app/test-pmd/testpmd.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2017 Intel Corporation
   3  */
   4
   5 #include <stdarg.h>
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include <signal.h>
   9 #include <string.h>
  10 #include <time.h>
  11 #include <fcntl.h>
  12 #ifndef RTE_EXEC_ENV_WINDOWS
  13 #include <sys/mman.h>
  14 #endif
  15 #include <sys/types.h>
  16 #include <errno.h>
  17 #include <stdbool.h>
  18
  19 #include <sys/queue.h>
  20 #include <sys/stat.h>
  21
  22 #include <stdint.h>
  23 #include <unistd.h>
  24 #include <inttypes.h>
  25
  26 #include <rte_common.h>
  27 #include <rte_errno.h>
  28 #include <rte_byteorder.h>
  29 #include <rte_log.h>
  30 #include <rte_debug.h>
  31 #include <rte_cycles.h>
  32 #include <rte_memory.h>
  33 #include <rte_memcpy.h>
  34 #include <rte_launch.h>
  35 #include <rte_eal.h>
  36 #include <rte_alarm.h>
  37 #include <rte_per_lcore.h>
  38 #include <rte_lcore.h>
  39 #include <rte_branch_prediction.h>
  40 #include <rte_mempool.h>
  41 #include <rte_malloc.h>
  42 #include <rte_mbuf.h>
  43 #include <rte_mbuf_pool_ops.h>
  44 #include <rte_interrupts.h>
  45 #include <rte_pci.h>
  46 #include <rte_ether.h>
  47 #include <rte_ethdev.h>
  48 #include <rte_dev.h>
  49 #include <rte_string_fns.h>
  50 #ifdef RTE_NET_IXGBE
  51 #include <rte_pmd_ixgbe.h>
  52 #endif
  53 #ifdef RTE_LIB_PDUMP
  54 #include <rte_pdump.h>
  55 #endif
  56 #include <rte_flow.h>
  57 #include <rte_metrics.h>
  58 #ifdef RTE_LIB_BITRATESTATS
  59 #include <rte_bitrate.h>
  60 #endif
  61 #ifdef RTE_LIB_LATENCYSTATS
  62 #include <rte_latencystats.h>
  63 #endif
  64 #ifdef RTE_EXEC_ENV_WINDOWS
  65 #include <process.h>
  66 #endif
  67
  68 #include "testpmd.h"
  69
  70 #ifndef MAP_HUGETLB
  71 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */
  72 #define HUGE_FLAG (0x40000)
  73 #else
  74 #define HUGE_FLAG MAP_HUGETLB
  75 #endif
  76
  77 #ifndef MAP_HUGE_SHIFT
  78 /* older kernels (or FreeBSD) will not have this define */
  79 #define HUGE_SHIFT (26)
  80 #else
  81 #define HUGE_SHIFT MAP_HUGE_SHIFT
  82 #endif
  83
  84 #define EXTMEM_HEAP_NAME "extmem"
  85 #define EXTBUF_ZONE_SIZE RTE_PGSIZE_2M
  86
  87 uint16_t verbose_level = 0; /**< Silent by default. */
  88 int testpmd_logtype; /**< Log type for testpmd logs */
  89
  90 /* use main core for command line ? */
  91 uint8_t interactive = 0;
  92 uint8_t auto_start = 0;
  93 uint8_t tx_first;
  94 char cmdline_filename[PATH_MAX] = {0};
  95
  96 /*
  97  * NUMA support configuration.
  98  * When set, the NUMA support attempts to dispatch the allocation of the
  99  * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
 100  * probed ports among the CPU sockets 0 and 1.
 101  * Otherwise, all memory is allocated from CPU socket 0.
 102  */
 103 uint8_t numa_support = 1; /**< numa enabled by default */
 104
 105 /*
 106  * In UMA mode,all memory is allocated from socket 0 if --socket-num is
 107  * not configured.
 108  */
 109 uint8_t socket_num = UMA_NO_CONFIG;
 110
 111 /*
 112  * Select mempool allocation type:
 113  * - native: use regular DPDK memory
 114  * - anon: use regular DPDK memory to create mempool, but populate using
 115  *         anonymous memory (may not be IOVA-contiguous)
 116  * - xmem: use externally allocated hugepage memory
 117  */
 118 uint8_t mp_alloc_type = MP_ALLOC_NATIVE;
 119
 120 /*
 121  * Store specified sockets on which memory pool to be used by ports
 122  * is allocated.
 123  */
 124 uint8_t port_numa[RTE_MAX_ETHPORTS];
 125
 126 /*
 127  * Store specified sockets on which RX ring to be used by ports
 128  * is allocated.
 129  */
 130 uint8_t rxring_numa[RTE_MAX_ETHPORTS];
 131
 132 /*
 133  * Store specified sockets on which TX ring to be used by ports
 134  * is allocated.
 135  */
 136 uint8_t txring_numa[RTE_MAX_ETHPORTS];
 137
 138 /*
 139  * Record the Ethernet address of peer target ports to which packets are
 140  * forwarded.
 141  * Must be instantiated with the ethernet addresses of peer traffic generator
 142  * ports.
 143  */
 144 struct rte_ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
 145 portid_t nb_peer_eth_addrs = 0;
 146
 147 /*
 148  * Probed Target Environment.
 149  */
 150 struct rte_port *ports;        /**< For all probed ethernet ports. */
 151 portid_t nb_ports;             /**< Number of probed ethernet ports. */
 152 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
 153 lcoreid_t nb_lcores;           /**< Number of probed logical cores. */
 154
 155 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */
 156
 157 /*
 158  * Test Forwarding Configuration.
 159  *    nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
 160  *    nb_fwd_ports  <= nb_cfg_ports  <= nb_ports
 161  */
 162 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
 163 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
 164 portid_t  nb_cfg_ports;  /**< Number of configured ports. */
 165 portid_t  nb_fwd_ports;  /**< Number of forwarding ports. */
 166
 167 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
 168 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS];      /**< Port ids configuration. */
 169
 170 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
 171 streamid_t nb_fwd_streams;       /**< Is equal to (nb_ports * nb_rxq). */
 172
 173 /*
 174  * Forwarding engines.
 175  */
 176 struct fwd_engine * fwd_engines[] = {
 177         &io_fwd_engine,
 178         &mac_fwd_engine,
 179         &mac_swap_engine,
 180         &flow_gen_engine,
 181         &rx_only_engine,
 182         &tx_only_engine,
 183         &csum_fwd_engine,
 184         &icmp_echo_engine,
 185         &noisy_vnf_engine,
 186         &five_tuple_swap_fwd_engine,
 187 #ifdef RTE_LIBRTE_IEEE1588
 188         &ieee1588_fwd_engine,
 189 #endif
 190         &shared_rxq_engine,
 191         NULL,
 192 };
 193
 194 struct rte_mempool *mempools[RTE_MAX_NUMA_NODES * MAX_SEGS_BUFFER_SPLIT];
 195 uint16_t mempool_flags;
 196
 197 struct fwd_config cur_fwd_config;
 198 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
 199 uint32_t retry_enabled;
 200 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US;
 201 uint32_t burst_tx_retry_num = BURST_TX_RETRIES;
 202
 203 uint32_t mbuf_data_size_n = 1; /* Number of specified mbuf sizes. */
 204 uint16_t mbuf_data_size[MAX_SEGS_BUFFER_SPLIT] = {
 205         DEFAULT_MBUF_DATA_SIZE
 206 }; /**< Mbuf data space size. */
 207 uint32_t param_total_num_mbufs = 0;  /**< number of mbufs in all pools - if
 208                                       * specified on command-line. */
 209 uint16_t stats_period; /**< Period to show statistics (disabled by default) */
 210
 211 /** Extended statistics to show. */
 212 struct rte_eth_xstat_name *xstats_display;
 213
 214 unsigned int xstats_display_num; /**< Size of extended statistics to show */
 215
 216 /*
 217  * In container, it cannot terminate the process which running with 'stats-period'
 218  * option. Set flag to exit stats period loop after received SIGINT/SIGTERM.
 219  */
 220 uint8_t f_quit;
 221
 222 /*
 223  * Max Rx frame size, set by '--max-pkt-len' parameter.
 224  */
 225 uint32_t max_rx_pkt_len;
 226
 227 /*
 228  * Configuration of packet segments used to scatter received packets
 229  * if some of split features is configured.
 230  */
 231 uint16_t rx_pkt_seg_lengths[MAX_SEGS_BUFFER_SPLIT];
 232 uint8_t  rx_pkt_nb_segs; /**< Number of segments to split */
 233 uint16_t rx_pkt_seg_offsets[MAX_SEGS_BUFFER_SPLIT];
 234 uint8_t  rx_pkt_nb_offs; /**< Number of specified offsets */
 235
 236 /*
 237  * Configuration of packet segments used by the "txonly" processing engine.
 238  */
 239 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
 240 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
 241         TXONLY_DEF_PACKET_LEN,
 242 };
 243 uint8_t  tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
 244
 245 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF;
 246 /**< Split policy for packets to TX. */
 247
 248 uint8_t txonly_multi_flow;
 249 /**< Whether multiple flows are generated in TXONLY mode. */
 250
 251 uint32_t tx_pkt_times_inter;
 252 /**< Timings for send scheduling in TXONLY mode, time between bursts. */
 253
 254 uint32_t tx_pkt_times_intra;
 255 /**< Timings for send scheduling in TXONLY mode, time between packets. */
 256
 257 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
 258 uint16_t nb_pkt_flowgen_clones; /**< Number of Tx packet clones to send in flowgen mode. */
 259 int nb_flows_flowgen = 1024; /**< Number of flows in flowgen mode. */
 260 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */
 261
 262 /* current configuration is in DCB or not,0 means it is not in DCB mode */
 263 uint8_t dcb_config = 0;
 264
 265 /*
 266  * Configurable number of RX/TX queues.
 267  */
 268 queueid_t nb_hairpinq; /**< Number of hairpin queues per port. */
 269 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
 270 queueid_t nb_txq = 1; /**< Number of TX queues per port. */
 271
 272 /*
 273  * Configurable number of RX/TX ring descriptors.
 274  * Defaults are supplied by drivers via ethdev.
 275  */
 276 #define RTE_TEST_RX_DESC_DEFAULT 0
 277 #define RTE_TEST_TX_DESC_DEFAULT 0
 278 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
 279 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
 280
 281 #define RTE_PMD_PARAM_UNSET -1
 282 /*
 283  * Configurable values of RX and TX ring threshold registers.
 284  */
 285
 286 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET;
 287 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET;
 288 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET;
 289
 290 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET;
 291 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET;
 292 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET;
 293
 294 /*
 295  * Configurable value of RX free threshold.
 296  */
 297 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET;
 298
 299 /*
 300  * Configurable value of RX drop enable.
 301  */
 302 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET;
 303
 304 /*
 305  * Configurable value of TX free threshold.
 306  */
 307 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET;
 308
 309 /*
 310  * Configurable value of TX RS bit threshold.
 311  */
 312 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET;
 313
 314 /*
 315  * Configurable value of buffered packets before sending.
 316  */
 317 uint16_t noisy_tx_sw_bufsz;
 318
 319 /*
 320  * Configurable value of packet buffer timeout.
 321  */
 322 uint16_t noisy_tx_sw_buf_flush_time;
 323
 324 /*
 325  * Configurable value for size of VNF internal memory area
 326  * used for simulating noisy neighbour behaviour
 327  */
 328 uint64_t noisy_lkup_mem_sz;
 329
 330 /*
 331  * Configurable value of number of random writes done in
 332  * VNF simulation memory area.
 333  */
 334 uint64_t noisy_lkup_num_writes;
 335
 336 /*
 337  * Configurable value of number of random reads done in
 338  * VNF simulation memory area.
 339  */
 340 uint64_t noisy_lkup_num_reads;
 341
 342 /*
 343  * Configurable value of number of random reads/writes done in
 344  * VNF simulation memory area.
 345  */
 346 uint64_t noisy_lkup_num_reads_writes;
 347
 348 /*
 349  * Receive Side Scaling (RSS) configuration.
 350  */
 351 uint64_t rss_hf = RTE_ETH_RSS_IP; /* RSS IP by default. */
 352
 353 /*
 354  * Port topology configuration
 355  */
 356 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
 357
 358 /*
 359  * Avoids to flush all the RX streams before starts forwarding.
 360  */
 361 uint8_t no_flush_rx = 0; /* flush by default */
 362
 363 /*
 364  * Flow API isolated mode.
 365  */
 366 uint8_t flow_isolate_all;
 367
 368 /*
 369  * Avoids to check link status when starting/stopping a port.
 370  */
 371 uint8_t no_link_check = 0; /* check by default */
 372
 373 /*
 374  * Don't automatically start all ports in interactive mode.
 375  */
 376 uint8_t no_device_start = 0;
 377
 378 /*
 379  * Enable link status change notification
 380  */
 381 uint8_t lsc_interrupt = 1; /* enabled by default */
 382
 383 /*
 384  * Enable device removal notification.
 385  */
 386 uint8_t rmv_interrupt = 1; /* enabled by default */
 387
 388 uint8_t hot_plug = 0; /**< hotplug disabled by default. */
 389
 390 /* After attach, port setup is called on event or by iterator */
 391 bool setup_on_probe_event = true;
 392
 393 /* Clear ptypes on port initialization. */
 394 uint8_t clear_ptypes = true;
 395
 396 /* Hairpin ports configuration mode. */
 397 uint16_t hairpin_mode;
 398
 399 /* Pretty printing of ethdev events */
 400 static const char * const eth_event_desc[] = {
 401         [RTE_ETH_EVENT_UNKNOWN] = "unknown",
 402         [RTE_ETH_EVENT_INTR_LSC] = "link state change",
 403         [RTE_ETH_EVENT_QUEUE_STATE] = "queue state",
 404         [RTE_ETH_EVENT_INTR_RESET] = "reset",
 405         [RTE_ETH_EVENT_VF_MBOX] = "VF mbox",
 406         [RTE_ETH_EVENT_IPSEC] = "IPsec",
 407         [RTE_ETH_EVENT_MACSEC] = "MACsec",
 408         [RTE_ETH_EVENT_INTR_RMV] = "device removal",
 409         [RTE_ETH_EVENT_NEW] = "device probed",
 410         [RTE_ETH_EVENT_DESTROY] = "device released",
 411         [RTE_ETH_EVENT_FLOW_AGED] = "flow aged",
 412         [RTE_ETH_EVENT_MAX] = NULL,
 413 };
 414
 415 /*
 416  * Display or mask ether events
 417  * Default to all events except VF_MBOX
 418  */
 419 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) |
 420                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) |
 421                             (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) |
 422                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) |
 423                             (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) |
 424                             (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) |
 425                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV) |
 426                             (UINT32_C(1) << RTE_ETH_EVENT_FLOW_AGED);
 427 /*
 428  * Decide if all memory are locked for performance.
 429  */
 430 int do_mlockall = 0;
 431
 432 /*
 433  * NIC bypass mode configuration options.
 434  */
 435
 436 #if defined RTE_NET_IXGBE && defined RTE_LIBRTE_IXGBE_BYPASS
 437 /* The NIC bypass watchdog timeout. */
 438 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF;
 439 #endif
 440
 441
 442 #ifdef RTE_LIB_LATENCYSTATS
 443
 444 /*
 445  * Set when latency stats is enabled in the commandline
 446  */
 447 uint8_t latencystats_enabled;
 448
 449 /*
 450  * Lcore ID to serive latency statistics.
 451  */
 452 lcoreid_t latencystats_lcore_id = -1;
 453
 454 #endif
 455
 456 /*
 457  * Ethernet device configuration.
 458  */
 459 struct rte_eth_rxmode rx_mode;
 460
 461 struct rte_eth_txmode tx_mode = {
 462         .offloads = RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE,
 463 };
 464
 465 struct rte_eth_fdir_conf fdir_conf = {
 466         .mode = RTE_FDIR_MODE_NONE,
 467         .pballoc = RTE_ETH_FDIR_PBALLOC_64K,
 468         .status = RTE_FDIR_REPORT_STATUS,
 469         .mask = {
 470                 .vlan_tci_mask = 0xFFEF,
 471                 .ipv4_mask     = {
 472                         .src_ip = 0xFFFFFFFF,
 473                         .dst_ip = 0xFFFFFFFF,
 474                 },
 475                 .ipv6_mask     = {
 476                         .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 477                         .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 478                 },
 479                 .src_port_mask = 0xFFFF,
 480                 .dst_port_mask = 0xFFFF,
 481                 .mac_addr_byte_mask = 0xFF,
 482                 .tunnel_type_mask = 1,
 483                 .tunnel_id_mask = 0xFFFFFFFF,
 484         },
 485         .drop_queue = 127,
 486 };
 487
 488 volatile int test_done = 1; /* stop packet forwarding when set to 1. */
 489
 490 /*
 491  * Display zero values by default for xstats
 492  */
 493 uint8_t xstats_hide_zero;
 494
 495 /*
 496  * Measure of CPU cycles disabled by default
 497  */
 498 uint8_t record_core_cycles;
 499
 500 /*
 501  * Display of RX and TX bursts disabled by default
 502  */
 503 uint8_t record_burst_stats;
 504
 505 /*
 506  * Number of ports per shared Rx queue group, 0 disable.
 507  */
 508 uint32_t rxq_share;
 509
 510 unsigned int num_sockets = 0;
 511 unsigned int socket_ids[RTE_MAX_NUMA_NODES];
 512
 513 #ifdef RTE_LIB_BITRATESTATS
 514 /* Bitrate statistics */
 515 struct rte_stats_bitrates *bitrate_data;
 516 lcoreid_t bitrate_lcore_id;
 517 uint8_t bitrate_enabled;
 518 #endif
 519
 520 struct gro_status gro_ports[RTE_MAX_ETHPORTS];
 521 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES;
 522
 523 /*
 524  * hexadecimal bitmask of RX mq mode can be enabled.
 525  */
 526 enum rte_eth_rx_mq_mode rx_mq_mode = RTE_ETH_MQ_RX_VMDQ_DCB_RSS;
 527
 528 /*
 529  * Used to set forced link speed
 530  */
 531 uint32_t eth_link_speed;
 532
 533 /*
 534  * ID of the current process in multi-process, used to
 535  * configure the queues to be polled.
 536  */
 537 int proc_id;
 538
 539 /*
 540  * Number of processes in multi-process, used to
 541  * configure the queues to be polled.
