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 <rte_ethdev_driver.h>
  11 #include <rte_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 = internals->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 (++internals->active_slave >= slave_count)
  90                 internals->active_slave = 0;
  91         return num_rx_total;
  92 }
  93
  94 static uint16_t
  95 bond_ethdev_rx_burst_active_backup(void *queue, struct rte_mbuf **bufs,
  96                 uint16_t nb_pkts)
  97 {
  98         struct bond_dev_private *internals;
  99
 100         /* Cast to structure, containing bonded device's port id and queue id */
 101         struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)queue;
 102
 103         internals = bd_rx_q->dev_private;
 104
 105         return rte_eth_rx_burst(internals->current_primary_port,
 106                         bd_rx_q->queue_id, bufs, nb_pkts);
 107 }
 108
 109 static inline uint8_t
 110 is_lacp_packets(uint16_t ethertype, uint8_t subtype, struct rte_mbuf *mbuf)
 111 {
 112         const uint16_t ether_type_slow_be =
 113                 rte_be_to_cpu_16(RTE_ETHER_TYPE_SLOW);
 114
 115         return !((mbuf->ol_flags & PKT_RX_VLAN) ? mbuf->vlan_tci : 0) &&
 116                 (ethertype == ether_type_slow_be &&
 117                 (subtype == SLOW_SUBTYPE_MARKER || subtype == SLOW_SUBTYPE_LACP));
 118 }
 119
 120 /*****************************************************************************
 121  * Flow director's setup for mode 4 optimization
 122  */
 123
 124 static struct rte_flow_item_eth flow_item_eth_type_8023ad = {
 125         .dst.addr_bytes = { 0 },
 126         .src.addr_bytes = { 0 },
 127         .type = RTE_BE16(RTE_ETHER_TYPE_SLOW),
 128 };
 129
 130 static struct rte_flow_item_eth flow_item_eth_mask_type_8023ad = {
 131         .dst.addr_bytes = { 0 },
 132         .src.addr_bytes = { 0 },
 133         .type = 0xFFFF,
 134 };
 135
 136 static struct rte_flow_item flow_item_8023ad[] = {
 137         {
 138                 .type = RTE_FLOW_ITEM_TYPE_ETH,
 139                 .spec = &flow_item_eth_type_8023ad,
 140                 .last = NULL,
 141                 .mask = &flow_item_eth_mask_type_8023ad,
 142         },
 143         {
 144                 .type = RTE_FLOW_ITEM_TYPE_END,
 145                 .spec = NULL,
 146                 .last = NULL,
 147                 .mask = NULL,
 148         }
 149 };
 150
 151 const struct rte_flow_attr flow_attr_8023ad = {
 152         .group = 0,
 153         .priority = 0,
 154         .ingress = 1,
 155         .egress = 0,
 156         .reserved = 0,
 157 };
 158
 159 int
 160 bond_ethdev_8023ad_flow_verify(struct rte_eth_dev *bond_dev,
 161                 uint16_t slave_port) {
 162         struct rte_eth_dev_info slave_info;
 163         struct rte_flow_error error;
 164         struct bond_dev_private *internals = bond_dev->data->dev_private;
 165
 166         const struct rte_flow_action_queue lacp_queue_conf = {
 167                 .index = 0,
 168         };
 169
 170         const struct rte_flow_action actions[] = {
 171                 {
 172                         .type = RTE_FLOW_ACTION_TYPE_QUEUE,
 173                         .conf = &lacp_queue_conf
 174                 },
 175                 {
 176                         .type = RTE_FLOW_ACTION_TYPE_END,
 177                 }
 178         };
 179
 180         int ret = rte_flow_validate(slave_port, &flow_attr_8023ad,
 181                         flow_item_8023ad, actions, &error);
 182         if (ret < 0) {
 183                 RTE_BOND_LOG(ERR, "%s: %s (slave_port=%d queue_id=%d)",
 184                                 __func__, error.message, slave_port,
 185                                 internals->mode4.dedicated_queues.rx_qid);
 186                 return -1;
 187         }
 188
 189         ret = rte_eth_dev_info_get(slave_port, &slave_info);
 190         if (ret != 0) {
 191                 RTE_BOND_LOG(ERR,
 192                         "%s: Error during getting device (port %u) info: %s\n",
 193                         __func__, slave_port, strerror(-ret));
 194
 195                 return ret;
 196         }
 197
 198         if (slave_info.max_rx_queues < bond_dev->data->nb_rx_queues ||
 199                         slave_info.max_tx_queues < bond_dev->data->nb_tx_queues) {
 200                 RTE_BOND_LOG(ERR,
 201                         "%s: Slave %d capabilities doesn't allow to allocate additional queues",
 202                         __func__, slave_port);
 203                 return -1;
 204         }
 205
 206         return 0;
 207 }
 208
 209 int
 210 bond_8023ad_slow_pkt_hw_filter_supported(uint16_t port_id) {
 211         struct rte_eth_dev *bond_dev = &rte_eth_devices[port_id];
 212         struct bond_dev_private *internals = bond_dev->data->dev_private;
 213         struct rte_eth_dev_info bond_info;
 214         uint16_t idx;
 215         int ret;
 216
 217         /* Verify if all slaves in bonding supports flow director and */
 218         if (internals->slave_count > 0) {
 219                 ret = rte_eth_dev_info_get(bond_dev->data->port_id, &bond_info);
 220                 if (ret != 0) {
 221                         RTE_BOND_LOG(ERR,
 222                                 "%s: Error during getting device (port %u) info: %s\n",
 223                                 __func__, bond_dev->data->port_id,
 224                                 strerror(-ret));
 225
 226                         return ret;
 227                 }
 228
 229                 internals->mode4.dedicated_queues.rx_qid = bond_info.nb_rx_queues;
 230                 internals->mode4.dedicated_queues.tx_qid = bond_info.nb_tx_queues;
 231
 232                 for (idx = 0; idx < internals->slave_count; idx++) {
 233                         if (bond_ethdev_8023ad_flow_verify(bond_dev,
 234                                         internals->slaves[idx].port_id) != 0)
 235                                 return -1;
 236                 }
 237         }
 238
 239         return 0;
 240 }
 241
 242 int
 243 bond_ethdev_8023ad_flow_set(struct rte_eth_dev *bond_dev, uint16_t slave_port) {
 244
 245         struct rte_flow_error error;
 246         struct bond_dev_private *internals = bond_dev->data->dev_private;
 247         struct rte_flow_action_queue lacp_queue_conf = {
 248                 .index = internals->mode4.dedicated_queues.rx_qid,
 249         };
 250
 251         const struct rte_flow_action actions[] = {
 252                 {
 253                         .type = RTE_FLOW_ACTION_TYPE_QUEUE,
 254                         .conf = &lacp_queue_conf
 255                 },
 256                 {
 257                         .type = RTE_FLOW_ACTION_TYPE_END,
 258                 }
 259         };
 260
 261         internals->mode4.dedicated_queues.flow[slave_port] = rte_flow_create(slave_port,
 262                         &flow_attr_8023ad, flow_item_8023ad, actions, &error);
 263         if (internals->mode4.dedicated_queues.flow[slave_port] == NULL) {
 264                 RTE_BOND_LOG(ERR, "bond_ethdev_8023ad_flow_set: %s "
 265                                 "(slave_port=%d queue_id=%d)",
 266                                 error.message, slave_port,
 267                                 internals->mode4.dedicated_queues.rx_qid);
 268                 return -1;
 269         }
 270
 271         return 0;
 272 }
 273
 274 static inline uint16_t
 275 rx_burst_8023ad(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts,
 276                 bool dedicated_rxq)
 277 {
 278         /* Cast to structure, containing bonded device's port id and queue id */
 279         struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)queue;
 280         struct bond_dev_private *internals = bd_rx_q->dev_private;
 281         struct rte_eth_dev *bonded_eth_dev =
 282                                         &rte_eth_devices[internals->port_id];
 283         struct rte_ether_addr *bond_mac = bonded_eth_dev->data->mac_addrs;
 284         struct rte_ether_hdr *hdr;
 285
 286         const uint16_t ether_type_slow_be =
 287                 rte_be_to_cpu_16(RTE_ETHER_TYPE_SLOW);
 288         uint16_t num_rx_total = 0;      /* Total number of received packets */
 289         uint16_t slaves[RTE_MAX_ETHPORTS];
 290         uint16_t slave_count, idx;
 291
 292         uint8_t collecting;  /* current slave collecting status */
 293         const uint8_t promisc = rte_eth_promiscuous_get(internals->port_id);
 294         const uint8_t allmulti = rte_eth_allmulticast_get(internals->port_id);
 295         uint8_t subtype;
 296         uint16_t i;
 297         uint16_t j;
 298         uint16_t k;
 299
 300         /* Copy slave list to protect against slave up/down changes during tx
 301          * bursting */
 302         slave_count = internals->active_slave_count;
 303         memcpy(slaves, internals->active_slaves,
 304                         sizeof(internals->active_slaves[0]) * slave_count);
 305
 306         idx = internals->active_slave;
 307         if (idx >= slave_count) {
 308                 internals->active_slave = 0;
 309                 idx = 0;
 310         }
 311         for (i = 0; i < slave_count && num_rx_total < nb_pkts; i++) {
 312                 j = num_rx_total;
 313                 collecting = ACTOR_STATE(&bond_mode_8023ad_ports[slaves[idx]],
 314                                          COLLECTING);
 315
 316                 /* Read packets from this slave */
 317                 num_rx_total += rte_eth_rx_burst(slaves[idx], bd_rx_q->queue_id,
 318                                 &bufs[num_rx_total], nb_pkts - num_rx_total);
 319
 320                 for (k = j; k < 2 && k < num_rx_total; k++)
 321                         rte_prefetch0(rte_pktmbuf_mtod(bufs[k], void *));
 322
 323                 /* Handle slow protocol packets. */
 324                 while (j < num_rx_total) {
 325                         if (j + 3 < num_rx_total)
 326                                 rte_prefetch0(rte_pktmbuf_mtod(bufs[j + 3], void *));
 327
 328                         hdr = rte_pktmbuf_mtod(bufs[j], struct rte_ether_hdr *);
 329                         subtype = ((struct slow_protocol_frame *)hdr)->slow_protocol.subtype;
 330
 331                         /* Remove packet from array if:
 332                          * - it is slow packet but no dedicated rxq is present,
 333                          * - slave is not in collecting state,
 334                          * - bonding interface is not in promiscuous mode:
 335                          *   - packet is unicast and address does not match,
 336                          *   - packet is multicast and bonding interface
 337                          *     is not in allmulti,
 338                          */
 339                         if (unlikely(
 340                                 (!dedicated_rxq &&
 341                                  is_lacp_packets(hdr->ether_type, subtype,
 342                                                  bufs[j])) ||
 343                                 !collecting ||
 344                                 (!promisc &&
 345                                  ((rte_is_unicast_ether_addr(&hdr->d_addr) &&
 346                                    !rte_is_same_ether_addr(bond_mac,
 347                                                        &hdr->d_addr)) ||
 348                                   (!allmulti &&
 349                                    rte_is_multicast_ether_addr(&hdr->d_addr)))))) {
 350
 351                                 if (hdr->ether_type == ether_type_slow_be) {
 352                                         bond_mode_8023ad_handle_slow_pkt(
 353                                             internals, slaves[idx], bufs[j]);
 354                                 } else
 355                                         rte_pktmbuf_free(bufs[j]);
 356
 357                                 /* Packet is managed by mode 4 or dropped, shift the array */
 358                                 num_rx_total--;
 359                                 if (j < num_rx_total) {
 360                                         memmove(&bufs[j], &bufs[j + 1], sizeof(bufs[0]) *
 361                                                 (num_rx_total - j));
 362                                 }
 363                         } else
 364                                 j++;
 365                 }
 366                 if (unlikely(++idx == slave_count))
 367                         idx = 0;
 368         }
 369
 370         if (++internals->active_slave >= slave_count)
 371                 internals->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:%02X:%02X:%02X:%02X:%02X:%02X SrcIP:%s " \
 477                 "DstMAC:%02X:%02X:%02X:%02X:%02X:%02X DstIP:%s %s %d\n", \
 478                 info,                                                   \
 479                 port,                                                   \
 480                 eth_h->s_addr.addr_bytes[0], eth_h->s_addr.addr_bytes[1], \
 481                 eth_h->s_addr.addr_bytes[2], eth_h->s_addr.addr_bytes[3], \
 482                 eth_h->s_addr.addr_bytes[4], eth_h->s_addr.addr_bytes[5], \
 483                 src_ip,                                                 \
 484                 eth_h->d_addr.addr_bytes[0], eth_h->d_addr.addr_bytes[1], \
 485                 eth_h->d_addr.addr_bytes[2], eth_h->d_addr.addr_bytes[3], \
 486                 eth_h->d_addr.addr_bytes[4], eth_h->d_addr.addr_bytes[5], \
 487                 dst_ip,                                                 \
 488                 arp_op, ++burstnumber)
 489 #endif
 490
 491 static void
 492 mode6_debug(const char __rte_unused *info,
 493         struct rte_ether_hdr *eth_h, uint16_t port,
 494         uint32_t __rte_unused *burstnumber)
 495 {
 496         struct rte_ipv4_hdr *ipv4_h;
 497 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 498         struct rte_arp_hdr *arp_h;
 499         char dst_ip[16];
 500         char ArpOp[24];
 501         char buf[16];
 502 #endif
 503         char src_ip[16];
 504
 505         uint16_t ether_type = eth_h->ether_type;
 506         uint16_t offset = get_vlan_offset(eth_h, &ether_type);
 507
 508 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 509         strlcpy(buf, info, 16);
 510 #endif
 511
 512         if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) {
 513                 ipv4_h = (struct rte_ipv4_hdr *)((char *)(eth_h + 1) + offset);
 514                 ipv4_addr_to_dot(ipv4_h->src_addr, src_ip, MaxIPv4String);
 515 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 516                 ipv4_addr_to_dot(ipv4_h->dst_addr, dst_ip, MaxIPv4String);
 517                 MODE6_DEBUG(buf, src_ip, dst_ip, eth_h, "", port, *burstnumber);
 518 #endif
 519                 update_client_stats(ipv4_h->src_addr, port, burstnumber);
 520         }
 521 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 522         else if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_ARP)) {
 523                 arp_h = (struct rte_arp_hdr *)((char *)(eth_h + 1) + offset);
 524                 ipv4_addr_to_dot(arp_h->arp_data.arp_sip, src_ip, MaxIPv4String);
 525                 ipv4_addr_to_dot(arp_h->arp_data.arp_tip, dst_ip, MaxIPv4String);
 526                 arp_op_name(rte_be_to_cpu_16(arp_h->arp_opcode),
 527                                 ArpOp, sizeof(ArpOp));
 528                 MODE6_DEBUG(buf, src_ip, dst_ip, eth_h, ArpOp, port, *burstnumber);
 529         }
 530 #endif
 531 }
 532 #endif
 533
 534 static uint16_t
 535 bond_ethdev_rx_burst_alb(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 536 {
 537         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
 538         struct bond_dev_private *internals = bd_tx_q->dev_private;
 539         struct rte_ether_hdr *eth_h;
 540         uint16_t ether_type, offset;
 541         uint16_t nb_recv_pkts;
 542         int i;
 543
 544         nb_recv_pkts = bond_ethdev_rx_burst(queue, bufs, nb_pkts);
 545
 546         for (i = 0; i < nb_recv_pkts; i++) {
 547                 eth_h = rte_pktmbuf_mtod(bufs[i], struct rte_ether_hdr *);
 548                 ether_type = eth_h->ether_type;
 549                 offset = get_vlan_offset(eth_h, &ether_type);
 550
 551                 if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_ARP)) {
 552 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
 553                         mode6_debug("RX ARP:", eth_h, bufs[i]->port, &burstnumberRX);
 554 #endif
 555                         bond_mode_alb_arp_recv(eth_h, offset, internals);
 556                 }
 557 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
 558                 else if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4))
 559                         mode6_debug("RX IPv4:", eth_h, bufs[i]->port, &burstnumberRX);
 560 #endif
 561         }
 562
 563         return nb_recv_pkts;
 564 }
 565
 566 static uint16_t
 567 bond_ethdev_tx_burst_round_robin(void *queue, struct rte_mbuf **bufs,
 568                 uint16_t nb_pkts)
 569 {
 570         struct bond_dev_private *internals;
 571         struct bond_tx_queue *bd_tx_q;
 572
 573         struct rte_mbuf *slave_bufs[RTE_MAX_ETHPORTS][nb_pkts];
 574         uint16_t slave_nb_pkts[RTE_MAX_ETHPORTS] = { 0 };
 575
 576         uint16_t num_of_slaves;
 577         uint16_t slaves[RTE_MAX_ETHPORTS];
 578
