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_atomic.h>
  40 #include <rte_branch_prediction.h>
  41 #include <rte_mempool.h>
  42 #include <rte_malloc.h>
  43 #include <rte_mbuf.h>
  44 #include <rte_mbuf_pool_ops.h>
  45 #include <rte_interrupts.h>
  46 #include <rte_pci.h>
  47 #include <rte_ether.h>
  48 #include <rte_ethdev.h>
  49 #include <rte_dev.h>
  50 #include <rte_string_fns.h>
  51 #ifdef RTE_NET_IXGBE
  52 #include <rte_pmd_ixgbe.h>
  53 #endif
  54 #ifdef RTE_LIB_PDUMP
  55 #include <rte_pdump.h>
  56 #endif
  57 #include <rte_flow.h>
  58 #include <rte_metrics.h>
  59 #ifdef RTE_LIB_BITRATESTATS
  60 #include <rte_bitrate.h>
  61 #endif
  62 #ifdef RTE_LIB_LATENCYSTATS
  63 #include <rte_latencystats.h>
  64 #endif
  65 #ifdef RTE_EXEC_ENV_WINDOWS
  66 #include <process.h>
  67 #endif
  68
  69 #include "testpmd.h"
  70
  71 #ifndef MAP_HUGETLB
  72 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */
  73 #define HUGE_FLAG (0x40000)
  74 #else
  75 #define HUGE_FLAG MAP_HUGETLB
  76 #endif
  77
  78 #ifndef MAP_HUGE_SHIFT
  79 /* older kernels (or FreeBSD) will not have this define */
  80 #define HUGE_SHIFT (26)
  81 #else
  82 #define HUGE_SHIFT MAP_HUGE_SHIFT
  83 #endif
  84
  85 #define EXTMEM_HEAP_NAME "extmem"
  86 #define EXTBUF_ZONE_SIZE RTE_PGSIZE_2M
  87
  88 uint16_t verbose_level = 0; /**< Silent by default. */
  89 int testpmd_logtype; /**< Log type for testpmd logs */
  90
  91 /* use main core for command line ? */
  92 uint8_t interactive = 0;
  93 uint8_t auto_start = 0;
  94 uint8_t tx_first;
  95 char cmdline_filename[PATH_MAX] = {0};
  96
  97 /*
  98  * NUMA support configuration.
  99  * When set, the NUMA support attempts to dispatch the allocation of the
 100  * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
 101  * probed ports among the CPU sockets 0 and 1.
 102  * Otherwise, all memory is allocated from CPU socket 0.
 103  */
 104 uint8_t numa_support = 1; /**< numa enabled by default */
 105
 106 /*
 107  * In UMA mode,all memory is allocated from socket 0 if --socket-num is
 108  * not configured.
 109  */
 110 uint8_t socket_num = UMA_NO_CONFIG;
 111
 112 /*
 113  * Select mempool allocation type:
 114  * - native: use regular DPDK memory
 115  * - anon: use regular DPDK memory to create mempool, but populate using
 116  *         anonymous memory (may not be IOVA-contiguous)
 117  * - xmem: use externally allocated hugepage memory
 118  */
 119 uint8_t mp_alloc_type = MP_ALLOC_NATIVE;
 120
 121 /*
 122  * Store specified sockets on which memory pool to be used by ports
 123  * is allocated.
 124  */
 125 uint8_t port_numa[RTE_MAX_ETHPORTS];
 126
 127 /*
 128  * Store specified sockets on which RX ring to be used by ports
 129  * is allocated.
 130  */
 131 uint8_t rxring_numa[RTE_MAX_ETHPORTS];
 132
 133 /*
 134  * Store specified sockets on which TX ring to be used by ports
 135  * is allocated.
 136  */
 137 uint8_t txring_numa[RTE_MAX_ETHPORTS];
 138
 139 /*
 140  * Record the Ethernet address of peer target ports to which packets are
 141  * forwarded.
 142  * Must be instantiated with the ethernet addresses of peer traffic generator
 143  * ports.
 144  */
 145 struct rte_ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
 146 portid_t nb_peer_eth_addrs = 0;
 147
 148 /*
 149  * Probed Target Environment.
 150  */
 151 struct rte_port *ports;        /**< For all probed ethernet ports. */
 152 portid_t nb_ports;             /**< Number of probed ethernet ports. */
 153 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
 154 lcoreid_t nb_lcores;           /**< Number of probed logical cores. */
 155
 156 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */
 157
 158 /*
 159  * Test Forwarding Configuration.
 160  *    nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
 161  *    nb_fwd_ports  <= nb_cfg_ports  <= nb_ports
 162  */
 163 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
 164 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
 165 portid_t  nb_cfg_ports;  /**< Number of configured ports. */
 166 portid_t  nb_fwd_ports;  /**< Number of forwarding ports. */
 167
 168 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
 169 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS];      /**< Port ids configuration. */
 170
 171 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
 172 streamid_t nb_fwd_streams;       /**< Is equal to (nb_ports * nb_rxq). */
 173
 174 /*
 175  * Forwarding engines.
 176  */
 177 struct fwd_engine * fwd_engines[] = {
 178         &io_fwd_engine,
 179         &mac_fwd_engine,
 180         &mac_swap_engine,
 181         &flow_gen_engine,
 182         &rx_only_engine,
 183         &tx_only_engine,
 184         &csum_fwd_engine,
 185         &icmp_echo_engine,
 186         &noisy_vnf_engine,
 187         &five_tuple_swap_fwd_engine,
 188 #ifdef RTE_LIBRTE_IEEE1588
 189         &ieee1588_fwd_engine,
 190 #endif
 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 = 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 = DEV_TX_OFFLOAD_MBUF_FAST_FREE,
 463 };
 464
 465 struct rte_fdir_conf fdir_conf = {
 466         .mode = RTE_FDIR_MODE_NONE,
 467         .pballoc = RTE_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 = 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 & DEV_TX_OFFLOAD_MBUF_FAST_FREE))
1581                 port->dev_conf.txmode.offloads &=
1582                         ~DEV_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 = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
1720                 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_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; 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         port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
2313         if (port_fwd_begin != NULL) {
2314                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2315                         if (port_fwd_begin(fwd_ports_ids[i])) {
2316                                 fprintf(stderr,
2317                                         "Packet forwarding is not ready\n");
2318                                 return;
2319                         }
2320                 }
2321         }
2322
2323         if (with_tx_first) {
2324                 port_fwd_begin = tx_only_engine.port_fwd_begin;
2325                 if (port_fwd_begin != NULL) {
2326                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2327                                 if (port_fwd_begin(fwd_ports_ids[i])) {
2328                                         fprintf(stderr,
2329                                                 "Packet forwarding is not ready\n");
2330                                         return;
2331                                 }
2332                         }
2333                 }
2334         }
2335
2336         test_done = 0;
2337
2338         if(!no_flush_rx)
2339                 flush_fwd_rx_queues();
2340
2341         pkt_fwd_config_display(&cur_fwd_config);
2342         rxtx_config_display();
2343
2344         fwd_stats_reset();
2345         if (with_tx_first) {
2346                 while (with_tx_first--) {
2347                         launch_packet_forwarding(
2348                                         run_one_txonly_burst_on_core);
2349                         rte_eal_mp_wait_lcore();
2350                 }
2351                 port_fwd_end = tx_only_engine.port_fwd_end;
2352                 if (port_fwd_end != NULL) {
2353                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
2354                                 (*port_fwd_end)(fwd_ports_ids[i]);
2355                 }
2356         }
2357         launch_packet_forwarding(start_pkt_forward_on_core);
2358 }
2359
2360 void
2361 stop_packet_forwarding(void)
2362 {
2363         port_fwd_end_t port_fwd_end;
2364         lcoreid_t lc_id;
2365         portid_t pt_id;
2366         int i;
2367
2368         if (test_done) {
2369                 fprintf(stderr, "Packet forwarding not started\n");
2370                 return;
2371         }
2372         printf("Telling cores to stop...");
2373         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
2374                 fwd_lcores[lc_id]->stopped = 1;
2375         printf("\nWaiting for lcores to finish...\n");
2376         rte_eal_mp_wait_lcore();
2377         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