 542  */
 543 unsigned int num_procs = 1;
 544
 545 static void
 546 eth_rx_metadata_negotiate_mp(uint16_t port_id)
 547 {
 548         uint64_t rx_meta_features = 0;
 549         int ret;
 550
 551         if (!is_proc_primary())
 552                 return;
 553
 554         rx_meta_features |= RTE_ETH_RX_METADATA_USER_FLAG;
 555         rx_meta_features |= RTE_ETH_RX_METADATA_USER_MARK;
 556         rx_meta_features |= RTE_ETH_RX_METADATA_TUNNEL_ID;
 557
 558         ret = rte_eth_rx_metadata_negotiate(port_id, &rx_meta_features);
 559         if (ret == 0) {
 560                 if (!(rx_meta_features & RTE_ETH_RX_METADATA_USER_FLAG)) {
 561                         TESTPMD_LOG(DEBUG, "Flow action FLAG will not affect Rx mbufs on port %u\n",
 562                                     port_id);
 563                 }
 564
 565                 if (!(rx_meta_features & RTE_ETH_RX_METADATA_USER_MARK)) {
 566                         TESTPMD_LOG(DEBUG, "Flow action MARK will not affect Rx mbufs on port %u\n",
 567                                     port_id);
 568                 }
 569
 570                 if (!(rx_meta_features & RTE_ETH_RX_METADATA_TUNNEL_ID)) {
 571                         TESTPMD_LOG(DEBUG, "Flow tunnel offload support might be limited or unavailable on port %u\n",
 572                                     port_id);
 573                 }
 574         } else if (ret != -ENOTSUP) {
 575                 rte_exit(EXIT_FAILURE, "Error when negotiating Rx meta features on port %u: %s\n",
 576                          port_id, rte_strerror(-ret));
 577         }
 578 }
 579
 580 static void
 581 flow_pick_transfer_proxy_mp(uint16_t port_id)
 582 {
 583         struct rte_port *port = &ports[port_id];
 584         int ret;
 585
 586         port->flow_transfer_proxy = port_id;
 587
 588         if (!is_proc_primary())
 589                 return;
 590
 591         ret = rte_flow_pick_transfer_proxy(port_id, &port->flow_transfer_proxy,
 592                                            NULL);
 593         if (ret != 0) {
 594                 fprintf(stderr, "Error picking flow transfer proxy for port %u: %s - ignore\n",
 595                         port_id, rte_strerror(-ret));
 596         }
 597 }
 598
 599 static int
 600 eth_dev_configure_mp(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 601                       const struct rte_eth_conf *dev_conf)
 602 {
 603         if (is_proc_primary())
 604                 return rte_eth_dev_configure(port_id, nb_rx_q, nb_tx_q,
 605                                         dev_conf);
 606         return 0;
 607 }
 608
 609 static int
 610 eth_dev_start_mp(uint16_t port_id)
 611 {
 612         if (is_proc_primary())
 613                 return rte_eth_dev_start(port_id);
 614
 615         return 0;
 616 }
 617
 618 static int
 619 eth_dev_stop_mp(uint16_t port_id)
 620 {
 621         if (is_proc_primary())
 622                 return rte_eth_dev_stop(port_id);
 623
 624         return 0;
 625 }
 626
 627 static void
 628 mempool_free_mp(struct rte_mempool *mp)
 629 {
 630         if (is_proc_primary())
 631                 rte_mempool_free(mp);
 632 }
 633
 634 static int
 635 eth_dev_set_mtu_mp(uint16_t port_id, uint16_t mtu)
 636 {
 637         if (is_proc_primary())
 638                 return rte_eth_dev_set_mtu(port_id, mtu);
 639
 640         return 0;
 641 }
 642
 643 /* Forward function declarations */
 644 static void setup_attached_port(portid_t pi);
 645 static void check_all_ports_link_status(uint32_t port_mask);
 646 static int eth_event_callback(portid_t port_id,
 647                               enum rte_eth_event_type type,
 648                               void *param, void *ret_param);
 649 static void dev_event_callback(const char *device_name,
 650                                 enum rte_dev_event_type type,
 651                                 void *param);
 652 static void fill_xstats_display_info(void);
 653
 654 /*
 655  * Check if all the ports are started.
 656  * If yes, return positive value. If not, return zero.
 657  */
 658 static int all_ports_started(void);
 659
 660 struct gso_status gso_ports[RTE_MAX_ETHPORTS];
 661 uint16_t gso_max_segment_size = RTE_ETHER_MAX_LEN - RTE_ETHER_CRC_LEN;
 662
 663 /* Holds the registered mbuf dynamic flags names. */
 664 char dynf_names[64][RTE_MBUF_DYN_NAMESIZE];
 665
 666
 667 /*
 668  * Helper function to check if socket is already discovered.
 669  * If yes, return positive value. If not, return zero.
 670  */
 671 int
 672 new_socket_id(unsigned int socket_id)
 673 {
 674         unsigned int i;
 675
 676         for (i = 0; i < num_sockets; i++) {
 677                 if (socket_ids[i] == socket_id)
 678                         return 0;
 679         }
 680         return 1;
 681 }
 682
 683 /*
 684  * Setup default configuration.
 685  */
 686 static void
 687 set_default_fwd_lcores_config(void)
 688 {
 689         unsigned int i;
 690         unsigned int nb_lc;
 691         unsigned int sock_num;
 692
 693         nb_lc = 0;
 694         for (i = 0; i < RTE_MAX_LCORE; i++) {
 695                 if (!rte_lcore_is_enabled(i))
 696                         continue;
 697                 sock_num = rte_lcore_to_socket_id(i);
 698                 if (new_socket_id(sock_num)) {
 699                         if (num_sockets >= RTE_MAX_NUMA_NODES) {
 700                                 rte_exit(EXIT_FAILURE,
 701                                          "Total sockets greater than %u\n",
 702                                          RTE_MAX_NUMA_NODES);
 703                         }
 704                         socket_ids[num_sockets++] = sock_num;
 705                 }
 706                 if (i == rte_get_main_lcore())
 707                         continue;
 708                 fwd_lcores_cpuids[nb_lc++] = i;
 709         }
 710         nb_lcores = (lcoreid_t) nb_lc;
 711         nb_cfg_lcores = nb_lcores;
 712         nb_fwd_lcores = 1;
 713 }
 714
 715 static void
 716 set_def_peer_eth_addrs(void)
 717 {
 718         portid_t i;
 719
 720         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 721                 peer_eth_addrs[i].addr_bytes[0] = RTE_ETHER_LOCAL_ADMIN_ADDR;
 722                 peer_eth_addrs[i].addr_bytes[5] = i;
 723         }
 724 }
 725
 726 static void
 727 set_default_fwd_ports_config(void)
 728 {
 729         portid_t pt_id;
 730         int i = 0;
 731
 732         RTE_ETH_FOREACH_DEV(pt_id) {
 733                 fwd_ports_ids[i++] = pt_id;
 734
 735                 /* Update sockets info according to the attached device */
 736                 int socket_id = rte_eth_dev_socket_id(pt_id);
 737                 if (socket_id >= 0 && new_socket_id(socket_id)) {
 738                         if (num_sockets >= RTE_MAX_NUMA_NODES) {
 739                                 rte_exit(EXIT_FAILURE,
 740                                          "Total sockets greater than %u\n",
 741                                          RTE_MAX_NUMA_NODES);
 742                         }
 743                         socket_ids[num_sockets++] = socket_id;
 744                 }
 745         }
 746
 747         nb_cfg_ports = nb_ports;
 748         nb_fwd_ports = nb_ports;
 749 }
 750
 751 void
 752 set_def_fwd_config(void)
 753 {
 754         set_default_fwd_lcores_config();
 755         set_def_peer_eth_addrs();
 756         set_default_fwd_ports_config();
 757 }
 758
 759 #ifndef RTE_EXEC_ENV_WINDOWS
 760 /* extremely pessimistic estimation of memory required to create a mempool */
 761 static int
 762 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out)
 763 {
 764         unsigned int n_pages, mbuf_per_pg, leftover;
 765         uint64_t total_mem, mbuf_mem, obj_sz;
 766
 767         /* there is no good way to predict how much space the mempool will
 768          * occupy because it will allocate chunks on the fly, and some of those
 769          * will come from default DPDK memory while some will come from our
 770          * external memory, so just assume 128MB will be enough for everyone.
 771          */
 772         uint64_t hdr_mem = 128 << 20;
 773
 774         /* account for possible non-contiguousness */
 775         obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL);
 776         if (obj_sz > pgsz) {
 777                 TESTPMD_LOG(ERR, "Object size is bigger than page size\n");
 778                 return -1;
 779         }
 780
 781         mbuf_per_pg = pgsz / obj_sz;
 782         leftover = (nb_mbufs % mbuf_per_pg) > 0;
 783         n_pages = (nb_mbufs / mbuf_per_pg) + leftover;
 784
 785         mbuf_mem = n_pages * pgsz;
 786
 787         total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz);
 788
 789         if (total_mem > SIZE_MAX) {
 790                 TESTPMD_LOG(ERR, "Memory size too big\n");
 791                 return -1;
 792         }
 793         *out = (size_t)total_mem;
 794
 795         return 0;
 796 }
 797
 798 static int
 799 pagesz_flags(uint64_t page_sz)
 800 {
 801         /* as per mmap() manpage, all page sizes are log2 of page size
 802          * shifted by MAP_HUGE_SHIFT
 803          */
 804         int log2 = rte_log2_u64(page_sz);
 805
 806         return (log2 << HUGE_SHIFT);
 807 }
 808
 809 static void *
 810 alloc_mem(size_t memsz, size_t pgsz, bool huge)
 811 {
 812         void *addr;
 813         int flags;
 814
 815         /* allocate anonymous hugepages */
 816         flags = MAP_ANONYMOUS | MAP_PRIVATE;
 817         if (huge)
 818                 flags |= HUGE_FLAG | pagesz_flags(pgsz);
 819
 820         addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0);
 821         if (addr == MAP_FAILED)
 822                 return NULL;
 823
 824         return addr;
 825 }
 826
 827 struct extmem_param {
 828         void *addr;
 829         size_t len;
 830         size_t pgsz;
 831         rte_iova_t *iova_table;
 832         unsigned int iova_table_len;
 833 };
 834
 835 static int
 836 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param,
 837                 bool huge)
 838 {
 839         uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */
 840                         RTE_PGSIZE_16M, RTE_PGSIZE_16G};    /* POWER */
 841         unsigned int cur_page, n_pages, pgsz_idx;
 842         size_t mem_sz, cur_pgsz;
 843         rte_iova_t *iovas = NULL;
 844         void *addr;
 845         int ret;
 846
 847         for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) {
 848                 /* skip anything that is too big */
 849                 if (pgsizes[pgsz_idx] > SIZE_MAX)
 850                         continue;
 851
 852                 cur_pgsz = pgsizes[pgsz_idx];
 853
 854                 /* if we were told not to allocate hugepages, override */
 855                 if (!huge)
 856                         cur_pgsz = sysconf(_SC_PAGESIZE);
 857
 858                 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz);
 859                 if (ret < 0) {
 860                         TESTPMD_LOG(ERR, "Cannot calculate memory size\n");
 861                         return -1;
 862                 }
 863
 864                 /* allocate our memory */
 865                 addr = alloc_mem(mem_sz, cur_pgsz, huge);
 866
 867                 /* if we couldn't allocate memory with a specified page size,
 868                  * that doesn't mean we can't do it with other page sizes, so
 869                  * try another one.
 870                  */
 871                 if (addr == NULL)
 872                         continue;
 873
 874                 /* store IOVA addresses for every page in this memory area */
 875                 n_pages = mem_sz / cur_pgsz;
 876
 877                 iovas = malloc(sizeof(*iovas) * n_pages);
 878
 879                 if (iovas == NULL) {
 880                         TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n");
 881                         goto fail;
 882                 }
 883                 /* lock memory if it's not huge pages */
 884                 if (!huge)
 885                         mlock(addr, mem_sz);
 886
 887                 /* populate IOVA addresses */
 888                 for (cur_page = 0; cur_page < n_pages; cur_page++) {
 889                         rte_iova_t iova;
 890                         size_t offset;
 891                         void *cur;
 892
 893                         offset = cur_pgsz * cur_page;
 894                         cur = RTE_PTR_ADD(addr, offset);
 895
 896                         /* touch the page before getting its IOVA */
 897                         *(volatile char *)cur = 0;
 898
 899                         iova = rte_mem_virt2iova(cur);
 900
 901                         iovas[cur_page] = iova;
 902                 }
 903
 904                 break;
 905         }
 906         /* if we couldn't allocate anything */
 907         if (iovas == NULL)
 908                 return -1;
 909
 910         param->addr = addr;
 911         param->len = mem_sz;
 912         param->pgsz = cur_pgsz;
 913         param->iova_table = iovas;
 914         param->iova_table_len = n_pages;
 915
 916         return 0;
 917 fail:
 918         if (iovas)
 919                 free(iovas);
 920         if (addr)
 921                 munmap(addr, mem_sz);
 922
 923         return -1;
 924 }
 925
 926 static int
 927 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge)
 928 {
 929         struct extmem_param param;
 930         int socket_id, ret;
 931
 932         memset(&param, 0, sizeof(param));
 933
 934         /* check if our heap exists */
 935         socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME);
 936         if (socket_id < 0) {
 937                 /* create our heap */
 938                 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME);
 939                 if (ret < 0) {
 940                         TESTPMD_LOG(ERR, "Cannot create heap\n");
 941                         return -1;
 942                 }
 943         }
 944
 945         ret = create_extmem(nb_mbufs, mbuf_sz, &param, huge);
 946         if (ret < 0) {
 947                 TESTPMD_LOG(ERR, "Cannot create memory area\n");
 948                 return -1;
 949         }
 950
 951         /* we now have a valid memory area, so add it to heap */
 952         ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME,
 953                         param.addr, param.len, param.iova_table,
 954                         param.iova_table_len, param.pgsz);
 955
 956         /* when using VFIO, memory is automatically mapped for DMA by EAL */
 957
 958         /* not needed any more */
 959         free(param.iova_table);
 960
 961         if (ret < 0) {
 962                 TESTPMD_LOG(ERR, "Cannot add memory to heap\n");
 963                 munmap(param.addr, param.len);
 964                 return -1;
 965         }
 966
 967         /* success */
 968
 969         TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n",
 970                         param.len >> 20);
 971
 972         return 0;
 973 }
 974 static void
 975 dma_unmap_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused,
 976              struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused)
 977 {
 978         uint16_t pid = 0;
 979         int ret;
 980
 981         RTE_ETH_FOREACH_DEV(pid) {
 982                 struct rte_eth_dev_info dev_info;
 983
 984                 ret = eth_dev_info_get_print_err(pid, &dev_info);
 985                 if (ret != 0) {
 986                         TESTPMD_LOG(DEBUG,
 987                                     "unable to get device info for port %d on addr 0x%p,"
 988                                     "mempool unmapping will not be performed\n",
 989                                     pid, memhdr->addr);
 990                         continue;
 991                 }
 992
 993                 ret = rte_dev_dma_unmap(dev_info.device, memhdr->addr, 0, memhdr->len);
 994                 if (ret) {
 995                         TESTPMD_LOG(DEBUG,
 996                                     "unable to DMA unmap addr 0x%p "
 997                                     "for device %s\n",
 998                                     memhdr->addr, dev_info.device->name);
 999                 }
1000         }
1001         ret = rte_extmem_unregister(memhdr->addr, memhdr->len);
1002         if (ret) {
1003                 TESTPMD_LOG(DEBUG,
1004                             "unable to un-register addr 0x%p\n", memhdr->addr);
1005         }
1006 }
1007
1008 static void
1009 dma_map_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused,
1010            struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused)
1011 {
1012         uint16_t pid = 0;
1013         size_t page_size = sysconf(_SC_PAGESIZE);
1014         int ret;
1015
1016         ret = rte_extmem_register(memhdr->addr, memhdr->len, NULL, 0,
1017                                   page_size);
1018         if (ret) {
1019                 TESTPMD_LOG(DEBUG,
1020                             "unable to register addr 0x%p\n", memhdr->addr);
1021                 return;
1022         }
1023         RTE_ETH_FOREACH_DEV(pid) {
1024                 struct rte_eth_dev_info dev_info;
1025
1026                 ret = eth_dev_info_get_print_err(pid, &dev_info);
1027                 if (ret != 0) {
1028                         TESTPMD_LOG(DEBUG,
1029                                     "unable to get device info for port %d on addr 0x%p,"
1030                                     "mempool mapping will not be performed\n",
1031                                     pid, memhdr->addr);
1032                         continue;
1033                 }
1034                 ret = rte_dev_dma_map(dev_info.device, memhdr->addr, 0, memhdr->len);
1035                 if (ret) {
1036                         TESTPMD_LOG(DEBUG,
1037                                     "unable to DMA map addr 0x%p "
1038                                     "for device %s\n",
1039                                     memhdr->addr, dev_info.device->name);
1040                 }
1041         }
1042 }
1043 #endif
1044
1045 static unsigned int
1046 setup_extbuf(uint32_t nb_mbufs, uint16_t mbuf_sz, unsigned int socket_id,
1047             char *pool_name, struct rte_pktmbuf_extmem **ext_mem)
1048 {
1049         struct rte_pktmbuf_extmem *xmem;
1050         unsigned int ext_num, zone_num, elt_num;
1051         uint16_t elt_size;
1052
1053         elt_size = RTE_ALIGN_CEIL(mbuf_sz, RTE_CACHE_LINE_SIZE);
1054         elt_num = EXTBUF_ZONE_SIZE / elt_size;
1055         zone_num = (nb_mbufs + elt_num - 1) / elt_num;
1056
1057         xmem = malloc(sizeof(struct rte_pktmbuf_extmem) * zone_num);
1058         if (xmem == NULL) {
1059                 TESTPMD_LOG(ERR, "Cannot allocate memory for "
1060                                  "external buffer descriptors\n");
1061                 *ext_mem = NULL;
1062                 return 0;
1063         }
1064         for (ext_num = 0; ext_num < zone_num; ext_num++) {
1065                 struct rte_pktmbuf_extmem *xseg = xmem + ext_num;
1066                 const struct rte_memzone *mz;
1067                 char mz_name[RTE_MEMZONE_NAMESIZE];
1068                 int ret;
1069
1070                 ret = snprintf(mz_name, sizeof(mz_name),
1071                         RTE_MEMPOOL_MZ_FORMAT "_xb_%u", pool_name, ext_num);
1072                 if (ret < 0 || ret >= (int)sizeof(mz_name)) {
1073                         errno = ENAMETOOLONG;
1074                         ext_num = 0;
1075                         break;
1076                 }
1077                 mz = rte_memzone_reserve_aligned(mz_name, EXTBUF_ZONE_SIZE,
1078                                                  socket_id,
1079                                                  RTE_MEMZONE_IOVA_CONTIG |
1080                                                  RTE_MEMZONE_1GB |
1081                                                  RTE_MEMZONE_SIZE_HINT_ONLY,
1082                                                  EXTBUF_ZONE_SIZE);
1083                 if (mz == NULL) {
1084                         /*
1085                          * The caller exits on external buffer creation
1086                          * error, so there is no need to free memzones.
1087                          */
1088                         errno = ENOMEM;
1089                         ext_num = 0;
1090                         break;
1091                 }
1092                 xseg->buf_ptr = mz->addr;
1093                 xseg->buf_iova = mz->iova;
1094                 xseg->buf_len = EXTBUF_ZONE_SIZE;
1095                 xseg->elt_size = elt_size;
1096         }
1097         if (ext_num == 0 && xmem != NULL) {
1098                 free(xmem);
1099                 xmem = NULL;
1100         }
1101         *ext_mem = xmem;
1102         return ext_num;
1103 }
1104
1105 /*
1106  * Configuration initialisation done once at init time.