 579         uint16_t num_tx_total = 0, num_tx_slave;
 580
 581         static int slave_idx = 0;
 582         int i, cslave_idx = 0, tx_fail_total = 0;
 583
 584         bd_tx_q = (struct bond_tx_queue *)queue;
 585         internals = bd_tx_q->dev_private;
 586
 587         /* Copy slave list to protect against slave up/down changes during tx
 588          * bursting */
 589         num_of_slaves = internals->active_slave_count;
 590         memcpy(slaves, internals->active_slaves,
 591                         sizeof(internals->active_slaves[0]) * num_of_slaves);
 592
 593         if (num_of_slaves < 1)
 594                 return num_tx_total;
 595
 596         /* Populate slaves mbuf with which packets are to be sent on it  */
 597         for (i = 0; i < nb_pkts; i++) {
 598                 cslave_idx = (slave_idx + i) % num_of_slaves;
 599                 slave_bufs[cslave_idx][(slave_nb_pkts[cslave_idx])++] = bufs[i];
 600         }
 601
 602         /* increment current slave index so the next call to tx burst starts on the
 603          * next slave */
 604         slave_idx = ++cslave_idx;
 605
 606         /* Send packet burst on each slave device */
 607         for (i = 0; i < num_of_slaves; i++) {
 608                 if (slave_nb_pkts[i] > 0) {
 609                         num_tx_slave = rte_eth_tx_burst(slaves[i], bd_tx_q->queue_id,
 610                                         slave_bufs[i], slave_nb_pkts[i]);
 611
 612                         /* if tx burst fails move packets to end of bufs */
 613                         if (unlikely(num_tx_slave < slave_nb_pkts[i])) {
 614                                 int tx_fail_slave = slave_nb_pkts[i] - num_tx_slave;
 615
 616                                 tx_fail_total += tx_fail_slave;
 617
 618                                 memcpy(&bufs[nb_pkts - tx_fail_total],
 619                                        &slave_bufs[i][num_tx_slave],
 620                                        tx_fail_slave * sizeof(bufs[0]));
 621                         }
 622                         num_tx_total += num_tx_slave;
 623                 }
 624         }
 625
 626         return num_tx_total;
 627 }
 628
 629 static uint16_t
 630 bond_ethdev_tx_burst_active_backup(void *queue,
 631                 struct rte_mbuf **bufs, uint16_t nb_pkts)
 632 {
 633         struct bond_dev_private *internals;
 634         struct bond_tx_queue *bd_tx_q;
 635
 636         bd_tx_q = (struct bond_tx_queue *)queue;
 637         internals = bd_tx_q->dev_private;
 638
 639         if (internals->active_slave_count < 1)
 640                 return 0;
 641
 642         return rte_eth_tx_burst(internals->current_primary_port, bd_tx_q->queue_id,
 643                         bufs, nb_pkts);
 644 }
 645
 646 static inline uint16_t
 647 ether_hash(struct rte_ether_hdr *eth_hdr)
 648 {
 649         unaligned_uint16_t *word_src_addr =
 650                 (unaligned_uint16_t *)eth_hdr->s_addr.addr_bytes;
 651         unaligned_uint16_t *word_dst_addr =
 652                 (unaligned_uint16_t *)eth_hdr->d_addr.addr_bytes;
 653
 654         return (word_src_addr[0] ^ word_dst_addr[0]) ^
 655                         (word_src_addr[1] ^ word_dst_addr[1]) ^
 656                         (word_src_addr[2] ^ word_dst_addr[2]);
 657 }
 658
 659 static inline uint32_t
 660 ipv4_hash(struct rte_ipv4_hdr *ipv4_hdr)
 661 {
 662         return ipv4_hdr->src_addr ^ ipv4_hdr->dst_addr;
 663 }
 664
 665 static inline uint32_t
 666 ipv6_hash(struct rte_ipv6_hdr *ipv6_hdr)
 667 {
 668         unaligned_uint32_t *word_src_addr =
 669                 (unaligned_uint32_t *)&(ipv6_hdr->src_addr[0]);
 670         unaligned_uint32_t *word_dst_addr =
 671                 (unaligned_uint32_t *)&(ipv6_hdr->dst_addr[0]);
 672
 673         return (word_src_addr[0] ^ word_dst_addr[0]) ^
 674                         (word_src_addr[1] ^ word_dst_addr[1]) ^
 675                         (word_src_addr[2] ^ word_dst_addr[2]) ^
 676                         (word_src_addr[3] ^ word_dst_addr[3]);
 677 }
 678
 679
 680 void
 681 burst_xmit_l2_hash(struct rte_mbuf **buf, uint16_t nb_pkts,
 682                 uint16_t slave_count, uint16_t *slaves)
 683 {
 684         struct rte_ether_hdr *eth_hdr;
 685         uint32_t hash;
 686         int i;
 687
 688         for (i = 0; i < nb_pkts; i++) {
 689                 eth_hdr = rte_pktmbuf_mtod(buf[i], struct rte_ether_hdr *);
 690
 691                 hash = ether_hash(eth_hdr);
 692
 693                 slaves[i] = (hash ^= hash >> 8) % slave_count;
 694         }
 695 }
 696
 697 void
 698 burst_xmit_l23_hash(struct rte_mbuf **buf, uint16_t nb_pkts,
 699                 uint16_t slave_count, uint16_t *slaves)
 700 {
 701         uint16_t i;
 702         struct rte_ether_hdr *eth_hdr;
 703         uint16_t proto;
 704         size_t vlan_offset;
 705         uint32_t hash, l3hash;
 706
 707         for (i = 0; i < nb_pkts; i++) {
 708                 eth_hdr = rte_pktmbuf_mtod(buf[i], struct rte_ether_hdr *);
 709                 l3hash = 0;
 710
 711                 proto = eth_hdr->ether_type;
 712                 hash = ether_hash(eth_hdr);
 713
 714                 vlan_offset = get_vlan_offset(eth_hdr, &proto);
 715
 716                 if (rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4) == proto) {
 717                         struct rte_ipv4_hdr *ipv4_hdr = (struct rte_ipv4_hdr *)
 718                                         ((char *)(eth_hdr + 1) + vlan_offset);
 719                         l3hash = ipv4_hash(ipv4_hdr);
 720
 721                 } else if (rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6) == proto) {
 722                         struct rte_ipv6_hdr *ipv6_hdr = (struct rte_ipv6_hdr *)
 723                                         ((char *)(eth_hdr + 1) + vlan_offset);
 724                         l3hash = ipv6_hash(ipv6_hdr);
 725                 }
 726
 727                 hash = hash ^ l3hash;
 728                 hash ^= hash >> 16;
 729                 hash ^= hash >> 8;
 730
 731                 slaves[i] = hash % slave_count;
 732         }
 733 }
 734
 735 void
 736 burst_xmit_l34_hash(struct rte_mbuf **buf, uint16_t nb_pkts,
 737                 uint16_t slave_count, uint16_t *slaves)
 738 {
 739         struct rte_ether_hdr *eth_hdr;
 740         uint16_t proto;
 741         size_t vlan_offset;
 742         int i;
 743
 744         struct rte_udp_hdr *udp_hdr;
 745         struct rte_tcp_hdr *tcp_hdr;
 746         uint32_t hash, l3hash, l4hash;
 747
 748         for (i = 0; i < nb_pkts; i++) {
 749                 eth_hdr = rte_pktmbuf_mtod(buf[i], struct rte_ether_hdr *);
 750                 size_t pkt_end = (size_t)eth_hdr + rte_pktmbuf_data_len(buf[i]);
 751                 proto = eth_hdr->ether_type;
 752                 vlan_offset = get_vlan_offset(eth_hdr, &proto);
 753                 l3hash = 0;
 754                 l4hash = 0;
 755
 756                 if (rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4) == proto) {
 757                         struct rte_ipv4_hdr *ipv4_hdr = (struct rte_ipv4_hdr *)
 758                                         ((char *)(eth_hdr + 1) + vlan_offset);
 759                         size_t ip_hdr_offset;
 760
 761                         l3hash = ipv4_hash(ipv4_hdr);
 762
 763                         /* there is no L4 header in fragmented packet */
 764                         if (likely(rte_ipv4_frag_pkt_is_fragmented(ipv4_hdr)
 765                                                                 == 0)) {
 766                                 ip_hdr_offset = (ipv4_hdr->version_ihl
 767                                         & RTE_IPV4_HDR_IHL_MASK) *
 768                                         RTE_IPV4_IHL_MULTIPLIER;
 769
 770                                 if (ipv4_hdr->next_proto_id == IPPROTO_TCP) {
 771                                         tcp_hdr = (struct rte_tcp_hdr *)
 772                                                 ((char *)ipv4_hdr +
 773                                                         ip_hdr_offset);
 774                                         if ((size_t)tcp_hdr + sizeof(*tcp_hdr)
 775                                                         < pkt_end)
 776                                                 l4hash = HASH_L4_PORTS(tcp_hdr);
 777                                 } else if (ipv4_hdr->next_proto_id ==
 778                                                                 IPPROTO_UDP) {
 779                                         udp_hdr = (struct rte_udp_hdr *)
 780                                                 ((char *)ipv4_hdr +
 781                                                         ip_hdr_offset);
 782                                         if ((size_t)udp_hdr + sizeof(*udp_hdr)
 783                                                         < pkt_end)
 784                                                 l4hash = HASH_L4_PORTS(udp_hdr);
 785                                 }
 786                         }
 787                 } else if  (rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6) == proto) {
 788                         struct rte_ipv6_hdr *ipv6_hdr = (struct rte_ipv6_hdr *)
 789                                         ((char *)(eth_hdr + 1) + vlan_offset);
 790                         l3hash = ipv6_hash(ipv6_hdr);
 791
 792                         if (ipv6_hdr->proto == IPPROTO_TCP) {
 793                                 tcp_hdr = (struct rte_tcp_hdr *)(ipv6_hdr + 1);
 794                                 l4hash = HASH_L4_PORTS(tcp_hdr);
 795                         } else if (ipv6_hdr->proto == IPPROTO_UDP) {
 796                                 udp_hdr = (struct rte_udp_hdr *)(ipv6_hdr + 1);
 797                                 l4hash = HASH_L4_PORTS(udp_hdr);
 798                         }
 799                 }
 800
 801                 hash = l3hash ^ l4hash;
 802                 hash ^= hash >> 16;
 803                 hash ^= hash >> 8;
 804
 805                 slaves[i] = hash % slave_count;
 806         }
 807 }
 808
 809 struct bwg_slave {
 810         uint64_t bwg_left_int;
 811         uint64_t bwg_left_remainder;
 812         uint16_t slave;
 813 };
 814
 815 void
 816 bond_tlb_activate_slave(struct bond_dev_private *internals) {
 817         int i;
 818
 819         for (i = 0; i < internals->active_slave_count; i++) {
 820                 tlb_last_obytets[internals->active_slaves[i]] = 0;
 821         }
 822 }
 823
 824 static int
 825 bandwidth_cmp(const void *a, const void *b)
 826 {
 827         const struct bwg_slave *bwg_a = a;
 828         const struct bwg_slave *bwg_b = b;
 829         int64_t diff = (int64_t)bwg_b->bwg_left_int - (int64_t)bwg_a->bwg_left_int;
 830         int64_t diff2 = (int64_t)bwg_b->bwg_left_remainder -
 831                         (int64_t)bwg_a->bwg_left_remainder;
 832         if (diff > 0)
 833                 return 1;
 834         else if (diff < 0)
 835                 return -1;
 836         else if (diff2 > 0)
 837                 return 1;
 838         else if (diff2 < 0)
 839                 return -1;
 840         else
 841                 return 0;
 842 }
 843
 844 static void
 845 bandwidth_left(uint16_t port_id, uint64_t load, uint8_t update_idx,
 846                 struct bwg_slave *bwg_slave)
 847 {
 848         struct rte_eth_link link_status;
 849         int ret;
 850
 851         ret = rte_eth_link_get_nowait(port_id, &link_status);
 852         if (ret < 0) {
 853                 RTE_BOND_LOG(ERR, "Slave (port %u) link get failed: %s",
 854                              port_id, rte_strerror(-ret));
 855                 return;
 856         }
 857         uint64_t link_bwg = link_status.link_speed * 1000000ULL / 8;
 858         if (link_bwg == 0)
 859                 return;
 860         link_bwg = link_bwg * (update_idx+1) * REORDER_PERIOD_MS;
 861         bwg_slave->bwg_left_int = (link_bwg - 1000*load) / link_bwg;
 862         bwg_slave->bwg_left_remainder = (link_bwg - 1000*load) % link_bwg;
 863 }
 864
 865 static void
 866 bond_ethdev_update_tlb_slave_cb(void *arg)
 867 {
 868         struct bond_dev_private *internals = arg;
 869         struct rte_eth_stats slave_stats;
 870         struct bwg_slave bwg_array[RTE_MAX_ETHPORTS];
 871         uint16_t slave_count;
 872         uint64_t tx_bytes;
 873
 874         uint8_t update_stats = 0;
 875         uint16_t slave_id;
 876         uint16_t i;
 877
 878         internals->slave_update_idx++;
 879
 880
 881         if (internals->slave_update_idx >= REORDER_PERIOD_MS)
 882                 update_stats = 1;
 883
 884         for (i = 0; i < internals->active_slave_count; i++) {
 885                 slave_id = internals->active_slaves[i];
 886                 rte_eth_stats_get(slave_id, &slave_stats);
 887                 tx_bytes = slave_stats.obytes - tlb_last_obytets[slave_id];
 888                 bandwidth_left(slave_id, tx_bytes,
 889                                 internals->slave_update_idx, &bwg_array[i]);
 890                 bwg_array[i].slave = slave_id;
 891
 892                 if (update_stats) {
 893                         tlb_last_obytets[slave_id] = slave_stats.obytes;
 894                 }
 895         }
 896
 897         if (update_stats == 1)
 898                 internals->slave_update_idx = 0;
 899
 900         slave_count = i;
 901         qsort(bwg_array, slave_count, sizeof(bwg_array[0]), bandwidth_cmp);
 902         for (i = 0; i < slave_count; i++)
 903                 internals->tlb_slaves_order[i] = bwg_array[i].slave;
 904
 905         rte_eal_alarm_set(REORDER_PERIOD_MS * 1000, bond_ethdev_update_tlb_slave_cb,
 906                         (struct bond_dev_private *)internals);
 907 }
 908
 909 static uint16_t
 910 bond_ethdev_tx_burst_tlb(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 911 {
 912         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
 913         struct bond_dev_private *internals = bd_tx_q->dev_private;
 914
 915         struct rte_eth_dev *primary_port =
 916                         &rte_eth_devices[internals->primary_port];
 917         uint16_t num_tx_total = 0;
 918         uint16_t i, j;
 919
 920         uint16_t num_of_slaves = internals->active_slave_count;
 921         uint16_t slaves[RTE_MAX_ETHPORTS];
 922
 923         struct rte_ether_hdr *ether_hdr;
 924         struct rte_ether_addr primary_slave_addr;
 925         struct rte_ether_addr active_slave_addr;
 926
 927         if (num_of_slaves < 1)
 928                 return num_tx_total;
 929
 930         memcpy(slaves, internals->tlb_slaves_order,
 931                                 sizeof(internals->tlb_slaves_order[0]) * num_of_slaves);
 932
 933
 934         rte_ether_addr_copy(primary_port->data->mac_addrs, &primary_slave_addr);
 935
 936         if (nb_pkts > 3) {
 937                 for (i = 0; i < 3; i++)
 938                         rte_prefetch0(rte_pktmbuf_mtod(bufs[i], void*));
 939         }
 940
 941         for (i = 0; i < num_of_slaves; i++) {
 942                 rte_eth_macaddr_get(slaves[i], &active_slave_addr);
 943                 for (j = num_tx_total; j < nb_pkts; j++) {
 944                         if (j + 3 < nb_pkts)
 945                                 rte_prefetch0(rte_pktmbuf_mtod(bufs[j+3], void*));
 946
 947                         ether_hdr = rte_pktmbuf_mtod(bufs[j],
 948                                                 struct rte_ether_hdr *);
 949                         if (rte_is_same_ether_addr(&ether_hdr->s_addr,
 950                                                         &primary_slave_addr))
 951                                 rte_ether_addr_copy(&active_slave_addr,
 952                                                 &ether_hdr->s_addr);
 953 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
 954                                         mode6_debug("TX IPv4:", ether_hdr, slaves[i], &burstnumberTX);
 955 #endif
 956                 }
 957
 958                 num_tx_total += rte_eth_tx_burst(slaves[i], bd_tx_q->queue_id,
 959                                 bufs + num_tx_total, nb_pkts - num_tx_total);
 960
 961                 if (num_tx_total == nb_pkts)
 962                         break;
 963         }
 964
 965         return num_tx_total;
 966 }
 967
 968 void
 969 bond_tlb_disable(struct bond_dev_private *internals)
 970 {
 971         rte_eal_alarm_cancel(bond_ethdev_update_tlb_slave_cb, internals);
 972 }
 973
 974 void
 975 bond_tlb_enable(struct bond_dev_private *internals)
 976 {
 977         bond_ethdev_update_tlb_slave_cb(internals);
 978 }
 979
 980 static uint16_t
 981 bond_ethdev_tx_burst_alb(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 982 {
 983         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
 984         struct bond_dev_private *internals = bd_tx_q->dev_private;
 985
 986         struct rte_ether_hdr *eth_h;
 987         uint16_t ether_type, offset;
 988
 989         struct client_data *client_info;
 990
 991         /*
 992          * We create transmit buffers for every slave and one additional to send
 993          * through tlb. In worst case every packet will be send on one port.
 994          */
 995         struct rte_mbuf *slave_bufs[RTE_MAX_ETHPORTS + 1][nb_pkts];
 996         uint16_t slave_bufs_pkts[RTE_MAX_ETHPORTS + 1] = { 0 };
 997
 998         /*
 999          * We create separate transmit buffers for update packets as they won't
1000          * be counted in num_tx_total.