2378         if (port_fwd_end != NULL) {
2379                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2380                         pt_id = fwd_ports_ids[i];
2381                         (*port_fwd_end)(pt_id);
2382                 }
2383         }
2384
2385         fwd_stats_display();
2386
2387         printf("\nDone.\n");
2388         test_done = 1;
2389 }
2390
2391 void
2392 dev_set_link_up(portid_t pid)
2393 {
2394         if (rte_eth_dev_set_link_up(pid) < 0)
2395                 fprintf(stderr, "\nSet link up fail.\n");
2396 }
2397
2398 void
2399 dev_set_link_down(portid_t pid)
2400 {
2401         if (rte_eth_dev_set_link_down(pid) < 0)
2402                 fprintf(stderr, "\nSet link down fail.\n");
2403 }
2404
2405 static int
2406 all_ports_started(void)
2407 {
2408         portid_t pi;
2409         struct rte_port *port;
2410
2411         RTE_ETH_FOREACH_DEV(pi) {
2412                 port = &ports[pi];
2413                 /* Check if there is a port which is not started */
2414                 if ((port->port_status != RTE_PORT_STARTED) &&
2415                         (port->slave_flag == 0))
2416                         return 0;
2417         }
2418
2419         /* No port is not started */
2420         return 1;
2421 }
2422
2423 int
2424 port_is_stopped(portid_t port_id)
2425 {
2426         struct rte_port *port = &ports[port_id];
2427
2428         if ((port->port_status != RTE_PORT_STOPPED) &&
2429             (port->slave_flag == 0))
2430                 return 0;
2431         return 1;
2432 }
2433
2434 int
2435 all_ports_stopped(void)
2436 {
2437         portid_t pi;
2438
2439         RTE_ETH_FOREACH_DEV(pi) {
2440                 if (!port_is_stopped(pi))
2441                         return 0;
2442         }
2443
2444         return 1;
2445 }
2446
2447 int
2448 port_is_started(portid_t port_id)
2449 {
2450         if (port_id_is_invalid(port_id, ENABLED_WARN))
2451                 return 0;
2452
2453         if (ports[port_id].port_status != RTE_PORT_STARTED)
2454                 return 0;
2455
2456         return 1;
2457 }
2458
2459 /* Configure the Rx and Tx hairpin queues for the selected port. */
2460 static int
2461 setup_hairpin_queues(portid_t pi, portid_t p_pi, uint16_t cnt_pi)
2462 {
2463         queueid_t qi;
2464         struct rte_eth_hairpin_conf hairpin_conf = {
2465                 .peer_count = 1,
2466         };
2467         int i;
2468         int diag;
2469         struct rte_port *port = &ports[pi];
2470         uint16_t peer_rx_port = pi;
2471         uint16_t peer_tx_port = pi;
2472         uint32_t manual = 1;
2473         uint32_t tx_exp = hairpin_mode & 0x10;
2474
2475         if (!(hairpin_mode & 0xf)) {
2476                 peer_rx_port = pi;
2477                 peer_tx_port = pi;
2478                 manual = 0;
2479         } else if (hairpin_mode & 0x1) {
2480                 peer_tx_port = rte_eth_find_next_owned_by(pi + 1,
2481                                                        RTE_ETH_DEV_NO_OWNER);
2482                 if (peer_tx_port >= RTE_MAX_ETHPORTS)
2483                         peer_tx_port = rte_eth_find_next_owned_by(0,
2484                                                 RTE_ETH_DEV_NO_OWNER);
2485                 if (p_pi != RTE_MAX_ETHPORTS) {
2486                         peer_rx_port = p_pi;
2487                 } else {
2488                         uint16_t next_pi;
2489
2490                         /* Last port will be the peer RX port of the first. */
2491                         RTE_ETH_FOREACH_DEV(next_pi)
2492                                 peer_rx_port = next_pi;
2493                 }
2494                 manual = 1;
2495         } else if (hairpin_mode & 0x2) {
2496                 if (cnt_pi & 0x1) {
2497                         peer_rx_port = p_pi;
2498                 } else {
2499                         peer_rx_port = rte_eth_find_next_owned_by(pi + 1,
2500                                                 RTE_ETH_DEV_NO_OWNER);
2501                         if (peer_rx_port >= RTE_MAX_ETHPORTS)
2502                                 peer_rx_port = pi;
2503                 }
2504                 peer_tx_port = peer_rx_port;
2505                 manual = 1;
2506         }
2507
2508         for (qi = nb_txq, i = 0; qi < nb_hairpinq + nb_txq; qi++) {
2509                 hairpin_conf.peers[0].port = peer_rx_port;
2510                 hairpin_conf.peers[0].queue = i + nb_rxq;
2511                 hairpin_conf.manual_bind = !!manual;
2512                 hairpin_conf.tx_explicit = !!tx_exp;
2513                 diag = rte_eth_tx_hairpin_queue_setup
2514                         (pi, qi, nb_txd, &hairpin_conf);
2515                 i++;
2516                 if (diag == 0)
2517                         continue;
2518
2519                 /* Fail to setup rx queue, return */
2520                 if (rte_atomic16_cmpset(&(port->port_status),
2521                                         RTE_PORT_HANDLING,
2522                                         RTE_PORT_STOPPED) == 0)
2523                         fprintf(stderr,
2524                                 "Port %d can not be set back to stopped\n", pi);
2525                 fprintf(stderr, "Fail to configure port %d hairpin queues\n",
2526                         pi);
2527                 /* try to reconfigure queues next time */
2528                 port->need_reconfig_queues = 1;
2529                 return -1;
2530         }
2531         for (qi = nb_rxq, i = 0; qi < nb_hairpinq + nb_rxq; qi++) {
2532                 hairpin_conf.peers[0].port = peer_tx_port;
2533                 hairpin_conf.peers[0].queue = i + nb_txq;
2534                 hairpin_conf.manual_bind = !!manual;
2535                 hairpin_conf.tx_explicit = !!tx_exp;
2536                 diag = rte_eth_rx_hairpin_queue_setup
2537                         (pi, qi, nb_rxd, &hairpin_conf);
2538                 i++;
2539                 if (diag == 0)
2540                         continue;
2541
2542                 /* Fail to setup rx queue, return */
2543                 if (rte_atomic16_cmpset(&(port->port_status),
2544                                         RTE_PORT_HANDLING,
2545                                         RTE_PORT_STOPPED) == 0)
2546                         fprintf(stderr,
2547                                 "Port %d can not be set back to stopped\n", pi);
2548                 fprintf(stderr, "Fail to configure port %d hairpin queues\n",
2549                         pi);
2550                 /* try to reconfigure queues next time */
2551                 port->need_reconfig_queues = 1;
2552                 return -1;
2553         }
2554         return 0;
2555 }
2556
2557 /* Configure the Rx with optional split. */
2558 int
2559 rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
2560                uint16_t nb_rx_desc, unsigned int socket_id,
2561                struct rte_eth_rxconf *rx_conf, struct rte_mempool *mp)
2562 {
2563         union rte_eth_rxseg rx_useg[MAX_SEGS_BUFFER_SPLIT] = {};
2564         unsigned int i, mp_n;
2565         int ret;
2566
2567         if (rx_pkt_nb_segs <= 1 ||
2568             (rx_conf->offloads & RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT) == 0) {
2569                 rx_conf->rx_seg = NULL;
2570                 rx_conf->rx_nseg = 0;
2571                 ret = rte_eth_rx_queue_setup(port_id, rx_queue_id,
2572                                              nb_rx_desc, socket_id,
2573                                              rx_conf, mp);
2574                 return ret;
2575         }
2576         for (i = 0; i < rx_pkt_nb_segs; i++) {
2577                 struct rte_eth_rxseg_split *rx_seg = &rx_useg[i].split;
2578                 struct rte_mempool *mpx;
2579                 /*
2580                  * Use last valid pool for the segments with number
2581                  * exceeding the pool index.
2582                  */
2583                 mp_n = (i > mbuf_data_size_n) ? mbuf_data_size_n - 1 : i;
2584                 mpx = mbuf_pool_find(socket_id, mp_n);
2585                 /* Handle zero as mbuf data buffer size. */
2586                 rx_seg->length = rx_pkt_seg_lengths[i] ?
2587                                    rx_pkt_seg_lengths[i] :
2588                                    mbuf_data_size[mp_n];
2589                 rx_seg->offset = i < rx_pkt_nb_offs ?