1107  */
1108 static struct rte_mempool *
1109 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
1110                  unsigned int socket_id, uint16_t size_idx)
1111 {
1112         char pool_name[RTE_MEMPOOL_NAMESIZE];
1113         struct rte_mempool *rte_mp = NULL;
1114 #ifndef RTE_EXEC_ENV_WINDOWS
1115         uint32_t mb_size;
1116
1117         mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size;
1118 #endif
1119         mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name), size_idx);
1120         if (!is_proc_primary()) {
1121                 rte_mp = rte_mempool_lookup(pool_name);
1122                 if (rte_mp == NULL)
1123                         rte_exit(EXIT_FAILURE,
1124                                 "Get mbuf pool for socket %u failed: %s\n",
1125                                 socket_id, rte_strerror(rte_errno));
1126                 return rte_mp;
1127         }
1128
1129         TESTPMD_LOG(INFO,
1130                 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n",
1131                 pool_name, nb_mbuf, mbuf_seg_size, socket_id);
1132
1133         switch (mp_alloc_type) {
1134         case MP_ALLOC_NATIVE:
1135                 {
1136                         /* wrapper to rte_mempool_create() */
1137                         TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
1138                                         rte_mbuf_best_mempool_ops());
1139                         rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
1140                                 mb_mempool_cache, 0, mbuf_seg_size, socket_id);
1141                         break;
1142                 }
1143 #ifndef RTE_EXEC_ENV_WINDOWS
1144         case MP_ALLOC_ANON:
1145                 {
1146                         rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf,
1147                                 mb_size, (unsigned int) mb_mempool_cache,
1148                                 sizeof(struct rte_pktmbuf_pool_private),
1149                                 socket_id, mempool_flags);
1150                         if (rte_mp == NULL)
1151                                 goto err;
1152
1153                         if (rte_mempool_populate_anon(rte_mp) == 0) {
1154                                 rte_mempool_free(rte_mp);
1155                                 rte_mp = NULL;
1156                                 goto err;
1157                         }
1158                         rte_pktmbuf_pool_init(rte_mp, NULL);
1159                         rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL);
1160                         rte_mempool_mem_iter(rte_mp, dma_map_cb, NULL);
1161                         break;
1162                 }
1163         case MP_ALLOC_XMEM:
1164         case MP_ALLOC_XMEM_HUGE:
1165                 {
1166                         int heap_socket;
1167                         bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE;
1168
1169                         if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0)
1170                                 rte_exit(EXIT_FAILURE, "Could not create external memory\n");
1171
1172                         heap_socket =
1173                                 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME);
1174                         if (heap_socket < 0)
1175                                 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n");
1176
1177                         TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
1178                                         rte_mbuf_best_mempool_ops());
1179                         rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
1180                                         mb_mempool_cache, 0, mbuf_seg_size,
1181                                         heap_socket);
1182                         break;
1183                 }
1184 #endif
1185         case MP_ALLOC_XBUF:
1186                 {
1187                         struct rte_pktmbuf_extmem *ext_mem;
1188                         unsigned int ext_num;
1189
1190                         ext_num = setup_extbuf(nb_mbuf, mbuf_seg_size,
1191                                                socket_id, pool_name, &ext_mem);
1192                         if (ext_num == 0)
1193                                 rte_exit(EXIT_FAILURE,
1194                                          "Can't create pinned data buffers\n");
1195
1196                         TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
1197                                         rte_mbuf_best_mempool_ops());
1198                         rte_mp = rte_pktmbuf_pool_create_extbuf
1199                                         (pool_name, nb_mbuf, mb_mempool_cache,
1200                                          0, mbuf_seg_size, socket_id,
1201                                          ext_mem, ext_num);
1202                         free(ext_mem);
1203                         break;
1204                 }
1205         default:
1206                 {
1207                         rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n");
1208                 }
1209         }
1210
1211 #ifndef RTE_EXEC_ENV_WINDOWS
1212 err:
1213 #endif
1214         if (rte_mp == NULL) {
1215                 rte_exit(EXIT_FAILURE,
1216                         "Creation of mbuf pool for socket %u failed: %s\n",
1217                         socket_id, rte_strerror(rte_errno));
1218         } else if (verbose_level > 0) {
1219                 rte_mempool_dump(stdout, rte_mp);
1220         }
1221         return rte_mp;
1222 }
1223
1224 /*
1225  * Check given socket id is valid or not with NUMA mode,
1226  * if valid, return 0, else return -1
1227  */
1228 static int
1229 check_socket_id(const unsigned int socket_id)
1230 {
1231         static int warning_once = 0;
1232
1233         if (new_socket_id(socket_id)) {
1234                 if (!warning_once && numa_support)
1235                         fprintf(stderr,
1236                                 "Warning: NUMA should be configured manually by using --port-numa-config and --ring-numa-config parameters along with --numa.\n");
1237                 warning_once = 1;
1238                 return -1;
1239         }
1240         return 0;
1241 }
1242
1243 /*
1244  * Get the allowed maximum number of RX queues.
1245  * *pid return the port id which has minimal value of
1246  * max_rx_queues in all ports.
1247  */
1248 queueid_t
1249 get_allowed_max_nb_rxq(portid_t *pid)
1250 {
1251         queueid_t allowed_max_rxq = RTE_MAX_QUEUES_PER_PORT;
1252         bool max_rxq_valid = false;
1253         portid_t pi;
1254         struct rte_eth_dev_info dev_info;
1255
1256         RTE_ETH_FOREACH_DEV(pi) {
1257                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1258                         continue;
1259
1260                 max_rxq_valid = true;
1261                 if (dev_info.max_rx_queues < allowed_max_rxq) {
1262                         allowed_max_rxq = dev_info.max_rx_queues;
1263                         *pid = pi;
1264                 }
1265         }
1266         return max_rxq_valid ? allowed_max_rxq : 0;
1267 }
1268
1269 /*
1270  * Check input rxq is valid or not.
1271  * If input rxq is not greater than any of maximum number
1272  * of RX queues of all ports, it is valid.
1273  * if valid, return 0, else return -1
1274  */
1275 int
1276 check_nb_rxq(queueid_t rxq)
1277 {
1278         queueid_t allowed_max_rxq;
1279         portid_t pid = 0;
1280
1281         allowed_max_rxq = get_allowed_max_nb_rxq(&pid);
1282         if (rxq > allowed_max_rxq) {
1283                 fprintf(stderr,
1284                         "Fail: input rxq (%u) can't be greater than max_rx_queues (%u) of port %u\n",
1285                         rxq, allowed_max_rxq, pid);
1286                 return -1;
1287         }
1288         return 0;
1289 }
1290
1291 /*
1292  * Get the allowed maximum number of TX queues.
1293  * *pid return the port id which has minimal value of
1294  * max_tx_queues in all ports.
1295  */
1296 queueid_t
1297 get_allowed_max_nb_txq(portid_t *pid)
1298 {
1299         queueid_t allowed_max_txq = RTE_MAX_QUEUES_PER_PORT;
1300         bool max_txq_valid = false;
1301         portid_t pi;
1302         struct rte_eth_dev_info dev_info;
1303
1304         RTE_ETH_FOREACH_DEV(pi) {
1305                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1306                         continue;
1307
1308                 max_txq_valid = true;
1309                 if (dev_info.max_tx_queues < allowed_max_txq) {
1310                         allowed_max_txq = dev_info.max_tx_queues;
1311                         *pid = pi;
1312                 }
1313         }
1314         return max_txq_valid ? allowed_max_txq : 0;
1315 }
1316
1317 /*
1318  * Check input txq is valid or not.
1319  * If input txq is not greater than any of maximum number
1320  * of TX queues of all ports, it is valid.
1321  * if valid, return 0, else return -1
1322  */
1323 int
1324 check_nb_txq(queueid_t txq)
1325 {
1326         queueid_t allowed_max_txq;
1327         portid_t pid = 0;
1328
1329         allowed_max_txq = get_allowed_max_nb_txq(&pid);
1330         if (txq > allowed_max_txq) {
1331                 fprintf(stderr,
1332                         "Fail: input txq (%u) can't be greater than max_tx_queues (%u) of port %u\n",
1333                         txq, allowed_max_txq, pid);
1334                 return -1;
1335         }
1336         return 0;
1337 }
1338
1339 /*
1340  * Get the allowed maximum number of RXDs of every rx queue.
1341  * *pid return the port id which has minimal value of
1342  * max_rxd in all queues of all ports.
1343  */
1344 static uint16_t
1345 get_allowed_max_nb_rxd(portid_t *pid)
1346 {
1347         uint16_t allowed_max_rxd = UINT16_MAX;
1348         portid_t pi;
1349         struct rte_eth_dev_info dev_info;
1350
1351         RTE_ETH_FOREACH_DEV(pi) {
1352                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1353                         continue;
1354
1355                 if (dev_info.rx_desc_lim.nb_max < allowed_max_rxd) {
1356                         allowed_max_rxd = dev_info.rx_desc_lim.nb_max;
1357                         *pid = pi;
1358                 }
1359         }
1360         return allowed_max_rxd;
1361 }
1362
1363 /*
1364  * Get the allowed minimal number of RXDs of every rx queue.
1365  * *pid return the port id which has minimal value of
1366  * min_rxd in all queues of all ports.
1367  */
1368 static uint16_t
1369 get_allowed_min_nb_rxd(portid_t *pid)
1370 {
1371         uint16_t allowed_min_rxd = 0;
1372         portid_t pi;
1373         struct rte_eth_dev_info dev_info;
1374
1375         RTE_ETH_FOREACH_DEV(pi) {
1376                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1377                         continue;
1378
1379                 if (dev_info.rx_desc_lim.nb_min > allowed_min_rxd) {
1380                         allowed_min_rxd = dev_info.rx_desc_lim.nb_min;
1381                         *pid = pi;
1382                 }
1383         }
1384
1385         return allowed_min_rxd;
1386 }
1387
1388 /*
1389  * Check input rxd is valid or not.
1390  * If input rxd is not greater than any of maximum number
1391  * of RXDs of every Rx queues and is not less than any of
1392  * minimal number of RXDs of every Rx queues, it is valid.
1393  * if valid, return 0, else return -1
1394  */
1395 int
1396 check_nb_rxd(queueid_t rxd)
1397 {
1398         uint16_t allowed_max_rxd;
1399         uint16_t allowed_min_rxd;
1400         portid_t pid = 0;
1401
1402         allowed_max_rxd = get_allowed_max_nb_rxd(&pid);
1403         if (rxd > allowed_max_rxd) {
1404                 fprintf(stderr,
1405                         "Fail: input rxd (%u) can't be greater than max_rxds (%u) of port %u\n",
1406                         rxd, allowed_max_rxd, pid);
1407                 return -1;
1408         }
1409
1410         allowed_min_rxd = get_allowed_min_nb_rxd(&pid);
1411         if (rxd < allowed_min_rxd) {
1412                 fprintf(stderr,
1413                         "Fail: input rxd (%u) can't be less than min_rxds (%u) of port %u\n",
1414                         rxd, allowed_min_rxd, pid);
1415                 return -1;
1416         }
1417
1418         return 0;
1419 }
1420
1421 /*
1422  * Get the allowed maximum number of TXDs of every rx queues.
1423  * *pid return the port id which has minimal value of
1424  * max_txd in every tx queue.
1425  */
1426 static uint16_t
1427 get_allowed_max_nb_txd(portid_t *pid)
1428 {
1429         uint16_t allowed_max_txd = UINT16_MAX;
1430         portid_t pi;
1431         struct rte_eth_dev_info dev_info;
1432
1433         RTE_ETH_FOREACH_DEV(pi) {
1434                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1435                         continue;
1436
1437                 if (dev_info.tx_desc_lim.nb_max < allowed_max_txd) {
1438                         allowed_max_txd = dev_info.tx_desc_lim.nb_max;
1439                         *pid = pi;
1440                 }
1441         }
1442         return allowed_max_txd;
1443 }
1444
1445 /*
1446  * Get the allowed maximum number of TXDs of every tx queues.
1447  * *pid return the port id which has minimal value of
1448  * min_txd in every tx queue.
1449  */
1450 static uint16_t
1451 get_allowed_min_nb_txd(portid_t *pid)
1452 {
1453         uint16_t allowed_min_txd = 0;
1454         portid_t pi;
1455         struct rte_eth_dev_info dev_info;
1456
1457         RTE_ETH_FOREACH_DEV(pi) {
1458                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1459                         continue;
1460
1461                 if (dev_info.tx_desc_lim.nb_min > allowed_min_txd) {
1462                         allowed_min_txd = dev_info.tx_desc_lim.nb_min;
1463                         *pid = pi;
1464                 }
1465         }
1466
1467         return allowed_min_txd;
1468 }
1469
1470 /*
1471  * Check input txd is valid or not.
1472  * If input txd is not greater than any of maximum number
1473  * of TXDs of every Rx queues, it is valid.
1474  * if valid, return 0, else return -1
1475  */
1476 int
1477 check_nb_txd(queueid_t txd)
1478 {
1479         uint16_t allowed_max_txd;
1480         uint16_t allowed_min_txd;
1481         portid_t pid = 0;
1482
1483         allowed_max_txd = get_allowed_max_nb_txd(&pid);
1484         if (txd > allowed_max_txd) {
1485                 fprintf(stderr,
1486                         "Fail: input txd (%u) can't be greater than max_txds (%u) of port %u\n",
1487                         txd, allowed_max_txd, pid);
1488                 return -1;
1489         }
1490
1491         allowed_min_txd = get_allowed_min_nb_txd(&pid);
1492         if (txd < allowed_min_txd) {
1493                 fprintf(stderr,
1494                         "Fail: input txd (%u) can't be less than min_txds (%u) of port %u\n",
1495                         txd, allowed_min_txd, pid);
1496                 return -1;
1497         }
1498         return 0;
1499 }
1500
1501
1502 /*
1503  * Get the allowed maximum number of hairpin queues.
1504  * *pid return the port id which has minimal value of
1505  * max_hairpin_queues in all ports.
1506  */
1507 queueid_t
1508 get_allowed_max_nb_hairpinq(portid_t *pid)
1509 {
1510         queueid_t allowed_max_hairpinq = RTE_MAX_QUEUES_PER_PORT;
1511         portid_t pi;
1512         struct rte_eth_hairpin_cap cap;
1513
1514         RTE_ETH_FOREACH_DEV(pi) {
1515                 if (rte_eth_dev_hairpin_capability_get(pi, &cap) != 0) {
1516                         *pid = pi;
1517                         return 0;
1518                 }
1519                 if (cap.max_nb_queues < allowed_max_hairpinq) {
1520                         allowed_max_hairpinq = cap.max_nb_queues;
1521                         *pid = pi;
1522                 }
1523         }
1524         return allowed_max_hairpinq;
1525 }
1526
1527 /*
1528  * Check input hairpin is valid or not.
1529  * If input hairpin is not greater than any of maximum number
1530  * of hairpin queues of all ports, it is valid.
1531  * if valid, return 0, else return -1
1532  */
1533 int
1534 check_nb_hairpinq(queueid_t hairpinq)
1535 {
1536         queueid_t allowed_max_hairpinq;
1537         portid_t pid = 0;
1538
1539         allowed_max_hairpinq = get_allowed_max_nb_hairpinq(&pid);
1540         if (hairpinq > allowed_max_hairpinq) {
1541                 fprintf(stderr,
1542                         "Fail: input hairpin (%u) can't be greater than max_hairpin_queues (%u) of port %u\n",
1543                         hairpinq, allowed_max_hairpinq, pid);
1544                 return -1;
1545         }
1546         return 0;
1547 }
1548
1549 static int
1550 get_eth_overhead(struct rte_eth_dev_info *dev_info)
1551 {
1552         uint32_t eth_overhead;
1553
1554         if (dev_info->max_mtu != UINT16_MAX &&
1555             dev_info->max_rx_pktlen > dev_info->max_mtu)
1556                 eth_overhead = dev_info->max_rx_pktlen - dev_info->max_mtu;
1557         else
1558                 eth_overhead = RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
1559
1560         return eth_overhead;
1561 }
1562
1563 static void
1564 init_config_port_offloads(portid_t pid, uint32_t socket_id)
1565 {
1566         struct rte_port *port = &ports[pid];
1567         int ret;
1568         int i;
1569
1570         eth_rx_metadata_negotiate_mp(pid);
1571         flow_pick_transfer_proxy_mp(pid);
1572
1573         port->dev_conf.txmode = tx_mode;
1574         port->dev_conf.rxmode = rx_mode;
1575
1576         ret = eth_dev_info_get_print_err(pid, &port->dev_info);
1577         if (ret != 0)
1578                 rte_exit(EXIT_FAILURE, "rte_eth_dev_info_get() failed\n");
1579
1580         if (!(port->dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE))
1581                 port->dev_conf.txmode.offloads &=
1582                         ~RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
1583
1584         /* Apply Rx offloads configuration */
1585         for (i = 0; i < port->dev_info.max_rx_queues; i++)
1586                 port->rx_conf[i].offloads = port->dev_conf.rxmode.offloads;
1587         /* Apply Tx offloads configuration */
1588         for (i = 0; i < port->dev_info.max_tx_queues; i++)
1589                 port->tx_conf[i].offloads = port->dev_conf.txmode.offloads;
1590
1591         if (eth_link_speed)
1592                 port->dev_conf.link_speeds = eth_link_speed;
1593
1594         if (max_rx_pkt_len)
1595                 port->dev_conf.rxmode.mtu = max_rx_pkt_len -
1596                         get_eth_overhead(&port->dev_info);
1597
1598         /* set flag to initialize port/queue */
1599         port->need_reconfig = 1;
1600         port->need_reconfig_queues = 1;
1601         port->socket_id = socket_id;
1602         port->tx_metadata = 0;
1603
1604         /*
1605          * Check for maximum number of segments per MTU.
1606          * Accordingly update the mbuf data size.
1607          */
1608         if (port->dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX &&
1609             port->dev_info.rx_desc_lim.nb_mtu_seg_max != 0) {
1610                 uint32_t eth_overhead = get_eth_overhead(&port->dev_info);
1611                 uint16_t mtu;
1612
1613                 if (rte_eth_dev_get_mtu(pid, &mtu) == 0) {
1614                         uint16_t data_size = (mtu + eth_overhead) /
1615                                 port->dev_info.rx_desc_lim.nb_mtu_seg_max;
1616                         uint16_t buffer_size = data_size + RTE_PKTMBUF_HEADROOM;
1617
1618                         if (buffer_size > mbuf_data_size[0]) {
1619                                 mbuf_data_size[0] = buffer_size;
1620                                 TESTPMD_LOG(WARNING,
1621                                         "Configured mbuf size of the first segment %hu\n",
1622                                         mbuf_data_size[0]);
1623                         }
1624                 }
1625         }
1626 }
1627
1628 static void
1629 init_config(void)
1630 {
1631         portid_t pid;
1632         struct rte_mempool *mbp;
1633         unsigned int nb_mbuf_per_pool;
1634         lcoreid_t  lc_id;
1635         struct rte_gro_param gro_param;
1636         uint32_t gso_types;
1637
1638         /* Configuration of logical cores. */
1639         fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
1640                                 sizeof(struct fwd_lcore *) * nb_lcores,
1641                                 RTE_CACHE_LINE_SIZE);
1642         if (fwd_lcores == NULL) {
1643                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) "
1644                                                         "failed\n", nb_lcores);
1645         }
1646         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1647                 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
1648                                                sizeof(struct fwd_lcore),
1649                                                RTE_CACHE_LINE_SIZE);
1650                 if (fwd_lcores[lc_id] == NULL) {
1651                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) "
1652                                                                 "failed\n");
1653                 }
1654                 fwd_lcores[lc_id]->cpuid_idx = lc_id;
1655         }
1656
1657         RTE_ETH_FOREACH_DEV(pid) {
1658                 uint32_t socket_id;
1659
1660                 if (numa_support) {
1661                         socket_id = port_numa[pid];
1662                         if (port_numa[pid] == NUMA_NO_CONFIG) {
1663                                 socket_id = rte_eth_dev_socket_id(pid);
1664
1665                                 /*
1666                                  * if socket_id is invalid,
1667                                  * set to the first available socket.