1001          */
1002         struct rte_mbuf *update_bufs[RTE_MAX_ETHPORTS][ALB_HASH_TABLE_SIZE];
1003         uint16_t update_bufs_pkts[RTE_MAX_ETHPORTS] = { 0 };
1004
1005         struct rte_mbuf *upd_pkt;
1006         size_t pkt_size;
1007
1008         uint16_t num_send, num_not_send = 0;
1009         uint16_t num_tx_total = 0;
1010         uint16_t slave_idx;
1011
1012         int i, j;
1013
1014         /* Search tx buffer for ARP packets and forward them to alb */
1015         for (i = 0; i < nb_pkts; i++) {
1016                 eth_h = rte_pktmbuf_mtod(bufs[i], struct rte_ether_hdr *);
1017                 ether_type = eth_h->ether_type;
1018                 offset = get_vlan_offset(eth_h, &ether_type);
1019
1020                 if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_ARP)) {
1021                         slave_idx = bond_mode_alb_arp_xmit(eth_h, offset, internals);
1022
1023                         /* Change src mac in eth header */
1024                         rte_eth_macaddr_get(slave_idx, &eth_h->s_addr);
1025
1026                         /* Add packet to slave tx buffer */
1027                         slave_bufs[slave_idx][slave_bufs_pkts[slave_idx]] = bufs[i];
1028                         slave_bufs_pkts[slave_idx]++;
1029                 } else {
1030                         /* If packet is not ARP, send it with TLB policy */
1031                         slave_bufs[RTE_MAX_ETHPORTS][slave_bufs_pkts[RTE_MAX_ETHPORTS]] =
1032                                         bufs[i];
1033                         slave_bufs_pkts[RTE_MAX_ETHPORTS]++;
1034                 }
1035         }
1036
1037         /* Update connected client ARP tables */
1038         if (internals->mode6.ntt) {
1039                 for (i = 0; i < ALB_HASH_TABLE_SIZE; i++) {
1040                         client_info = &internals->mode6.client_table[i];
1041
1042                         if (client_info->in_use) {
1043                                 /* Allocate new packet to send ARP update on current slave */
1044                                 upd_pkt = rte_pktmbuf_alloc(internals->mode6.mempool);
1045                                 if (upd_pkt == NULL) {
1046                                         RTE_BOND_LOG(ERR,
1047                                                      "Failed to allocate ARP packet from pool");
1048                                         continue;
1049                                 }
1050                                 pkt_size = sizeof(struct rte_ether_hdr) +
1051                                         sizeof(struct rte_arp_hdr) +
1052                                         client_info->vlan_count *
1053                                         sizeof(struct rte_vlan_hdr);
1054                                 upd_pkt->data_len = pkt_size;
1055                                 upd_pkt->pkt_len = pkt_size;
1056
1057                                 slave_idx = bond_mode_alb_arp_upd(client_info, upd_pkt,
1058                                                 internals);
1059
1060                                 /* Add packet to update tx buffer */
1061                                 update_bufs[slave_idx][update_bufs_pkts[slave_idx]] = upd_pkt;
1062                                 update_bufs_pkts[slave_idx]++;
1063                         }
1064                 }
1065                 internals->mode6.ntt = 0;
1066         }
1067
1068         /* Send ARP packets on proper slaves */
1069         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
1070                 if (slave_bufs_pkts[i] > 0) {
1071                         num_send = rte_eth_tx_burst(i, bd_tx_q->queue_id,
1072                                         slave_bufs[i], slave_bufs_pkts[i]);
1073                         for (j = 0; j < slave_bufs_pkts[i] - num_send; j++) {
1074                                 bufs[nb_pkts - 1 - num_not_send - j] =
1075                                                 slave_bufs[i][nb_pkts - 1 - j];
1076                         }
1077
1078                         num_tx_total += num_send;
1079                         num_not_send += slave_bufs_pkts[i] - num_send;
1080
1081 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
1082         /* Print TX stats including update packets */
1083                         for (j = 0; j < slave_bufs_pkts[i]; j++) {
1084                                 eth_h = rte_pktmbuf_mtod(slave_bufs[i][j],
1085                                                         struct rte_ether_hdr *);
1086                                 mode6_debug("TX ARP:", eth_h, i, &burstnumberTX);
1087                         }
1088 #endif
1089                 }
1090         }
1091
1092         /* Send update packets on proper slaves */
1093         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
1094                 if (update_bufs_pkts[i] > 0) {
1095                         num_send = rte_eth_tx_burst(i, bd_tx_q->queue_id, update_bufs[i],
1096                                         update_bufs_pkts[i]);
1097                         for (j = num_send; j < update_bufs_pkts[i]; j++) {
1098                                 rte_pktmbuf_free(update_bufs[i][j]);
1099                         }
1100 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
1101                         for (j = 0; j < update_bufs_pkts[i]; j++) {
1102                                 eth_h = rte_pktmbuf_mtod(update_bufs[i][j],
1103                                                         struct rte_ether_hdr *);
1104                                 mode6_debug("TX ARPupd:", eth_h, i, &burstnumberTX);
1105                         }
1106 #endif
1107                 }
1108         }
1109
1110         /* Send non-ARP packets using tlb policy */
1111         if (slave_bufs_pkts[RTE_MAX_ETHPORTS] > 0) {
1112                 num_send = bond_ethdev_tx_burst_tlb(queue,
1113                                 slave_bufs[RTE_MAX_ETHPORTS],
1114                                 slave_bufs_pkts[RTE_MAX_ETHPORTS]);
1115
1116                 for (j = 0; j < slave_bufs_pkts[RTE_MAX_ETHPORTS]; j++) {
1117                         bufs[nb_pkts - 1 - num_not_send - j] =
1118                                         slave_bufs[RTE_MAX_ETHPORTS][nb_pkts - 1 - j];
1119                 }
1120
1121                 num_tx_total += num_send;
1122         }
1123
1124         return num_tx_total;
1125 }
1126
1127 static inline uint16_t
1128 tx_burst_balance(void *queue, struct rte_mbuf **bufs, uint16_t nb_bufs,
1129                  uint16_t *slave_port_ids, uint16_t slave_count)
1130 {
1131         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
1132         struct bond_dev_private *internals = bd_tx_q->dev_private;
1133
1134         /* Array to sort mbufs for transmission on each slave into */
1135         struct rte_mbuf *slave_bufs[RTE_MAX_ETHPORTS][nb_bufs];
1136         /* Number of mbufs for transmission on each slave */
1137         uint16_t slave_nb_bufs[RTE_MAX_ETHPORTS] = { 0 };
1138         /* Mapping array generated by hash function to map mbufs to slaves */
1139         uint16_t bufs_slave_port_idxs[nb_bufs];
1140
1141         uint16_t slave_tx_count;
1142         uint16_t total_tx_count = 0, total_tx_fail_count = 0;
1143
1144         uint16_t i;
1145
1146         /*
1147          * Populate slaves mbuf with the packets which are to be sent on it
1148          * selecting output slave using hash based on xmit policy
1149          */
1150         internals->burst_xmit_hash(bufs, nb_bufs, slave_count,
1151                         bufs_slave_port_idxs);
1152
1153         for (i = 0; i < nb_bufs; i++) {
1154                 /* Populate slave mbuf arrays with mbufs for that slave. */
1155                 uint16_t slave_idx = bufs_slave_port_idxs[i];
1156
1157                 slave_bufs[slave_idx][slave_nb_bufs[slave_idx]++] = bufs[i];
1158         }
1159
1160         /* Send packet burst on each slave device */
1161         for (i = 0; i < slave_count; i++) {
1162                 if (slave_nb_bufs[i] == 0)
1163                         continue;
1164
1165                 slave_tx_count = rte_eth_tx_burst(slave_port_ids[i],
1166                                 bd_tx_q->queue_id, slave_bufs[i],
1167                                 slave_nb_bufs[i]);
1168
1169                 total_tx_count += slave_tx_count;
1170
1171                 /* If tx burst fails move packets to end of bufs */
1172                 if (unlikely(slave_tx_count < slave_nb_bufs[i])) {
1173                         int slave_tx_fail_count = slave_nb_bufs[i] -
1174                                         slave_tx_count;
1175                         total_tx_fail_count += slave_tx_fail_count;
1176                         memcpy(&bufs[nb_bufs - total_tx_fail_count],
1177                                &slave_bufs[i][slave_tx_count],
1178                                slave_tx_fail_count * sizeof(bufs[0]));
1179                 }
1180         }
1181
1182         return total_tx_count;
1183 }
1184
1185 static uint16_t
1186 bond_ethdev_tx_burst_balance(void *queue, struct rte_mbuf **bufs,
1187                 uint16_t nb_bufs)
1188 {
1189         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
1190         struct bond_dev_private *internals = bd_tx_q->dev_private;
1191
1192         uint16_t slave_port_ids[RTE_MAX_ETHPORTS];
1193         uint16_t slave_count;
1194
1195         if (unlikely(nb_bufs == 0))
1196                 return 0;
1197
1198         /* Copy slave list to protect against slave up/down changes during tx
1199          * bursting
1200          */
1201         slave_count = internals->active_slave_count;
1202         if (unlikely(slave_count < 1))
1203                 return 0;
1204
1205         memcpy(slave_port_ids, internals->active_slaves,
1206                         sizeof(slave_port_ids[0]) * slave_count);
1207         return tx_burst_balance(queue, bufs, nb_bufs, slave_port_ids,
1208                                 slave_count);
1209 }
1210
1211 static inline uint16_t
1212 tx_burst_8023ad(void *queue, struct rte_mbuf **bufs, uint16_t nb_bufs,
1213                 bool dedicated_txq)
1214 {
1215         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
1216         struct bond_dev_private *internals = bd_tx_q->dev_private;
1217
1218         uint16_t slave_port_ids[RTE_MAX_ETHPORTS];
1219         uint16_t slave_count;
1220
1221         uint16_t dist_slave_port_ids[RTE_MAX_ETHPORTS];
1222         uint16_t dist_slave_count;
1223
1224         uint16_t slave_tx_count;
1225
1226         uint16_t i;
1227
1228         /* Copy slave list to protect against slave up/down changes during tx
1229          * bursting */
1230         slave_count = internals->active_slave_count;
1231         if (unlikely(slave_count < 1))
1232                 return 0;
1233
1234         memcpy(slave_port_ids, internals->active_slaves,
1235                         sizeof(slave_port_ids[0]) * slave_count);
1236
1237         if (dedicated_txq)
1238                 goto skip_tx_ring;
1239
1240         /* Check for LACP control packets and send if available */
1241         for (i = 0; i < slave_count; i++) {
1242                 struct port *port = &bond_mode_8023ad_ports[slave_port_ids[i]];
1243                 struct rte_mbuf *ctrl_pkt = NULL;
1244
1245                 if (likely(rte_ring_empty(port->tx_ring)))
1246                         continue;
1247
1248                 if (rte_ring_dequeue(port->tx_ring,
1249                                      (void **)&ctrl_pkt) != -ENOENT) {
1250                         slave_tx_count = rte_eth_tx_burst(slave_port_ids[i],
1251                                         bd_tx_q->queue_id, &ctrl_pkt, 1);
1252                         /*
1253                          * re-enqueue LAG control plane packets to buffering
1254                          * ring if transmission fails so the packet isn't lost.
1255                          */
1256                         if (slave_tx_count != 1)
1257                                 rte_ring_enqueue(port->tx_ring, ctrl_pkt);
1258                 }
1259         }
1260
1261 skip_tx_ring:
1262         if (unlikely(nb_bufs == 0))
1263                 return 0;
1264
1265         dist_slave_count = 0;
1266         for (i = 0; i < slave_count; i++) {
1267                 struct port *port = &bond_mode_8023ad_ports[slave_port_ids[i]];
1268
1269                 if (ACTOR_STATE(port, DISTRIBUTING))
1270                         dist_slave_port_ids[dist_slave_count++] =
1271                                         slave_port_ids[i];
1272         }
1273
1274         if (unlikely(dist_slave_count < 1))
1275                 return 0;
1276
1277         return tx_burst_balance(queue, bufs, nb_bufs, dist_slave_port_ids,
1278                                 dist_slave_count);
1279 }
1280
1281 static uint16_t
1282 bond_ethdev_tx_burst_8023ad(void *queue, struct rte_mbuf **bufs,
1283                 uint16_t nb_bufs)
1284 {
1285         return tx_burst_8023ad(queue, bufs, nb_bufs, false);
1286 }
1287
1288 static uint16_t
1289 bond_ethdev_tx_burst_8023ad_fast_queue(void *queue, struct rte_mbuf **bufs,
1290                 uint16_t nb_bufs)
1291 {
1292         return tx_burst_8023ad(queue, bufs, nb_bufs, true);
1293 }
1294
1295 static uint16_t
1296 bond_ethdev_tx_burst_broadcast(void *queue, struct rte_mbuf **bufs,
1297                 uint16_t nb_pkts)
1298 {
1299         struct bond_dev_private *internals;
1300         struct bond_tx_queue *bd_tx_q;
1301
1302         uint16_t slaves[RTE_MAX_ETHPORTS];
1303         uint8_t tx_failed_flag = 0;
1304         uint16_t num_of_slaves;
1305
1306         uint16_t max_nb_of_tx_pkts = 0;
1307
1308         int slave_tx_total[RTE_MAX_ETHPORTS];
1309         int i, most_successful_tx_slave = -1;
1310
1311         bd_tx_q = (struct bond_tx_queue *)queue;
1312         internals = bd_tx_q->dev_private;
1313
1314         /* Copy slave list to protect against slave up/down changes during tx
1315          * bursting */
1316         num_of_slaves = internals->active_slave_count;
1317         memcpy(slaves, internals->active_slaves,
1318                         sizeof(internals->active_slaves[0]) * num_of_slaves);
1319
1320         if (num_of_slaves < 1)
1321                 return 0;
1322
1323         /* Increment reference count on mbufs */
1324         for (i = 0; i < nb_pkts; i++)
1325                 rte_mbuf_refcnt_update(bufs[i], num_of_slaves - 1);
1326
1327         /* Transmit burst on each active slave */
1328         for (i = 0; i < num_of_slaves; i++) {
1329                 slave_tx_total[i] = rte_eth_tx_burst(slaves[i], bd_tx_q->queue_id,
1330                                         bufs, nb_pkts);
1331
1332                 if (unlikely(slave_tx_total[i] < nb_pkts))
1333                         tx_failed_flag = 1;
1334
1335                 /* record the value and slave index for the slave which transmits the
1336                  * maximum number of packets */
1337                 if (slave_tx_total[i] > max_nb_of_tx_pkts) {
1338                         max_nb_of_tx_pkts = slave_tx_total[i];
1339                         most_successful_tx_slave = i;
1340                 }
1341         }
1342
1343         /* if slaves fail to transmit packets from burst, the calling application
1344          * is not expected to know about multiple references to packets so we must
1345          * handle failures of all packets except those of the most successful slave
1346          */
1347         if (unlikely(tx_failed_flag))
1348                 for (i = 0; i < num_of_slaves; i++)
1349                         if (i != most_successful_tx_slave)
1350                                 while (slave_tx_total[i] < nb_pkts)
1351                                         rte_pktmbuf_free(bufs[slave_tx_total[i]++]);
1352
1353         return max_nb_of_tx_pkts;
1354 }
1355
1356 static void
1357 link_properties_set(struct rte_eth_dev *ethdev, struct rte_eth_link *slave_link)
1358 {
1359         struct bond_dev_private *bond_ctx = ethdev->data->dev_private;
1360
1361         if (bond_ctx->mode == BONDING_MODE_8023AD) {
1362                 /**
1363                  * If in mode 4 then save the link properties of the first
1364                  * slave, all subsequent slaves must match these properties
1365                  */
1366                 struct rte_eth_link *bond_link = &bond_ctx->mode4.slave_link;
1367
1368                 bond_link->link_autoneg = slave_link->link_autoneg;
1369                 bond_link->link_duplex = slave_link->link_duplex;
1370                 bond_link->link_speed = slave_link->link_speed;
1371         } else {
1372                 /**
1373                  * In any other mode the link properties are set to default
1374                  * values of AUTONEG/DUPLEX
1375                  */
1376                 ethdev->data->dev_link.link_autoneg = ETH_LINK_AUTONEG;
1377                 ethdev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;
1378         }
1379 }
1380
1381 static int
1382 link_properties_valid(struct rte_eth_dev *ethdev,
1383                 struct rte_eth_link *slave_link)
1384 {
1385         struct bond_dev_private *bond_ctx = ethdev->data->dev_private;
1386
1387         if (bond_ctx->mode == BONDING_MODE_8023AD) {
1388                 struct rte_eth_link *bond_link = &bond_ctx->mode4.slave_link;
1389
1390                 if (bond_link->link_duplex != slave_link->link_duplex ||
1391                         bond_link->link_autoneg != slave_link->link_autoneg ||
1392                         bond_link->link_speed != slave_link->link_speed)
1393                         return -1;
1394         }
1395
1396         return 0;
1397 }
1398
1399 int
1400 mac_address_get(struct rte_eth_dev *eth_dev,
1401                 struct rte_ether_addr *dst_mac_addr)
1402 {
1403         struct rte_ether_addr *mac_addr;
1404
1405         if (eth_dev == NULL) {
1406                 RTE_BOND_LOG(ERR, "NULL pointer eth_dev specified");
1407                 return -1;
1408         }
1409
1410         if (dst_mac_addr == NULL) {
1411                 RTE_BOND_LOG(ERR, "NULL pointer MAC specified");
1412                 return -1;
1413         }
1414
1415         mac_addr = eth_dev->data->mac_addrs;
1416
1417         rte_ether_addr_copy(mac_addr, dst_mac_addr);
1418         return 0;
1419 }
1420
1421 int
1422 mac_address_set(struct rte_eth_dev *eth_dev,
1423                 struct rte_ether_addr *new_mac_addr)
1424 {
1425         struct rte_ether_addr *mac_addr;
1426
1427         if (eth_dev == NULL) {
1428                 RTE_BOND_LOG(ERR, "NULL pointer eth_dev specified");
1429                 return -1;
1430         }
1431
1432         if (new_mac_addr == NULL) {
1433                 RTE_BOND_LOG(ERR, "NULL pointer MAC specified");
1434                 return -1;
1435         }
1436
1437         mac_addr = eth_dev->data->mac_addrs;