2590                                    rx_pkt_seg_offsets[i] : 0;
2591                 rx_seg->mp = mpx ? mpx : mp;
2592         }
2593         rx_conf->rx_nseg = rx_pkt_nb_segs;
2594         rx_conf->rx_seg = rx_useg;
2595         ret = rte_eth_rx_queue_setup(port_id, rx_queue_id, nb_rx_desc,
2596                                     socket_id, rx_conf, NULL);
2597         rx_conf->rx_seg = NULL;
2598         rx_conf->rx_nseg = 0;
2599         return ret;
2600 }
2601
2602 static int
2603 alloc_xstats_display_info(portid_t pi)
2604 {
2605         uint64_t **ids_supp = &ports[pi].xstats_info.ids_supp;
2606         uint64_t **prev_values = &ports[pi].xstats_info.prev_values;
2607         uint64_t **curr_values = &ports[pi].xstats_info.curr_values;
2608
2609         if (xstats_display_num == 0)
2610                 return 0;
2611
2612         *ids_supp = calloc(xstats_display_num, sizeof(**ids_supp));
2613         if (*ids_supp == NULL)
2614                 goto fail_ids_supp;
2615
2616         *prev_values = calloc(xstats_display_num,
2617                               sizeof(**prev_values));
2618         if (*prev_values == NULL)
2619                 goto fail_prev_values;
2620
2621         *curr_values = calloc(xstats_display_num,
2622                               sizeof(**curr_values));
2623         if (*curr_values == NULL)
2624                 goto fail_curr_values;
2625
2626         ports[pi].xstats_info.allocated = true;
2627
2628         return 0;
2629
2630 fail_curr_values:
2631         free(*prev_values);
2632 fail_prev_values:
2633         free(*ids_supp);
2634 fail_ids_supp:
2635         return -ENOMEM;
2636 }
2637
2638 static void
2639 free_xstats_display_info(portid_t pi)
2640 {
2641         if (!ports[pi].xstats_info.allocated)
2642                 return;
2643         free(ports[pi].xstats_info.ids_supp);
2644         free(ports[pi].xstats_info.prev_values);
2645         free(ports[pi].xstats_info.curr_values);
2646         ports[pi].xstats_info.allocated = false;
2647 }
2648
2649 /** Fill helper structures for specified port to show extended statistics. */
2650 static void
2651 fill_xstats_display_info_for_port(portid_t pi)
2652 {
2653         unsigned int stat, stat_supp;
2654         const char *xstat_name;
2655         struct rte_port *port;
2656         uint64_t *ids_supp;
2657         int rc;
2658
2659         if (xstats_display_num == 0)
2660                 return;
2661
2662         if (pi == (portid_t)RTE_PORT_ALL) {
2663                 fill_xstats_display_info();
2664                 return;
2665         }
2666
2667         port = &ports[pi];
2668         if (port->port_status != RTE_PORT_STARTED)
2669                 return;
2670
2671         if (!port->xstats_info.allocated && alloc_xstats_display_info(pi) != 0)
2672                 rte_exit(EXIT_FAILURE,
2673                          "Failed to allocate xstats display memory\n");
2674
2675         ids_supp = port->xstats_info.ids_supp;
2676         for (stat = stat_supp = 0; stat < xstats_display_num; stat++) {
2677                 xstat_name = xstats_display[stat].name;
2678                 rc = rte_eth_xstats_get_id_by_name(pi, xstat_name,
2679                                                    ids_supp + stat_supp);
2680                 if (rc != 0) {
2681                         fprintf(stderr, "No xstat '%s' on port %u - skip it %u\n",
2682                                 xstat_name, pi, stat);
2683                         continue;
2684                 }
2685                 stat_supp++;
2686         }
2687
2688         port->xstats_info.ids_supp_sz = stat_supp;
2689 }
2690
2691 /** Fill helper structures for all ports to show extended statistics. */
2692 static void
2693 fill_xstats_display_info(void)
2694 {
2695         portid_t pi;
2696
2697         if (xstats_display_num == 0)
2698                 return;
2699
2700         RTE_ETH_FOREACH_DEV(pi)
2701                 fill_xstats_display_info_for_port(pi);
2702 }
2703
2704 int
2705 start_port(portid_t pid)
2706 {
2707         int diag, need_check_link_status = -1;
2708         portid_t pi;
2709         portid_t p_pi = RTE_MAX_ETHPORTS;
2710         portid_t pl[RTE_MAX_ETHPORTS];
2711         portid_t peer_pl[RTE_MAX_ETHPORTS];
2712         uint16_t cnt_pi = 0;
2713         uint16_t cfg_pi = 0;
2714         int peer_pi;
2715         queueid_t qi;
2716         struct rte_port *port;
2717         struct rte_eth_hairpin_cap cap;
2718
2719         if (port_id_is_invalid(pid, ENABLED_WARN))
2720                 return 0;
2721
2722         RTE_ETH_FOREACH_DEV(pi) {
2723                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2724                         continue;
2725
2726                 need_check_link_status = 0;
2727                 port = &ports[pi];
2728                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
2729                                                  RTE_PORT_HANDLING) == 0) {
2730                         fprintf(stderr, "Port %d is now not stopped\n", pi);
2731                         continue;
2732                 }
2733
2734                 if (port->need_reconfig > 0) {
2735                         struct rte_eth_conf dev_conf;
2736                         int k;
2737
2738                         port->need_reconfig = 0;
2739
2740                         if (flow_isolate_all) {
2741                                 int ret = port_flow_isolate(pi, 1);
2742                                 if (ret) {
2743                                         fprintf(stderr,
2744                                                 "Failed to apply isolated mode on port %d\n",
2745                                                 pi);
2746                                         return -1;
2747                                 }
2748                         }
2749                         configure_rxtx_dump_callbacks(0);
2750                         printf("Configuring Port %d (socket %u)\n", pi,
2751                                         port->socket_id);
2752                         if (nb_hairpinq > 0 &&
2753                             rte_eth_dev_hairpin_capability_get(pi, &cap)) {
2754                                 fprintf(stderr,
2755                                         "Port %d doesn't support hairpin queues\n",
2756                                         pi);
2757                                 return -1;
2758                         }
2759
2760                         /* configure port */
2761                         diag = eth_dev_configure_mp(pi, nb_rxq + nb_hairpinq,
2762                                                      nb_txq + nb_hairpinq,
2763                                                      &(port->dev_conf));
2764                         if (diag != 0) {
2765                                 if (rte_atomic16_cmpset(&(port->port_status),
2766                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
2767                                         fprintf(stderr,
2768                                                 "Port %d can not be set back to stopped\n",
2769                                                 pi);
2770                                 fprintf(stderr, "Fail to configure port %d\n",
2771                                         pi);
2772                                 /* try to reconfigure port next time */
2773                                 port->need_reconfig = 1;
2774                                 return -1;
2775                         }
2776                         /* get device configuration*/
2777                         if (0 !=
2778                                 eth_dev_conf_get_print_err(pi, &dev_conf)) {
2779                                 fprintf(stderr,
2780                                         "port %d can not get device configuration\n",
2781                                         pi);
2782                                 return -1;
2783                         }
2784                         /* Apply Rx offloads configuration */
2785                         if (dev_conf.rxmode.offloads !=
2786                             port->dev_conf.rxmode.offloads) {
2787                                 port->dev_conf.rxmode.offloads |=
2788                                         dev_conf.rxmode.offloads;
2789                                 for (k = 0;
2790                                      k < port->dev_info.max_rx_queues;
2791                                      k++)
2792                                         port->rx_conf[k].offloads |=
2793                                                 dev_conf.rxmode.offloads;
2794                         }
2795                         /* Apply Tx offloads configuration */
2796                         if (dev_conf.txmode.offloads !=
2797                             port->dev_conf.txmode.offloads) {
2798                                 port->dev_conf.txmode.offloads |=
2799                                         dev_conf.txmode.offloads;
2800                                 for (k = 0;
2801                                      k < port->dev_info.max_tx_queues;
2802                                      k++)
2803                                         port->tx_conf[k].offloads |=
2804                                                 dev_conf.txmode.offloads;
2805                         }
2806                 }
2807                 if (port->need_reconfig_queues > 0 && is_proc_primary()) {
2808                         port->need_reconfig_queues = 0;
2809                         /* setup tx queues */
2810                         for (qi = 0; qi < nb_txq; qi++) {
2811                                 if ((numa_support) &&
2812                                         (txring_numa[pi] != NUMA_NO_CONFIG))
2813                                         diag = rte_eth_tx_queue_setup(pi, qi,
2814                                                 port->nb_tx_desc[qi],
2815                                                 txring_numa[pi],
2816                                                 &(port->tx_conf[qi]));
2817                                 else
2818                                         diag = rte_eth_tx_queue_setup(pi, qi,
2819                                                 port->nb_tx_desc[qi],
2820                                                 port->socket_id,
2821                                                 &(port->tx_conf[qi]));
2822
2823                                 if (diag == 0)
2824                                         continue;
2825
2826                                 /* Fail to setup tx queue, return */
2827                                 if (rte_atomic16_cmpset(&(port->port_status),
2828                                                         RTE_PORT_HANDLING,
2829                                                         RTE_PORT_STOPPED) == 0)
2830                                         fprintf(stderr,
2831                                                 "Port %d can not be set back to stopped\n",
2832                                                 pi);
2833                                 fprintf(stderr,
2834                                         "Fail to configure port %d tx queues\n",
2835                                         pi);
2836                                 /* try to reconfigure queues next time */
2837                                 port->need_reconfig_queues = 1;
2838                                 return -1;
2839                         }
2840                         for (qi = 0; qi < nb_rxq; qi++) {
2841                                 /* setup rx queues */
2842                                 if ((numa_support) &&
2843                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
2844                                         struct rte_mempool * mp =
2845                                                 mbuf_pool_find
2846                                                         (rxring_numa[pi], 0);
2847                                         if (mp == NULL) {