1668                                  */
1669                                 if (check_socket_id(socket_id) < 0)
1670                                         socket_id = socket_ids[0];
1671                         }
1672                 } else {
1673                         socket_id = (socket_num == UMA_NO_CONFIG) ?
1674                                     0 : socket_num;
1675                 }
1676                 /* Apply default TxRx configuration for all ports */
1677                 init_config_port_offloads(pid, socket_id);
1678         }
1679         /*
1680          * Create pools of mbuf.
1681          * If NUMA support is disabled, create a single pool of mbuf in
1682          * socket 0 memory by default.
1683          * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
1684          *
1685          * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
1686          * nb_txd can be configured at run time.
1687          */
1688         if (param_total_num_mbufs)
1689                 nb_mbuf_per_pool = param_total_num_mbufs;
1690         else {
1691                 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX +
1692                         (nb_lcores * mb_mempool_cache) +
1693                         RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
1694                 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS;
1695         }
1696
1697         if (numa_support) {
1698                 uint8_t i, j;
1699
1700                 for (i = 0; i < num_sockets; i++)
1701                         for (j = 0; j < mbuf_data_size_n; j++)
1702                                 mempools[i * MAX_SEGS_BUFFER_SPLIT + j] =
1703                                         mbuf_pool_create(mbuf_data_size[j],
1704                                                           nb_mbuf_per_pool,
1705                                                           socket_ids[i], j);
1706         } else {
1707                 uint8_t i;
1708
1709                 for (i = 0; i < mbuf_data_size_n; i++)
1710                         mempools[i] = mbuf_pool_create
1711                                         (mbuf_data_size[i],
1712                                          nb_mbuf_per_pool,
1713                                          socket_num == UMA_NO_CONFIG ?
1714                                          0 : socket_num, i);
1715         }
1716
1717         init_port_config();
1718
1719         gso_types = RTE_ETH_TX_OFFLOAD_TCP_TSO | RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO |
1720                 RTE_ETH_TX_OFFLOAD_GRE_TNL_TSO | RTE_ETH_TX_OFFLOAD_UDP_TSO;
1721         /*
1722          * Records which Mbuf pool to use by each logical core, if needed.
1723          */
1724         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1725                 mbp = mbuf_pool_find(
1726                         rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]), 0);
1727
1728                 if (mbp == NULL)
1729                         mbp = mbuf_pool_find(0, 0);
1730                 fwd_lcores[lc_id]->mbp = mbp;
1731                 /* initialize GSO context */
1732                 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp;
1733                 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp;
1734                 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types;
1735                 fwd_lcores[lc_id]->gso_ctx.gso_size = RTE_ETHER_MAX_LEN -
1736                         RTE_ETHER_CRC_LEN;
1737                 fwd_lcores[lc_id]->gso_ctx.flag = 0;
1738         }
1739
1740         fwd_config_setup();
1741
1742         /* create a gro context for each lcore */
1743         gro_param.gro_types = RTE_GRO_TCP_IPV4;
1744         gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES;
1745         gro_param.max_item_per_flow = MAX_PKT_BURST;
1746         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1747                 gro_param.socket_id = rte_lcore_to_socket_id(
1748                                 fwd_lcores_cpuids[lc_id]);
1749                 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param);
1750                 if (fwd_lcores[lc_id]->gro_ctx == NULL) {
1751                         rte_exit(EXIT_FAILURE,
1752                                         "rte_gro_ctx_create() failed\n");
1753                 }
1754         }
1755 }
1756
1757
1758 void
1759 reconfig(portid_t new_port_id, unsigned socket_id)
1760 {
1761         /* Reconfiguration of Ethernet ports. */
1762         init_config_port_offloads(new_port_id, socket_id);
1763         init_port_config();
1764 }
1765
1766
1767 int
1768 init_fwd_streams(void)
1769 {
1770         portid_t pid;
1771         struct rte_port *port;
1772         streamid_t sm_id, nb_fwd_streams_new;
1773         queueid_t q;
1774
1775         /* set socket id according to numa or not */
1776         RTE_ETH_FOREACH_DEV(pid) {
1777                 port = &ports[pid];
1778                 if (nb_rxq > port->dev_info.max_rx_queues) {
1779                         fprintf(stderr,
1780                                 "Fail: nb_rxq(%d) is greater than max_rx_queues(%d)\n",
1781                                 nb_rxq, port->dev_info.max_rx_queues);
1782                         return -1;
1783                 }
1784                 if (nb_txq > port->dev_info.max_tx_queues) {
1785                         fprintf(stderr,
1786                                 "Fail: nb_txq(%d) is greater than max_tx_queues(%d)\n",
1787                                 nb_txq, port->dev_info.max_tx_queues);
1788                         return -1;
1789                 }
1790                 if (numa_support) {
1791                         if (port_numa[pid] != NUMA_NO_CONFIG)
1792                                 port->socket_id = port_numa[pid];
1793                         else {
1794                                 port->socket_id = rte_eth_dev_socket_id(pid);
1795
1796                                 /*
1797                                  * if socket_id is invalid,
1798                                  * set to the first available socket.
1799                                  */
1800                                 if (check_socket_id(port->socket_id) < 0)
1801                                         port->socket_id = socket_ids[0];
1802                         }
1803                 }
1804                 else {
1805                         if (socket_num == UMA_NO_CONFIG)
1806                                 port->socket_id = 0;
1807                         else
1808                                 port->socket_id = socket_num;
1809                 }
1810         }
1811
1812         q = RTE_MAX(nb_rxq, nb_txq);
1813         if (q == 0) {
1814                 fprintf(stderr,
1815                         "Fail: Cannot allocate fwd streams as number of queues is 0\n");
1816                 return -1;
1817         }
1818         nb_fwd_streams_new = (streamid_t)(nb_ports * q);
1819         if (nb_fwd_streams_new == nb_fwd_streams)
1820                 return 0;
1821         /* clear the old */
1822         if (fwd_streams != NULL) {
1823                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
1824                         if (fwd_streams[sm_id] == NULL)
1825                                 continue;
1826                         rte_free(fwd_streams[sm_id]);
1827                         fwd_streams[sm_id] = NULL;
1828                 }
1829                 rte_free(fwd_streams);
1830                 fwd_streams = NULL;
1831         }
1832
1833         /* init new */
1834         nb_fwd_streams = nb_fwd_streams_new;
1835         if (nb_fwd_streams) {
1836                 fwd_streams = rte_zmalloc("testpmd: fwd_streams",
1837                         sizeof(struct fwd_stream *) * nb_fwd_streams,
1838                         RTE_CACHE_LINE_SIZE);
1839                 if (fwd_streams == NULL)
1840                         rte_exit(EXIT_FAILURE, "rte_zmalloc(%d"
1841                                  " (struct fwd_stream *)) failed\n",
1842                                  nb_fwd_streams);
1843
1844                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
1845                         fwd_streams[sm_id] = rte_zmalloc("testpmd:"
1846                                 " struct fwd_stream", sizeof(struct fwd_stream),
1847                                 RTE_CACHE_LINE_SIZE);
1848                         if (fwd_streams[sm_id] == NULL)
1849                                 rte_exit(EXIT_FAILURE, "rte_zmalloc"
1850                                          "(struct fwd_stream) failed\n");
1851                 }
1852         }
1853
1854         return 0;
1855 }
1856
1857 static void
1858 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
1859 {
1860         uint64_t total_burst, sburst;
1861         uint64_t nb_burst;
1862         uint64_t burst_stats[4];
1863         uint16_t pktnb_stats[4];
1864         uint16_t nb_pkt;
1865         int burst_percent[4], sburstp;
1866         int i;
1867
1868         /*
1869          * First compute the total number of packet bursts and the
1870          * two highest numbers of bursts of the same number of packets.
1871          */
1872         memset(&burst_stats, 0x0, sizeof(burst_stats));
1873         memset(&pktnb_stats, 0x0, sizeof(pktnb_stats));
1874
1875         /* Show stats for 0 burst size always */
1876         total_burst = pbs->pkt_burst_spread[0];
1877         burst_stats[0] = pbs->pkt_burst_spread[0];
1878         pktnb_stats[0] = 0;
1879
1880         /* Find the next 2 burst sizes with highest occurrences. */
1881         for (nb_pkt = 1; nb_pkt < MAX_PKT_BURST + 1; nb_pkt++) {
1882                 nb_burst = pbs->pkt_burst_spread[nb_pkt];
1883
1884                 if (nb_burst == 0)
1885                         continue;
1886
1887                 total_burst += nb_burst;
1888
1889                 if (nb_burst > burst_stats[1]) {
1890                         burst_stats[2] = burst_stats[1];
1891                         pktnb_stats[2] = pktnb_stats[1];
1892                         burst_stats[1] = nb_burst;
1893                         pktnb_stats[1] = nb_pkt;
1894                 } else if (nb_burst > burst_stats[2]) {
1895                         burst_stats[2] = nb_burst;
1896                         pktnb_stats[2] = nb_pkt;
1897                 }
1898         }
1899         if (total_burst == 0)
1900                 return;
1901
1902         printf("  %s-bursts : %"PRIu64" [", rx_tx, total_burst);
1903         for (i = 0, sburst = 0, sburstp = 0; i < 4; i++) {
1904                 if (i == 3) {
1905                         printf("%d%% of other]\n", 100 - sburstp);
1906                         return;
1907                 }
1908
1909                 sburst += burst_stats[i];
1910                 if (sburst == total_burst) {
1911                         printf("%d%% of %d pkts]\n",
1912                                 100 - sburstp, (int) pktnb_stats[i]);
1913                         return;
1914                 }
1915
1916                 burst_percent[i] =
1917                         (double)burst_stats[i] / total_burst * 100;
1918                 printf("%d%% of %d pkts + ",
1919                         burst_percent[i], (int) pktnb_stats[i]);
1920                 sburstp += burst_percent[i];
1921         }
1922 }
1923
1924 static void
1925 fwd_stream_stats_display(streamid_t stream_id)
1926 {
1927         struct fwd_stream *fs;
1928         static const char *fwd_top_stats_border = "-------";
1929
1930         fs = fwd_streams[stream_id];
1931         if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
1932             (fs->fwd_dropped == 0))
1933                 return;
1934         printf("\n  %s Forward Stats for RX Port=%2d/Queue=%2d -> "
1935                "TX Port=%2d/Queue=%2d %s\n",
1936                fwd_top_stats_border, fs->rx_port, fs->rx_queue,
1937                fs->tx_port, fs->tx_queue, fwd_top_stats_border);
1938         printf("  RX-packets: %-14"PRIu64" TX-packets: %-14"PRIu64
1939                " TX-dropped: %-14"PRIu64,
1940                fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
1941
1942         /* if checksum mode */
1943         if (cur_fwd_eng == &csum_fwd_engine) {
1944                 printf("  RX- bad IP checksum: %-14"PRIu64
1945                        "  Rx- bad L4 checksum: %-14"PRIu64
1946                        " Rx- bad outer L4 checksum: %-14"PRIu64"\n",
1947                         fs->rx_bad_ip_csum, fs->rx_bad_l4_csum,
1948                         fs->rx_bad_outer_l4_csum);
1949                 printf(" RX- bad outer IP checksum: %-14"PRIu64"\n",
1950                         fs->rx_bad_outer_ip_csum);
1951         } else {
1952                 printf("\n");
1953         }
1954
1955         if (record_burst_stats) {
1956                 pkt_burst_stats_display("RX", &fs->rx_burst_stats);
1957                 pkt_burst_stats_display("TX", &fs->tx_burst_stats);
1958         }
1959 }
1960
1961 void
1962 fwd_stats_display(void)
1963 {
1964         static const char *fwd_stats_border = "----------------------";
1965         static const char *acc_stats_border = "+++++++++++++++";
1966         struct {
1967                 struct fwd_stream *rx_stream;
1968                 struct fwd_stream *tx_stream;
1969                 uint64_t tx_dropped;
1970                 uint64_t rx_bad_ip_csum;
1971                 uint64_t rx_bad_l4_csum;
1972                 uint64_t rx_bad_outer_l4_csum;
1973                 uint64_t rx_bad_outer_ip_csum;
1974         } ports_stats[RTE_MAX_ETHPORTS];
1975         uint64_t total_rx_dropped = 0;
1976         uint64_t total_tx_dropped = 0;
1977         uint64_t total_rx_nombuf = 0;
1978         struct rte_eth_stats stats;
1979         uint64_t fwd_cycles = 0;
1980         uint64_t total_recv = 0;
1981         uint64_t total_xmit = 0;
1982         struct rte_port *port;
1983         streamid_t sm_id;
1984         portid_t pt_id;
1985         int i;
1986
1987         memset(ports_stats, 0, sizeof(ports_stats));
1988
1989         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1990                 struct fwd_stream *fs = fwd_streams[sm_id];
1991
1992                 if (cur_fwd_config.nb_fwd_streams >
1993                     cur_fwd_config.nb_fwd_ports) {
1994                         fwd_stream_stats_display(sm_id);
1995                 } else {
1996                         ports_stats[fs->tx_port].tx_stream = fs;
1997                         ports_stats[fs->rx_port].rx_stream = fs;
1998                 }
1999
2000                 ports_stats[fs->tx_port].tx_dropped += fs->fwd_dropped;
2001
2002                 ports_stats[fs->rx_port].rx_bad_ip_csum += fs->rx_bad_ip_csum;
2003                 ports_stats[fs->rx_port].rx_bad_l4_csum += fs->rx_bad_l4_csum;
2004                 ports_stats[fs->rx_port].rx_bad_outer_l4_csum +=
2005                                 fs->rx_bad_outer_l4_csum;
2006                 ports_stats[fs->rx_port].rx_bad_outer_ip_csum +=
2007                                 fs->rx_bad_outer_ip_csum;
2008
2009                 if (record_core_cycles)
2010                         fwd_cycles += fs->core_cycles;
2011         }
2012         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2013                 pt_id = fwd_ports_ids[i];
2014                 port = &ports[pt_id];
2015
2016                 rte_eth_stats_get(pt_id, &stats);
2017                 stats.ipackets -= port->stats.ipackets;
2018                 stats.opackets -= port->stats.opackets;
2019                 stats.ibytes -= port->stats.ibytes;
2020                 stats.obytes -= port->stats.obytes;
2021                 stats.imissed -= port->stats.imissed;
2022                 stats.oerrors -= port->stats.oerrors;
2023                 stats.rx_nombuf -= port->stats.rx_nombuf;
2024
2025                 total_recv += stats.ipackets;
2026                 total_xmit += stats.opackets;
2027                 total_rx_dropped += stats.imissed;
2028                 total_tx_dropped += ports_stats[pt_id].tx_dropped;
2029                 total_tx_dropped += stats.oerrors;
2030                 total_rx_nombuf  += stats.rx_nombuf;
2031
2032                 printf("\n  %s Forward statistics for port %-2d %s\n",
2033                        fwd_stats_border, pt_id, fwd_stats_border);
2034
2035                 printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64
2036                        "RX-total: %-"PRIu64"\n", stats.ipackets, stats.imissed,
2037                        stats.ipackets + stats.imissed);
2038
2039                 if (cur_fwd_eng == &csum_fwd_engine) {
2040                         printf("  Bad-ipcsum: %-14"PRIu64
2041                                " Bad-l4csum: %-14"PRIu64
2042                                "Bad-outer-l4csum: %-14"PRIu64"\n",
2043                                ports_stats[pt_id].rx_bad_ip_csum,
2044                                ports_stats[pt_id].rx_bad_l4_csum,
2045                                ports_stats[pt_id].rx_bad_outer_l4_csum);
2046                         printf("  Bad-outer-ipcsum: %-14"PRIu64"\n",
2047                                ports_stats[pt_id].rx_bad_outer_ip_csum);
2048                 }
2049                 if (stats.ierrors + stats.rx_nombuf > 0) {
2050                         printf("  RX-error: %-"PRIu64"\n", stats.ierrors);
2051                         printf("  RX-nombufs: %-14"PRIu64"\n", stats.rx_nombuf);
2052                 }
2053
2054                 printf("  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64
2055                        "TX-total: %-"PRIu64"\n",
2056                        stats.opackets, ports_stats[pt_id].tx_dropped,
2057                        stats.opackets + ports_stats[pt_id].tx_dropped);
2058
2059                 if (record_burst_stats) {
2060                         if (ports_stats[pt_id].rx_stream)
2061                                 pkt_burst_stats_display("RX",
2062                                         &ports_stats[pt_id].rx_stream->rx_burst_stats);
2063                         if (ports_stats[pt_id].tx_stream)
2064                                 pkt_burst_stats_display("TX",
2065                                 &ports_stats[pt_id].tx_stream->tx_burst_stats);
2066                 }
2067
2068                 printf("  %s--------------------------------%s\n",
2069                        fwd_stats_border, fwd_stats_border);
2070         }
2071
2072         printf("\n  %s Accumulated forward statistics for all ports"
2073                "%s\n",
2074                acc_stats_border, acc_stats_border);
2075         printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
2076                "%-"PRIu64"\n"
2077                "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
2078                "%-"PRIu64"\n",
2079                total_recv, total_rx_dropped, total_recv + total_rx_dropped,
2080                total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
2081         if (total_rx_nombuf > 0)
2082                 printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
2083         printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
2084                "%s\n",
2085                acc_stats_border, acc_stats_border);
2086         if (record_core_cycles) {
2087 #define CYC_PER_MHZ 1E6
2088                 if (total_recv > 0 || total_xmit > 0) {
2089                         uint64_t total_pkts = 0;
2090                         if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 ||
2091                             strcmp(cur_fwd_eng->fwd_mode_name, "flowgen") == 0)
2092                                 total_pkts = total_xmit;
2093                         else
2094                                 total_pkts = total_recv;
2095
2096                         printf("\n  CPU cycles/packet=%.2F (total cycles="
2097                                "%"PRIu64" / total %s packets=%"PRIu64") at %"PRIu64
2098                                " MHz Clock\n",
2099                                (double) fwd_cycles / total_pkts,
2100                                fwd_cycles, cur_fwd_eng->fwd_mode_name, total_pkts,
2101                                (uint64_t)(rte_get_tsc_hz() / CYC_PER_MHZ));
2102                 }
2103         }
2104 }
2105
2106 void
2107 fwd_stats_reset(void)
2108 {
2109         streamid_t sm_id;
2110         portid_t pt_id;
2111         int i;
2112
2113         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2114                 pt_id = fwd_ports_ids[i];
2115                 rte_eth_stats_get(pt_id, &ports[pt_id].stats);
2116         }
2117         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
2118                 struct fwd_stream *fs = fwd_streams[sm_id];
2119
2120                 fs->rx_packets = 0;
2121                 fs->tx_packets = 0;
2122                 fs->fwd_dropped = 0;
2123                 fs->rx_bad_ip_csum = 0;
2124                 fs->rx_bad_l4_csum = 0;
2125                 fs->rx_bad_outer_l4_csum = 0;
2126                 fs->rx_bad_outer_ip_csum = 0;
2127
2128                 memset(&fs->rx_burst_stats, 0, sizeof(fs->rx_burst_stats));
2129                 memset(&fs->tx_burst_stats, 0, sizeof(fs->tx_burst_stats));
2130                 fs->core_cycles = 0;
2131         }
2132 }
2133
2134 static void
2135 flush_fwd_rx_queues(void)
2136 {
2137         struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
2138         portid_t  rxp;
2139         portid_t port_id;
2140         queueid_t rxq;
2141         uint16_t  nb_rx;
2142         uint16_t  i;
2143         uint8_t   j;
2144         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
2145         uint64_t timer_period;
2146
2147         if (num_procs > 1) {
2148                 printf("multi-process not support for flushing fwd Rx queues, skip the below lines and return.\n");
2149                 return;
2150         }
2151
2152         /* convert to number of cycles */
2153         timer_period = rte_get_timer_hz(); /* 1 second timeout */
2154
2155         for (j = 0; j < 2; j++) {
2156                 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
2157                         for (rxq = 0; rxq < nb_rxq; rxq++) {
2158                                 port_id = fwd_ports_ids[rxp];
2159                                 /**
2160                                 * testpmd can stuck in the below do while loop
2161                                 * if rte_eth_rx_burst() always returns nonzero
2162                                 * packets. So timer is added to exit this loop
2163                                 * after 1sec timer expiry.