1438
1439         /* If new MAC is different to current MAC then update */
1440         if (memcmp(mac_addr, new_mac_addr, sizeof(*mac_addr)) != 0)
1441                 memcpy(mac_addr, new_mac_addr, sizeof(*mac_addr));
1442
1443         return 0;
1444 }
1445
1446 static const struct rte_ether_addr null_mac_addr;
1447
1448 /*
1449  * Add additional MAC addresses to the slave
1450  */
1451 int
1452 slave_add_mac_addresses(struct rte_eth_dev *bonded_eth_dev,
1453                 uint16_t slave_port_id)
1454 {
1455         int i, ret;
1456         struct rte_ether_addr *mac_addr;
1457
1458         for (i = 1; i < BOND_MAX_MAC_ADDRS; i++) {
1459                 mac_addr = &bonded_eth_dev->data->mac_addrs[i];
1460                 if (rte_is_same_ether_addr(mac_addr, &null_mac_addr))
1461                         break;
1462
1463                 ret = rte_eth_dev_mac_addr_add(slave_port_id, mac_addr, 0);
1464                 if (ret < 0) {
1465                         /* rollback */
1466                         for (i--; i > 0; i--)
1467                                 rte_eth_dev_mac_addr_remove(slave_port_id,
1468                                         &bonded_eth_dev->data->mac_addrs[i]);
1469                         return ret;
1470                 }
1471         }
1472
1473         return 0;
1474 }
1475
1476 /*
1477  * Remove additional MAC addresses from the slave
1478  */
1479 int
1480 slave_remove_mac_addresses(struct rte_eth_dev *bonded_eth_dev,
1481                 uint16_t slave_port_id)
1482 {
1483         int i, rc, ret;
1484         struct rte_ether_addr *mac_addr;
1485
1486         rc = 0;
1487         for (i = 1; i < BOND_MAX_MAC_ADDRS; i++) {
1488                 mac_addr = &bonded_eth_dev->data->mac_addrs[i];
1489                 if (rte_is_same_ether_addr(mac_addr, &null_mac_addr))
1490                         break;
1491
1492                 ret = rte_eth_dev_mac_addr_remove(slave_port_id, mac_addr);
1493                 /* save only the first error */
1494                 if (ret < 0 && rc == 0)
1495                         rc = ret;
1496         }
1497
1498         return rc;
1499 }
1500
1501 int
1502 mac_address_slaves_update(struct rte_eth_dev *bonded_eth_dev)
1503 {
1504         struct bond_dev_private *internals = bonded_eth_dev->data->dev_private;
1505         bool set;
1506         int i;
1507
1508         /* Update slave devices MAC addresses */
1509         if (internals->slave_count < 1)
1510                 return -1;
1511
1512         switch (internals->mode) {
1513         case BONDING_MODE_ROUND_ROBIN:
1514         case BONDING_MODE_BALANCE:
1515         case BONDING_MODE_BROADCAST:
1516                 for (i = 0; i < internals->slave_count; i++) {
1517                         if (rte_eth_dev_default_mac_addr_set(
1518                                         internals->slaves[i].port_id,
1519                                         bonded_eth_dev->data->mac_addrs)) {
1520                                 RTE_BOND_LOG(ERR, "Failed to update port Id %d MAC address",
1521                                                 internals->slaves[i].port_id);
1522                                 return -1;
1523                         }
1524                 }
1525                 break;
1526         case BONDING_MODE_8023AD:
1527                 bond_mode_8023ad_mac_address_update(bonded_eth_dev);
1528                 break;
1529         case BONDING_MODE_ACTIVE_BACKUP:
1530         case BONDING_MODE_TLB:
1531         case BONDING_MODE_ALB:
1532         default:
1533                 set = true;
1534                 for (i = 0; i < internals->slave_count; i++) {
1535                         if (internals->slaves[i].port_id ==
1536                                         internals->current_primary_port) {
1537                                 if (rte_eth_dev_default_mac_addr_set(
1538                                                 internals->current_primary_port,
1539                                                 bonded_eth_dev->data->mac_addrs)) {
1540                                         RTE_BOND_LOG(ERR, "Failed to update port Id %d MAC address",
1541                                                         internals->current_primary_port);
1542                                         set = false;
1543                                 }
1544                         } else {
1545                                 if (rte_eth_dev_default_mac_addr_set(
1546                                                 internals->slaves[i].port_id,
1547                                                 &internals->slaves[i].persisted_mac_addr)) {
1548                                         RTE_BOND_LOG(ERR, "Failed to update port Id %d MAC address",
1549                                                         internals->slaves[i].port_id);
1550                                 }
1551                         }
1552                 }
1553                 if (!set)
1554                         return -1;
1555         }
1556
1557         return 0;
1558 }
1559
1560 int
1561 bond_ethdev_mode_set(struct rte_eth_dev *eth_dev, int mode)
1562 {
1563         struct bond_dev_private *internals;
1564
1565         internals = eth_dev->data->dev_private;
1566
1567         switch (mode) {
1568         case BONDING_MODE_ROUND_ROBIN:
1569                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_round_robin;
1570                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst;
1571                 break;
1572         case BONDING_MODE_ACTIVE_BACKUP:
1573                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_active_backup;
1574                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_active_backup;
1575                 break;
1576         case BONDING_MODE_BALANCE:
1577                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_balance;
1578                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst;
1579                 break;
1580         case BONDING_MODE_BROADCAST:
1581                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_broadcast;
1582                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst;
1583                 break;
1584         case BONDING_MODE_8023AD:
1585                 if (bond_mode_8023ad_enable(eth_dev) != 0)
1586                         return -1;
1587
1588                 if (internals->mode4.dedicated_queues.enabled == 0) {
1589                         eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_8023ad;
1590                         eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_8023ad;
1591                         RTE_BOND_LOG(WARNING,
1592                                 "Using mode 4, it is necessary to do TX burst "
1593                                 "and RX burst at least every 100ms.");
1594                 } else {
1595                         /* Use flow director's optimization */
1596                         eth_dev->rx_pkt_burst =
1597                                         bond_ethdev_rx_burst_8023ad_fast_queue;
1598                         eth_dev->tx_pkt_burst =
1599                                         bond_ethdev_tx_burst_8023ad_fast_queue;
1600                 }
1601                 break;
1602         case BONDING_MODE_TLB:
1603                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_tlb;
1604                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_active_backup;
1605                 break;
1606         case BONDING_MODE_ALB:
1607                 if (bond_mode_alb_enable(eth_dev) != 0)
1608                         return -1;
1609
1610                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_alb;
1611                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_alb;
1612                 break;
1613         default:
1614                 return -1;
1615         }
1616
1617         internals->mode = mode;
1618
1619         return 0;
1620 }
1621
1622
1623 static int
1624 slave_configure_slow_queue(struct rte_eth_dev *bonded_eth_dev,
1625                 struct rte_eth_dev *slave_eth_dev)
1626 {
1627         int errval = 0;
1628         struct bond_dev_private *internals = bonded_eth_dev->data->dev_private;
1629         struct port *port = &bond_mode_8023ad_ports[slave_eth_dev->data->port_id];
1630
1631         if (port->slow_pool == NULL) {
1632                 char mem_name[256];
1633                 int slave_id = slave_eth_dev->data->port_id;
1634
1635                 snprintf(mem_name, RTE_DIM(mem_name), "slave_port%u_slow_pool",
1636                                 slave_id);
1637                 port->slow_pool = rte_pktmbuf_pool_create(mem_name, 8191,
1638                         250, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
1639                         slave_eth_dev->data->numa_node);
1640
1641                 /* Any memory allocation failure in initialization is critical because
1642                  * resources can't be free, so reinitialization is impossible. */
1643                 if (port->slow_pool == NULL) {
1644                         rte_panic("Slave %u: Failed to create memory pool '%s': %s\n",
1645                                 slave_id, mem_name, rte_strerror(rte_errno));
1646                 }
1647         }
1648
1649         if (internals->mode4.dedicated_queues.enabled == 1) {
1650                 /* Configure slow Rx queue */
1651
1652                 errval = rte_eth_rx_queue_setup(slave_eth_dev->data->port_id,
1653                                 internals->mode4.dedicated_queues.rx_qid, 128,
1654                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1655                                 NULL, port->slow_pool);
1656                 if (errval != 0) {
1657                         RTE_BOND_LOG(ERR,
1658                                         "rte_eth_rx_queue_setup: port=%d queue_id %d, err (%d)",
1659                                         slave_eth_dev->data->port_id,
1660                                         internals->mode4.dedicated_queues.rx_qid,
1661                                         errval);
1662                         return errval;
1663                 }
1664
1665                 errval = rte_eth_tx_queue_setup(slave_eth_dev->data->port_id,
1666                                 internals->mode4.dedicated_queues.tx_qid, 512,
1667                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1668                                 NULL);
1669                 if (errval != 0) {
1670                         RTE_BOND_LOG(ERR,
1671                                 "rte_eth_tx_queue_setup: port=%d queue_id %d, err (%d)",
1672                                 slave_eth_dev->data->port_id,
1673                                 internals->mode4.dedicated_queues.tx_qid,
1674                                 errval);
1675                         return errval;
1676                 }
1677         }
1678         return 0;
1679 }
1680
1681 int
1682 slave_configure(struct rte_eth_dev *bonded_eth_dev,
1683                 struct rte_eth_dev *slave_eth_dev)
1684 {
1685         struct bond_rx_queue *bd_rx_q;
1686         struct bond_tx_queue *bd_tx_q;
1687         uint16_t nb_rx_queues;
1688         uint16_t nb_tx_queues;
1689
1690         int errval;
1691         uint16_t q_id;
1692         struct rte_flow_error flow_error;
1693
1694         struct bond_dev_private *internals = bonded_eth_dev->data->dev_private;
1695
1696         /* Stop slave */
1697         rte_eth_dev_stop(slave_eth_dev->data->port_id);
1698
1699         /* Enable interrupts on slave device if supported */
1700         if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)
1701                 slave_eth_dev->data->dev_conf.intr_conf.lsc = 1;
1702
1703         /* If RSS is enabled for bonding, try to enable it for slaves  */
1704         if (bonded_eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
1705                 if (internals->rss_key_len != 0) {
1706                         slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key_len =
1707                                         internals->rss_key_len;
1708                         slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key =
1709                                         internals->rss_key;
1710                 } else {
1711                         slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
1712                 }
1713
1714                 slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf =
1715                                 bonded_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf;
1716                 slave_eth_dev->data->dev_conf.rxmode.mq_mode =
1717                                 bonded_eth_dev->data->dev_conf.rxmode.mq_mode;
1718         }
1719
1720         if (bonded_eth_dev->data->dev_conf.rxmode.offloads &
1721                         DEV_RX_OFFLOAD_VLAN_FILTER)
1722                 slave_eth_dev->data->dev_conf.rxmode.offloads |=
1723                                 DEV_RX_OFFLOAD_VLAN_FILTER;
1724         else
1725                 slave_eth_dev->data->dev_conf.rxmode.offloads &=
1726                                 ~DEV_RX_OFFLOAD_VLAN_FILTER;
1727
1728         nb_rx_queues = bonded_eth_dev->data->nb_rx_queues;
1729         nb_tx_queues = bonded_eth_dev->data->nb_tx_queues;
1730
1731         if (internals->mode == BONDING_MODE_8023AD) {
1732                 if (internals->mode4.dedicated_queues.enabled == 1) {
1733                         nb_rx_queues++;
1734                         nb_tx_queues++;
1735                 }
1736         }
1737
1738         errval = rte_eth_dev_set_mtu(slave_eth_dev->data->port_id,
1739                                      bonded_eth_dev->data->mtu);
1740         if (errval != 0 && errval != -ENOTSUP) {
1741                 RTE_BOND_LOG(ERR, "rte_eth_dev_set_mtu: port %u, err (%d)",
1742                                 slave_eth_dev->data->port_id, errval);
1743                 return errval;
1744         }
1745
1746         /* Configure device */
1747         errval = rte_eth_dev_configure(slave_eth_dev->data->port_id,
1748                         nb_rx_queues, nb_tx_queues,
1749                         &(slave_eth_dev->data->dev_conf));
1750         if (errval != 0) {
1751                 RTE_BOND_LOG(ERR, "Cannot configure slave device: port %u, err (%d)",
1752                                 slave_eth_dev->data->port_id, errval);
1753                 return errval;
1754         }
1755
1756         /* Setup Rx Queues */
1757         for (q_id = 0; q_id < bonded_eth_dev->data->nb_rx_queues; q_id++) {
1758                 bd_rx_q = (struct bond_rx_queue *)bonded_eth_dev->data->rx_queues[q_id];
1759
1760                 errval = rte_eth_rx_queue_setup(slave_eth_dev->data->port_id, q_id,
1761                                 bd_rx_q->nb_rx_desc,
1762                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1763                                 &(bd_rx_q->rx_conf), bd_rx_q->mb_pool);
1764                 if (errval != 0) {
1765                         RTE_BOND_LOG(ERR,
1766                                         "rte_eth_rx_queue_setup: port=%d queue_id %d, err (%d)",
1767                                         slave_eth_dev->data->port_id, q_id, errval);
1768                         return errval;
1769                 }
1770         }
1771
1772         /* Setup Tx Queues */
1773         for (q_id = 0; q_id < bonded_eth_dev->data->nb_tx_queues; q_id++) {
1774                 bd_tx_q = (struct bond_tx_queue *)bonded_eth_dev->data->tx_queues[q_id];
1775
1776                 errval = rte_eth_tx_queue_setup(slave_eth_dev->data->port_id, q_id,
1777                                 bd_tx_q->nb_tx_desc,
1778                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1779                                 &bd_tx_q->tx_conf);
1780                 if (errval != 0) {
1781                         RTE_BOND_LOG(ERR,
1782                                 "rte_eth_tx_queue_setup: port=%d queue_id %d, err (%d)",
1783                                 slave_eth_dev->data->port_id, q_id, errval);
1784                         return errval;
1785                 }
1786         }
1787
1788         if (internals->mode == BONDING_MODE_8023AD &&
1789                         internals->mode4.dedicated_queues.enabled == 1) {
1790                 if (slave_configure_slow_queue(bonded_eth_dev, slave_eth_dev)
1791                                 != 0)
1792                         return errval;
1793
1794                 if (bond_ethdev_8023ad_flow_verify(bonded_eth_dev,
1795                                 slave_eth_dev->data->port_id) != 0) {
1796                         RTE_BOND_LOG(ERR,
1797                                 "rte_eth_tx_queue_setup: port=%d queue_id %d, err (%d)",
1798                                 slave_eth_dev->data->port_id, q_id, errval);
1799                         return -1;
1800                 }
1801
1802                 if (internals->mode4.dedicated_queues.flow[slave_eth_dev->data->port_id] != NULL)
1803                         rte_flow_destroy(slave_eth_dev->data->port_id,
1804                                         internals->mode4.dedicated_queues.flow[slave_eth_dev->data->port_id],
1805                                         &flow_error);
1806
1807                 bond_ethdev_8023ad_flow_set(bonded_eth_dev,
1808                                 slave_eth_dev->data->port_id);
1809         }
1810
1811         /* Start device */
1812         errval = rte_eth_dev_start(slave_eth_dev->data->port_id);
1813         if (errval != 0) {
1814                 RTE_BOND_LOG(ERR, "rte_eth_dev_start: port=%u, err (%d)",
1815                                 slave_eth_dev->data->port_id, errval);
1816                 return -1;
1817         }
1818
1819         /* If RSS is enabled for bonding, synchronize RETA */
1820         if (bonded_eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS) {
1821                 int i;
1822                 struct bond_dev_private *internals;
1823
1824                 internals = bonded_eth_dev->data->dev_private;
1825
1826                 for (i = 0; i < internals->slave_count; i++) {
1827                         if (internals->slaves[i].port_id == slave_eth_dev->data->port_id) {
1828                                 errval = rte_eth_dev_rss_reta_update(
1829                                                 slave_eth_dev->data->port_id,
1830                                                 &internals->reta_conf[0],
1831                                                 internals->slaves[i].reta_size);
1832                                 if (errval != 0) {
1833                                         RTE_BOND_LOG(WARNING,
1834                                                      "rte_eth_dev_rss_reta_update on slave port %d fails (err %d)."