2848                                                 fprintf(stderr,
2849                                                         "Failed to setup RX queue: No mempool allocation on the socket %d\n",
2850                                                         rxring_numa[pi]);
2851                                                 return -1;
2852                                         }
2853
2854                                         diag = rx_queue_setup(pi, qi,
2855                                              port->nb_rx_desc[qi],
2856                                              rxring_numa[pi],
2857                                              &(port->rx_conf[qi]),
2858                                              mp);
2859                                 } else {
2860                                         struct rte_mempool *mp =
2861                                                 mbuf_pool_find
2862                                                         (port->socket_id, 0);
2863                                         if (mp == NULL) {
2864                                                 fprintf(stderr,
2865                                                         "Failed to setup RX queue: No mempool allocation on the socket %d\n",
2866                                                         port->socket_id);
2867                                                 return -1;
2868                                         }
2869                                         diag = rx_queue_setup(pi, qi,
2870                                              port->nb_rx_desc[qi],
2871                                              port->socket_id,
2872                                              &(port->rx_conf[qi]),
2873                                              mp);
2874                                 }
2875                                 if (diag == 0)
2876                                         continue;
2877
2878                                 /* Fail to setup rx queue, return */
2879                                 if (rte_atomic16_cmpset(&(port->port_status),
2880                                                         RTE_PORT_HANDLING,
2881                                                         RTE_PORT_STOPPED) == 0)
2882                                         fprintf(stderr,
2883                                                 "Port %d can not be set back to stopped\n",
2884                                                 pi);
2885                                 fprintf(stderr,
2886                                         "Fail to configure port %d rx queues\n",
2887                                         pi);
2888                                 /* try to reconfigure queues next time */
2889                                 port->need_reconfig_queues = 1;
2890                                 return -1;
2891                         }
2892                         /* setup hairpin queues */
2893                         if (setup_hairpin_queues(pi, p_pi, cnt_pi) != 0)
2894                                 return -1;
2895                 }
2896                 configure_rxtx_dump_callbacks(verbose_level);
2897                 if (clear_ptypes) {
2898                         diag = rte_eth_dev_set_ptypes(pi, RTE_PTYPE_UNKNOWN,
2899                                         NULL, 0);
2900                         if (diag < 0)
2901                                 fprintf(stderr,
2902                                         "Port %d: Failed to disable Ptype parsing\n",
2903                                         pi);
2904                 }
2905
2906                 p_pi = pi;
2907                 cnt_pi++;
2908
2909                 /* start port */
2910                 diag = eth_dev_start_mp(pi);
2911                 if (diag < 0) {
2912                         fprintf(stderr, "Fail to start port %d: %s\n",
2913                                 pi, rte_strerror(-diag));
2914
2915                         /* Fail to setup rx queue, return */
2916                         if (rte_atomic16_cmpset(&(port->port_status),
2917                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
2918                                 fprintf(stderr,
2919                                         "Port %d can not be set back to stopped\n",
2920                                         pi);
2921                         continue;
2922                 }
2923
2924                 if (rte_atomic16_cmpset(&(port->port_status),
2925                         RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
2926                         fprintf(stderr, "Port %d can not be set into started\n",
2927                                 pi);
2928
2929                 if (eth_macaddr_get_print_err(pi, &port->eth_addr) == 0)
2930                         printf("Port %d: " RTE_ETHER_ADDR_PRT_FMT "\n", pi,
2931                                         RTE_ETHER_ADDR_BYTES(&port->eth_addr));
2932
2933                 /* at least one port started, need checking link status */
2934                 need_check_link_status = 1;
2935
2936                 pl[cfg_pi++] = pi;
2937         }
2938
2939         if (need_check_link_status == 1 && !no_link_check)
2940                 check_all_ports_link_status(RTE_PORT_ALL);
2941         else if (need_check_link_status == 0)
2942                 fprintf(stderr, "Please stop the ports first\n");
2943
2944         if (hairpin_mode & 0xf) {
2945                 uint16_t i;
2946                 int j;
2947
2948                 /* bind all started hairpin ports */
2949                 for (i = 0; i < cfg_pi; i++) {
2950                         pi = pl[i];
2951                         /* bind current Tx to all peer Rx */
2952                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
2953                                                         RTE_MAX_ETHPORTS, 1);
2954                         if (peer_pi < 0)
2955                                 return peer_pi;
2956                         for (j = 0; j < peer_pi; j++) {
2957                                 if (!port_is_started(peer_pl[j]))
2958                                         continue;
2959                                 diag = rte_eth_hairpin_bind(pi, peer_pl[j]);
2960                                 if (diag < 0) {
2961                                         fprintf(stderr,
2962                                                 "Error during binding hairpin Tx port %u to %u: %s\n",
2963                                                 pi, peer_pl[j],
2964                                                 rte_strerror(-diag));
2965                                         return -1;
2966                                 }
2967                         }
2968                         /* bind all peer Tx to current Rx */
2969                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
2970                                                         RTE_MAX_ETHPORTS, 0);
2971                         if (peer_pi < 0)
2972                                 return peer_pi;
2973                         for (j = 0; j < peer_pi; j++) {
2974                                 if (!port_is_started(peer_pl[j]))
2975                                         continue;
2976                                 diag = rte_eth_hairpin_bind(peer_pl[j], pi);
2977                                 if (diag < 0) {
2978                                         fprintf(stderr,
2979                                                 "Error during binding hairpin Tx port %u to %u: %s\n",
2980                                                 peer_pl[j], pi,
2981                                                 rte_strerror(-diag));
2982                                         return -1;
2983                                 }
2984                         }
2985                 }
2986         }
2987
2988         fill_xstats_display_info_for_port(pid);
2989
2990         printf("Done\n");
2991         return 0;
2992 }
2993
2994 void
2995 stop_port(portid_t pid)
2996 {
2997         portid_t pi;
2998         struct rte_port *port;
2999         int need_check_link_status = 0;
3000         portid_t peer_pl[RTE_MAX_ETHPORTS];
3001         int peer_pi;
3002
3003         if (port_id_is_invalid(pid, ENABLED_WARN))
3004                 return;
3005
3006         printf("Stopping ports...\n");
3007
3008         RTE_ETH_FOREACH_DEV(pi) {
3009                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3010                         continue;
3011
3012                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3013                         fprintf(stderr,
3014                                 "Please remove port %d from forwarding configuration.\n",
3015                                 pi);
3016                         continue;
3017                 }
3018
3019                 if (port_is_bonding_slave(pi)) {
3020                         fprintf(stderr,
3021                                 "Please remove port %d from bonded device.\n",
3022                                 pi);
3023                         continue;
3024                 }
3025
3026                 port = &ports[pi];
3027                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
3028                                                 RTE_PORT_HANDLING) == 0)
3029                         continue;
3030
3031                 if (hairpin_mode & 0xf) {
3032                         int j;
3033
3034                         rte_eth_hairpin_unbind(pi, RTE_MAX_ETHPORTS);
3035                         /* unbind all peer Tx from current Rx */
3036                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
3037                                                         RTE_MAX_ETHPORTS, 0);
3038                         if (peer_pi < 0)
3039                                 continue;
3040                         for (j = 0; j < peer_pi; j++) {
3041                                 if (!port_is_started(peer_pl[j]))
3042                                         continue;
3043                                 rte_eth_hairpin_unbind(peer_pl[j], pi);
3044                         }
3045                 }
3046
3047                 if (port->flow_list)
3048                         port_flow_flush(pi);
3049
3050                 if (eth_dev_stop_mp(pi) != 0)
3051                         RTE_LOG(ERR, EAL, "rte_eth_dev_stop failed for port %u\n",
3052                                 pi);
3053
3054                 if (rte_atomic16_cmpset(&(port->port_status),
3055                         RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
3056                         fprintf(stderr, "Port %d can not be set into stopped\n",
3057                                 pi);
3058                 need_check_link_status = 1;
3059         }
3060         if (need_check_link_status && !no_link_check)
3061                 check_all_ports_link_status(RTE_PORT_ALL);
3062
3063         printf("Done\n");
3064 }
3065
3066 static void
3067 remove_invalid_ports_in(portid_t *array, portid_t *total)
3068 {
3069         portid_t i;
3070         portid_t new_total = 0;
3071
3072         for (i = 0; i < *total; i++)
3073                 if (!port_id_is_invalid(array[i], DISABLED_WARN)) {
3074                         array[new_total] = array[i];
3075                         new_total++;
3076                 }
3077         *total = new_total;
3078 }
3079
3080 static void
3081 remove_invalid_ports(void)
3082 {
3083         remove_invalid_ports_in(ports_ids, &nb_ports);
3084         remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports);
3085         nb_cfg_ports = nb_fwd_ports;
3086 }
3087
3088 void
3089 close_port(portid_t pid)
3090 {
3091         portid_t pi;
3092         struct rte_port *port;
3093
3094         if (port_id_is_invalid(pid, ENABLED_WARN))
3095                 return;
3096
3097         printf("Closing ports...\n");
3098
3099         RTE_ETH_FOREACH_DEV(pi) {