2164                                 */
2165                                 prev_tsc = rte_rdtsc();
2166                                 do {
2167                                         nb_rx = rte_eth_rx_burst(port_id, rxq,
2168                                                 pkts_burst, MAX_PKT_BURST);
2169                                         for (i = 0; i < nb_rx; i++)
2170                                                 rte_pktmbuf_free(pkts_burst[i]);
2171
2172                                         cur_tsc = rte_rdtsc();
2173                                         diff_tsc = cur_tsc - prev_tsc;
2174                                         timer_tsc += diff_tsc;
2175                                 } while ((nb_rx > 0) &&
2176                                         (timer_tsc < timer_period));
2177                                 timer_tsc = 0;
2178                         }
2179                 }
2180                 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
2181         }
2182 }
2183
2184 static void
2185 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
2186 {
2187         struct fwd_stream **fsm;
2188         streamid_t nb_fs;
2189         streamid_t sm_id;
2190 #ifdef RTE_LIB_BITRATESTATS
2191         uint64_t tics_per_1sec;
2192         uint64_t tics_datum;
2193         uint64_t tics_current;
2194         uint16_t i, cnt_ports;
2195
2196         cnt_ports = nb_ports;
2197         tics_datum = rte_rdtsc();
2198         tics_per_1sec = rte_get_timer_hz();
2199 #endif
2200         fsm = &fwd_streams[fc->stream_idx];
2201         nb_fs = fc->stream_nb;
2202         do {
2203                 for (sm_id = 0; sm_id < nb_fs; sm_id++)
2204                         (*pkt_fwd)(fsm[sm_id]);
2205 #ifdef RTE_LIB_BITRATESTATS
2206                 if (bitrate_enabled != 0 &&
2207                                 bitrate_lcore_id == rte_lcore_id()) {
2208                         tics_current = rte_rdtsc();
2209                         if (tics_current - tics_datum >= tics_per_1sec) {
2210                                 /* Periodic bitrate calculation */
2211                                 for (i = 0; i < cnt_ports; i++)
2212                                         rte_stats_bitrate_calc(bitrate_data,
2213                                                 ports_ids[i]);
2214                                 tics_datum = tics_current;
2215                         }
2216                 }
2217 #endif
2218 #ifdef RTE_LIB_LATENCYSTATS
2219                 if (latencystats_enabled != 0 &&
2220                                 latencystats_lcore_id == rte_lcore_id())
2221                         rte_latencystats_update();
2222 #endif
2223
2224         } while (! fc->stopped);
2225 }
2226
2227 static int
2228 start_pkt_forward_on_core(void *fwd_arg)
2229 {
2230         run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
2231                              cur_fwd_config.fwd_eng->packet_fwd);
2232         return 0;
2233 }
2234
2235 /*
2236  * Run the TXONLY packet forwarding engine to send a single burst of packets.
2237  * Used to start communication flows in network loopback test configurations.
2238  */
2239 static int
2240 run_one_txonly_burst_on_core(void *fwd_arg)
2241 {
2242         struct fwd_lcore *fwd_lc;
2243         struct fwd_lcore tmp_lcore;
2244
2245         fwd_lc = (struct fwd_lcore *) fwd_arg;
2246         tmp_lcore = *fwd_lc;
2247         tmp_lcore.stopped = 1;
2248         run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
2249         return 0;
2250 }
2251
2252 /*
2253  * Launch packet forwarding:
2254  *     - Setup per-port forwarding context.
2255  *     - launch logical cores with their forwarding configuration.
2256  */
2257 static void
2258 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
2259 {
2260         unsigned int i;
2261         unsigned int lc_id;
2262         int diag;
2263
2264         for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
2265                 lc_id = fwd_lcores_cpuids[i];
2266                 if ((interactive == 0) || (lc_id != rte_lcore_id())) {
2267                         fwd_lcores[i]->stopped = 0;
2268                         diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
2269                                                      fwd_lcores[i], lc_id);
2270                         if (diag != 0)
2271                                 fprintf(stderr,
2272                                         "launch lcore %u failed - diag=%d\n",
2273                                         lc_id, diag);
2274                 }
2275         }
2276 }
2277
2278 /*
2279  * Launch packet forwarding configuration.
2280  */
2281 void
2282 start_packet_forwarding(int with_tx_first)
2283 {
2284         port_fwd_begin_t port_fwd_begin;
2285         port_fwd_end_t  port_fwd_end;
2286         unsigned int i;
2287
2288         if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq)
2289                 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n");
2290
2291         if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq)
2292                 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n");
2293
2294         if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 &&
2295                 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) &&
2296                 (!nb_rxq || !nb_txq))
2297                 rte_exit(EXIT_FAILURE,
2298                         "Either rxq or txq are 0, cannot use %s fwd mode\n",
2299                         cur_fwd_eng->fwd_mode_name);
2300
2301         if (all_ports_started() == 0) {
2302                 fprintf(stderr, "Not all ports were started\n");
2303                 return;
2304         }
2305         if (test_done == 0) {
2306                 fprintf(stderr, "Packet forwarding already started\n");
2307                 return;
2308         }
2309
2310         fwd_config_setup();
2311
2312         pkt_fwd_config_display(&cur_fwd_config);
2313         if (!pkt_fwd_shared_rxq_check())
2314                 return;
2315
2316         port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
2317         if (port_fwd_begin != NULL) {
2318                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2319                         if (port_fwd_begin(fwd_ports_ids[i])) {
2320                                 fprintf(stderr,
2321                                         "Packet forwarding is not ready\n");
2322                                 return;
2323                         }
2324                 }
2325         }
2326
2327         if (with_tx_first) {
2328                 port_fwd_begin = tx_only_engine.port_fwd_begin;
2329                 if (port_fwd_begin != NULL) {
2330                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2331                                 if (port_fwd_begin(fwd_ports_ids[i])) {
2332                                         fprintf(stderr,
2333                                                 "Packet forwarding is not ready\n");
2334                                         return;
2335                                 }
2336                         }
2337                 }
2338         }
2339
2340         test_done = 0;
2341
2342         if(!no_flush_rx)
2343                 flush_fwd_rx_queues();
2344
2345         rxtx_config_display();
2346
2347         fwd_stats_reset();
2348         if (with_tx_first) {
2349                 while (with_tx_first--) {
2350                         launch_packet_forwarding(
2351                                         run_one_txonly_burst_on_core);
2352                         rte_eal_mp_wait_lcore();
2353                 }
2354                 port_fwd_end = tx_only_engine.port_fwd_end;
2355                 if (port_fwd_end != NULL) {
2356                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
2357                                 (*port_fwd_end)(fwd_ports_ids[i]);
2358                 }
2359         }
2360         launch_packet_forwarding(start_pkt_forward_on_core);
2361 }
2362
2363 void
2364 stop_packet_forwarding(void)
2365 {
2366         port_fwd_end_t port_fwd_end;
2367         lcoreid_t lc_id;
2368         portid_t pt_id;
2369         int i;
2370
2371         if (test_done) {
2372                 fprintf(stderr, "Packet forwarding not started\n");
2373                 return;
2374         }
2375         printf("Telling cores to stop...");
2376         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
2377                 fwd_lcores[lc_id]->stopped = 1;
2378         printf("\nWaiting for lcores to finish...\n");
2379         rte_eal_mp_wait_lcore();
2380         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
2381         if (port_fwd_end != NULL) {
2382                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2383                         pt_id = fwd_ports_ids[i];
2384                         (*port_fwd_end)(pt_id);
2385                 }
2386         }
2387
2388         fwd_stats_display();
2389
2390         printf("\nDone.\n");
2391         test_done = 1;
2392 }
2393
2394 void
2395 dev_set_link_up(portid_t pid)
2396 {
2397         if (rte_eth_dev_set_link_up(pid) < 0)
2398                 fprintf(stderr, "\nSet link up fail.\n");
2399 }
2400
2401 void
2402 dev_set_link_down(portid_t pid)
2403 {
2404         if (rte_eth_dev_set_link_down(pid) < 0)
2405                 fprintf(stderr, "\nSet link down fail.\n");
2406 }
2407
2408 static int
2409 all_ports_started(void)
2410 {
2411         portid_t pi;
2412         struct rte_port *port;
2413
2414         RTE_ETH_FOREACH_DEV(pi) {
2415                 port = &ports[pi];
2416                 /* Check if there is a port which is not started */
2417                 if ((port->port_status != RTE_PORT_STARTED) &&
2418                         (port->slave_flag == 0))
2419                         return 0;
2420         }
2421
2422         /* No port is not started */
2423         return 1;
2424 }
2425
2426 int
2427 port_is_stopped(portid_t port_id)
2428 {
2429         struct rte_port *port = &ports[port_id];
2430
2431         if ((port->port_status != RTE_PORT_STOPPED) &&
2432             (port->slave_flag == 0))
2433                 return 0;
2434         return 1;
2435 }
2436
2437 int
2438 all_ports_stopped(void)
2439 {
2440         portid_t pi;
2441
2442         RTE_ETH_FOREACH_DEV(pi) {
2443                 if (!port_is_stopped(pi))
2444                         return 0;
2445         }
2446
2447         return 1;
2448 }
2449
2450 int
2451 port_is_started(portid_t port_id)
2452 {
2453         if (port_id_is_invalid(port_id, ENABLED_WARN))
2454                 return 0;
2455
2456         if (ports[port_id].port_status != RTE_PORT_STARTED)
2457                 return 0;
2458
2459         return 1;
2460 }
2461
2462 /* Configure the Rx and Tx hairpin queues for the selected port. */
2463 static int
2464 setup_hairpin_queues(portid_t pi, portid_t p_pi, uint16_t cnt_pi)
2465 {
2466         queueid_t qi;
2467         struct rte_eth_hairpin_conf hairpin_conf = {
2468                 .peer_count = 1,
2469         };
2470         int i;
2471         int diag;
2472         struct rte_port *port = &ports[pi];
2473         uint16_t peer_rx_port = pi;
2474         uint16_t peer_tx_port = pi;
2475         uint32_t manual = 1;
2476         uint32_t tx_exp = hairpin_mode & 0x10;
2477
2478         if (!(hairpin_mode & 0xf)) {
2479                 peer_rx_port = pi;
2480                 peer_tx_port = pi;
2481                 manual = 0;
2482         } else if (hairpin_mode & 0x1) {
2483                 peer_tx_port = rte_eth_find_next_owned_by(pi + 1,
2484                                                        RTE_ETH_DEV_NO_OWNER);
2485                 if (peer_tx_port >= RTE_MAX_ETHPORTS)
2486                         peer_tx_port = rte_eth_find_next_owned_by(0,
2487                                                 RTE_ETH_DEV_NO_OWNER);
2488                 if (p_pi != RTE_MAX_ETHPORTS) {
2489                         peer_rx_port = p_pi;
2490                 } else {
2491                         uint16_t next_pi;
2492
2493                         /* Last port will be the peer RX port of the first. */
2494                         RTE_ETH_FOREACH_DEV(next_pi)
2495                                 peer_rx_port = next_pi;
2496                 }
2497                 manual = 1;
2498         } else if (hairpin_mode & 0x2) {
2499                 if (cnt_pi & 0x1) {
2500                         peer_rx_port = p_pi;
2501                 } else {
2502                         peer_rx_port = rte_eth_find_next_owned_by(pi + 1,
2503                                                 RTE_ETH_DEV_NO_OWNER);
2504                         if (peer_rx_port >= RTE_MAX_ETHPORTS)
2505                                 peer_rx_port = pi;
2506                 }
2507                 peer_tx_port = peer_rx_port;
2508                 manual = 1;
2509         }
2510
2511         for (qi = nb_txq, i = 0; qi < nb_hairpinq + nb_txq; qi++) {
2512                 hairpin_conf.peers[0].port = peer_rx_port;
2513                 hairpin_conf.peers[0].queue = i + nb_rxq;
2514                 hairpin_conf.manual_bind = !!manual;
2515                 hairpin_conf.tx_explicit = !!tx_exp;
2516                 diag = rte_eth_tx_hairpin_queue_setup
2517                         (pi, qi, nb_txd, &hairpin_conf);
2518                 i++;
2519                 if (diag == 0)
2520                         continue;
2521
2522                 /* Fail to setup rx queue, return */
2523                 if (port->port_status == RTE_PORT_HANDLING)
2524                         port->port_status = RTE_PORT_STOPPED;
2525                 else
2526                         fprintf(stderr,
2527                                 "Port %d can not be set back to stopped\n", pi);
2528                 fprintf(stderr, "Fail to configure port %d hairpin queues\n",
2529                         pi);
2530                 /* try to reconfigure queues next time */
2531                 port->need_reconfig_queues = 1;
2532                 return -1;
2533         }
2534         for (qi = nb_rxq, i = 0; qi < nb_hairpinq + nb_rxq; qi++) {
2535                 hairpin_conf.peers[0].port = peer_tx_port;
2536                 hairpin_conf.peers[0].queue = i + nb_txq;
2537                 hairpin_conf.manual_bind = !!manual;
2538                 hairpin_conf.tx_explicit = !!tx_exp;
2539                 diag = rte_eth_rx_hairpin_queue_setup
2540                         (pi, qi, nb_rxd, &hairpin_conf);
2541                 i++;
2542                 if (diag == 0)
2543                         continue;
2544
2545                 /* Fail to setup rx queue, return */
2546                 if (port->port_status == RTE_PORT_HANDLING)
2547                         port->port_status = RTE_PORT_STOPPED;
2548                 else
2549                         fprintf(stderr,
2550                                 "Port %d can not be set back to stopped\n", pi);
2551                 fprintf(stderr, "Fail to configure port %d hairpin queues\n",
2552                         pi);
2553                 /* try to reconfigure queues next time */
2554                 port->need_reconfig_queues = 1;
2555                 return -1;
2556         }
2557         return 0;
2558 }
2559
2560 /* Configure the Rx with optional split. */
2561 int
2562 rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
2563                uint16_t nb_rx_desc, unsigned int socket_id,
2564                struct rte_eth_rxconf *rx_conf, struct rte_mempool *mp)
2565 {
2566         union rte_eth_rxseg rx_useg[MAX_SEGS_BUFFER_SPLIT] = {};
2567         unsigned int i, mp_n;
2568         int ret;
2569
2570         if (rx_pkt_nb_segs <= 1 ||
2571             (rx_conf->offloads & RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT) == 0) {
2572                 rx_conf->rx_seg = NULL;
2573                 rx_conf->rx_nseg = 0;
2574                 ret = rte_eth_rx_queue_setup(port_id, rx_queue_id,
2575                                              nb_rx_desc, socket_id,
2576                                              rx_conf, mp);
2577                 return ret;
2578         }
2579         for (i = 0; i < rx_pkt_nb_segs; i++) {
2580                 struct rte_eth_rxseg_split *rx_seg = &rx_useg[i].split;
2581                 struct rte_mempool *mpx;
2582                 /*
2583                  * Use last valid pool for the segments with number
2584                  * exceeding the pool index.
2585                  */
2586                 mp_n = (i > mbuf_data_size_n) ? mbuf_data_size_n - 1 : i;
2587                 mpx = mbuf_pool_find(socket_id, mp_n);
2588                 /* Handle zero as mbuf data buffer size. */
2589                 rx_seg->length = rx_pkt_seg_lengths[i] ?
2590                                    rx_pkt_seg_lengths[i] :
2591                                    mbuf_data_size[mp_n];
2592                 rx_seg->offset = i < rx_pkt_nb_offs ?