1835                                                      " RSS Configuration for bonding may be inconsistent.",
1836                                                      slave_eth_dev->data->port_id, errval);
1837                                 }
1838                                 break;
1839                         }
1840                 }
1841         }
1842
1843         /* If lsc interrupt is set, check initial slave's link status */
1844         if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC) {
1845                 slave_eth_dev->dev_ops->link_update(slave_eth_dev, 0);
1846                 bond_ethdev_lsc_event_callback(slave_eth_dev->data->port_id,
1847                         RTE_ETH_EVENT_INTR_LSC, &bonded_eth_dev->data->port_id,
1848                         NULL);
1849         }
1850
1851         return 0;
1852 }
1853
1854 void
1855 slave_remove(struct bond_dev_private *internals,
1856                 struct rte_eth_dev *slave_eth_dev)
1857 {
1858         uint16_t i;
1859
1860         for (i = 0; i < internals->slave_count; i++)
1861                 if (internals->slaves[i].port_id ==
1862                                 slave_eth_dev->data->port_id)
1863                         break;
1864
1865         if (i < (internals->slave_count - 1)) {
1866                 struct rte_flow *flow;
1867
1868                 memmove(&internals->slaves[i], &internals->slaves[i + 1],
1869                                 sizeof(internals->slaves[0]) *
1870                                 (internals->slave_count - i - 1));
1871                 TAILQ_FOREACH(flow, &internals->flow_list, next) {
1872                         memmove(&flow->flows[i], &flow->flows[i + 1],
1873                                 sizeof(flow->flows[0]) *
1874                                 (internals->slave_count - i - 1));
1875                         flow->flows[internals->slave_count - 1] = NULL;
1876                 }
1877         }
1878
1879         internals->slave_count--;
1880
1881         /* force reconfiguration of slave interfaces */
1882         rte_eth_dev_internal_reset(slave_eth_dev);
1883 }
1884
1885 static void
1886 bond_ethdev_slave_link_status_change_monitor(void *cb_arg);
1887
1888 void
1889 slave_add(struct bond_dev_private *internals,
1890                 struct rte_eth_dev *slave_eth_dev)
1891 {
1892         struct bond_slave_details *slave_details =
1893                         &internals->slaves[internals->slave_count];
1894
1895         slave_details->port_id = slave_eth_dev->data->port_id;
1896         slave_details->last_link_status = 0;
1897
1898         /* Mark slave devices that don't support interrupts so we can
1899          * compensate when we start the bond
1900          */
1901         if (!(slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)) {
1902                 slave_details->link_status_poll_enabled = 1;
1903         }
1904
1905         slave_details->link_status_wait_to_complete = 0;
1906         /* clean tlb_last_obytes when adding port for bonding device */
1907         memcpy(&(slave_details->persisted_mac_addr), slave_eth_dev->data->mac_addrs,
1908                         sizeof(struct rte_ether_addr));
1909 }
1910
1911 void
1912 bond_ethdev_primary_set(struct bond_dev_private *internals,
1913                 uint16_t slave_port_id)
1914 {
1915         int i;
1916
1917         if (internals->active_slave_count < 1)
1918                 internals->current_primary_port = slave_port_id;
1919         else
1920                 /* Search bonded device slave ports for new proposed primary port */
1921                 for (i = 0; i < internals->active_slave_count; i++) {
1922                         if (internals->active_slaves[i] == slave_port_id)
1923                                 internals->current_primary_port = slave_port_id;
1924                 }
1925 }
1926
1927 static int
1928 bond_ethdev_promiscuous_enable(struct rte_eth_dev *eth_dev);
1929
1930 static int
1931 bond_ethdev_start(struct rte_eth_dev *eth_dev)
1932 {
1933         struct bond_dev_private *internals;
1934         int i;
1935
1936         /* slave eth dev will be started by bonded device */
1937         if (check_for_bonded_ethdev(eth_dev)) {
1938                 RTE_BOND_LOG(ERR, "User tried to explicitly start a slave eth_dev (%d)",
1939                                 eth_dev->data->port_id);
1940                 return -1;
1941         }
1942
1943         eth_dev->data->dev_link.link_status = ETH_LINK_DOWN;
1944         eth_dev->data->dev_started = 1;
1945
1946         internals = eth_dev->data->dev_private;
1947
1948         if (internals->slave_count == 0) {
1949                 RTE_BOND_LOG(ERR, "Cannot start port since there are no slave devices");
1950                 goto out_err;
1951         }
1952
1953         if (internals->user_defined_mac == 0) {
1954                 struct rte_ether_addr *new_mac_addr = NULL;
1955
1956                 for (i = 0; i < internals->slave_count; i++)
1957                         if (internals->slaves[i].port_id == internals->primary_port)
1958                                 new_mac_addr = &internals->slaves[i].persisted_mac_addr;
1959
1960                 if (new_mac_addr == NULL)
1961                         goto out_err;
1962
1963                 if (mac_address_set(eth_dev, new_mac_addr) != 0) {
1964                         RTE_BOND_LOG(ERR, "bonded port (%d) failed to update MAC address",
1965                                         eth_dev->data->port_id);
1966                         goto out_err;
1967                 }
1968         }
1969
1970         if (internals->mode == BONDING_MODE_8023AD) {
1971                 if (internals->mode4.dedicated_queues.enabled == 1) {
1972                         internals->mode4.dedicated_queues.rx_qid =
1973                                         eth_dev->data->nb_rx_queues;
1974                         internals->mode4.dedicated_queues.tx_qid =
1975                                         eth_dev->data->nb_tx_queues;
1976                 }
1977         }
1978
1979
1980         /* Reconfigure each slave device if starting bonded device */
1981         for (i = 0; i < internals->slave_count; i++) {
1982                 struct rte_eth_dev *slave_ethdev =
1983                                 &(rte_eth_devices[internals->slaves[i].port_id]);
1984                 if (slave_configure(eth_dev, slave_ethdev) != 0) {
1985                         RTE_BOND_LOG(ERR,
1986                                 "bonded port (%d) failed to reconfigure slave device (%d)",
1987                                 eth_dev->data->port_id,
1988                                 internals->slaves[i].port_id);
1989                         goto out_err;
1990                 }
1991                 /* We will need to poll for link status if any slave doesn't
1992                  * support interrupts
1993                  */
1994                 if (internals->slaves[i].link_status_poll_enabled)
1995                         internals->link_status_polling_enabled = 1;
1996         }
1997
1998         /* start polling if needed */
1999         if (internals->link_status_polling_enabled) {
2000                 rte_eal_alarm_set(
2001                         internals->link_status_polling_interval_ms * 1000,
2002                         bond_ethdev_slave_link_status_change_monitor,
2003                         (void *)&rte_eth_devices[internals->port_id]);
2004         }
2005
2006         /* Update all slave devices MACs*/
2007         if (mac_address_slaves_update(eth_dev) != 0)
2008                 goto out_err;
2009
2010         if (internals->user_defined_primary_port)
2011                 bond_ethdev_primary_set(internals, internals->primary_port);
2012
2013         if (internals->mode == BONDING_MODE_8023AD)
2014                 bond_mode_8023ad_start(eth_dev);
2015
2016         if (internals->mode == BONDING_MODE_TLB ||
2017                         internals->mode == BONDING_MODE_ALB)
2018                 bond_tlb_enable(internals);
2019
2020         return 0;
2021
2022 out_err:
2023         eth_dev->data->dev_started = 0;
2024         return -1;
2025 }
2026
2027 static void
2028 bond_ethdev_free_queues(struct rte_eth_dev *dev)
2029 {
2030         uint16_t i;
2031
2032         if (dev->data->rx_queues != NULL) {
2033                 for (i = 0; i < dev->data->nb_rx_queues; i++) {
2034                         rte_free(dev->data->rx_queues[i]);
2035                         dev->data->rx_queues[i] = NULL;
2036                 }
2037                 dev->data->nb_rx_queues = 0;
2038         }
2039
2040         if (dev->data->tx_queues != NULL) {
2041                 for (i = 0; i < dev->data->nb_tx_queues; i++) {
2042                         rte_free(dev->data->tx_queues[i]);
2043                         dev->data->tx_queues[i] = NULL;
2044                 }
2045                 dev->data->nb_tx_queues = 0;
2046         }
2047 }
2048
2049 void
2050 bond_ethdev_stop(struct rte_eth_dev *eth_dev)
2051 {
2052         struct bond_dev_private *internals = eth_dev->data->dev_private;
2053         uint16_t i;
2054
2055         if (internals->mode == BONDING_MODE_8023AD) {
2056                 struct port *port;
2057                 void *pkt = NULL;
2058
2059                 bond_mode_8023ad_stop(eth_dev);
2060
2061                 /* Discard all messages to/from mode 4 state machines */
2062                 for (i = 0; i < internals->active_slave_count; i++) {
2063                         port = &bond_mode_8023ad_ports[internals->active_slaves[i]];
2064
2065                         RTE_ASSERT(port->rx_ring != NULL);
2066                         while (rte_ring_dequeue(port->rx_ring, &pkt) != -ENOENT)
2067                                 rte_pktmbuf_free(pkt);
2068
2069                         RTE_ASSERT(port->tx_ring != NULL);
2070                         while (rte_ring_dequeue(port->tx_ring, &pkt) != -ENOENT)
2071                                 rte_pktmbuf_free(pkt);
2072                 }
2073         }
2074
2075         if (internals->mode == BONDING_MODE_TLB ||
2076                         internals->mode == BONDING_MODE_ALB) {
2077                 bond_tlb_disable(internals);
2078                 for (i = 0; i < internals->active_slave_count; i++)
2079                         tlb_last_obytets[internals->active_slaves[i]] = 0;
2080         }
2081
2082         eth_dev->data->dev_link.link_status = ETH_LINK_DOWN;
2083         eth_dev->data->dev_started = 0;
2084
2085         internals->link_status_polling_enabled = 0;
2086         for (i = 0; i < internals->slave_count; i++) {
2087                 uint16_t slave_id = internals->slaves[i].port_id;
2088                 if (find_slave_by_id(internals->active_slaves,
2089                                 internals->active_slave_count, slave_id) !=
2090                                                 internals->active_slave_count) {
2091                         internals->slaves[i].last_link_status = 0;
2092                         rte_eth_dev_stop(slave_id);
2093                         deactivate_slave(eth_dev, slave_id);
2094                 }
2095         }
2096 }
2097
2098 void
2099 bond_ethdev_close(struct rte_eth_dev *dev)
2100 {
2101         struct bond_dev_private *internals = dev->data->dev_private;
2102         uint16_t bond_port_id = internals->port_id;
2103         int skipped = 0;
2104         struct rte_flow_error ferror;
2105
2106         RTE_BOND_LOG(INFO, "Closing bonded device %s", dev->device->name);
2107         while (internals->slave_count != skipped) {
2108                 uint16_t port_id = internals->slaves[skipped].port_id;
2109
2110                 rte_eth_dev_stop(port_id);
2111
2112                 if (rte_eth_bond_slave_remove(bond_port_id, port_id) != 0) {
2113                         RTE_BOND_LOG(ERR,
2114                                      "Failed to remove port %d from bonded device %s",
2115                                      port_id, dev->device->name);
2116                         skipped++;
2117                 }
2118         }
2119         bond_flow_ops.flush(dev, &ferror);
2120         bond_ethdev_free_queues(dev);
2121         rte_bitmap_reset(internals->vlan_filter_bmp);
2122 }
2123
2124 /* forward declaration */
2125 static int bond_ethdev_configure(struct rte_eth_dev *dev);
2126
2127 static int
2128 bond_ethdev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
2129 {
2130         struct bond_dev_private *internals = dev->data->dev_private;
2131         struct bond_slave_details slave;
2132         int ret;
2133
2134         uint16_t max_nb_rx_queues = UINT16_MAX;
2135         uint16_t max_nb_tx_queues = UINT16_MAX;
2136         uint16_t max_rx_desc_lim = UINT16_MAX;
2137         uint16_t max_tx_desc_lim = UINT16_MAX;
2138
2139         dev_info->max_mac_addrs = BOND_MAX_MAC_ADDRS;
2140
2141         dev_info->max_rx_pktlen = internals->candidate_max_rx_pktlen ?
2142                         internals->candidate_max_rx_pktlen :
2143                         RTE_ETHER_MAX_JUMBO_FRAME_LEN;
2144
2145         /* Max number of tx/rx queues that the bonded device can support is the
2146          * minimum values of the bonded slaves, as all slaves must be capable
2147          * of supporting the same number of tx/rx queues.
2148          */
2149         if (internals->slave_count > 0) {
2150                 struct rte_eth_dev_info slave_info;
2151                 uint16_t idx;
2152
2153                 for (idx = 0; idx < internals->slave_count; idx++) {
2154                         slave = internals->slaves[idx];
2155                         ret = rte_eth_dev_info_get(slave.port_id, &slave_info);
2156                         if (ret != 0) {
2157                                 RTE_BOND_LOG(ERR,
2158                                         "%s: Error during getting device (port %u) info: %s\n",
2159                                         __func__,
2160                                         slave.port_id,
2161                                         strerror(-ret));
2162
2163                                 return ret;
2164                         }
2165
2166                         if (slave_info.max_rx_queues < max_nb_rx_queues)
2167                                 max_nb_rx_queues = slave_info.max_rx_queues;
2168
2169                         if (slave_info.max_tx_queues < max_nb_tx_queues)
2170                                 max_nb_tx_queues = slave_info.max_tx_queues;
2171
2172                         if (slave_info.rx_desc_lim.nb_max < max_rx_desc_lim)
2173                                 max_rx_desc_lim = slave_info.rx_desc_lim.nb_max;
2174
2175                         if (slave_info.tx_desc_lim.nb_max < max_tx_desc_lim)
2176                                 max_tx_desc_lim = slave_info.tx_desc_lim.nb_max;
2177                 }
2178         }
2179
2180         dev_info->max_rx_queues = max_nb_rx_queues;
2181         dev_info->max_tx_queues = max_nb_tx_queues;
2182
2183         memcpy(&dev_info->default_rxconf, &internals->default_rxconf,
2184                sizeof(dev_info->default_rxconf));
2185         memcpy(&dev_info->default_txconf, &internals->default_txconf,
2186                sizeof(dev_info->default_txconf));
2187
2188         dev_info->rx_desc_lim.nb_max = max_rx_desc_lim;
2189         dev_info->tx_desc_lim.nb_max = max_tx_desc_lim;
2190
2191         /**
2192          * If dedicated hw queues enabled for link bonding device in LACP mode
2193          * then we need to reduce the maximum number of data path queues by 1.
2194          */
2195         if (internals->mode == BONDING_MODE_8023AD &&
2196                 internals->mode4.dedicated_queues.enabled == 1) {
2197                 dev_info->max_rx_queues--;
2198                 dev_info->max_tx_queues--;
2199         }
2200
2201         dev_info->min_rx_bufsize = 0;
2202
2203         dev_info->rx_offload_capa = internals->rx_offload_capa;
2204         dev_info->tx_offload_capa = internals->tx_offload_capa;
2205         dev_info->rx_queue_offload_capa = internals->rx_queue_offload_capa;
2206         dev_info->tx_queue_offload_capa = internals->tx_queue_offload_capa;
2207         dev_info->flow_type_rss_offloads = internals->flow_type_rss_offloads;
2208
2209         dev_info->reta_size = internals->reta_size;
2210
2211         return 0;
2212 }
2213
2214 static int
2215 bond_ethdev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
2216 {
2217         int res;
2218         uint16_t i;
2219         struct bond_dev_private *internals = dev->data->dev_private;
2220
2221         /* don't do this while a slave is being added */
2222         rte_spinlock_lock(&internals->lock);
2223
2224         if (on)
2225                 rte_bitmap_set(internals->vlan_filter_bmp, vlan_id);
2226         else
2227                 rte_bitmap_clear(internals->vlan_filter_bmp, vlan_id);
2228
2229         for (i = 0; i < internals->slave_count; i++) {
2230                 uint16_t port_id = internals->slaves[i].port_id;
2231
2232                 res = rte_eth_dev_vlan_filter(port_id, vlan_id, on);
2233                 if (res == ENOTSUP)
2234                         RTE_BOND_LOG(WARNING,
2235                                      "Setting VLAN filter on slave port %u not supported.",
2236                                      port_id);
2237         }
2238
2239         rte_spinlock_unlock(&internals->lock);
2240         return 0;
2241 }
2242
2243 static int
2244 bond_ethdev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
2245                 uint16_t nb_rx_desc, unsigned int socket_id __rte_unused,
2246                 const struct rte_eth_rxconf *rx_conf, struct rte_mempool *mb_pool)
2247 {
2248         struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)
2249                         rte_zmalloc_socket(NULL, sizeof(struct bond_rx_queue),
2250                                         0, dev->data->numa_node);
2251         if (bd_rx_q == NULL)
2252                 return -1;
2253
2254         bd_rx_q->queue_id = rx_queue_id;
2255         bd_rx_q->dev_private = dev->data->dev_private;
2256
2257         bd_rx_q->nb_rx_desc = nb_rx_desc;
2258
2259         memcpy(&(bd_rx_q->rx_conf), rx_conf, sizeof(struct rte_eth_rxconf));
2260         bd_rx_q->mb_pool = mb_pool;
2261
2262         dev->data->rx_queues[rx_queue_id] = bd_rx_q;
2263
2264         return 0;
2265 }
2266
2267 static int
2268 bond_ethdev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
2269                 uint16_t nb_tx_desc, unsigned int socket_id __rte_unused,
2270                 const struct rte_eth_txconf *tx_conf)
2271 {
2272         struct bond_tx_queue *bd_tx_q  = (struct bond_tx_queue *)
2273                         rte_zmalloc_socket(NULL, sizeof(struct bond_tx_queue),
2274                                         0, dev->data->numa_node);
2275
2276         if (bd_tx_q == NULL)
2277                 return -1;
2278
2279         bd_tx_q->queue_id = tx_queue_id;
2280         bd_tx_q->dev_private = dev->data->dev_private;
2281
2282         bd_tx_q->nb_tx_desc = nb_tx_desc;
2283         memcpy(&(bd_tx_q->tx_conf), tx_conf, sizeof(bd_tx_q->tx_conf));
2284
2285         dev->data->tx_queues[tx_queue_id] = bd_tx_q;
2286
2287         return 0;
2288 }
2289
2290 static void
2291 bond_ethdev_rx_queue_release(void *queue)
2292 {
2293         if (queue == NULL)
2294                 return;
2295
2296         rte_free(queue);
2297 }
2298
2299 static void
2300 bond_ethdev_tx_queue_release(void *queue)
2301 {
2302         if (queue == NULL)
2303                 return;
2304
2305         rte_free(queue);
2306 }
2307
2308 static void
2309 bond_ethdev_slave_link_status_change_monitor(void *cb_arg)
2310 {
2311         struct rte_eth_dev *bonded_ethdev, *slave_ethdev;
2312         struct bond_dev_private *internals;
2313
2314         /* Default value for polling slave found is true as we don't want to
2315          * disable the polling thread if we cannot get the lock */
2316         int i, polling_slave_found = 1;
2317
2318         if (cb_arg == NULL)
2319                 return;
2320
2321         bonded_ethdev = cb_arg;
2322         internals = bonded_ethdev->data->dev_private;
2323
2324         if (!bonded_ethdev->data->dev_started ||
2325                 !internals->link_status_polling_enabled)
2326                 return;
2327
2328         /* If device is currently being configured then don't check slaves link
2329          * status, wait until next period */
2330         if (rte_spinlock_trylock(&internals->lock)) {
2331                 if (internals->slave_count > 0)
2332                         polling_slave_found = 0;
2333
2334                 for (i = 0; i < internals->slave_count; i++) {
2335                         if (!internals->slaves[i].link_status_poll_enabled)
2336                                 continue;
2337
2338                         slave_ethdev = &rte_eth_devices[internals->slaves[i].port_id];
2339                         polling_slave_found = 1;
2340
2341                         /* Update slave link status */
2342                         (*slave_ethdev->dev_ops->link_update)(slave_ethdev,
2343                                         internals->slaves[i].link_status_wait_to_complete);
2344
2345                         /* if link status has changed since last checked then call lsc
2346                          * event callback */
2347                         if (slave_ethdev->data->dev_link.link_status !=
2348                                         internals->slaves[i].last_link_status) {
2349                                 internals->slaves[i].last_link_status =
2350                                                 slave_ethdev->data->dev_link.link_status;
2351