3100                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3101                         continue;
3102
3103                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3104                         fprintf(stderr,
3105                                 "Please remove port %d from forwarding configuration.\n",
3106                                 pi);
3107                         continue;
3108                 }
3109
3110                 if (port_is_bonding_slave(pi)) {
3111                         fprintf(stderr,
3112                                 "Please remove port %d from bonded device.\n",
3113                                 pi);
3114                         continue;
3115                 }
3116
3117                 port = &ports[pi];
3118                 if (rte_atomic16_cmpset(&(port->port_status),
3119                         RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) {
3120                         fprintf(stderr, "Port %d is already closed\n", pi);
3121                         continue;
3122                 }
3123
3124                 if (is_proc_primary()) {
3125                         port_flow_flush(pi);
3126                         port_flex_item_flush(pi);
3127                         rte_eth_dev_close(pi);
3128                 }
3129
3130                 free_xstats_display_info(pi);
3131         }
3132
3133         remove_invalid_ports();
3134         printf("Done\n");
3135 }
3136
3137 void
3138 reset_port(portid_t pid)
3139 {
3140         int diag;
3141         portid_t pi;
3142         struct rte_port *port;
3143
3144         if (port_id_is_invalid(pid, ENABLED_WARN))
3145                 return;
3146
3147         if ((pid == (portid_t)RTE_PORT_ALL && !all_ports_stopped()) ||
3148                 (pid != (portid_t)RTE_PORT_ALL && !port_is_stopped(pid))) {
3149                 fprintf(stderr,
3150                         "Can not reset port(s), please stop port(s) first.\n");
3151                 return;
3152         }
3153
3154         printf("Resetting ports...\n");
3155
3156         RTE_ETH_FOREACH_DEV(pi) {
3157                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3158                         continue;
3159
3160                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3161                         fprintf(stderr,
3162                                 "Please remove port %d from forwarding configuration.\n",
3163                                 pi);
3164                         continue;
3165                 }
3166
3167                 if (port_is_bonding_slave(pi)) {
3168                         fprintf(stderr,
3169                                 "Please remove port %d from bonded device.\n",
3170                                 pi);
3171                         continue;
3172                 }
3173
3174                 diag = rte_eth_dev_reset(pi);
3175                 if (diag == 0) {
3176                         port = &ports[pi];
3177                         port->need_reconfig = 1;
3178                         port->need_reconfig_queues = 1;
3179                 } else {
3180                         fprintf(stderr, "Failed to reset port %d. diag=%d\n",
3181                                 pi, diag);
3182                 }
3183         }
3184
3185         printf("Done\n");
3186 }
3187
3188 void
3189 attach_port(char *identifier)
3190 {
3191         portid_t pi;
3192         struct rte_dev_iterator iterator;
3193
3194         printf("Attaching a new port...\n");
3195
3196         if (identifier == NULL) {
3197                 fprintf(stderr, "Invalid parameters are specified\n");
3198                 return;
3199         }
3200
3201         if (rte_dev_probe(identifier) < 0) {
3202                 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier);
3203                 return;
3204         }
3205
3206         /* first attach mode: event */
3207         if (setup_on_probe_event) {
3208                 /* new ports are detected on RTE_ETH_EVENT_NEW event */
3209                 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++)
3210                         if (ports[pi].port_status == RTE_PORT_HANDLING &&
3211                                         ports[pi].need_setup != 0)
3212                                 setup_attached_port(pi);
3213                 return;
3214         }
3215
3216         /* second attach mode: iterator */
3217         RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) {
3218                 /* setup ports matching the devargs used for probing */
3219                 if (port_is_forwarding(pi))
3220                         continue; /* port was already attached before */
3221                 setup_attached_port(pi);
3222         }
3223 }
3224
3225 static void
3226 setup_attached_port(portid_t pi)
3227 {
3228         unsigned int socket_id;
3229         int ret;
3230
3231         socket_id = (unsigned)rte_eth_dev_socket_id(pi);
3232         /* if socket_id is invalid, set to the first available socket. */
3233         if (check_socket_id(socket_id) < 0)
3234                 socket_id = socket_ids[0];
3235         reconfig(pi, socket_id);
3236         ret = rte_eth_promiscuous_enable(pi);
3237         if (ret != 0)
3238                 fprintf(stderr,
3239                         "Error during enabling promiscuous mode for port %u: %s - ignore\n",
3240                         pi, rte_strerror(-ret));
3241
3242         ports_ids[nb_ports++] = pi;
3243         fwd_ports_ids[nb_fwd_ports++] = pi;
3244         nb_cfg_ports = nb_fwd_ports;
3245         ports[pi].need_setup = 0;
3246         ports[pi].port_status = RTE_PORT_STOPPED;
3247
3248         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
3249         printf("Done\n");
3250 }
3251
3252 static void
3253 detach_device(struct rte_device *dev)
3254 {
3255         portid_t sibling;
3256
3257         if (dev == NULL) {
3258                 fprintf(stderr, "Device already removed\n");
3259                 return;
3260         }
3261
3262         printf("Removing a device...\n");
3263
3264         RTE_ETH_FOREACH_DEV_OF(sibling, dev) {
3265                 if (ports[sibling].port_status != RTE_PORT_CLOSED) {
3266                         if (ports[sibling].port_status != RTE_PORT_STOPPED) {
3267                                 fprintf(stderr, "Port %u not stopped\n",
3268                                         sibling);
3269                                 return;
3270                         }
3271                         port_flow_flush(sibling);
3272                 }
3273         }
3274
3275         if (rte_dev_remove(dev) < 0) {
3276                 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name);
3277                 return;
3278         }
3279         remove_invalid_ports();
3280
3281         printf("Device is detached\n");
3282         printf("Now total ports is %d\n", nb_ports);
3283         printf("Done\n");
3284         return;
3285 }
3286
3287 void
3288 detach_port_device(portid_t port_id)
3289 {
3290         int ret;
3291         struct rte_eth_dev_info dev_info;
3292
3293         if (port_id_is_invalid(port_id, ENABLED_WARN))
3294                 return;
3295
3296         if (ports[port_id].port_status != RTE_PORT_CLOSED) {
3297                 if (ports[port_id].port_status != RTE_PORT_STOPPED) {
3298                         fprintf(stderr, "Port not stopped\n");
3299                         return;
3300                 }
3301                 fprintf(stderr, "Port was not closed\n");
3302         }
3303
3304         ret = eth_dev_info_get_print_err(port_id, &dev_info);
3305         if (ret != 0) {
3306                 TESTPMD_LOG(ERR,
3307                         "Failed to get device info for port %d, not detaching\n",
3308                         port_id);
3309                 return;
3310         }
3311         detach_device(dev_info.device);
3312 }
3313
3314 void
3315 detach_devargs(char *identifier)
3316 {
3317         struct rte_dev_iterator iterator;
3318         struct rte_devargs da;
3319         portid_t port_id;
3320
3321         printf("Removing a device...\n");
3322
3323         memset(&da, 0, sizeof(da));
3324         if (rte_devargs_parsef(&da, "%s", identifier)) {
3325                 fprintf(stderr, "cannot parse identifier\n");
3326                 return;
3327         }
3328
3329         RTE_ETH_FOREACH_MATCHING_DEV(port_id, identifier, &iterator) {
3330                 if (ports[port_id].port_status != RTE_PORT_CLOSED) {
3331                         if (ports[port_id].port_status != RTE_PORT_STOPPED) {
3332                                 fprintf(stderr, "Port %u not stopped\n",
3333                                         port_id);
3334                                 rte_eth_iterator_cleanup(&iterator);
3335                                 rte_devargs_reset(&da);
3336                                 return;
3337                         }
3338                         port_flow_flush(port_id);
3339                 }
3340         }
3341
3342         if (rte_eal_hotplug_remove(da.bus->name, da.name) != 0) {
3343                 TESTPMD_LOG(ERR, "Failed to detach device %s(%s)\n",
3344                             da.name, da.bus->name);
3345                 rte_devargs_reset(&da);
3346                 return;
3347         }
3348
3349         remove_invalid_ports();
3350
3351         printf("Device %s is detached\n", identifier);
3352         printf("Now total ports is %d\n", nb_ports);
3353         printf("Done\n");
3354         rte_devargs_reset(&da);
3355 }
3356
3357 void
3358 pmd_test_exit(void)
3359 {
3360         portid_t pt_id;
3361         unsigned int i;
3362         int ret;
3363
3364         if (test_done == 0)
3365                 stop_packet_forwarding();
3366
3367 #ifndef RTE_EXEC_ENV_WINDOWS
3368         for (i = 0 ; i < RTE_DIM(mempools) ; i++) {
3369                 if (mempools[i]) {
3370                         if (mp_alloc_type == MP_ALLOC_ANON)
3371                                 rte_mempool_mem_iter(mempools[i], dma_unmap_cb,
3372                                                      NULL);
3373                 }
3374         }
3375 #endif
3376         if (ports != NULL) {
3377                 no_link_check = 1;
3378                 RTE_ETH_FOREACH_DEV(pt_id) {
3379                         printf("\nStopping port %d...\n", pt_id);
3380                         fflush(stdout);
3381                         stop_port(pt_id);
3382                 }
3383                 RTE_ETH_FOREACH_DEV(pt_id) {
3384                         printf("\nShutting down port %d...\n", pt_id);
3385                         fflush(stdout);
3386                         close_port(pt_id);
3387                 }
3388         }
3389
3390         if (hot_plug) {
3391                 ret = rte_dev_event_monitor_stop();
3392                 if (ret) {
3393                         RTE_LOG(ERR, EAL,
3394                                 "fail to stop device event monitor.");
3395                         return;
3396                 }
3397
3398                 ret = rte_dev_event_callback_unregister(NULL,
3399                         dev_event_callback, NULL);
3400                 if (ret < 0) {
3401                         RTE_LOG(ERR, EAL,
3402                                 "fail to unregister device event callback.\n");
3403                         return;
3404                 }
3405
3406                 ret = rte_dev_hotplug_handle_disable();
3407                 if (ret) {
3408                         RTE_LOG(ERR, EAL,
3409                                 "fail to disable hotplug handling.\n");
3410                         return;
3411                 }
3412         }
3413         for (i = 0 ; i < RTE_DIM(mempools) ; i++) {
3414                 if (mempools[i])
3415                         mempool_free_mp(mempools[i]);
3416         }
3417         free(xstats_display);
3418
3419         printf("\nBye...\n");
3420 }
3421
3422 typedef void (*cmd_func_t)(void);
3423 struct pmd_test_command {