2593                                    rx_pkt_seg_offsets[i] : 0;
2594                 rx_seg->mp = mpx ? mpx : mp;
2595         }
2596         rx_conf->rx_nseg = rx_pkt_nb_segs;
2597         rx_conf->rx_seg = rx_useg;
2598         ret = rte_eth_rx_queue_setup(port_id, rx_queue_id, nb_rx_desc,
2599                                     socket_id, rx_conf, NULL);
2600         rx_conf->rx_seg = NULL;
2601         rx_conf->rx_nseg = 0;
2602         return ret;
2603 }
2604
2605 static int
2606 alloc_xstats_display_info(portid_t pi)
2607 {
2608         uint64_t **ids_supp = &ports[pi].xstats_info.ids_supp;
2609         uint64_t **prev_values = &ports[pi].xstats_info.prev_values;
2610         uint64_t **curr_values = &ports[pi].xstats_info.curr_values;
2611
2612         if (xstats_display_num == 0)
2613                 return 0;
2614
2615         *ids_supp = calloc(xstats_display_num, sizeof(**ids_supp));
2616         if (*ids_supp == NULL)
2617                 goto fail_ids_supp;
2618
2619         *prev_values = calloc(xstats_display_num,
2620                               sizeof(**prev_values));
2621         if (*prev_values == NULL)
2622                 goto fail_prev_values;
2623
2624         *curr_values = calloc(xstats_display_num,
2625                               sizeof(**curr_values));
2626         if (*curr_values == NULL)
2627                 goto fail_curr_values;
2628
2629         ports[pi].xstats_info.allocated = true;
2630
2631         return 0;
2632
2633 fail_curr_values:
2634         free(*prev_values);
2635 fail_prev_values:
2636         free(*ids_supp);
2637 fail_ids_supp:
2638         return -ENOMEM;
2639 }
2640
2641 static void
2642 free_xstats_display_info(portid_t pi)
2643 {
2644         if (!ports[pi].xstats_info.allocated)
2645                 return;
2646         free(ports[pi].xstats_info.ids_supp);
2647         free(ports[pi].xstats_info.prev_values);
2648         free(ports[pi].xstats_info.curr_values);
2649         ports[pi].xstats_info.allocated = false;
2650 }
2651
2652 /** Fill helper structures for specified port to show extended statistics. */
2653 static void
2654 fill_xstats_display_info_for_port(portid_t pi)
2655 {
2656         unsigned int stat, stat_supp;
2657         const char *xstat_name;
2658         struct rte_port *port;
2659         uint64_t *ids_supp;
2660         int rc;
2661
2662         if (xstats_display_num == 0)
2663                 return;
2664
2665         if (pi == (portid_t)RTE_PORT_ALL) {
2666                 fill_xstats_display_info();
2667                 return;
2668         }
2669
2670         port = &ports[pi];
2671         if (port->port_status != RTE_PORT_STARTED)
2672                 return;
2673
2674         if (!port->xstats_info.allocated && alloc_xstats_display_info(pi) != 0)
2675                 rte_exit(EXIT_FAILURE,
2676                          "Failed to allocate xstats display memory\n");
2677
2678         ids_supp = port->xstats_info.ids_supp;
2679         for (stat = stat_supp = 0; stat < xstats_display_num; stat++) {
2680                 xstat_name = xstats_display[stat].name;
2681                 rc = rte_eth_xstats_get_id_by_name(pi, xstat_name,
2682                                                    ids_supp + stat_supp);
2683                 if (rc != 0) {
2684                         fprintf(stderr, "No xstat '%s' on port %u - skip it %u\n",
2685                                 xstat_name, pi, stat);
2686                         continue;
2687                 }
2688                 stat_supp++;
2689         }
2690
2691         port->xstats_info.ids_supp_sz = stat_supp;
2692 }
2693
2694 /** Fill helper structures for all ports to show extended statistics. */
2695 static void
2696 fill_xstats_display_info(void)
2697 {
2698         portid_t pi;
2699
2700         if (xstats_display_num == 0)
2701                 return;
2702
2703         RTE_ETH_FOREACH_DEV(pi)
2704                 fill_xstats_display_info_for_port(pi);
2705 }
2706
2707 int
2708 start_port(portid_t pid)
2709 {
2710         int diag, need_check_link_status = -1;
2711         portid_t pi;
2712         portid_t p_pi = RTE_MAX_ETHPORTS;
2713         portid_t pl[RTE_MAX_ETHPORTS];
2714         portid_t peer_pl[RTE_MAX_ETHPORTS];
2715         uint16_t cnt_pi = 0;
2716         uint16_t cfg_pi = 0;
2717         int peer_pi;
2718         queueid_t qi;
2719         struct rte_port *port;
2720         struct rte_eth_hairpin_cap cap;
2721
2722         if (port_id_is_invalid(pid, ENABLED_WARN))
2723                 return 0;
2724
2725         RTE_ETH_FOREACH_DEV(pi) {
2726                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2727                         continue;
2728
2729                 need_check_link_status = 0;
2730                 port = &ports[pi];
2731                 if (port->port_status == RTE_PORT_STOPPED)
2732                         port->port_status = RTE_PORT_HANDLING;
2733                 else {
2734                         fprintf(stderr, "Port %d is now not stopped\n", pi);
2735                         continue;
2736                 }
2737
2738                 if (port->need_reconfig > 0) {
2739                         struct rte_eth_conf dev_conf;
2740                         int k;
2741
2742                         port->need_reconfig = 0;
2743
2744                         if (flow_isolate_all) {
2745                                 int ret = port_flow_isolate(pi, 1);
2746                                 if (ret) {
2747                                         fprintf(stderr,
2748                                                 "Failed to apply isolated mode on port %d\n",
2749                                                 pi);
2750                                         return -1;
2751                                 }
2752                         }
2753                         configure_rxtx_dump_callbacks(0);
2754                         printf("Configuring Port %d (socket %u)\n", pi,
2755                                         port->socket_id);
2756                         if (nb_hairpinq > 0 &&
2757                             rte_eth_dev_hairpin_capability_get(pi, &cap)) {
2758                                 fprintf(stderr,
2759                                         "Port %d doesn't support hairpin queues\n",
2760                                         pi);
2761                                 return -1;
2762                         }
2763
2764                         /* configure port */
2765                         diag = eth_dev_configure_mp(pi, nb_rxq + nb_hairpinq,
2766                                                      nb_txq + nb_hairpinq,
2767                                                      &(port->dev_conf));
2768                         if (diag != 0) {
2769                                 if (port->port_status == RTE_PORT_HANDLING)
2770                                         port->port_status = RTE_PORT_STOPPED;
2771                                 else
2772                                         fprintf(stderr,
2773                                                 "Port %d can not be set back to stopped\n",
2774                                                 pi);
2775                                 fprintf(stderr, "Fail to configure port %d\n",
2776                                         pi);
2777                                 /* try to reconfigure port next time */
2778                                 port->need_reconfig = 1;
2779                                 return -1;
2780                         }
2781                         /* get device configuration*/
2782                         if (0 !=
2783                                 eth_dev_conf_get_print_err(pi, &dev_conf)) {
2784                                 fprintf(stderr,
2785                                         "port %d can not get device configuration\n",
2786                                         pi);
2787                                 return -1;
2788                         }
2789                         /* Apply Rx offloads configuration */
2790                         if (dev_conf.rxmode.offloads !=
2791                             port->dev_conf.rxmode.offloads) {
2792                                 port->dev_conf.rxmode.offloads |=
2793                                         dev_conf.rxmode.offloads;
2794                                 for (k = 0;
2795                                      k < port->dev_info.max_rx_queues;
2796                                      k++)
2797                                         port->rx_conf[k].offloads |=
2798                                                 dev_conf.rxmode.offloads;
2799                         }
2800                         /* Apply Tx offloads configuration */
2801                         if (dev_conf.txmode.offloads !=
2802                             port->dev_conf.txmode.offloads) {
2803                                 port->dev_conf.txmode.offloads |=
2804                                         dev_conf.txmode.offloads;
2805                                 for (k = 0;
2806                                      k < port->dev_info.max_tx_queues;
2807                                      k++)
2808                                         port->tx_conf[k].offloads |=
2809                                                 dev_conf.txmode.offloads;
2810                         }
2811                 }
2812                 if (port->need_reconfig_queues > 0 && is_proc_primary()) {
2813                         port->need_reconfig_queues = 0;
2814                         /* setup tx queues */
2815                         for (qi = 0; qi < nb_txq; qi++) {
2816                                 if ((numa_support) &&
2817                                         (txring_numa[pi] != NUMA_NO_CONFIG))
2818                                         diag = rte_eth_tx_queue_setup(pi, qi,
2819                                                 port->nb_tx_desc[qi],
2820                                                 txring_numa[pi],
2821                                                 &(port->tx_conf[qi]));
2822                                 else
2823                                         diag = rte_eth_tx_queue_setup(pi, qi,
2824                                                 port->nb_tx_desc[qi],
2825                                                 port->socket_id,
2826                                                 &(port->tx_conf[qi]));
2827
2828                                 if (diag == 0)
2829                                         continue;
2830
2831                                 /* Fail to setup tx queue, return */
2832                                 if (port->port_status == RTE_PORT_HANDLING)
2833                                         port->port_status = RTE_PORT_STOPPED;
2834                                 else
2835                                         fprintf(stderr,
2836                                                 "Port %d can not be set back to stopped\n",
2837                                                 pi);
2838                                 fprintf(stderr,
2839                                         "Fail to configure port %d tx queues\n",
2840                                         pi);
2841                                 /* try to reconfigure queues next time */
2842                                 port->need_reconfig_queues = 1;
2843                                 return -1;
2844                         }
2845                         for (qi = 0; qi < nb_rxq; qi++) {
2846                                 /* setup rx queues */
2847                                 if ((numa_support) &&
2848                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
2849                                         struct rte_mempool * mp =
2850                                                 mbuf_pool_find
2851                                                         (rxring_numa[pi], 0);
2852                                         if (mp == NULL) {
2853                                                 fprintf(stderr,
2854                                                         "Failed to setup RX queue: No mempool allocation on the socket %d\n",
2855                                                         rxring_numa[pi]);
2856                                                 return -1;
2857                                         }
2858
2859                                         diag = rx_queue_setup(pi, qi,
2860                                              port->nb_rx_desc[qi],
2861                                              rxring_numa[pi],
2862                                              &(port->rx_conf[qi]),
2863                                              mp);
2864                                 } else {
2865                                         struct rte_mempool *mp =
2866                                                 mbuf_pool_find
2867                                                         (port->socket_id, 0);
2868                                         if (mp == NULL) {
2869                                                 fprintf(stderr,
2870                                                         "Failed to setup RX queue: No mempool allocation on the socket %d\n",
2871                                                         port->socket_id);
2872                                                 return -1;
2873                                         }
2874                                         diag = rx_queue_setup(pi, qi,
2875                                              port->nb_rx_desc[qi],
2876                                              port->socket_id,
2877                                              &(port->rx_conf[qi]),
2878                                              mp);
2879                                 }
2880                                 if (diag == 0)
2881                                         continue;
2882
2883                                 /* Fail to setup rx queue, return */
2884                                 if (port->port_status == RTE_PORT_HANDLING)
2885                                         port->port_status = RTE_PORT_STOPPED;
2886                                 else
2887                                         fprintf(stderr,
2888                                                 "Port %d can not be set back to stopped\n",
2889                                                 pi);
2890                                 fprintf(stderr,
2891                                         "Fail to configure port %d rx queues\n",
2892                                         pi);
2893                                 /* try to reconfigure queues next time */
2894                                 port->need_reconfig_queues = 1;
2895                                 return -1;
2896                         }
2897                         /* setup hairpin queues */
2898                         if (setup_hairpin_queues(pi, p_pi, cnt_pi) != 0)
2899                                 return -1;
2900                 }
2901                 configure_rxtx_dump_callbacks(verbose_level);
2902                 if (clear_ptypes) {
2903                         diag = rte_eth_dev_set_ptypes(pi, RTE_PTYPE_UNKNOWN,
2904                                         NULL, 0);
2905                         if (diag < 0)
2906                                 fprintf(stderr,
2907                                         "Port %d: Failed to disable Ptype parsing\n",
2908                                         pi);
2909                 }
2910
2911                 p_pi = pi;
2912                 cnt_pi++;
2913
2914                 /* start port */
2915                 diag = eth_dev_start_mp(pi);
2916                 if (diag < 0) {
2917                         fprintf(stderr, "Fail to start port %d: %s\n",
2918                                 pi, rte_strerror(-diag));
2919
2920                         /* Fail to setup rx queue, return */
2921                         if (port->port_status == RTE_PORT_HANDLING)
2922                                 port->port_status = RTE_PORT_STOPPED;
2923                         else
2924                                 fprintf(stderr,
2925                                         "Port %d can not be set back to stopped\n",
2926                                         pi);
2927                         continue;
2928                 }
2929
2930                 if (port->port_status == RTE_PORT_HANDLING)
2931                         port->port_status = RTE_PORT_STARTED;
2932                 else
2933                         fprintf(stderr, "Port %d can not be set into started\n",
2934                                 pi);
2935
2936                 if (eth_macaddr_get_print_err(pi, &port->eth_addr) == 0)
2937                         printf("Port %d: " RTE_ETHER_ADDR_PRT_FMT "\n", pi,
2938                                         RTE_ETHER_ADDR_BYTES(&port->eth_addr));
2939
2940                 /* at least one port started, need checking link status */
2941                 need_check_link_status = 1;
2942
2943                 pl[cfg_pi++] = pi;
2944         }
2945
2946         if (need_check_link_status == 1 && !no_link_check)
2947                 check_all_ports_link_status(RTE_PORT_ALL);
2948         else if (need_check_link_status == 0)
2949                 fprintf(stderr, "Please stop the ports first\n");
2950
2951         if (hairpin_mode & 0xf) {
2952                 uint16_t i;
2953                 int j;
2954
2955                 /* bind all started hairpin ports */
2956                 for (i = 0; i < cfg_pi; i++) {
2957                         pi = pl[i];
2958                         /* bind current Tx to all peer Rx */
2959                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
2960                                                         RTE_MAX_ETHPORTS, 1);
2961                         if (peer_pi < 0)
2962                                 return peer_pi;
2963                         for (j = 0; j < peer_pi; j++) {
2964                                 if (!port_is_started(peer_pl[j]))
2965                                         continue;
2966                                 diag = rte_eth_hairpin_bind(pi, peer_pl[j]);
2967                                 if (diag < 0) {
2968                                         fprintf(stderr,
2969                                                 "Error during binding hairpin Tx port %u to %u: %s\n",
2970                                                 pi, peer_pl[j],
2971                                                 rte_strerror(-diag));
2972                                         return -1;
2973                                 }
2974                         }
2975                         /* bind all peer Tx to current Rx */
2976                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
2977                                                         RTE_MAX_ETHPORTS, 0);
2978                         if (peer_pi < 0)
2979                                 return peer_pi;
2980                         for (j = 0; j < peer_pi; j++) {
2981                                 if (!port_is_started(peer_pl[j]))
2982                                         continue;
2983                                 diag = rte_eth_hairpin_bind(peer_pl[j], pi);
2984                                 if (diag < 0) {
2985                                         fprintf(stderr,
2986                                                 "Error during binding hairpin Tx port %u to %u: %s\n",
2987                                                 peer_pl[j], pi,
2988                                                 rte_strerror(-diag));
2989                                         return -1;
2990                                 }
2991                         }
2992                 }
2993         }
2994
2995         fill_xstats_display_info_for_port(pid);
2996
2997         printf("Done\n");
2998         return 0;
2999 }
3000
3001 void
3002 stop_port(portid_t pid)
3003 {
3004         portid_t pi;
3005         struct rte_port *port;
3006         int need_check_link_status = 0;
3007         portid_t peer_pl[RTE_MAX_ETHPORTS];
3008         int peer_pi;
3009
3010         if (port_id_is_invalid(pid, ENABLED_WARN))
3011                 return;
3012
3013         printf("Stopping ports...\n");
3014
3015         RTE_ETH_FOREACH_DEV(pi) {
3016                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3017                         continue;
3018
3019                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3020                         fprintf(stderr,
3021                                 "Please remove port %d from forwarding configuration.\n",
3022                                 pi);
3023                         continue;
3024                 }
3025
3026                 if (port_is_bonding_slave(pi)) {
3027                         fprintf(stderr,
3028                                 "Please remove port %d from bonded device.\n",
3029                                 pi);
3030                         continue;
3031                 }
3032
3033                 port = &ports[pi];
3034                 if (port->port_status == RTE_PORT_STARTED)
3035                         port->port_status = RTE_PORT_HANDLING;
3036                 else
3037                         continue;
3038
3039                 if (hairpin_mode & 0xf) {
3040                         int j;
3041
3042                         rte_eth_hairpin_unbind(pi, RTE_MAX_ETHPORTS);
3043                         /* unbind all peer Tx from current Rx */
3044                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
3045                                                         RTE_MAX_ETHPORTS, 0);
3046                         if (peer_pi < 0)
3047                                 continue;
3048                         for (j = 0; j < peer_pi; j++) {
3049                                 if (!port_is_started(peer_pl[j]))
3050                                         continue;
3051                                 rte_eth_hairpin_unbind(peer_pl[j], pi);
3052                         }
3053                 }
3054
3055                 if (port->flow_list)
3056                         port_flow_flush(pi);
3057
3058                 if (eth_dev_stop_mp(pi) != 0)
3059                         RTE_LOG(ERR, EAL, "rte_eth_dev_stop failed for port %u\n",
3060                                 pi);
3061
3062                 if (port->port_status == RTE_PORT_HANDLING)
3063                         port->port_status = RTE_PORT_STOPPED;
3064                 else
3065                         fprintf(stderr, "Port %d can not be set into stopped\n",
3066                                 pi);
3067                 need_check_link_status = 1;
3068         }
3069         if (need_check_link_status && !no_link_check)
3070                 check_all_ports_link_status(RTE_PORT_ALL);
3071
3072         printf("Done\n");
3073 }
3074
3075 static void
3076 remove_invalid_ports_in(portid_t *array, portid_t *total)
3077 {
3078         portid_t i;
3079         portid_t new_total = 0;
3080
3081         for (i = 0; i < *total; i++)
3082                 if (!port_id_is_invalid(array[i], DISABLED_WARN)) {
3083                         array[new_total] = array[i];
3084                         new_total++;
3085                 }
3086         *total = new_total;
3087 }
3088
3089 static void
3090 remove_invalid_ports(void)
3091 {
3092         remove_invalid_ports_in(ports_ids, &nb_ports);
3093         remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports);
3094         nb_cfg_ports = nb_fwd_ports;
3095 }
3096
3097 void
3098 close_port(portid_t pid)
3099 {
3100         portid_t pi;
3101         struct rte_port *port;
3102
3103         if (port_id_is_invalid(pid, ENABLED_WARN))
3104                 return;
3105
3106         printf("Closing ports...\n");
3107