2352                                 bond_ethdev_lsc_event_callback(internals->slaves[i].port_id,
2353                                                 RTE_ETH_EVENT_INTR_LSC,
2354                                                 &bonded_ethdev->data->port_id,
2355                                                 NULL);
2356                         }
2357                 }
2358                 rte_spinlock_unlock(&internals->lock);
2359         }
2360
2361         if (polling_slave_found)
2362                 /* Set alarm to continue monitoring link status of slave ethdev's */
2363                 rte_eal_alarm_set(internals->link_status_polling_interval_ms * 1000,
2364                                 bond_ethdev_slave_link_status_change_monitor, cb_arg);
2365 }
2366
2367 static int
2368 bond_ethdev_link_update(struct rte_eth_dev *ethdev, int wait_to_complete)
2369 {
2370         int (*link_update)(uint16_t port_id, struct rte_eth_link *eth_link);
2371
2372         struct bond_dev_private *bond_ctx;
2373         struct rte_eth_link slave_link;
2374
2375         bool one_link_update_succeeded;
2376         uint32_t idx;
2377         int ret;
2378
2379         bond_ctx = ethdev->data->dev_private;
2380
2381         ethdev->data->dev_link.link_speed = ETH_SPEED_NUM_NONE;
2382
2383         if (ethdev->data->dev_started == 0 ||
2384                         bond_ctx->active_slave_count == 0) {
2385                 ethdev->data->dev_link.link_status = ETH_LINK_DOWN;
2386                 return 0;
2387         }
2388
2389         ethdev->data->dev_link.link_status = ETH_LINK_UP;
2390
2391         if (wait_to_complete)
2392                 link_update = rte_eth_link_get;
2393         else
2394                 link_update = rte_eth_link_get_nowait;
2395
2396         switch (bond_ctx->mode) {
2397         case BONDING_MODE_BROADCAST:
2398                 /**
2399                  * Setting link speed to UINT32_MAX to ensure we pick up the
2400                  * value of the first active slave
2401                  */
2402                 ethdev->data->dev_link.link_speed = UINT32_MAX;
2403
2404                 /**
2405                  * link speed is minimum value of all the slaves link speed as
2406                  * packet loss will occur on this slave if transmission at rates
2407                  * greater than this are attempted
2408                  */
2409                 for (idx = 0; idx < bond_ctx->active_slave_count; idx++) {
2410                         ret = link_update(bond_ctx->active_slaves[idx],
2411                                           &slave_link);
2412                         if (ret < 0) {
2413                                 ethdev->data->dev_link.link_speed =
2414                                         ETH_SPEED_NUM_NONE;
2415                                 RTE_BOND_LOG(ERR,
2416                                         "Slave (port %u) link get failed: %s",
2417                                         bond_ctx->active_slaves[idx],
2418                                         rte_strerror(-ret));
2419                                 return 0;
2420                         }
2421
2422                         if (slave_link.link_speed <
2423                                         ethdev->data->dev_link.link_speed)
2424                                 ethdev->data->dev_link.link_speed =
2425                                                 slave_link.link_speed;
2426                 }
2427                 break;
2428         case BONDING_MODE_ACTIVE_BACKUP:
2429                 /* Current primary slave */
2430                 ret = link_update(bond_ctx->current_primary_port, &slave_link);
2431                 if (ret < 0) {
2432                         RTE_BOND_LOG(ERR, "Slave (port %u) link get failed: %s",
2433                                 bond_ctx->current_primary_port,
2434                                 rte_strerror(-ret));
2435                         return 0;
2436                 }
2437
2438                 ethdev->data->dev_link.link_speed = slave_link.link_speed;
2439                 break;
2440         case BONDING_MODE_8023AD:
2441                 ethdev->data->dev_link.link_autoneg =
2442                                 bond_ctx->mode4.slave_link.link_autoneg;
2443                 ethdev->data->dev_link.link_duplex =
2444                                 bond_ctx->mode4.slave_link.link_duplex;
2445                 /* fall through */
2446                 /* to update link speed */
2447         case BONDING_MODE_ROUND_ROBIN:
2448         case BONDING_MODE_BALANCE:
2449         case BONDING_MODE_TLB:
2450         case BONDING_MODE_ALB:
2451         default:
2452                 /**
2453                  * In theses mode the maximum theoretical link speed is the sum
2454                  * of all the slaves
2455                  */
2456                 ethdev->data->dev_link.link_speed = ETH_SPEED_NUM_NONE;
2457                 one_link_update_succeeded = false;
2458
2459                 for (idx = 0; idx < bond_ctx->active_slave_count; idx++) {
2460                         ret = link_update(bond_ctx->active_slaves[idx],
2461                                         &slave_link);
2462                         if (ret < 0) {
2463                                 RTE_BOND_LOG(ERR,
2464                                         "Slave (port %u) link get failed: %s",
2465                                         bond_ctx->active_slaves[idx],
2466                                         rte_strerror(-ret));
2467                                 continue;
2468                         }
2469
2470                         one_link_update_succeeded = true;
2471                         ethdev->data->dev_link.link_speed +=
2472                                         slave_link.link_speed;
2473                 }
2474
2475                 if (!one_link_update_succeeded) {
2476                         RTE_BOND_LOG(ERR, "All slaves link get failed");
2477                         return 0;
2478                 }
2479         }
2480
2481
2482         return 0;
2483 }
2484
2485
2486 static int
2487 bond_ethdev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
2488 {
2489         struct bond_dev_private *internals = dev->data->dev_private;
2490         struct rte_eth_stats slave_stats;
2491         int i, j;
2492
2493         for (i = 0; i < internals->slave_count; i++) {
2494                 rte_eth_stats_get(internals->slaves[i].port_id, &slave_stats);
2495
2496                 stats->ipackets += slave_stats.ipackets;
2497                 stats->opackets += slave_stats.opackets;
2498                 stats->ibytes += slave_stats.ibytes;
2499                 stats->obytes += slave_stats.obytes;
2500                 stats->imissed += slave_stats.imissed;
2501                 stats->ierrors += slave_stats.ierrors;
2502                 stats->oerrors += slave_stats.oerrors;
2503                 stats->rx_nombuf += slave_stats.rx_nombuf;
2504
2505                 for (j = 0; j < RTE_ETHDEV_QUEUE_STAT_CNTRS; j++) {
2506                         stats->q_ipackets[j] += slave_stats.q_ipackets[j];
2507                         stats->q_opackets[j] += slave_stats.q_opackets[j];
2508                         stats->q_ibytes[j] += slave_stats.q_ibytes[j];
2509                         stats->q_obytes[j] += slave_stats.q_obytes[j];
2510                         stats->q_errors[j] += slave_stats.q_errors[j];
2511                 }
2512
2513         }
2514
2515         return 0;
2516 }
2517
2518 static int
2519 bond_ethdev_stats_reset(struct rte_eth_dev *dev)
2520 {
2521         struct bond_dev_private *internals = dev->data->dev_private;
2522         int i;
2523         int err;
2524         int ret;
2525
2526         for (i = 0, err = 0; i < internals->slave_count; i++) {
2527                 ret = rte_eth_stats_reset(internals->slaves[i].port_id);
2528                 if (ret != 0)
2529                         err = ret;
2530         }
2531
2532         return err;
2533 }
2534
2535 static int
2536 bond_ethdev_promiscuous_enable(struct rte_eth_dev *eth_dev)
2537 {
2538         struct bond_dev_private *internals = eth_dev->data->dev_private;
2539         int i;
2540         int ret = 0;
2541         uint16_t port_id;
2542
2543         switch (internals->mode) {
2544         /* Promiscuous mode is propagated to all slaves */
2545         case BONDING_MODE_ROUND_ROBIN:
2546         case BONDING_MODE_BALANCE:
2547         case BONDING_MODE_BROADCAST:
2548         case BONDING_MODE_8023AD: {
2549                 unsigned int slave_ok = 0;
2550
2551                 for (i = 0; i < internals->slave_count; i++) {
2552                         port_id = internals->slaves[i].port_id;
2553
2554                         ret = rte_eth_promiscuous_enable(port_id);
2555                         if (ret != 0)
2556                                 RTE_BOND_LOG(ERR,
2557                                         "Failed to enable promiscuous mode for port %u: %s",
2558                                         port_id, rte_strerror(-ret));
2559                         else
2560                                 slave_ok++;
2561                 }
2562                 /*
2563                  * Report success if operation is successful on at least
2564                  * on one slave. Otherwise return last error code.
2565                  */
2566                 if (slave_ok > 0)
2567                         ret = 0;
2568                 break;
2569         }
2570         /* Promiscuous mode is propagated only to primary slave */
2571         case BONDING_MODE_ACTIVE_BACKUP:
2572         case BONDING_MODE_TLB:
2573         case BONDING_MODE_ALB:
2574         default:
2575                 /* Do not touch promisc when there cannot be primary ports */
2576                 if (internals->slave_count == 0)
2577                         break;
2578                 port_id = internals->current_primary_port;
2579                 ret = rte_eth_promiscuous_enable(port_id);
2580                 if (ret != 0)
2581                         RTE_BOND_LOG(ERR,
2582                                 "Failed to enable promiscuous mode for port %u: %s",
2583                                 port_id, rte_strerror(-ret));
2584         }
2585
2586         return ret;
2587 }
2588
2589 static int
2590 bond_ethdev_promiscuous_disable(struct rte_eth_dev *dev)
2591 {
2592         struct bond_dev_private *internals = dev->data->dev_private;
2593         int i;
2594         int ret = 0;
2595         uint16_t port_id;
2596
2597         switch (internals->mode) {
2598         /* Promiscuous mode is propagated to all slaves */
2599         case BONDING_MODE_ROUND_ROBIN:
2600         case BONDING_MODE_BALANCE:
2601         case BONDING_MODE_BROADCAST:
2602         case BONDING_MODE_8023AD: {
2603                 unsigned int slave_ok = 0;
2604
2605                 for (i = 0; i < internals->slave_count; i++) {
2606                         port_id = internals->slaves[i].port_id;
2607
2608                         if (internals->mode == BONDING_MODE_8023AD &&
2609                             bond_mode_8023ad_ports[port_id].forced_rx_flags ==
2610                                         BOND_8023AD_FORCED_PROMISC) {
2611                                 slave_ok++;
2612                                 continue;
2613                         }
2614                         ret = rte_eth_promiscuous_disable(port_id);
2615                         if (ret != 0)
2616                                 RTE_BOND_LOG(ERR,
2617                                         "Failed to disable promiscuous mode for port %u: %s",
2618                                         port_id, rte_strerror(-ret));
2619                         else
2620                                 slave_ok++;
2621                 }
2622                 /*
2623                  * Report success if operation is successful on at least
2624                  * on one slave. Otherwise return last error code.
2625                  */
2626                 if (slave_ok > 0)
2627                         ret = 0;
2628                 break;
2629         }
2630         /* Promiscuous mode is propagated only to primary slave */
2631         case BONDING_MODE_ACTIVE_BACKUP:
2632         case BONDING_MODE_TLB:
2633         case BONDING_MODE_ALB:
2634         default:
2635                 /* Do not touch promisc when there cannot be primary ports */
2636                 if (internals->slave_count == 0)
2637                         break;
2638                 port_id = internals->current_primary_port;
2639                 ret = rte_eth_promiscuous_disable(port_id);
2640                 if (ret != 0)
2641                         RTE_BOND_LOG(ERR,
2642                                 "Failed to disable promiscuous mode for port %u: %s",
2643                                 port_id, rte_strerror(-ret));
2644         }
2645
2646         return ret;
2647 }
2648
2649 static int
2650 bond_ethdev_allmulticast_enable(struct rte_eth_dev *eth_dev)
2651 {
2652         struct bond_dev_private *internals = eth_dev->data->dev_private;
2653         int i;
2654         int ret = 0;
2655         uint16_t port_id;
2656
2657         switch (internals->mode) {
2658         /* allmulti mode is propagated to all slaves */
2659         case BONDING_MODE_ROUND_ROBIN:
2660         case BONDING_MODE_BALANCE:
2661         case BONDING_MODE_BROADCAST:
2662         case BONDING_MODE_8023AD: {
2663                 unsigned int slave_ok = 0;
2664
2665                 for (i = 0; i < internals->slave_count; i++) {
2666                         port_id = internals->slaves[i].port_id;
2667
2668                         ret = rte_eth_allmulticast_enable(port_id);
2669                         if (ret != 0)
2670                                 RTE_BOND_LOG(ERR,
2671                                         "Failed to enable allmulti mode for port %u: %s",
2672                                         port_id, rte_strerror(-ret));
2673                         else
2674                                 slave_ok++;
2675                 }
2676                 /*
2677                  * Report success if operation is successful on at least
2678                  * on one slave. Otherwise return last error code.
2679                  */
2680                 if (slave_ok > 0)
2681                         ret = 0;
2682                 break;
2683         }
2684         /* allmulti mode is propagated only to primary slave */
2685         case BONDING_MODE_ACTIVE_BACKUP:
2686         case BONDING_MODE_TLB:
2687         case BONDING_MODE_ALB:
2688         default:
2689                 /* Do not touch allmulti when there cannot be primary ports */
2690                 if (internals->slave_count == 0)
2691                         break;
2692                 port_id = internals->current_primary_port;
2693                 ret = rte_eth_allmulticast_enable(port_id);
2694                 if (ret != 0)
2695                         RTE_BOND_LOG(ERR,
2696                                 "Failed to enable allmulti mode for port %u: %s",
2697                                 port_id, rte_strerror(-ret));
2698         }
2699
2700         return ret;
2701 }
2702
2703 static int
2704 bond_ethdev_allmulticast_disable(struct rte_eth_dev *eth_dev)
2705 {
2706         struct bond_dev_private *internals = eth_dev->data->dev_private;
2707         int i;
2708         int ret = 0;
2709         uint16_t port_id;
2710
2711         switch (internals->mode) {
2712         /* allmulti mode is propagated to all slaves */
2713         case BONDING_MODE_ROUND_ROBIN:
2714         case BONDING_MODE_BALANCE:
2715         case BONDING_MODE_BROADCAST:
2716         case BONDING_MODE_8023AD: {
2717                 unsigned int slave_ok = 0;
2718
2719                 for (i = 0; i < internals->slave_count; i++) {
2720                         uint16_t port_id = internals->slaves[i].port_id;
2721
2722                         if (internals->mode == BONDING_MODE_8023AD &&
2723                             bond_mode_8023ad_ports[port_id].forced_rx_flags ==
2724                                         BOND_8023AD_FORCED_ALLMULTI)
2725                                 continue;
2726
2727                         ret = rte_eth_allmulticast_disable(port_id);
2728                         if (ret != 0)
2729                                 RTE_BOND_LOG(ERR,
2730                                         "Failed to disable allmulti mode for port %u: %s",
2731                                         port_id, rte_strerror(-ret));
2732                         else
2733                                 slave_ok++;
2734                 }
2735                 /*
2736                  * Report success if operation is successful on at least
2737                  * on one slave. Otherwise return last error code.
2738                  */
2739                 if (slave_ok > 0)
2740                         ret = 0;
2741                 break;
2742         }
2743         /* allmulti mode is propagated only to primary slave */
2744         case BONDING_MODE_ACTIVE_BACKUP:
2745         case BONDING_MODE_TLB:
2746         case BONDING_MODE_ALB:
2747         default:
2748                 /* Do not touch allmulti when there cannot be primary ports */
2749                 if (internals->slave_count == 0)
2750                         break;
2751                 port_id = internals->current_primary_port;
2752                 ret = rte_eth_allmulticast_disable(port_id);
2753                 if (ret != 0)
2754                         RTE_BOND_LOG(ERR,
2755                                 "Failed to disable allmulti mode for port %u: %s",
2756                                 port_id, rte_strerror(-ret));
2757         }
2758
2759         return ret;
2760 }
2761
2762 static void
2763 bond_ethdev_delayed_lsc_propagation(void *arg)
2764 {
2765         if (arg == NULL)
2766                 return;
2767
2768         rte_eth_dev_callback_process((struct rte_eth_dev *)arg,
2769                         RTE_ETH_EVENT_INTR_LSC, NULL);
2770 }
2771
2772 int
2773 bond_ethdev_lsc_event_callback(uint16_t port_id, enum rte_eth_event_type type,
2774                 void *param, void *ret_param __rte_unused)
2775 {
2776         struct rte_eth_dev *bonded_eth_dev;
2777         struct bond_dev_private *internals;
2778         struct rte_eth_link link;
2779         int rc = -1;
2780         int ret;
2781
2782         uint8_t lsc_flag = 0;
2783         int valid_slave = 0;
2784         uint16_t active_pos;
2785         uint16_t i;
2786
2787         if (type != RTE_ETH_EVENT_INTR_LSC || param == NULL)
2788                 return rc;
2789
2790         bonded_eth_dev = &rte_eth_devices[*(uint16_t *)param];
2791
2792         if (check_for_bonded_ethdev(bonded_eth_dev))
2793                 return rc;
2794
2795         internals = bonded_eth_dev->data->dev_private;
2796
2797         /* If the device isn't started don't handle interrupts */
2798         if (!bonded_eth_dev->data->dev_started)
2799                 return rc;
2800
2801         /* verify that port_id is a valid slave of bonded port */
2802         for (i = 0; i < internals->slave_count; i++) {
2803                 if (internals->slaves[i].port_id == port_id) {
2804                         valid_slave = 1;
2805                         break;
2806                 }
2807         }
2808
2809         if (!valid_slave)
2810                 return rc;
2811
2812         /* Synchronize lsc callback parallel calls either by real link event
2813          * from the slaves PMDs or by the bonding PMD itself.
2814          */
2815         rte_spinlock_lock(&internals->lsc_lock);
2816
2817         /* Search for port in active port list */
2818         active_pos = find_slave_by_id(internals->active_slaves,
2819                         internals->active_slave_count, port_id);
2820
2821         ret = rte_eth_link_get_nowait(port_id, &link);
2822         if (ret < 0)
2823                 RTE_BOND_LOG(ERR, "Slave (port %u) link get failed", port_id);
2824
2825         if (ret == 0 && link.link_status) {
2826                 if (active_pos < internals->active_slave_count)
2827                         goto link_update;
2828
2829                 /* check link state properties if bonded link is up*/
2830                 if (bonded_eth_dev->data->dev_link.link_status == ETH_LINK_UP) {
2831                         if (link_properties_valid(bonded_eth_dev, &link) != 0)
2832                                 RTE_BOND_LOG(ERR, "Invalid link properties "
2833                                              "for slave %d in bonding mode %d",
2834                                              port_id, internals->mode);
2835                 } else {
2836                         /* inherit slave link properties */
2837                         link_properties_set(bonded_eth_dev, &link);
2838                 }
2839
2840                 /* If no active slave ports then set this port to be
2841                  * the primary port.
2842                  */
2843                 if (internals->active_slave_count < 1) {
2844                         /* If first active slave, then change link status */
2845                         bonded_eth_dev->data->dev_link.link_status =
2846                                                                 ETH_LINK_UP;
2847                         internals->current_primary_port = port_id;
2848                         lsc_flag = 1;
2849
2850                         mac_address_slaves_update(bonded_eth_dev);
2851                 }
2852
2853                 activate_slave(bonded_eth_dev, port_id);
2854
2855                 /* If the user has defined the primary port then default to
2856                  * using it.