3424         const char *cmd_name;
3425         cmd_func_t cmd_func;
3426 };
3427
3428 /* Check the link status of all ports in up to 9s, and print them finally */
3429 static void
3430 check_all_ports_link_status(uint32_t port_mask)
3431 {
3432 #define CHECK_INTERVAL 100 /* 100ms */
3433 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
3434         portid_t portid;
3435         uint8_t count, all_ports_up, print_flag = 0;
3436         struct rte_eth_link link;
3437         int ret;
3438         char link_status[RTE_ETH_LINK_MAX_STR_LEN];
3439
3440         printf("Checking link statuses...\n");
3441         fflush(stdout);
3442         for (count = 0; count <= MAX_CHECK_TIME; count++) {
3443                 all_ports_up = 1;
3444                 RTE_ETH_FOREACH_DEV(portid) {
3445                         if ((port_mask & (1 << portid)) == 0)
3446                                 continue;
3447                         memset(&link, 0, sizeof(link));
3448                         ret = rte_eth_link_get_nowait(portid, &link);
3449                         if (ret < 0) {
3450                                 all_ports_up = 0;
3451                                 if (print_flag == 1)
3452                                         fprintf(stderr,
3453                                                 "Port %u link get failed: %s\n",
3454                                                 portid, rte_strerror(-ret));
3455                                 continue;
3456                         }
3457                         /* print link status if flag set */
3458                         if (print_flag == 1) {
3459                                 rte_eth_link_to_str(link_status,
3460                                         sizeof(link_status), &link);
3461                                 printf("Port %d %s\n", portid, link_status);
3462                                 continue;
3463                         }
3464                         /* clear all_ports_up flag if any link down */
3465                         if (link.link_status == ETH_LINK_DOWN) {
3466                                 all_ports_up = 0;
3467                                 break;
3468                         }
3469                 }
3470                 /* after finally printing all link status, get out */
3471                 if (print_flag == 1)
3472                         break;
3473
3474                 if (all_ports_up == 0) {
3475                         fflush(stdout);
3476                         rte_delay_ms(CHECK_INTERVAL);
3477                 }
3478
3479                 /* set the print_flag if all ports up or timeout */
3480                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
3481                         print_flag = 1;
3482                 }
3483
3484                 if (lsc_interrupt)
3485                         break;
3486         }
3487 }
3488
3489 static void
3490 rmv_port_callback(void *arg)
3491 {
3492         int need_to_start = 0;
3493         int org_no_link_check = no_link_check;
3494         portid_t port_id = (intptr_t)arg;
3495         struct rte_eth_dev_info dev_info;
3496         int ret;
3497
3498         RTE_ETH_VALID_PORTID_OR_RET(port_id);
3499
3500         if (!test_done && port_is_forwarding(port_id)) {
3501                 need_to_start = 1;
3502                 stop_packet_forwarding();
3503         }
3504         no_link_check = 1;
3505         stop_port(port_id);
3506         no_link_check = org_no_link_check;
3507
3508         ret = eth_dev_info_get_print_err(port_id, &dev_info);
3509         if (ret != 0)
3510                 TESTPMD_LOG(ERR,
3511                         "Failed to get device info for port %d, not detaching\n",
3512                         port_id);
3513         else {
3514                 struct rte_device *device = dev_info.device;
3515                 close_port(port_id);
3516                 detach_device(device); /* might be already removed or have more ports */
3517         }
3518         if (need_to_start)
3519                 start_packet_forwarding(0);
3520 }
3521
3522 /* This function is used by the interrupt thread */
3523 static int
3524 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param,
3525                   void *ret_param)
3526 {
3527         RTE_SET_USED(param);
3528         RTE_SET_USED(ret_param);
3529
3530         if (type >= RTE_ETH_EVENT_MAX) {
3531                 fprintf(stderr,
3532                         "\nPort %" PRIu16 ": %s called upon invalid event %d\n",
3533                         port_id, __func__, type);
3534                 fflush(stderr);
3535         } else if (event_print_mask & (UINT32_C(1) << type)) {
3536                 printf("\nPort %" PRIu16 ": %s event\n", port_id,
3537                         eth_event_desc[type]);
3538                 fflush(stdout);
3539         }
3540
3541         switch (type) {
3542         case RTE_ETH_EVENT_NEW:
3543                 ports[port_id].need_setup = 1;
3544                 ports[port_id].port_status = RTE_PORT_HANDLING;
3545                 break;
3546         case RTE_ETH_EVENT_INTR_RMV:
3547                 if (port_id_is_invalid(port_id, DISABLED_WARN))
3548                         break;
3549                 if (rte_eal_alarm_set(100000,
3550                                 rmv_port_callback, (void *)(intptr_t)port_id))
3551                         fprintf(stderr,
3552                                 "Could not set up deferred device removal\n");
3553                 break;
3554         case RTE_ETH_EVENT_DESTROY:
3555                 ports[port_id].port_status = RTE_PORT_CLOSED;
3556                 printf("Port %u is closed\n", port_id);
3557                 break;
3558         default:
3559                 break;
3560         }
3561         return 0;
3562 }
3563
3564 static int
3565 register_eth_event_callback(void)
3566 {
3567         int ret;
3568         enum rte_eth_event_type event;
3569
3570         for (event = RTE_ETH_EVENT_UNKNOWN;
3571                         event < RTE_ETH_EVENT_MAX; event++) {
3572                 ret = rte_eth_dev_callback_register(RTE_ETH_ALL,
3573                                 event,
3574                                 eth_event_callback,
3575                                 NULL);
3576                 if (ret != 0) {
3577                         TESTPMD_LOG(ERR, "Failed to register callback for "
3578                                         "%s event\n", eth_event_desc[event]);
3579                         return -1;
3580                 }
3581         }
3582
3583         return 0;
3584 }
3585
3586 /* This function is used by the interrupt thread */
3587 static void
3588 dev_event_callback(const char *device_name, enum rte_dev_event_type type,
3589                              __rte_unused void *arg)
3590 {
3591         uint16_t port_id;
3592         int ret;
3593
3594         if (type >= RTE_DEV_EVENT_MAX) {
3595                 fprintf(stderr, "%s called upon invalid event %d\n",
3596                         __func__, type);
3597                 fflush(stderr);
3598         }
3599
3600         switch (type) {
3601         case RTE_DEV_EVENT_REMOVE:
3602                 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n",
3603                         device_name);
3604                 ret = rte_eth_dev_get_port_by_name(device_name, &port_id);
3605                 if (ret) {
3606                         RTE_LOG(ERR, EAL, "can not get port by device %s!\n",
3607                                 device_name);
3608                         return;
3609                 }
3610                 /*
3611                  * Because the user's callback is invoked in eal interrupt
3612                  * callback, the interrupt callback need to be finished before
3613                  * it can be unregistered when detaching device. So finish
3614                  * callback soon and use a deferred removal to detach device
3615                  * is need. It is a workaround, once the device detaching be
3616                  * moved into the eal in the future, the deferred removal could
3617                  * be deleted.
3618                  */
3619                 if (rte_eal_alarm_set(100000,
3620                                 rmv_port_callback, (void *)(intptr_t)port_id))
3621                         RTE_LOG(ERR, EAL,
3622                                 "Could not set up deferred device removal\n");
3623                 break;
3624         case RTE_DEV_EVENT_ADD:
3625                 RTE_LOG(ERR, EAL, "The device: %s has been added!\n",
3626                         device_name);
3627                 /* TODO: After finish kernel driver binding,
3628                  * begin to attach port.
3629                  */
3630                 break;
3631         default:
3632                 break;
3633         }
3634 }
3635
3636 static void
3637 rxtx_port_config(portid_t pid)
3638 {
3639         uint16_t qid;
3640         uint64_t offloads;
3641         struct rte_port *port = &ports[pid];
3642
3643         for (qid = 0; qid < nb_rxq; qid++) {
3644                 offloads = port->rx_conf[qid].offloads;
3645                 port->rx_conf[qid] = port->dev_info.default_rxconf;
3646
3647                 if (rxq_share > 0 &&
3648                     (port->dev_info.dev_capa & RTE_ETH_DEV_CAPA_RXQ_SHARE)) {
3649                         /* Non-zero share group to enable RxQ share. */
3650                         port->rx_conf[qid].share_group = pid / rxq_share + 1;
3651                         port->rx_conf[qid].share_qid = qid; /* Equal mapping. */
3652                 }
3653
3654                 if (offloads != 0)
3655                         port->rx_conf[qid].offloads = offloads;
3656
3657                 /* Check if any Rx parameters have been passed */
3658                 if (rx_pthresh != RTE_PMD_PARAM_UNSET)
3659                         port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh;
3660
3661                 if (rx_hthresh != RTE_PMD_PARAM_UNSET)
3662                         port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh;
3663
3664                 if (rx_wthresh != RTE_PMD_PARAM_UNSET)
3665                         port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh;
3666
3667                 if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
3668                         port->rx_conf[qid].rx_free_thresh = rx_free_thresh;
3669
3670                 if (rx_drop_en != RTE_PMD_PARAM_UNSET)
3671                         port->rx_conf[qid].rx_drop_en = rx_drop_en;
3672
3673                 port->nb_rx_desc[qid] = nb_rxd;
3674         }
3675
3676         for (qid = 0; qid < nb_txq; qid++) {
3677                 offloads = port->tx_conf[qid].offloads;
3678                 port->tx_conf[qid] = port->dev_info.default_txconf;
3679                 if (offloads != 0)
3680                         port->tx_conf[qid].offloads = offloads;
3681
3682                 /* Check if any Tx parameters have been passed */
3683                 if (tx_pthresh != RTE_PMD_PARAM_UNSET)
3684                         port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh;
3685
3686                 if (tx_hthresh != RTE_PMD_PARAM_UNSET)
3687                         port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh;
3688
3689                 if (tx_wthresh != RTE_PMD_PARAM_UNSET)
3690                         port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh;
3691
3692                 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
3693                         port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh;
3694
3695                 if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
3696                         port->tx_conf[qid].tx_free_thresh = tx_free_thresh;
3697
3698                 port->nb_tx_desc[qid] = nb_txd;
3699         }
3700 }
3701
3702 /*
3703  * Helper function to set MTU from frame size
3704  *
3705  * port->dev_info should be set before calling this function.