3108         RTE_ETH_FOREACH_DEV(pi) {
3109                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3110                         continue;
3111
3112                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3113                         fprintf(stderr,
3114                                 "Please remove port %d from forwarding configuration.\n",
3115                                 pi);
3116                         continue;
3117                 }
3118
3119                 if (port_is_bonding_slave(pi)) {
3120                         fprintf(stderr,
3121                                 "Please remove port %d from bonded device.\n",
3122                                 pi);
3123                         continue;
3124                 }
3125
3126                 port = &ports[pi];
3127                 if (port->port_status == RTE_PORT_CLOSED) {
3128                         fprintf(stderr, "Port %d is already closed\n", pi);
3129                         continue;
3130                 }
3131
3132                 if (is_proc_primary()) {
3133                         port_flow_flush(pi);
3134                         port_flex_item_flush(pi);
3135                         rte_eth_dev_close(pi);
3136                 }
3137
3138                 free_xstats_display_info(pi);
3139         }
3140
3141         remove_invalid_ports();
3142         printf("Done\n");
3143 }
3144
3145 void
3146 reset_port(portid_t pid)
3147 {
3148         int diag;
3149         portid_t pi;
3150         struct rte_port *port;
3151
3152         if (port_id_is_invalid(pid, ENABLED_WARN))
3153                 return;
3154
3155         if ((pid == (portid_t)RTE_PORT_ALL && !all_ports_stopped()) ||
3156                 (pid != (portid_t)RTE_PORT_ALL && !port_is_stopped(pid))) {
3157                 fprintf(stderr,
3158                         "Can not reset port(s), please stop port(s) first.\n");
3159                 return;
3160         }
3161
3162         printf("Resetting ports...\n");
3163
3164         RTE_ETH_FOREACH_DEV(pi) {
3165                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3166                         continue;
3167
3168                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3169                         fprintf(stderr,
3170                                 "Please remove port %d from forwarding configuration.\n",
3171                                 pi);
3172                         continue;
3173                 }
3174
3175                 if (port_is_bonding_slave(pi)) {
3176                         fprintf(stderr,
3177                                 "Please remove port %d from bonded device.\n",
3178                                 pi);
3179                         continue;
3180                 }
3181
3182                 diag = rte_eth_dev_reset(pi);
3183                 if (diag == 0) {
3184                         port = &ports[pi];
3185                         port->need_reconfig = 1;
3186                         port->need_reconfig_queues = 1;
3187                 } else {
3188                         fprintf(stderr, "Failed to reset port %d. diag=%d\n",
3189                                 pi, diag);
3190                 }
3191         }
3192
3193         printf("Done\n");
3194 }
3195
3196 void
3197 attach_port(char *identifier)
3198 {
3199         portid_t pi;
3200         struct rte_dev_iterator iterator;
3201
3202         printf("Attaching a new port...\n");
3203
3204         if (identifier == NULL) {
3205                 fprintf(stderr, "Invalid parameters are specified\n");
3206                 return;
3207         }
3208
3209         if (rte_dev_probe(identifier) < 0) {
3210                 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier);
3211                 return;
3212         }
3213
3214         /* first attach mode: event */
3215         if (setup_on_probe_event) {
3216                 /* new ports are detected on RTE_ETH_EVENT_NEW event */
3217                 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++)
3218                         if (ports[pi].port_status == RTE_PORT_HANDLING &&
3219                                         ports[pi].need_setup != 0)
3220                                 setup_attached_port(pi);
3221                 return;
3222         }
3223
3224         /* second attach mode: iterator */
3225         RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) {
3226                 /* setup ports matching the devargs used for probing */
3227                 if (port_is_forwarding(pi))
3228                         continue; /* port was already attached before */
3229                 setup_attached_port(pi);
3230         }
3231 }
3232
3233 static void
3234 setup_attached_port(portid_t pi)
3235 {
3236         unsigned int socket_id;
3237         int ret;
3238
3239         socket_id = (unsigned)rte_eth_dev_socket_id(pi);
3240         /* if socket_id is invalid, set to the first available socket. */
3241         if (check_socket_id(socket_id) < 0)
3242                 socket_id = socket_ids[0];
3243         reconfig(pi, socket_id);
3244         ret = rte_eth_promiscuous_enable(pi);
3245         if (ret != 0)
3246                 fprintf(stderr,
3247                         "Error during enabling promiscuous mode for port %u: %s - ignore\n",
3248                         pi, rte_strerror(-ret));
3249
3250         ports_ids[nb_ports++] = pi;
3251         fwd_ports_ids[nb_fwd_ports++] = pi;
3252         nb_cfg_ports = nb_fwd_ports;
3253         ports[pi].need_setup = 0;
3254         ports[pi].port_status = RTE_PORT_STOPPED;
3255
3256         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
3257         printf("Done\n");
3258 }
3259
3260 static void
3261 detach_device(struct rte_device *dev)
3262 {
3263         portid_t sibling;
3264
3265         if (dev == NULL) {
3266                 fprintf(stderr, "Device already removed\n");
3267                 return;
3268         }
3269
3270         printf("Removing a device...\n");
3271
3272         RTE_ETH_FOREACH_DEV_OF(sibling, dev) {
3273                 if (ports[sibling].port_status != RTE_PORT_CLOSED) {
3274                         if (ports[sibling].port_status != RTE_PORT_STOPPED) {
3275                                 fprintf(stderr, "Port %u not stopped\n",
3276                                         sibling);
3277                                 return;
3278                         }
3279                         port_flow_flush(sibling);
3280                 }
3281         }
3282
3283         if (rte_dev_remove(dev) < 0) {
3284                 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name);
3285                 return;
3286         }
3287         remove_invalid_ports();
3288
3289         printf("Device is detached\n");
3290         printf("Now total ports is %d\n", nb_ports);
3291         printf("Done\n");
3292         return;
3293 }
3294
3295 void
3296 detach_port_device(portid_t port_id)
3297 {
3298         int ret;
3299         struct rte_eth_dev_info dev_info;
3300
3301         if (port_id_is_invalid(port_id, ENABLED_WARN))
3302                 return;
3303
3304         if (ports[port_id].port_status != RTE_PORT_CLOSED) {
3305                 if (ports[port_id].port_status != RTE_PORT_STOPPED) {
3306                         fprintf(stderr, "Port not stopped\n");
3307                         return;
3308                 }
3309                 fprintf(stderr, "Port was not closed\n");
3310         }
3311
3312         ret = eth_dev_info_get_print_err(port_id, &dev_info);
3313         if (ret != 0) {
3314                 TESTPMD_LOG(ERR,
3315                         "Failed to get device info for port %d, not detaching\n",
3316                         port_id);
3317                 return;
3318         }
3319         detach_device(dev_info.device);
3320 }
3321
3322 void
3323 detach_devargs(char *identifier)
3324 {
3325         struct rte_dev_iterator iterator;
3326         struct rte_devargs da;
3327         portid_t port_id;
3328
3329         printf("Removing a device...\n");
3330
3331         memset(&da, 0, sizeof(da));
3332         if (rte_devargs_parsef(&da, "%s", identifier)) {
3333                 fprintf(stderr, "cannot parse identifier\n");
3334                 return;
3335         }
3336
3337         RTE_ETH_FOREACH_MATCHING_DEV(port_id, identifier, &iterator) {
3338                 if (ports[port_id].port_status != RTE_PORT_CLOSED) {
3339                         if (ports[port_id].port_status != RTE_PORT_STOPPED) {
3340                                 fprintf(stderr, "Port %u not stopped\n",
3341                                         port_id);
3342                                 rte_eth_iterator_cleanup(&iterator);
3343                                 rte_devargs_reset(&da);
3344                                 return;
3345                         }
3346                         port_flow_flush(port_id);
3347                 }
3348         }
3349
3350         if (rte_eal_hotplug_remove(da.bus->name, da.name) != 0) {
3351                 TESTPMD_LOG(ERR, "Failed to detach device %s(%s)\n",
3352                             da.name, da.bus->name);
3353                 rte_devargs_reset(&da);
3354                 return;
3355         }
3356
3357         remove_invalid_ports();
3358
3359         printf("Device %s is detached\n", identifier);
3360         printf("Now total ports is %d\n", nb_ports);
3361         printf("Done\n");
3362         rte_devargs_reset(&da);
3363 }
3364
3365 void
3366 pmd_test_exit(void)
3367 {
3368         portid_t pt_id;
3369         unsigned int i;
3370         int ret;
3371
3372         if (test_done == 0)
3373                 stop_packet_forwarding();
3374
3375 #ifndef RTE_EXEC_ENV_WINDOWS
3376         for (i = 0 ; i < RTE_DIM(mempools) ; i++) {
3377                 if (mempools[i]) {
3378                         if (mp_alloc_type == MP_ALLOC_ANON)
3379                                 rte_mempool_mem_iter(mempools[i], dma_unmap_cb,
3380                                                      NULL);
3381                 }
3382         }
3383 #endif
3384         if (ports != NULL) {
3385                 no_link_check = 1;
3386                 RTE_ETH_FOREACH_DEV(pt_id) {
3387                         printf("\nStopping port %d...\n", pt_id);
3388                         fflush(stdout);
3389                         stop_port(pt_id);
3390                 }
3391                 RTE_ETH_FOREACH_DEV(pt_id) {
3392                         printf("\nShutting down port %d...\n", pt_id);
3393                         fflush(stdout);
3394                         close_port(pt_id);
3395                 }
3396         }
3397
3398         if (hot_plug) {
3399                 ret = rte_dev_event_monitor_stop();
3400                 if (ret) {
3401                         RTE_LOG(ERR, EAL,
3402                                 "fail to stop device event monitor.");
3403                         return;
3404                 }
3405
3406                 ret = rte_dev_event_callback_unregister(NULL,
3407                         dev_event_callback, NULL);
3408                 if (ret < 0) {
3409                         RTE_LOG(ERR, EAL,
3410                                 "fail to unregister device event callback.\n");
3411                         return;
3412                 }
3413
3414                 ret = rte_dev_hotplug_handle_disable();
3415                 if (ret) {
3416                         RTE_LOG(ERR, EAL,
3417                                 "fail to disable hotplug handling.\n");
3418                         return;
3419                 }
3420         }
3421         for (i = 0 ; i < RTE_DIM(mempools) ; i++) {
3422                 if (mempools[i])
3423                         mempool_free_mp(mempools[i]);
3424         }
3425         free(xstats_display);
3426
3427         printf("\nBye...\n");
3428 }
3429
3430 typedef void (*cmd_func_t)(void);
3431 struct pmd_test_command {
3432         const char *cmd_name;
3433         cmd_func_t cmd_func;
3434 };
3435
3436 /* Check the link status of all ports in up to 9s, and print them finally */
3437 static void
3438 check_all_ports_link_status(uint32_t port_mask)
3439 {
3440 #define CHECK_INTERVAL 100 /* 100ms */
3441 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
3442         portid_t portid;
3443         uint8_t count, all_ports_up, print_flag = 0;
3444         struct rte_eth_link link;
3445         int ret;
3446         char link_status[RTE_ETH_LINK_MAX_STR_LEN];
3447
3448         printf("Checking link statuses...\n");
3449         fflush(stdout);
3450         for (count = 0; count <= MAX_CHECK_TIME; count++) {
3451                 all_ports_up = 1;
3452                 RTE_ETH_FOREACH_DEV(portid) {
3453                         if ((port_mask & (1 << portid)) == 0)
3454                                 continue;
3455                         memset(&link, 0, sizeof(link));
3456                         ret = rte_eth_link_get_nowait(portid, &link);
3457                         if (ret < 0) {
3458                                 all_ports_up = 0;
3459                                 if (print_flag == 1)
3460                                         fprintf(stderr,
3461                                                 "Port %u link get failed: %s\n",
3462                                                 portid, rte_strerror(-ret));
3463                                 continue;
3464                         }
3465                         /* print link status if flag set */
3466                         if (print_flag == 1) {
3467                                 rte_eth_link_to_str(link_status,
3468                                         sizeof(link_status), &link);
3469                                 printf("Port %d %s\n", portid, link_status);
3470                                 continue;
3471                         }
3472                         /* clear all_ports_up flag if any link down */
3473                         if (link.link_status == RTE_ETH_LINK_DOWN) {
3474                                 all_ports_up = 0;
3475                                 break;
3476                         }
3477                 }
3478                 /* after finally printing all link status, get out */
3479                 if (print_flag == 1)
3480                         break;
3481
3482                 if (all_ports_up == 0) {
3483                         fflush(stdout);
3484                         rte_delay_ms(CHECK_INTERVAL);
3485                 }
3486
3487                 /* set the print_flag if all ports up or timeout */
3488                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
3489                         print_flag = 1;
3490                 }
3491
3492                 if (lsc_interrupt)
3493                         break;
3494         }
3495 }
3496
3497 static void
3498 rmv_port_callback(void *arg)
3499 {
3500         int need_to_start = 0;
3501         int org_no_link_check = no_link_check;
3502         portid_t port_id = (intptr_t)arg;
3503         struct rte_eth_dev_info dev_info;
3504         int ret;
3505
3506         RTE_ETH_VALID_PORTID_OR_RET(port_id);
3507
3508         if (!test_done && port_is_forwarding(port_id)) {
3509                 need_to_start = 1;
3510                 stop_packet_forwarding();
3511         }
3512         no_link_check = 1;
3513         stop_port(port_id);
3514         no_link_check = org_no_link_check;
3515
3516         ret = eth_dev_info_get_print_err(port_id, &dev_info);
3517         if (ret != 0)
3518                 TESTPMD_LOG(ERR,
3519                         "Failed to get device info for port %d, not detaching\n",
3520                         port_id);
3521         else {
3522                 struct rte_device *device = dev_info.device;
3523                 close_port(port_id);
3524                 detach_device(device); /* might be already removed or have more ports */
3525         }
3526         if (need_to_start)
3527                 start_packet_forwarding(0);
3528 }
3529
3530 /* This function is used by the interrupt thread */
3531 static int
3532 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param,
3533                   void *ret_param)
3534 {
3535         RTE_SET_USED(param);
3536         RTE_SET_USED(ret_param);
3537
3538         if (type >= RTE_ETH_EVENT_MAX) {
3539                 fprintf(stderr,
3540                         "\nPort %" PRIu16 ": %s called upon invalid event %d\n",
3541                         port_id, __func__, type);
3542                 fflush(stderr);
3543         } else if (event_print_mask & (UINT32_C(1) << type)) {
3544                 printf("\nPort %" PRIu16 ": %s event\n", port_id,
3545                         eth_event_desc[type]);
3546                 fflush(stdout);
3547         }
3548
3549         switch (type) {
3550         case RTE_ETH_EVENT_NEW:
3551                 ports[port_id].need_setup = 1;
3552                 ports[port_id].port_status = RTE_PORT_HANDLING;
3553                 break;
3554         case RTE_ETH_EVENT_INTR_RMV:
3555                 if (port_id_is_invalid(port_id, DISABLED_WARN))
3556                         break;
3557                 if (rte_eal_alarm_set(100000,
3558                                 rmv_port_callback, (void *)(intptr_t)port_id))
3559                         fprintf(stderr,
3560                                 "Could not set up deferred device removal\n");
3561                 break;
3562         case RTE_ETH_EVENT_DESTROY:
3563                 ports[port_id].port_status = RTE_PORT_CLOSED;
3564                 printf("Port %u is closed\n", port_id);
3565                 break;
3566         default:
3567                 break;
3568         }
3569         return 0;
3570 }
3571
3572 static int
3573 register_eth_event_callback(void)
3574 {
3575         int ret;
3576         enum rte_eth_event_type event;
3577
3578         for (event = RTE_ETH_EVENT_UNKNOWN;
3579                         event < RTE_ETH_EVENT_MAX; event++) {
3580                 ret = rte_eth_dev_callback_register(RTE_ETH_ALL,
3581                                 event,
3582                                 eth_event_callback,
3583                                 NULL);
3584                 if (ret != 0) {
3585                         TESTPMD_LOG(ERR, "Failed to register callback for "
3586                                         "%s event\n", eth_event_desc[event]);
3587                         return -1;
3588                 }
3589         }
3590
3591         return 0;
3592 }
3593
3594 /* This function is used by the interrupt thread */
3595 static void
3596 dev_event_callback(const char *device_name, enum rte_dev_event_type type,
3597                              __rte_unused void *arg)
3598 {
3599         uint16_t port_id;
3600         int ret;
3601
3602         if (type >= RTE_DEV_EVENT_MAX) {
3603                 fprintf(stderr, "%s called upon invalid event %d\n",
3604                         __func__, type);
3605                 fflush(stderr);
3606         }
3607
3608         switch (type) {
3609         case RTE_DEV_EVENT_REMOVE:
3610                 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n",
3611                         device_name);
3612                 ret = rte_eth_dev_get_port_by_name(device_name, &port_id);
3613                 if (ret) {
3614                         RTE_LOG(ERR, EAL, "can not get port by device %s!\n",
3615                                 device_name);
3616                         return;
3617                 }
3618                 /*
3619                  * Because the user's callback is invoked in eal interrupt
3620                  * callback, the interrupt callback need to be finished before
3621                  * it can be unregistered when detaching device. So finish
3622                  * callback soon and use a deferred removal to detach device
3623                  * is need. It is a workaround, once the device detaching be
3624                  * moved into the eal in the future, the deferred removal could
3625                  * be deleted.
3626                  */
3627                 if (rte_eal_alarm_set(100000,
3628                                 rmv_port_callback, (void *)(intptr_t)port_id))
3629                         RTE_LOG(ERR, EAL,
3630                                 "Could not set up deferred device removal\n");
3631                 break;
3632         case RTE_DEV_EVENT_ADD:
3633                 RTE_LOG(ERR, EAL, "The device: %s has been added!\n",
3634                         device_name);
3635                 /* TODO: After finish kernel driver binding,
3636                  * begin to attach port.
3637                  */
3638                 break;
3639         default:
3640                 break;
3641         }
3642 }
3643
3644 static void
3645 rxtx_port_config(portid_t pid)
3646 {
3647         uint16_t qid;
3648         uint64_t offloads;
3649         struct rte_port *port = &ports[pid];
3650
3651         for (qid = 0; qid < nb_rxq; qid++) {
3652                 offloads = port->rx_conf[qid].offloads;
3653                 port->rx_conf[qid] = port->dev_info.default_rxconf;
3654
3655                 if (rxq_share > 0 &&
3656                     (port->dev_info.dev_capa & RTE_ETH_DEV_CAPA_RXQ_SHARE)) {
3657                         /* Non-zero share group to enable RxQ share. */
3658                         port->rx_conf[qid].share_group = pid / rxq_share + 1;
3659                         port->rx_conf[qid].share_qid = qid; /* Equal mapping. */
3660                 }
3661
3662                 if (offloads != 0)
3663                         port->rx_conf[qid].offloads = offloads;
3664
3665                 /* Check if any Rx parameters have been passed */
3666                 if (rx_pthresh != RTE_PMD_PARAM_UNSET)
3667                         port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh;
3668
3669                 if (rx_hthresh != RTE_PMD_PARAM_UNSET)
3670                         port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh;
3671
3672                 if (rx_wthresh != RTE_PMD_PARAM_UNSET)
3673                         port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh;
3674
3675                 if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
3676                         port->rx_conf[qid].rx_free_thresh = rx_free_thresh;
3677
3678                 if (rx_drop_en != RTE_PMD_PARAM_UNSET)
3679                         port->rx_conf[qid].rx_drop_en = rx_drop_en;
3680
3681                 port->nb_rx_desc[qid] = nb_rxd;
3682         }
3683
3684         for (qid = 0; qid < nb_txq; qid++) {
3685                 offloads = port->tx_conf[qid].offloads;
3686                 port->tx_conf[qid] = port->dev_info.default_txconf;
3687                 if (offloads != 0)
3688                         port->tx_conf[qid].offloads = offloads;
3689
3690                 /* Check if any Tx parameters have been passed */
3691                 if (tx_pthresh != RTE_PMD_PARAM_UNSET)
3692                         port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh;
3693
3694                 if (tx_hthresh != RTE_PMD_PARAM_UNSET)
3695                         port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh;
3696
3697                 if (tx_wthresh != RTE_PMD_PARAM_UNSET)
3698                         port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh;
3699
3700                 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
3701                         port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh;
3702
3703                 if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
3704                         port->tx_conf[qid].tx_free_thresh = tx_free_thresh;
3705
3706                 port->nb_tx_desc[qid] = nb_txd;
3707         }
3708 }
3709
3710 /*
3711  * Helper function to set MTU from frame size
3712  *
3713  * port->dev_info should be set before calling this function.