2857                  */
2858                 if (internals->user_defined_primary_port &&
2859                                 internals->primary_port == port_id)
2860                         bond_ethdev_primary_set(internals, port_id);
2861         } else {
2862                 if (active_pos == internals->active_slave_count)
2863                         goto link_update;
2864
2865                 /* Remove from active slave list */
2866                 deactivate_slave(bonded_eth_dev, port_id);
2867
2868                 if (internals->active_slave_count < 1)
2869                         lsc_flag = 1;
2870
2871                 /* Update primary id, take first active slave from list or if none
2872                  * available set to -1 */
2873                 if (port_id == internals->current_primary_port) {
2874                         if (internals->active_slave_count > 0)
2875                                 bond_ethdev_primary_set(internals,
2876                                                 internals->active_slaves[0]);
2877                         else
2878                                 internals->current_primary_port = internals->primary_port;
2879                         mac_address_slaves_update(bonded_eth_dev);
2880                 }
2881         }
2882
2883 link_update:
2884         /**
2885          * Update bonded device link properties after any change to active
2886          * slaves
2887          */
2888         bond_ethdev_link_update(bonded_eth_dev, 0);
2889
2890         if (lsc_flag) {
2891                 /* Cancel any possible outstanding interrupts if delays are enabled */
2892                 if (internals->link_up_delay_ms > 0 ||
2893                         internals->link_down_delay_ms > 0)
2894                         rte_eal_alarm_cancel(bond_ethdev_delayed_lsc_propagation,
2895                                         bonded_eth_dev);
2896
2897                 if (bonded_eth_dev->data->dev_link.link_status) {
2898                         if (internals->link_up_delay_ms > 0)
2899                                 rte_eal_alarm_set(internals->link_up_delay_ms * 1000,
2900                                                 bond_ethdev_delayed_lsc_propagation,
2901                                                 (void *)bonded_eth_dev);
2902                         else
2903                                 rte_eth_dev_callback_process(bonded_eth_dev,
2904                                                 RTE_ETH_EVENT_INTR_LSC,
2905                                                 NULL);
2906
2907                 } else {
2908                         if (internals->link_down_delay_ms > 0)
2909                                 rte_eal_alarm_set(internals->link_down_delay_ms * 1000,
2910                                                 bond_ethdev_delayed_lsc_propagation,
2911                                                 (void *)bonded_eth_dev);
2912                         else
2913                                 rte_eth_dev_callback_process(bonded_eth_dev,
2914                                                 RTE_ETH_EVENT_INTR_LSC,
2915                                                 NULL);
2916                 }
2917         }
2918
2919         rte_spinlock_unlock(&internals->lsc_lock);
2920
2921         return rc;
2922 }
2923
2924 static int
2925 bond_ethdev_rss_reta_update(struct rte_eth_dev *dev,
2926                 struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size)
2927 {
2928         unsigned i, j;
2929         int result = 0;
2930         int slave_reta_size;
2931         unsigned reta_count;
2932         struct bond_dev_private *internals = dev->data->dev_private;
2933
2934         if (reta_size != internals->reta_size)
2935                 return -EINVAL;
2936
2937          /* Copy RETA table */
2938         reta_count = (reta_size + RTE_RETA_GROUP_SIZE - 1) /
2939                         RTE_RETA_GROUP_SIZE;
2940
2941         for (i = 0; i < reta_count; i++) {
2942                 internals->reta_conf[i].mask = reta_conf[i].mask;
2943                 for (j = 0; j < RTE_RETA_GROUP_SIZE; j++)
2944                         if ((reta_conf[i].mask >> j) & 0x01)
2945                                 internals->reta_conf[i].reta[j] = reta_conf[i].reta[j];
2946         }
2947
2948         /* Fill rest of array */
2949         for (; i < RTE_DIM(internals->reta_conf); i += reta_count)
2950                 memcpy(&internals->reta_conf[i], &internals->reta_conf[0],
2951                                 sizeof(internals->reta_conf[0]) * reta_count);
2952
2953         /* Propagate RETA over slaves */
2954         for (i = 0; i < internals->slave_count; i++) {
2955                 slave_reta_size = internals->slaves[i].reta_size;
2956                 result = rte_eth_dev_rss_reta_update(internals->slaves[i].port_id,
2957                                 &internals->reta_conf[0], slave_reta_size);
2958                 if (result < 0)
2959                         return result;
2960         }
2961
2962         return 0;
2963 }
2964
2965 static int
2966 bond_ethdev_rss_reta_query(struct rte_eth_dev *dev,
2967                 struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size)
2968 {
2969         int i, j;
2970         struct bond_dev_private *internals = dev->data->dev_private;
2971
2972         if (reta_size != internals->reta_size)
2973                 return -EINVAL;
2974
2975          /* Copy RETA table */
2976         for (i = 0; i < reta_size / RTE_RETA_GROUP_SIZE; i++)
2977                 for (j = 0; j < RTE_RETA_GROUP_SIZE; j++)
2978                         if ((reta_conf[i].mask >> j) & 0x01)
2979                                 reta_conf[i].reta[j] = internals->reta_conf[i].reta[j];
2980
2981         return 0;
2982 }
2983
2984 static int
2985 bond_ethdev_rss_hash_update(struct rte_eth_dev *dev,
2986                 struct rte_eth_rss_conf *rss_conf)
2987 {
2988         int i, result = 0;
2989         struct bond_dev_private *internals = dev->data->dev_private;
2990         struct rte_eth_rss_conf bond_rss_conf;
2991
2992         memcpy(&bond_rss_conf, rss_conf, sizeof(struct rte_eth_rss_conf));
2993
2994         bond_rss_conf.rss_hf &= internals->flow_type_rss_offloads;
2995
2996         if (bond_rss_conf.rss_hf != 0)
2997                 dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf = bond_rss_conf.rss_hf;
2998
2999         if (bond_rss_conf.rss_key && bond_rss_conf.rss_key_len <
3000                         sizeof(internals->rss_key)) {
3001                 if (bond_rss_conf.rss_key_len == 0)
3002                         bond_rss_conf.rss_key_len = 40;
3003                 internals->rss_key_len = bond_rss_conf.rss_key_len;
3004                 memcpy(internals->rss_key, bond_rss_conf.rss_key,
3005                                 internals->rss_key_len);
3006         }
3007
3008         for (i = 0; i < internals->slave_count; i++) {
3009                 result = rte_eth_dev_rss_hash_update(internals->slaves[i].port_id,
3010                                 &bond_rss_conf);
3011                 if (result < 0)
3012                         return result;
3013         }
3014
3015         return 0;
3016 }
3017
3018 static int
3019 bond_ethdev_rss_hash_conf_get(struct rte_eth_dev *dev,
3020                 struct rte_eth_rss_conf *rss_conf)
3021 {
3022         struct bond_dev_private *internals = dev->data->dev_private;
3023
3024         rss_conf->rss_hf = dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf;
3025         rss_conf->rss_key_len = internals->rss_key_len;
3026         if (rss_conf->rss_key)
3027                 memcpy(rss_conf->rss_key, internals->rss_key, internals->rss_key_len);
3028
3029         return 0;
3030 }
3031
3032 static int
3033 bond_ethdev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
3034 {
3035         struct rte_eth_dev *slave_eth_dev;
3036         struct bond_dev_private *internals = dev->data->dev_private;
3037         int ret, i;
3038
3039         rte_spinlock_lock(&internals->lock);
3040
3041         for (i = 0; i < internals->slave_count; i++) {
3042                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3043                 if (*slave_eth_dev->dev_ops->mtu_set == NULL) {
3044                         rte_spinlock_unlock(&internals->lock);
3045                         return -ENOTSUP;
3046                 }
3047         }
3048         for (i = 0; i < internals->slave_count; i++) {
3049                 ret = rte_eth_dev_set_mtu(internals->slaves[i].port_id, mtu);
3050                 if (ret < 0) {
3051                         rte_spinlock_unlock(&internals->lock);
3052                         return ret;
3053                 }
3054         }
3055
3056         rte_spinlock_unlock(&internals->lock);
3057         return 0;
3058 }
3059
3060 static int
3061 bond_ethdev_mac_address_set(struct rte_eth_dev *dev,
3062                         struct rte_ether_addr *addr)
3063 {
3064         if (mac_address_set(dev, addr)) {
3065                 RTE_BOND_LOG(ERR, "Failed to update MAC address");
3066                 return -EINVAL;
3067         }
3068
3069         return 0;
3070 }
3071
3072 static int
3073 bond_filter_ctrl(struct rte_eth_dev *dev __rte_unused,
3074                  enum rte_filter_type type, enum rte_filter_op op, void *arg)
3075 {
3076         if (type == RTE_ETH_FILTER_GENERIC && op == RTE_ETH_FILTER_GET) {
3077                 *(const void **)arg = &bond_flow_ops;
3078                 return 0;
3079         }
3080         return -ENOTSUP;
3081 }
3082
3083 static int
3084 bond_ethdev_mac_addr_add(struct rte_eth_dev *dev,
3085                         struct rte_ether_addr *mac_addr,
3086                         __rte_unused uint32_t index, uint32_t vmdq)
3087 {
3088         struct rte_eth_dev *slave_eth_dev;
3089         struct bond_dev_private *internals = dev->data->dev_private;
3090         int ret, i;
3091
3092         rte_spinlock_lock(&internals->lock);
3093
3094         for (i = 0; i < internals->slave_count; i++) {
3095                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3096                 if (*slave_eth_dev->dev_ops->mac_addr_add == NULL ||
3097                          *slave_eth_dev->dev_ops->mac_addr_remove == NULL) {
3098                         ret = -ENOTSUP;
3099                         goto end;
3100                 }
3101         }
3102
3103         for (i = 0; i < internals->slave_count; i++) {
3104                 ret = rte_eth_dev_mac_addr_add(internals->slaves[i].port_id,
3105                                 mac_addr, vmdq);
3106                 if (ret < 0) {
3107                         /* rollback */
3108                         for (i--; i >= 0; i--)
3109                                 rte_eth_dev_mac_addr_remove(
3110                                         internals->slaves[i].port_id, mac_addr);
3111                         goto end;
3112                 }
3113         }
3114
3115         ret = 0;
3116 end:
3117         rte_spinlock_unlock(&internals->lock);
3118         return ret;
3119 }
3120
3121 static void
3122 bond_ethdev_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
3123 {
3124         struct rte_eth_dev *slave_eth_dev;
3125         struct bond_dev_private *internals = dev->data->dev_private;
3126         int i;
3127
3128         rte_spinlock_lock(&internals->lock);
3129
3130         for (i = 0; i < internals->slave_count; i++) {
3131                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3132                 if (*slave_eth_dev->dev_ops->mac_addr_remove == NULL)
3133                         goto end;
3134         }
3135
3136         struct rte_ether_addr *mac_addr = &dev->data->mac_addrs[index];
3137
3138         for (i = 0; i < internals->slave_count; i++)
3139                 rte_eth_dev_mac_addr_remove(internals->slaves[i].port_id,
3140                                 mac_addr);
3141
3142 end:
3143         rte_spinlock_unlock(&internals->lock);
3144 }
3145
3146 const struct eth_dev_ops default_dev_ops = {
3147         .dev_start            = bond_ethdev_start,
3148         .dev_stop             = bond_ethdev_stop,
3149         .dev_close            = bond_ethdev_close,
3150         .dev_configure        = bond_ethdev_configure,
3151         .dev_infos_get        = bond_ethdev_info,
3152         .vlan_filter_set      = bond_ethdev_vlan_filter_set,
3153         .rx_queue_setup       = bond_ethdev_rx_queue_setup,
3154         .tx_queue_setup       = bond_ethdev_tx_queue_setup,
3155         .rx_queue_release     = bond_ethdev_rx_queue_release,
3156         .tx_queue_release     = bond_ethdev_tx_queue_release,
3157         .link_update          = bond_ethdev_link_update,
3158         .stats_get            = bond_ethdev_stats_get,
3159         .stats_reset          = bond_ethdev_stats_reset,
3160         .promiscuous_enable   = bond_ethdev_promiscuous_enable,
3161         .promiscuous_disable  = bond_ethdev_promiscuous_disable,
3162         .allmulticast_enable  = bond_ethdev_allmulticast_enable,
3163         .allmulticast_disable = bond_ethdev_allmulticast_disable,
3164         .reta_update          = bond_ethdev_rss_reta_update,
3165         .reta_query           = bond_ethdev_rss_reta_query,
3166         .rss_hash_update      = bond_ethdev_rss_hash_update,
3167         .rss_hash_conf_get    = bond_ethdev_rss_hash_conf_get,
3168         .mtu_set              = bond_ethdev_mtu_set,
3169         .mac_addr_set         = bond_ethdev_mac_address_set,
3170         .mac_addr_add         = bond_ethdev_mac_addr_add,
3171         .mac_addr_remove      = bond_ethdev_mac_addr_remove,
3172         .filter_ctrl          = bond_filter_ctrl
3173 };
3174
3175 static int
3176 bond_alloc(struct rte_vdev_device *dev, uint8_t mode)
3177 {
3178         const char *name = rte_vdev_device_name(dev);
3179         uint8_t socket_id = dev->device.numa_node;
3180         struct bond_dev_private *internals = NULL;
3181         struct rte_eth_dev *eth_dev = NULL;
3182         uint32_t vlan_filter_bmp_size;
3183
3184         /* now do all data allocation - for eth_dev structure, dummy pci driver
3185          * and internal (private) data
3186          */
3187
3188         /* reserve an ethdev entry */
3189         eth_dev = rte_eth_vdev_allocate(dev, sizeof(*internals));
3190         if (eth_dev == NULL) {
3191                 RTE_BOND_LOG(ERR, "Unable to allocate rte_eth_dev");
3192                 goto err;
3193         }
3194
3195         internals = eth_dev->data->dev_private;
3196         eth_dev->data->nb_rx_queues = (uint16_t)1;
3197         eth_dev->data->nb_tx_queues = (uint16_t)1;
3198
3199         /* Allocate memory for storing MAC addresses */
3200         eth_dev->data->mac_addrs = rte_zmalloc_socket(name, RTE_ETHER_ADDR_LEN *
3201                         BOND_MAX_MAC_ADDRS, 0, socket_id);
3202         if (eth_dev->data->mac_addrs == NULL) {
3203                 RTE_BOND_LOG(ERR,
3204                              "Failed to allocate %u bytes needed to store MAC addresses",
3205                              RTE_ETHER_ADDR_LEN * BOND_MAX_MAC_ADDRS);
3206                 goto err;
3207         }
3208
3209         eth_dev->dev_ops = &default_dev_ops;
3210         eth_dev->data->dev_flags = RTE_ETH_DEV_INTR_LSC;
3211
3212         rte_spinlock_init(&internals->lock);
3213         rte_spinlock_init(&internals->lsc_lock);
3214
3215         internals->port_id = eth_dev->data->port_id;
3216         internals->mode = BONDING_MODE_INVALID;
3217         internals->current_primary_port = RTE_MAX_ETHPORTS + 1;
3218         internals->balance_xmit_policy = BALANCE_XMIT_POLICY_LAYER2;
3219         internals->burst_xmit_hash = burst_xmit_l2_hash;
3220         internals->user_defined_mac = 0;
3221
3222         internals->link_status_polling_enabled = 0;
3223
3224         internals->link_status_polling_interval_ms =
3225                 DEFAULT_POLLING_INTERVAL_10_MS;
3226         internals->link_down_delay_ms = 0;
3227         internals->link_up_delay_ms = 0;
3228
3229         internals->slave_count = 0;
3230         internals->active_slave_count = 0;
3231         internals->rx_offload_capa = 0;
3232         internals->tx_offload_capa = 0;
3233         internals->rx_queue_offload_capa = 0;
3234         internals->tx_queue_offload_capa = 0;
3235         internals->candidate_max_rx_pktlen = 0;
3236         internals->max_rx_pktlen = 0;
3237
3238         /* Initially allow to choose any offload type */
3239         internals->flow_type_rss_offloads = ETH_RSS_PROTO_MASK;
3240
3241         memset(&internals->default_rxconf, 0,
3242                sizeof(internals->default_rxconf));
3243         memset(&internals->default_txconf, 0,
3244                sizeof(internals->default_txconf));
3245
3246         memset(&internals->rx_desc_lim, 0, sizeof(internals->rx_desc_lim));
3247         memset(&internals->tx_desc_lim, 0, sizeof(internals->tx_desc_lim));
3248
3249         memset(internals->active_slaves, 0, sizeof(internals->active_slaves));
3250         memset(internals->slaves, 0, sizeof(internals->slaves));
3251
3252         TAILQ_INIT(&internals->flow_list);
3253         internals->flow_isolated_valid = 0;
3254
3255         /* Set mode 4 default configuration */
3256         bond_mode_8023ad_setup(eth_dev, NULL);
3257         if (bond_ethdev_mode_set(eth_dev, mode)) {
3258                 RTE_BOND_LOG(ERR, "Failed to set bonded device %d mode to %d",
3259                                  eth_dev->data->port_id, mode);
3260                 goto err;
3261         }
3262
3263         vlan_filter_bmp_size =
3264                 rte_bitmap_get_memory_footprint(RTE_ETHER_MAX_VLAN_ID + 1);
3265         internals->vlan_filter_bmpmem = rte_malloc(name, vlan_filter_bmp_size,
3266                                                    RTE_CACHE_LINE_SIZE);
3267         if (internals->vlan_filter_bmpmem == NULL) {
3268                 RTE_BOND_LOG(ERR,
3269                              "Failed to allocate vlan bitmap for bonded device %u",
3270                              eth_dev->data->port_id);
3271                 goto err;
3272         }
3273
3274         internals->vlan_filter_bmp = rte_bitmap_init(RTE_ETHER_MAX_VLAN_ID + 1,
3275                         internals->vlan_filter_bmpmem, vlan_filter_bmp_size);
3276         if (internals->vlan_filter_bmp == NULL) {
3277                 RTE_BOND_LOG(ERR,
3278                              "Failed to init vlan bitmap for bonded device %u",
3279                              eth_dev->data->port_id);
3280                 rte_free(internals->vlan_filter_bmpmem);
3281                 goto err;
3282         }
3283
3284         return eth_dev->data->port_id;
3285
3286 err:
3287         rte_free(internals);
3288         if (eth_dev != NULL)
3289                 eth_dev->data->dev_private = NULL;
3290         rte_eth_dev_release_port(eth_dev);
3291         return -1;
3292 }
3293
3294 static int
3295 bond_probe(struct rte_vdev_device *dev)
3296 {
3297         const char *name;
3298         struct bond_dev_private *internals;
3299         struct rte_kvargs *kvlist;
3300         uint8_t bonding_mode, socket_id/*, agg_mode*/;
3301         int  arg_count, port_id;
3302         uint8_t agg_mode;
3303         struct rte_eth_dev *eth_dev;
3304
3305         if (!dev)
3306                 return -EINVAL;
3307
3308         name = rte_vdev_device_name(dev);
3309         RTE_BOND_LOG(INFO, "Initializing pmd_bond for %s", name);
3310
3311         if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
3312                 eth_dev = rte_eth_dev_attach_secondary(name);
3313                 if (!eth_dev) {
3314                         RTE_BOND_LOG(ERR, "Failed to probe %s", name);
3315                         return -1;
3316                 }
3317                 /* TODO: request info from primary to set up Rx and Tx */
3318                 eth_dev->dev_ops = &default_dev_ops;
3319                 eth_dev->device = &dev->device;
3320                 rte_eth_dev_probing_finish(eth_dev);
3321                 return 0;
3322         }
3323
3324         kvlist = rte_kvargs_parse(rte_vdev_device_args(dev),
3325                 pmd_bond_init_valid_arguments);
3326         if (kvlist == NULL)
3327                 return -1;
3328
3329         /* Parse link bonding mode */
3330         if (rte_kvargs_count(kvlist, PMD_BOND_MODE_KVARG) == 1) {
3331                 if (rte_kvargs_process(kvlist, PMD_BOND_MODE_KVARG,
3332                                 &bond_ethdev_parse_slave_mode_kvarg,
3333                                 &bonding_mode) != 0) {
3334                         RTE_BOND_LOG(ERR, "Invalid mode for bonded device %s",
3335                                         name);
3336                         goto parse_error;
3337                 }
3338         } else {
3339                 RTE_BOND_LOG(ERR, "Mode must be specified only once for bonded "
3340                                 "device %s", name);
3341                 goto parse_error;
3342         }
3343
3344         /* Parse socket id to create bonding device on */
3345         arg_count = rte_kvargs_count(kvlist, PMD_BOND_SOCKET_ID_KVARG);
3346         if (arg_count == 1) {
3347                 if (rte_kvargs_process(kvlist, PMD_BOND_SOCKET_ID_KVARG,
3348                                 &bond_ethdev_parse_socket_id_kvarg, &socket_id)
3349                                 != 0) {
3350                         RTE_BOND_LOG(ERR, "Invalid socket Id specified for "
3351                                         "bonded device %s", name);
3352                         goto parse_error;
3353                 }
3354         } else if (arg_count > 1) {
3355                 RTE_BOND_LOG(ERR, "Socket Id can be specified only once for "
3356                                 "bonded device %s", name);
3357                 goto parse_error;
3358         } else {
3359                 socket_id = rte_socket_id();
3360         }
3361
3362         dev->device.numa_node = socket_id;
3363
3364         /* Create link bonding eth device */
3365         port_id = bond_alloc(dev, bonding_mode);
3366         if (port_id < 0) {
3367                 RTE_BOND_LOG(ERR, "Failed to create socket %s in mode %u on "
3368                                 "socket %u.",   name, bonding_mode, socket_id);
3369                 goto parse_error;
3370         }
3371         internals = rte_eth_devices[port_id].data->dev_private;
3372         internals->kvlist = kvlist;
3373
3374         if (rte_kvargs_count(kvlist, PMD_BOND_AGG_MODE_KVARG) == 1) {
3375                 if (rte_kvargs_process(kvlist,
3376                                 PMD_BOND_AGG_MODE_KVARG,
3377                                 &bond_ethdev_parse_slave_agg_mode_kvarg,
3378                                 &agg_mode) != 0) {
3379                         RTE_BOND_LOG(ERR,
3380                                         "Failed to parse agg selection mode for bonded device %s",
3381                                         name);
3382                         goto parse_error;
3383                 }
3384
3385                 if (internals->mode == BONDING_MODE_8023AD)
3386                         internals->mode4.agg_selection = agg_mode;
3387         } else {
3388                 internals->mode4.agg_selection = AGG_STABLE;
3389         }
3390
3391         rte_eth_dev_probing_finish(&rte_eth_devices[port_id]);
3392         RTE_BOND_LOG(INFO, "Create bonded device %s on port %d in mode %u on "
3393                         "socket %u.",   name, port_id, bonding_mode, socket_id);
3394         return 0;
3395
3396 parse_error:
3397         rte_kvargs_free(kvlist);
3398
3399         return -1;
3400 }
3401
3402 static int
3403 bond_remove(struct rte_vdev_device *dev)
3404 {
3405         struct rte_eth_dev *eth_dev;
3406         struct bond_dev_private *internals;
3407         const char *name;
3408
3409         if (!dev)
3410                 return -EINVAL;
3411
3412         name = rte_vdev_device_name(dev);
3413         RTE_BOND_LOG(INFO, "Uninitializing pmd_bond for %s", name);
3414
3415         /* now free all data allocation - for eth_dev structure,
3416          * dummy pci driver and internal (private) data
3417          */
3418
3419         /* find an ethdev entry */
3420         eth_dev = rte_eth_dev_allocated(name);
3421         if (eth_dev == NULL)
3422                 return -ENODEV;
3423
3424         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
3425                 return rte_eth_dev_release_port(eth_dev);
3426
3427         RTE_ASSERT(eth_dev->device == &dev->device);
3428
3429         internals = eth_dev->data->dev_private;
3430         if (internals->slave_count != 0)
3431                 return -EBUSY;
3432
3433         if (eth_dev->data->dev_started == 1) {
3434                 bond_ethdev_stop(eth_dev);
3435                 bond_ethdev_close(eth_dev);
3436         }
3437
3438         eth_dev->dev_ops = NULL;
3439         eth_dev->rx_pkt_burst = NULL;
3440         eth_dev->tx_pkt_burst = NULL;
3441
3442         internals = eth_dev->data->dev_private;
3443         /* Try to release mempool used in mode6. If the bond
3444          * device is not mode6, free the NULL is not problem.