3706  *
3707  * return 0 on success, negative on error
3708  */
3709 int
3710 update_mtu_from_frame_size(portid_t portid, uint32_t max_rx_pktlen)
3711 {
3712         struct rte_port *port = &ports[portid];
3713         uint32_t eth_overhead;
3714         uint16_t mtu, new_mtu;
3715
3716         eth_overhead = get_eth_overhead(&port->dev_info);
3717
3718         if (rte_eth_dev_get_mtu(portid, &mtu) != 0) {
3719                 printf("Failed to get MTU for port %u\n", portid);
3720                 return -1;
3721         }
3722
3723         new_mtu = max_rx_pktlen - eth_overhead;
3724
3725         if (mtu == new_mtu)
3726                 return 0;
3727
3728         if (eth_dev_set_mtu_mp(portid, new_mtu) != 0) {
3729                 fprintf(stderr,
3730                         "Failed to set MTU to %u for port %u\n",
3731                         new_mtu, portid);
3732                 return -1;
3733         }
3734
3735         port->dev_conf.rxmode.mtu = new_mtu;
3736
3737         return 0;
3738 }
3739
3740 void
3741 init_port_config(void)
3742 {
3743         portid_t pid;
3744         struct rte_port *port;
3745         int ret, i;
3746
3747         RTE_ETH_FOREACH_DEV(pid) {
3748                 port = &ports[pid];
3749                 port->dev_conf.fdir_conf = fdir_conf;
3750
3751                 ret = eth_dev_info_get_print_err(pid, &port->dev_info);
3752                 if (ret != 0)
3753                         return;
3754
3755                 if (nb_rxq > 1) {
3756                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
3757                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf =
3758                                 rss_hf & port->dev_info.flow_type_rss_offloads;
3759                 } else {
3760                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
3761                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
3762                 }
3763
3764                 if (port->dcb_flag == 0) {
3765                         if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) {
3766                                 port->dev_conf.rxmode.mq_mode =
3767                                         (enum rte_eth_rx_mq_mode)
3768                                                 (rx_mq_mode & ETH_MQ_RX_RSS);
3769                         } else {
3770                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
3771                                 port->dev_conf.rxmode.offloads &=
3772                                                 ~DEV_RX_OFFLOAD_RSS_HASH;
3773
3774                                 for (i = 0;
3775                                      i < port->dev_info.nb_rx_queues;
3776                                      i++)
3777                                         port->rx_conf[i].offloads &=
3778                                                 ~DEV_RX_OFFLOAD_RSS_HASH;
3779                         }
3780                 }
3781
3782                 rxtx_port_config(pid);
3783
3784                 ret = eth_macaddr_get_print_err(pid, &port->eth_addr);
3785                 if (ret != 0)
3786                         return;
3787
3788 #if defined RTE_NET_IXGBE && defined RTE_LIBRTE_IXGBE_BYPASS
3789                 rte_pmd_ixgbe_bypass_init(pid);
3790 #endif
3791
3792                 if (lsc_interrupt && (*port->dev_info.dev_flags & RTE_ETH_DEV_INTR_LSC))
3793                         port->dev_conf.intr_conf.lsc = 1;
3794                 if (rmv_interrupt && (*port->dev_info.dev_flags & RTE_ETH_DEV_INTR_RMV))
3795                         port->dev_conf.intr_conf.rmv = 1;
3796         }
3797 }
3798
3799 void set_port_slave_flag(portid_t slave_pid)
3800 {
3801         struct rte_port *port;
3802
3803         port = &ports[slave_pid];
3804         port->slave_flag = 1;
3805 }
3806
3807 void clear_port_slave_flag(portid_t slave_pid)
3808 {
3809         struct rte_port *port;
3810
3811         port = &ports[slave_pid];
3812         port->slave_flag = 0;
3813 }
3814
3815 uint8_t port_is_bonding_slave(portid_t slave_pid)
3816 {
3817         struct rte_port *port;
3818         struct rte_eth_dev_info dev_info;
3819         int ret;
3820
3821         port = &ports[slave_pid];
3822         ret = eth_dev_info_get_print_err(slave_pid, &dev_info);
3823         if (ret != 0) {
3824                 TESTPMD_LOG(ERR,
3825                         "Failed to get device info for port id %d,"
3826                         "cannot determine if the port is a bonded slave",
3827                         slave_pid);
3828                 return 0;
3829         }
3830         if ((*dev_info.dev_flags & RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1))
3831                 return 1;
3832         return 0;
3833 }
3834
3835 const uint16_t vlan_tags[] = {
3836                 0,  1,  2,  3,  4,  5,  6,  7,
3837                 8,  9, 10, 11,  12, 13, 14, 15,
3838                 16, 17, 18, 19, 20, 21, 22, 23,
3839                 24, 25, 26, 27, 28, 29, 30, 31
3840 };
3841
3842 static  int
3843 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf,
3844                  enum dcb_mode_enable dcb_mode,
3845                  enum rte_eth_nb_tcs num_tcs,
3846                  uint8_t pfc_en)
3847 {
3848         uint8_t i;
3849         int32_t rc;
3850         struct rte_eth_rss_conf rss_conf;
3851
3852         /*
3853          * Builds up the correct configuration for dcb+vt based on the vlan tags array
3854          * given above, and the number of traffic classes available for use.
3855          */
3856         if (dcb_mode == DCB_VT_ENABLED) {
3857                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
3858                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
3859                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
3860                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
3861
3862                 /* VMDQ+DCB RX and TX configurations */
3863                 vmdq_rx_conf->enable_default_pool = 0;
3864                 vmdq_rx_conf->default_pool = 0;
3865                 vmdq_rx_conf->nb_queue_pools =
3866                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
3867                 vmdq_tx_conf->nb_queue_pools =
3868                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
3869
3870                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
3871                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
3872                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
3873                         vmdq_rx_conf->pool_map[i].pools =
3874                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
3875                 }
3876                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
3877                         vmdq_rx_conf->dcb_tc[i] = i % num_tcs;
3878                         vmdq_tx_conf->dcb_tc[i] = i % num_tcs;
3879                 }
3880
3881                 /* set DCB mode of RX and TX of multiple queues */
3882                 eth_conf->rxmode.mq_mode =
3883                                 (enum rte_eth_rx_mq_mode)
3884                                         (rx_mq_mode & ETH_MQ_RX_VMDQ_DCB);
3885                 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
3886         } else {
3887                 struct rte_eth_dcb_rx_conf *rx_conf =
3888                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
3889                 struct rte_eth_dcb_tx_conf *tx_conf =
3890                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
3891
3892                 memset(&rss_conf, 0, sizeof(struct rte_eth_rss_conf));
3893
3894                 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf);
3895                 if (rc != 0)
3896                         return rc;
3897
3898                 rx_conf->nb_tcs = num_tcs;
3899                 tx_conf->nb_tcs = num_tcs;
3900
3901                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
3902                         rx_conf->dcb_tc[i] = i % num_tcs;
3903                         tx_conf->dcb_tc[i] = i % num_tcs;
3904                 }
3905
3906                 eth_conf->rxmode.mq_mode =
3907                                 (enum rte_eth_rx_mq_mode)
3908                                         (rx_mq_mode & ETH_MQ_RX_DCB_RSS);
3909                 eth_conf->rx_adv_conf.rss_conf = rss_conf;
3910                 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
3911         }
3912
3913         if (pfc_en)
3914                 eth_conf->dcb_capability_en =
3915                                 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT;
3916         else
3917                 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
3918
3919         return 0;
3920 }
3921
3922 int
3923 init_port_dcb_config(portid_t pid,
3924                      enum dcb_mode_enable dcb_mode,
3925                      enum rte_eth_nb_tcs num_tcs,
3926                      uint8_t pfc_en)
3927 {
3928         struct rte_eth_conf port_conf;
3929         struct rte_port *rte_port;
3930         int retval;
3931         uint16_t i;
3932
3933         if (num_procs > 1) {
3934                 printf("The multi-process feature doesn't support dcb.\n");
3935                 return -ENOTSUP;
3936         }
3937         rte_port = &ports[pid];
3938
3939         /* retain the original device configuration. */
3940         memcpy(&port_conf, &rte_port->dev_conf, sizeof(struct rte_eth_conf));
3941
3942         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
3943         retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en);
3944         if (retval < 0)
3945                 return retval;
3946         port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
3947
3948         /* re-configure the device . */
3949         retval = rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf);
3950         if (retval < 0)
3951                 return retval;
3952
3953         retval = eth_dev_info_get_print_err(pid, &rte_port->dev_info);
3954         if (retval != 0)
3955                 return retval;
3956
3957         /* If dev_info.vmdq_pool_base is greater than 0,
3958          * the queue id of vmdq pools is started after pf queues.