3714  *
3715  * return 0 on success, negative on error
3716  */
3717 int
3718 update_mtu_from_frame_size(portid_t portid, uint32_t max_rx_pktlen)
3719 {
3720         struct rte_port *port = &ports[portid];
3721         uint32_t eth_overhead;
3722         uint16_t mtu, new_mtu;
3723
3724         eth_overhead = get_eth_overhead(&port->dev_info);
3725
3726         if (rte_eth_dev_get_mtu(portid, &mtu) != 0) {
3727                 printf("Failed to get MTU for port %u\n", portid);
3728                 return -1;
3729         }
3730
3731         new_mtu = max_rx_pktlen - eth_overhead;
3732
3733         if (mtu == new_mtu)
3734                 return 0;
3735
3736         if (eth_dev_set_mtu_mp(portid, new_mtu) != 0) {
3737                 fprintf(stderr,
3738                         "Failed to set MTU to %u for port %u\n",
3739                         new_mtu, portid);
3740                 return -1;
3741         }
3742
3743         port->dev_conf.rxmode.mtu = new_mtu;
3744
3745         return 0;
3746 }
3747
3748 void
3749 init_port_config(void)
3750 {
3751         portid_t pid;
3752         struct rte_port *port;
3753         int ret, i;
3754
3755         RTE_ETH_FOREACH_DEV(pid) {
3756                 port = &ports[pid];
3757                 port->dev_conf.fdir_conf = fdir_conf;
3758
3759                 ret = eth_dev_info_get_print_err(pid, &port->dev_info);
3760                 if (ret != 0)
3761                         return;
3762
3763                 if (nb_rxq > 1) {
3764                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
3765                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf =
3766                                 rss_hf & port->dev_info.flow_type_rss_offloads;
3767                 } else {
3768                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
3769                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
3770                 }
3771
3772                 if (port->dcb_flag == 0) {
3773                         if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) {
3774                                 port->dev_conf.rxmode.mq_mode =
3775                                         (enum rte_eth_rx_mq_mode)
3776                                                 (rx_mq_mode & RTE_ETH_MQ_RX_RSS);
3777                         } else {
3778                                 port->dev_conf.rxmode.mq_mode = RTE_ETH_MQ_RX_NONE;
3779                                 port->dev_conf.rxmode.offloads &=
3780                                                 ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
3781
3782                                 for (i = 0;
3783                                      i < port->dev_info.nb_rx_queues;
3784                                      i++)
3785                                         port->rx_conf[i].offloads &=
3786                                                 ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
3787                         }
3788                 }
3789
3790                 rxtx_port_config(pid);
3791
3792                 ret = eth_macaddr_get_print_err(pid, &port->eth_addr);
3793                 if (ret != 0)
3794                         return;
3795
3796 #if defined RTE_NET_IXGBE && defined RTE_LIBRTE_IXGBE_BYPASS
3797                 rte_pmd_ixgbe_bypass_init(pid);
3798 #endif
3799
3800                 if (lsc_interrupt && (*port->dev_info.dev_flags & RTE_ETH_DEV_INTR_LSC))
3801                         port->dev_conf.intr_conf.lsc = 1;
3802                 if (rmv_interrupt && (*port->dev_info.dev_flags & RTE_ETH_DEV_INTR_RMV))
3803                         port->dev_conf.intr_conf.rmv = 1;
3804         }
3805 }
3806
3807 void set_port_slave_flag(portid_t slave_pid)
3808 {
3809         struct rte_port *port;
3810
3811         port = &ports[slave_pid];
3812         port->slave_flag = 1;
3813 }
3814
3815 void clear_port_slave_flag(portid_t slave_pid)
3816 {
3817         struct rte_port *port;
3818
3819         port = &ports[slave_pid];
3820         port->slave_flag = 0;
3821 }
3822
3823 uint8_t port_is_bonding_slave(portid_t slave_pid)
3824 {
3825         struct rte_port *port;
3826         struct rte_eth_dev_info dev_info;
3827         int ret;
3828
3829         port = &ports[slave_pid];
3830         ret = eth_dev_info_get_print_err(slave_pid, &dev_info);
3831         if (ret != 0) {
3832                 TESTPMD_LOG(ERR,
3833                         "Failed to get device info for port id %d,"
3834                         "cannot determine if the port is a bonded slave",
3835                         slave_pid);
3836                 return 0;
3837         }
3838         if ((*dev_info.dev_flags & RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1))
3839                 return 1;
3840         return 0;
3841 }
3842
3843 const uint16_t vlan_tags[] = {
3844                 0,  1,  2,  3,  4,  5,  6,  7,
3845                 8,  9, 10, 11,  12, 13, 14, 15,
3846                 16, 17, 18, 19, 20, 21, 22, 23,
3847                 24, 25, 26, 27, 28, 29, 30, 31
3848 };
3849
3850 static  int
3851 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf,
3852                  enum dcb_mode_enable dcb_mode,
3853                  enum rte_eth_nb_tcs num_tcs,
3854                  uint8_t pfc_en)
3855 {
3856         uint8_t i;
3857         int32_t rc;
3858         struct rte_eth_rss_conf rss_conf;
3859
3860         /*
3861          * Builds up the correct configuration for dcb+vt based on the vlan tags array
3862          * given above, and the number of traffic classes available for use.
3863          */
3864         if (dcb_mode == DCB_VT_ENABLED) {
3865                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
3866                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
3867                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
3868                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
3869
3870                 /* VMDQ+DCB RX and TX configurations */
3871                 vmdq_rx_conf->enable_default_pool = 0;
3872                 vmdq_rx_conf->default_pool = 0;
3873                 vmdq_rx_conf->nb_queue_pools =
3874                         (num_tcs ==  RTE_ETH_4_TCS ? RTE_ETH_32_POOLS : RTE_ETH_16_POOLS);
3875                 vmdq_tx_conf->nb_queue_pools =
3876                         (num_tcs ==  RTE_ETH_4_TCS ? RTE_ETH_32_POOLS : RTE_ETH_16_POOLS);
3877
3878                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
3879                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
3880                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
3881                         vmdq_rx_conf->pool_map[i].pools =
3882                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
3883                 }
3884                 for (i = 0; i < RTE_ETH_DCB_NUM_USER_PRIORITIES; i++) {
3885                         vmdq_rx_conf->dcb_tc[i] = i % num_tcs;
3886                         vmdq_tx_conf->dcb_tc[i] = i % num_tcs;
3887                 }
3888
3889                 /* set DCB mode of RX and TX of multiple queues */
3890                 eth_conf->rxmode.mq_mode =
3891                                 (enum rte_eth_rx_mq_mode)
3892                                         (rx_mq_mode & RTE_ETH_MQ_RX_VMDQ_DCB);
3893                 eth_conf->txmode.mq_mode = RTE_ETH_MQ_TX_VMDQ_DCB;
3894         } else {
3895                 struct rte_eth_dcb_rx_conf *rx_conf =
3896                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
3897                 struct rte_eth_dcb_tx_conf *tx_conf =
3898                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
3899
3900                 memset(&rss_conf, 0, sizeof(struct rte_eth_rss_conf));
3901
3902                 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf);
3903                 if (rc != 0)
3904                         return rc;
3905
3906                 rx_conf->nb_tcs = num_tcs;
3907                 tx_conf->nb_tcs = num_tcs;
3908
3909                 for (i = 0; i < RTE_ETH_DCB_NUM_USER_PRIORITIES; i++) {
3910                         rx_conf->dcb_tc[i] = i % num_tcs;
3911                         tx_conf->dcb_tc[i] = i % num_tcs;
3912                 }
3913
3914                 eth_conf->rxmode.mq_mode =
3915                                 (enum rte_eth_rx_mq_mode)
3916                                         (rx_mq_mode & RTE_ETH_MQ_RX_DCB_RSS);
3917                 eth_conf->rx_adv_conf.rss_conf = rss_conf;
3918                 eth_conf->txmode.mq_mode = RTE_ETH_MQ_TX_DCB;
3919         }
3920
3921         if (pfc_en)
3922                 eth_conf->dcb_capability_en =
3923                                 RTE_ETH_DCB_PG_SUPPORT | RTE_ETH_DCB_PFC_SUPPORT;
3924         else
3925                 eth_conf->dcb_capability_en = RTE_ETH_DCB_PG_SUPPORT;
3926
3927         return 0;
3928 }
3929
3930 int
3931 init_port_dcb_config(portid_t pid,
3932                      enum dcb_mode_enable dcb_mode,
3933                      enum rte_eth_nb_tcs num_tcs,
3934                      uint8_t pfc_en)
3935 {
3936         struct rte_eth_conf port_conf;
3937         struct rte_port *rte_port;
3938         int retval;
3939         uint16_t i;
3940
3941         if (num_procs > 1) {
3942                 printf("The multi-process feature doesn't support dcb.\n");
3943                 return -ENOTSUP;
3944         }
3945         rte_port = &ports[pid];
3946
3947         /* retain the original device configuration. */
3948         memcpy(&port_conf, &rte_port->dev_conf, sizeof(struct rte_eth_conf));
3949
3950         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
3951         retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en);
3952         if (retval < 0)
3953                 return retval;
3954         port_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_VLAN_FILTER;
3955         /* remove RSS HASH offload for DCB in vt mode */
3956         if (port_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_VMDQ_DCB) {
3957                 port_conf.rxmode.offloads &= ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
3958                 for (i = 0; i < nb_rxq; i++)
3959                         rte_port->rx_conf[i].offloads &=
3960                                 ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
3961         }
3962
3963         /* re-configure the device . */
3964         retval = rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf);
3965         if (retval < 0)
3966                 return retval;
3967
3968         retval = eth_dev_info_get_print_err(pid, &rte_port->dev_info);
3969         if (retval != 0)
3970                 return retval;
3971
3972         /* If dev_info.vmdq_pool_base is greater than 0,
3973          * the queue id of vmdq pools is started after pf queues.
3974          */
3975         if (dcb_mode == DCB_VT_ENABLED &&
3976             rte_port->dev_info.vmdq_pool_base > 0) {
3977                 fprintf(stderr,
3978                         "VMDQ_DCB multi-queue mode is nonsensical for port %d.\n",
3979                         pid);
3980                 return -1;
3981         }
3982
3983         /* Assume the ports in testpmd have the same dcb capability
3984          * and has the same number of rxq and txq in dcb mode
3985          */
3986         if (dcb_mode == DCB_VT_ENABLED) {
3987                 if (rte_port->dev_info.max_vfs > 0) {
3988                         nb_rxq = rte_port->dev_info.nb_rx_queues;
3989                         nb_txq = rte_port->dev_info.nb_tx_queues;
3990                 } else {
3991                         nb_rxq = rte_port->dev_info.max_rx_queues;
3992                         nb_txq = rte_port->dev_info.max_tx_queues;
3993                 }
3994         } else {
3995                 /*if vt is disabled, use all pf queues */
3996                 if (rte_port->dev_info.vmdq_pool_base == 0) {
3997                         nb_rxq = rte_port->dev_info.max_rx_queues;
3998                         nb_txq = rte_port->dev_info.max_tx_queues;
3999                 } else {
4000                         nb_rxq = (queueid_t)num_tcs;
4001                         nb_txq = (queueid_t)num_tcs;
4002
4003                 }
4004         }
4005         rx_free_thresh = 64;
4006
4007         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
4008
4009         rxtx_port_config(pid);
4010         /* VLAN filter */
4011         rte_port->dev_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_VLAN_FILTER;
4012         for (i = 0; i < RTE_DIM(vlan_tags); i++)
4013                 rx_vft_set(pid, vlan_tags[i], 1);
4014
4015         retval = eth_macaddr_get_print_err(pid, &rte_port->eth_addr);
4016         if (retval != 0)
4017                 return retval;
4018
4019         rte_port->dcb_flag = 1;
4020
4021         /* Enter DCB configuration status */
4022         dcb_config = 1;
4023
4024         return 0;
4025 }
4026
4027 static void
4028 init_port(void)
4029 {
4030         int i;
4031
4032         /* Configuration of Ethernet ports. */
4033         ports = rte_zmalloc("testpmd: ports",
4034                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
4035                             RTE_CACHE_LINE_SIZE);
4036         if (ports == NULL) {
4037                 rte_exit(EXIT_FAILURE,
4038                                 "rte_zmalloc(%d struct rte_port) failed\n",
4039                                 RTE_MAX_ETHPORTS);
4040         }
4041         for (i = 0; i < RTE_MAX_ETHPORTS; i++)
4042                 ports[i].xstats_info.allocated = false;
4043         for (i = 0; i < RTE_MAX_ETHPORTS; i++)
4044                 LIST_INIT(&ports[i].flow_tunnel_list);
4045         /* Initialize ports NUMA structures */
4046         memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4047         memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4048         memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4049 }
4050
4051 static void
4052 force_quit(void)
4053 {
4054         pmd_test_exit();
4055         prompt_exit();
4056 }
4057
4058 static void
4059 print_stats(void)
4060 {
4061         uint8_t i;
4062         const char clr[] = { 27, '[', '2', 'J', '\0' };
4063         const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
4064
4065         /* Clear screen and move to top left */
4066         printf("%s%s", clr, top_left);
4067
4068         printf("\nPort statistics ====================================");
4069         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
4070                 nic_stats_display(fwd_ports_ids[i]);
4071
4072         fflush(stdout);
4073 }
4074
4075 static void
4076 signal_handler(int signum)
4077 {
4078         if (signum == SIGINT || signum == SIGTERM) {
4079                 fprintf(stderr, "\nSignal %d received, preparing to exit...\n",
4080                         signum);
4081 #ifdef RTE_LIB_PDUMP
4082                 /* uninitialize packet capture framework */
4083                 rte_pdump_uninit();
4084 #endif
4085 #ifdef RTE_LIB_LATENCYSTATS
4086                 if (latencystats_enabled != 0)
4087                         rte_latencystats_uninit();
4088 #endif
4089                 force_quit();
4090                 /* Set flag to indicate the force termination. */
4091                 f_quit = 1;
4092                 /* exit with the expected status */
4093 #ifndef RTE_EXEC_ENV_WINDOWS
4094                 signal(signum, SIG_DFL);
4095                 kill(getpid(), signum);
4096 #endif
4097         }
4098 }
4099
4100 int
4101 main(int argc, char** argv)
4102 {
4103         int diag;
4104         portid_t port_id;
4105         uint16_t count;
4106         int ret;
4107
4108         signal(SIGINT, signal_handler);
4109         signal(SIGTERM, signal_handler);
4110
4111         testpmd_logtype = rte_log_register("testpmd");
4112         if (testpmd_logtype < 0)
4113                 rte_exit(EXIT_FAILURE, "Cannot register log type");
4114         rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG);
4115
4116         diag = rte_eal_init(argc, argv);
4117         if (diag < 0)
4118                 rte_exit(EXIT_FAILURE, "Cannot init EAL: %s\n",
4119                          rte_strerror(rte_errno));
4120
4121         ret = register_eth_event_callback();
4122         if (ret != 0)
4123                 rte_exit(EXIT_FAILURE, "Cannot register for ethdev events");
4124
4125 #ifdef RTE_LIB_PDUMP
4126         /* initialize packet capture framework */
4127         rte_pdump_init();
4128 #endif
4129
4130         count = 0;
4131         RTE_ETH_FOREACH_DEV(port_id) {
4132                 ports_ids[count] = port_id;
4133                 count++;
4134         }
4135         nb_ports = (portid_t) count;
4136         if (nb_ports == 0)
4137                 TESTPMD_LOG(WARNING, "No probed ethernet devices\n");
4138
4139         /* allocate port structures, and init them */
4140         init_port();
4141
4142         set_def_fwd_config();
4143         if (nb_lcores == 0)
4144                 rte_exit(EXIT_FAILURE, "No cores defined for forwarding\n"
4145                          "Check the core mask argument\n");
4146
4147         /* Bitrate/latency stats disabled by default */
4148 #ifdef RTE_LIB_BITRATESTATS
4149         bitrate_enabled = 0;
4150 #endif
4151 #ifdef RTE_LIB_LATENCYSTATS
4152         latencystats_enabled = 0;
4153 #endif
4154
4155         /* on FreeBSD, mlockall() is disabled by default */
4156 #ifdef RTE_EXEC_ENV_FREEBSD
4157         do_mlockall = 0;
4158 #else
4159         do_mlockall = 1;
4160 #endif
4161
4162         argc -= diag;
4163         argv += diag;
4164         if (argc > 1)
4165                 launch_args_parse(argc, argv);
4166
4167 #ifndef RTE_EXEC_ENV_WINDOWS
4168         if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) {
4169                 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n",
4170                         strerror(errno));
4171         }
4172 #endif
4173
4174         if (tx_first && interactive)
4175                 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on "
4176                                 "interactive mode.\n");
4177
4178         if (tx_first && lsc_interrupt) {
4179                 fprintf(stderr,
4180                         "Warning: lsc_interrupt needs to be off when using tx_first. Disabling.\n");
4181                 lsc_interrupt = 0;
4182         }
4183
4184         if (!nb_rxq && !nb_txq)
4185                 fprintf(stderr,
4186                         "Warning: Either rx or tx queues should be non-zero\n");
4187
4188         if (nb_rxq > 1 && nb_rxq > nb_txq)
4189                 fprintf(stderr,
4190                         "Warning: nb_rxq=%d enables RSS configuration, but nb_txq=%d will prevent to fully test it.\n",
4191                         nb_rxq, nb_txq);
4192
4193         init_config();
4194
4195         if (hot_plug) {
4196                 ret = rte_dev_hotplug_handle_enable();
4197                 if (ret) {
4198                         RTE_LOG(ERR, EAL,
4199                                 "fail to enable hotplug handling.");
4200                         return -1;
4201                 }
4202
4203                 ret = rte_dev_event_monitor_start();
4204                 if (ret) {
4205                         RTE_LOG(ERR, EAL,
4206                                 "fail to start device event monitoring.");
4207                         return -1;
4208                 }
4209
4210                 ret = rte_dev_event_callback_register(NULL,
4211                         dev_event_callback, NULL);
4212                 if (ret) {
4213                         RTE_LOG(ERR, EAL,
4214                                 "fail  to register device event callback\n");
4215                         return -1;
4216                 }
4217         }
4218
4219         if (!no_device_start && start_port(RTE_PORT_ALL) != 0)
4220                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
4221
4222         /* set all ports to promiscuous mode by default */
4223         RTE_ETH_FOREACH_DEV(port_id) {
4224                 ret = rte_eth_promiscuous_enable(port_id);
4225                 if (ret != 0)
4226                         fprintf(stderr,
4227                                 "Error during enabling promiscuous mode for port %u: %s - ignore\n",
4228                                 port_id, rte_strerror(-ret));
4229         }
4230
4231         /* Init metrics library */
4232         rte_metrics_init(rte_socket_id());
4233
4234 #ifdef RTE_LIB_LATENCYSTATS
4235         if (latencystats_enabled != 0) {
4236                 int ret = rte_latencystats_init(1, NULL);
4237                 if (ret)
4238                         fprintf(stderr,
4239                                 "Warning: latencystats init() returned error %d\n",
4240                                 ret);
4241                 fprintf(stderr, "Latencystats running on lcore %d\n",
4242                         latencystats_lcore_id);
4243         }
4244 #endif
4245
4246         /* Setup bitrate stats */
4247 #ifdef RTE_LIB_BITRATESTATS
4248         if (bitrate_enabled != 0) {
4249                 bitrate_data = rte_stats_bitrate_create();
4250                 if (bitrate_data == NULL)
4251                         rte_exit(EXIT_FAILURE,
4252                                 "Could not allocate bitrate data.\n");
4253                 rte_stats_bitrate_reg(bitrate_data);
4254         }
4255 #endif
4256 #ifdef RTE_LIB_CMDLINE
4257         if (strlen(cmdline_filename) != 0)
4258                 cmdline_read_from_file(cmdline_filename);
4259
4260         if (interactive == 1) {
4261                 if (auto_start) {
4262                         printf("Start automatic packet forwarding\n");
4263                         start_packet_forwarding(0);
4264                 }
4265                 prompt();
4266                 pmd_test_exit();
4267         } else
4268 #endif
4269         {
4270                 char c;
4271                 int rc;
4272
4273                 f_quit = 0;
4274
4275                 printf("No commandline core given, start packet forwarding\n");
4276                 start_packet_forwarding(tx_first);
4277                 if (stats_period != 0) {
4278                         uint64_t prev_time = 0, cur_time, diff_time = 0;
4279                         uint64_t timer_period;
4280
4281                         /* Convert to number of cycles */
4282                         timer_period = stats_period * rte_get_timer_hz();
4283
4284                         while (f_quit == 0) {
4285                                 cur_time = rte_get_timer_cycles();
4286                                 diff_time += cur_time - prev_time;
4287
4288                                 if (diff_time >= timer_period) {
4289                                         print_stats();
4290                                         /* Reset the timer */
4291                                         diff_time = 0;
4292                                 }
4293                                 /* Sleep to avoid unnecessary checks */
4294                                 prev_time = cur_time;
4295                                 rte_delay_us_sleep(US_PER_S);
4296                         }
4297                 }
4298
4299                 printf("Press enter to exit\n");
4300                 rc = read(0, &c, 1);
4301                 pmd_test_exit();
4302                 if (rc < 0)
4303                         return 1;
4304         }
4305
4306         ret = rte_eal_cleanup();
4307         if (ret != 0)
4308                 rte_exit(EXIT_FAILURE,
4309                          "EAL cleanup failed: %s\n", strerror(-ret));
4310
4311         return EXIT_SUCCESS;
4312 }