3445          */
3446         rte_mempool_free(internals->mode6.mempool);
3447         rte_bitmap_free(internals->vlan_filter_bmp);
3448         rte_free(internals->vlan_filter_bmpmem);
3449
3450         rte_eth_dev_release_port(eth_dev);
3451
3452         return 0;
3453 }
3454
3455 /* this part will resolve the slave portids after all the other pdev and vdev
3456  * have been allocated */
3457 static int
3458 bond_ethdev_configure(struct rte_eth_dev *dev)
3459 {
3460         const char *name = dev->device->name;
3461         struct bond_dev_private *internals = dev->data->dev_private;
3462         struct rte_kvargs *kvlist = internals->kvlist;
3463         int arg_count;
3464         uint16_t port_id = dev - rte_eth_devices;
3465         uint8_t agg_mode;
3466
3467         static const uint8_t default_rss_key[40] = {
3468                 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2, 0x41, 0x67, 0x25, 0x3D,
3469                 0x43, 0xA3, 0x8F, 0xB0, 0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4,
3470                 0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C, 0x6A, 0x42, 0xB7, 0x3B,
3471                 0xBE, 0xAC, 0x01, 0xFA
3472         };
3473
3474         unsigned i, j;
3475
3476         /*
3477          * If RSS is enabled, fill table with default values and
3478          * set key to the the value specified in port RSS configuration.
3479          * Fall back to default RSS key if the key is not specified
3480          */
3481         if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS) {
3482                 if (dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key != NULL) {
3483                         internals->rss_key_len =
3484                                 dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key_len;
3485                         memcpy(internals->rss_key,
3486                                dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key,
3487                                internals->rss_key_len);
3488                 } else {
3489                         internals->rss_key_len = sizeof(default_rss_key);
3490                         memcpy(internals->rss_key, default_rss_key,
3491                                internals->rss_key_len);
3492                 }
3493
3494                 for (i = 0; i < RTE_DIM(internals->reta_conf); i++) {
3495                         internals->reta_conf[i].mask = ~0LL;
3496                         for (j = 0; j < RTE_RETA_GROUP_SIZE; j++)
3497                                 internals->reta_conf[i].reta[j] =
3498                                                 (i * RTE_RETA_GROUP_SIZE + j) %
3499                                                 dev->data->nb_rx_queues;
3500                 }
3501         }
3502
3503         /* set the max_rx_pktlen */
3504         internals->max_rx_pktlen = internals->candidate_max_rx_pktlen;
3505
3506         /*
3507          * if no kvlist, it means that this bonded device has been created
3508          * through the bonding api.
3509          */
3510         if (!kvlist)
3511                 return 0;
3512
3513         /* Parse MAC address for bonded device */
3514         arg_count = rte_kvargs_count(kvlist, PMD_BOND_MAC_ADDR_KVARG);
3515         if (arg_count == 1) {
3516                 struct rte_ether_addr bond_mac;
3517
3518                 if (rte_kvargs_process(kvlist, PMD_BOND_MAC_ADDR_KVARG,
3519                                        &bond_ethdev_parse_bond_mac_addr_kvarg, &bond_mac) < 0) {
3520                         RTE_BOND_LOG(INFO, "Invalid mac address for bonded device %s",
3521                                      name);
3522                         return -1;
3523                 }
3524
3525                 /* Set MAC address */
3526                 if (rte_eth_bond_mac_address_set(port_id, &bond_mac) != 0) {
3527                         RTE_BOND_LOG(ERR,
3528                                      "Failed to set mac address on bonded device %s",
3529                                      name);
3530                         return -1;
3531                 }
3532         } else if (arg_count > 1) {
3533                 RTE_BOND_LOG(ERR,
3534                              "MAC address can be specified only once for bonded device %s",
3535                              name);
3536                 return -1;
3537         }
3538
3539         /* Parse/set balance mode transmit policy */
3540         arg_count = rte_kvargs_count(kvlist, PMD_BOND_XMIT_POLICY_KVARG);
3541         if (arg_count == 1) {
3542                 uint8_t xmit_policy;
3543
3544                 if (rte_kvargs_process(kvlist, PMD_BOND_XMIT_POLICY_KVARG,
3545                                        &bond_ethdev_parse_balance_xmit_policy_kvarg, &xmit_policy) !=
3546                     0) {
3547                         RTE_BOND_LOG(INFO,
3548                                      "Invalid xmit policy specified for bonded device %s",
3549                                      name);
3550                         return -1;
3551                 }
3552
3553                 /* Set balance mode transmit policy*/
3554                 if (rte_eth_bond_xmit_policy_set(port_id, xmit_policy) != 0) {
3555                         RTE_BOND_LOG(ERR,
3556                                      "Failed to set balance xmit policy on bonded device %s",
3557                                      name);
3558                         return -1;
3559                 }
3560         } else if (arg_count > 1) {
3561                 RTE_BOND_LOG(ERR,
3562                              "Transmit policy can be specified only once for bonded device %s",
3563                              name);
3564                 return -1;
3565         }
3566
3567         if (rte_kvargs_count(kvlist, PMD_BOND_AGG_MODE_KVARG) == 1) {
3568                 if (rte_kvargs_process(kvlist,
3569                                        PMD_BOND_AGG_MODE_KVARG,
3570                                        &bond_ethdev_parse_slave_agg_mode_kvarg,
3571                                        &agg_mode) != 0) {
3572                         RTE_BOND_LOG(ERR,
3573                                      "Failed to parse agg selection mode for bonded device %s",
3574                                      name);
3575                 }
3576                 if (internals->mode == BONDING_MODE_8023AD) {
3577                         int ret = rte_eth_bond_8023ad_agg_selection_set(port_id,
3578                                         agg_mode);
3579                         if (ret < 0) {
3580                                 RTE_BOND_LOG(ERR,
3581                                         "Invalid args for agg selection set for bonded device %s",
3582                                         name);
3583                                 return -1;
3584                         }
3585                 }
3586         }
3587
3588         /* Parse/add slave ports to bonded device */
3589         if (rte_kvargs_count(kvlist, PMD_BOND_SLAVE_PORT_KVARG) > 0) {
3590                 struct bond_ethdev_slave_ports slave_ports;
3591                 unsigned i;
3592
3593                 memset(&slave_ports, 0, sizeof(slave_ports));
3594
3595                 if (rte_kvargs_process(kvlist, PMD_BOND_SLAVE_PORT_KVARG,
3596                                        &bond_ethdev_parse_slave_port_kvarg, &slave_ports) != 0) {
3597                         RTE_BOND_LOG(ERR,
3598                                      "Failed to parse slave ports for bonded device %s",
3599                                      name);
3600                         return -1;
3601                 }
3602
3603                 for (i = 0; i < slave_ports.slave_count; i++) {
3604                         if (rte_eth_bond_slave_add(port_id, slave_ports.slaves[i]) != 0) {
3605                                 RTE_BOND_LOG(ERR,
3606                                              "Failed to add port %d as slave to bonded device %s",
3607                                              slave_ports.slaves[i], name);
3608                         }
3609                 }
3610
3611         } else {
3612                 RTE_BOND_LOG(INFO, "No slaves specified for bonded device %s", name);
3613                 return -1;
3614         }
3615
3616         /* Parse/set primary slave port id*/
3617         arg_count = rte_kvargs_count(kvlist, PMD_BOND_PRIMARY_SLAVE_KVARG);
3618         if (arg_count == 1) {
3619                 uint16_t primary_slave_port_id;
3620
3621                 if (rte_kvargs_process(kvlist,
3622                                        PMD_BOND_PRIMARY_SLAVE_KVARG,
3623                                        &bond_ethdev_parse_primary_slave_port_id_kvarg,
3624                                        &primary_slave_port_id) < 0) {
3625                         RTE_BOND_LOG(INFO,
3626                                      "Invalid primary slave port id specified for bonded device %s",
3627                                      name);
3628                         return -1;
3629                 }
3630
3631                 /* Set balance mode transmit policy*/
3632                 if (rte_eth_bond_primary_set(port_id, primary_slave_port_id)
3633                     != 0) {
3634                         RTE_BOND_LOG(ERR,
3635                                      "Failed to set primary slave port %d on bonded device %s",
3636                                      primary_slave_port_id, name);
3637                         return -1;
3638                 }
3639         } else if (arg_count > 1) {
3640                 RTE_BOND_LOG(INFO,
3641                              "Primary slave can be specified only once for bonded device %s",
3642                              name);
3643                 return -1;
3644         }
3645
3646         /* Parse link status monitor polling interval */
3647         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LSC_POLL_PERIOD_KVARG);
3648         if (arg_count == 1) {
3649                 uint32_t lsc_poll_interval_ms;
3650
3651                 if (rte_kvargs_process(kvlist,
3652                                        PMD_BOND_LSC_POLL_PERIOD_KVARG,
3653                                        &bond_ethdev_parse_time_ms_kvarg,
3654                                        &lsc_poll_interval_ms) < 0) {
3655                         RTE_BOND_LOG(INFO,
3656                                      "Invalid lsc polling interval value specified for bonded"
3657                                      " device %s", name);
3658                         return -1;
3659                 }
3660
3661                 if (rte_eth_bond_link_monitoring_set(port_id, lsc_poll_interval_ms)
3662                     != 0) {
3663                         RTE_BOND_LOG(ERR,
3664                                      "Failed to set lsc monitor polling interval (%u ms) on bonded device %s",
3665                                      lsc_poll_interval_ms, name);
3666                         return -1;
3667                 }
3668         } else if (arg_count > 1) {
3669                 RTE_BOND_LOG(INFO,
3670                              "LSC polling interval can be specified only once for bonded"
3671                              " device %s", name);
3672                 return -1;
3673         }
3674
3675         /* Parse link up interrupt propagation delay */
3676         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LINK_UP_PROP_DELAY_KVARG);
3677         if (arg_count == 1) {
3678                 uint32_t link_up_delay_ms;
3679
3680                 if (rte_kvargs_process(kvlist,
3681                                        PMD_BOND_LINK_UP_PROP_DELAY_KVARG,
3682                                        &bond_ethdev_parse_time_ms_kvarg,
3683                                        &link_up_delay_ms) < 0) {
3684                         RTE_BOND_LOG(INFO,
3685                                      "Invalid link up propagation delay value specified for"
3686                                      " bonded device %s", name);
3687                         return -1;
3688                 }
3689
3690                 /* Set balance mode transmit policy*/
3691                 if (rte_eth_bond_link_up_prop_delay_set(port_id, link_up_delay_ms)
3692                     != 0) {
3693                         RTE_BOND_LOG(ERR,
3694                                      "Failed to set link up propagation delay (%u ms) on bonded"
3695                                      " device %s", link_up_delay_ms, name);
3696                         return -1;
3697                 }
3698         } else if (arg_count > 1) {
3699                 RTE_BOND_LOG(INFO,
3700                              "Link up propagation delay can be specified only once for"
3701                              " bonded device %s", name);
3702                 return -1;
3703         }
3704
3705         /* Parse link down interrupt propagation delay */
3706         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LINK_DOWN_PROP_DELAY_KVARG);
3707         if (arg_count == 1) {
3708                 uint32_t link_down_delay_ms;
3709
3710                 if (rte_kvargs_process(kvlist,
3711                                        PMD_BOND_LINK_DOWN_PROP_DELAY_KVARG,
3712                                        &bond_ethdev_parse_time_ms_kvarg,
3713                                        &link_down_delay_ms) < 0) {
3714                         RTE_BOND_LOG(INFO,
3715                                      "Invalid link down propagation delay value specified for"
3716                                      " bonded device %s", name);
3717                         return -1;
3718                 }
3719
3720                 /* Set balance mode transmit policy*/
3721                 if (rte_eth_bond_link_down_prop_delay_set(port_id, link_down_delay_ms)
3722                     != 0) {
3723                         RTE_BOND_LOG(ERR,
3724                                      "Failed to set link down propagation delay (%u ms) on bonded device %s",
3725                                      link_down_delay_ms, name);
3726                         return -1;
3727                 }
3728         } else if (arg_count > 1) {
3729                 RTE_BOND_LOG(INFO,
3730                              "Link down propagation delay can be specified only once for  bonded device %s",
3731                              name);
3732                 return -1;
3733         }
3734
3735         return 0;
3736 }
3737
3738 struct rte_vdev_driver pmd_bond_drv = {
3739         .probe = bond_probe,
3740         .remove = bond_remove,
3741 };
3742
3743 RTE_PMD_REGISTER_VDEV(net_bonding, pmd_bond_drv);
3744 RTE_PMD_REGISTER_ALIAS(net_bonding, eth_bond);
3745
3746 RTE_PMD_REGISTER_PARAM_STRING(net_bonding,
3747         "slave=<ifc> "
3748         "primary=<ifc> "
3749         "mode=[0-6] "
3750         "xmit_policy=[l2 | l23 | l34] "
3751         "agg_mode=[count | stable | bandwidth] "
3752         "socket_id=<int> "
3753         "mac=<mac addr> "
3754         "lsc_poll_period_ms=<int> "
3755         "up_delay=<int> "
3756         "down_delay=<int>");
3757
3758 RTE_LOG_REGISTER(bond_logtype, pmd.net.bond, NOTICE);