3959          */
3960         if (dcb_mode == DCB_VT_ENABLED &&
3961             rte_port->dev_info.vmdq_pool_base > 0) {
3962                 fprintf(stderr,
3963                         "VMDQ_DCB multi-queue mode is nonsensical for port %d.\n",
3964                         pid);
3965                 return -1;
3966         }
3967
3968         /* Assume the ports in testpmd have the same dcb capability
3969          * and has the same number of rxq and txq in dcb mode
3970          */
3971         if (dcb_mode == DCB_VT_ENABLED) {
3972                 if (rte_port->dev_info.max_vfs > 0) {
3973                         nb_rxq = rte_port->dev_info.nb_rx_queues;
3974                         nb_txq = rte_port->dev_info.nb_tx_queues;
3975                 } else {
3976                         nb_rxq = rte_port->dev_info.max_rx_queues;
3977                         nb_txq = rte_port->dev_info.max_tx_queues;
3978                 }
3979         } else {
3980                 /*if vt is disabled, use all pf queues */
3981                 if (rte_port->dev_info.vmdq_pool_base == 0) {
3982                         nb_rxq = rte_port->dev_info.max_rx_queues;
3983                         nb_txq = rte_port->dev_info.max_tx_queues;
3984                 } else {
3985                         nb_rxq = (queueid_t)num_tcs;
3986                         nb_txq = (queueid_t)num_tcs;
3987
3988                 }
3989         }
3990         rx_free_thresh = 64;
3991
3992         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
3993
3994         rxtx_port_config(pid);
3995         /* VLAN filter */
3996         rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
3997         for (i = 0; i < RTE_DIM(vlan_tags); i++)
3998                 rx_vft_set(pid, vlan_tags[i], 1);
3999
4000         retval = eth_macaddr_get_print_err(pid, &rte_port->eth_addr);
4001         if (retval != 0)
4002                 return retval;
4003
4004         rte_port->dcb_flag = 1;
4005
4006         /* Enter DCB configuration status */
4007         dcb_config = 1;
4008
4009         return 0;
4010 }
4011
4012 static void
4013 init_port(void)
4014 {
4015         int i;
4016
4017         /* Configuration of Ethernet ports. */
4018         ports = rte_zmalloc("testpmd: ports",
4019                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
4020                             RTE_CACHE_LINE_SIZE);
4021         if (ports == NULL) {
4022                 rte_exit(EXIT_FAILURE,
4023                                 "rte_zmalloc(%d struct rte_port) failed\n",
4024                                 RTE_MAX_ETHPORTS);
4025         }
4026         for (i = 0; i < RTE_MAX_ETHPORTS; i++)
4027                 ports[i].xstats_info.allocated = false;
4028         for (i = 0; i < RTE_MAX_ETHPORTS; i++)
4029                 LIST_INIT(&ports[i].flow_tunnel_list);
4030         /* Initialize ports NUMA structures */
4031         memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4032         memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4033         memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4034 }
4035
4036 static void
4037 force_quit(void)
4038 {
4039         pmd_test_exit();
4040         prompt_exit();
4041 }
4042
4043 static void
4044 print_stats(void)
4045 {
4046         uint8_t i;
4047         const char clr[] = { 27, '[', '2', 'J', '\0' };
4048         const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
4049
4050         /* Clear screen and move to top left */
4051         printf("%s%s", clr, top_left);
4052
4053         printf("\nPort statistics ====================================");
4054         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
4055                 nic_stats_display(fwd_ports_ids[i]);
4056
4057         fflush(stdout);
4058 }
4059
4060 static void
4061 signal_handler(int signum)
4062 {
4063         if (signum == SIGINT || signum == SIGTERM) {
4064                 fprintf(stderr, "\nSignal %d received, preparing to exit...\n",
4065                         signum);
4066 #ifdef RTE_LIB_PDUMP
4067                 /* uninitialize packet capture framework */
4068                 rte_pdump_uninit();
4069 #endif
4070 #ifdef RTE_LIB_LATENCYSTATS
4071                 if (latencystats_enabled != 0)
4072                         rte_latencystats_uninit();
4073 #endif
4074                 force_quit();
4075                 /* Set flag to indicate the force termination. */
4076                 f_quit = 1;
4077                 /* exit with the expected status */
4078 #ifndef RTE_EXEC_ENV_WINDOWS
4079                 signal(signum, SIG_DFL);
4080                 kill(getpid(), signum);
4081 #endif
4082         }
4083 }
4084
4085 int
4086 main(int argc, char** argv)
4087 {
4088         int diag;
4089         portid_t port_id;
4090         uint16_t count;
4091         int ret;
4092
4093         signal(SIGINT, signal_handler);
4094         signal(SIGTERM, signal_handler);
4095
4096         testpmd_logtype = rte_log_register("testpmd");
4097         if (testpmd_logtype < 0)
4098                 rte_exit(EXIT_FAILURE, "Cannot register log type");
4099         rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG);
4100
4101         diag = rte_eal_init(argc, argv);
4102         if (diag < 0)
4103                 rte_exit(EXIT_FAILURE, "Cannot init EAL: %s\n",
4104                          rte_strerror(rte_errno));
4105
4106         ret = register_eth_event_callback();
4107         if (ret != 0)
4108                 rte_exit(EXIT_FAILURE, "Cannot register for ethdev events");
4109
4110 #ifdef RTE_LIB_PDUMP
4111         /* initialize packet capture framework */
4112         rte_pdump_init();
4113 #endif
4114
4115         count = 0;
4116         RTE_ETH_FOREACH_DEV(port_id) {
4117                 ports_ids[count] = port_id;
4118                 count++;
4119         }
4120         nb_ports = (portid_t) count;
4121         if (nb_ports == 0)
4122                 TESTPMD_LOG(WARNING, "No probed ethernet devices\n");
4123
4124         /* allocate port structures, and init them */
4125         init_port();
4126
4127         set_def_fwd_config();
4128         if (nb_lcores == 0)
4129                 rte_exit(EXIT_FAILURE, "No cores defined for forwarding\n"
4130                          "Check the core mask argument\n");
4131
4132         /* Bitrate/latency stats disabled by default */
4133 #ifdef RTE_LIB_BITRATESTATS
4134         bitrate_enabled = 0;
4135 #endif
4136 #ifdef RTE_LIB_LATENCYSTATS
4137         latencystats_enabled = 0;
4138 #endif
4139
4140         /* on FreeBSD, mlockall() is disabled by default */
4141 #ifdef RTE_EXEC_ENV_FREEBSD
4142         do_mlockall = 0;
4143 #else
4144         do_mlockall = 1;
4145 #endif
4146
4147         argc -= diag;
4148         argv += diag;
4149         if (argc > 1)
4150                 launch_args_parse(argc, argv);
4151
4152 #ifndef RTE_EXEC_ENV_WINDOWS
4153         if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) {
4154                 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n",
4155                         strerror(errno));
4156         }
4157 #endif
4158
4159         if (tx_first && interactive)
4160                 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on "
4161                                 "interactive mode.\n");
4162
4163         if (tx_first && lsc_interrupt) {
4164                 fprintf(stderr,
4165                         "Warning: lsc_interrupt needs to be off when using tx_first. Disabling.\n");
4166                 lsc_interrupt = 0;
4167         }
4168
4169         if (!nb_rxq && !nb_txq)
4170                 fprintf(stderr,
4171                         "Warning: Either rx or tx queues should be non-zero\n");
4172
4173         if (nb_rxq > 1 && nb_rxq > nb_txq)
4174                 fprintf(stderr,
4175                         "Warning: nb_rxq=%d enables RSS configuration, but nb_txq=%d will prevent to fully test it.\n",
4176                         nb_rxq, nb_txq);
4177
4178         init_config();
4179
4180         if (hot_plug) {
4181                 ret = rte_dev_hotplug_handle_enable();
4182                 if (ret) {
4183                         RTE_LOG(ERR, EAL,
4184                                 "fail to enable hotplug handling.");
4185                         return -1;
4186                 }
4187
4188                 ret = rte_dev_event_monitor_start();
4189                 if (ret) {
4190                         RTE_LOG(ERR, EAL,
4191                                 "fail to start device event monitoring.");
4192                         return -1;
4193                 }
4194
4195                 ret = rte_dev_event_callback_register(NULL,
4196                         dev_event_callback, NULL);
4197                 if (ret) {
4198                         RTE_LOG(ERR, EAL,
4199                                 "fail  to register device event callback\n");
4200                         return -1;
4201                 }
4202         }
4203
4204         if (!no_device_start && start_port(RTE_PORT_ALL) != 0)
4205                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
4206
4207         /* set all ports to promiscuous mode by default */
4208         RTE_ETH_FOREACH_DEV(port_id) {
4209                 ret = rte_eth_promiscuous_enable(port_id);
4210                 if (ret != 0)
4211                         fprintf(stderr,
4212                                 "Error during enabling promiscuous mode for port %u: %s - ignore\n",
4213                                 port_id, rte_strerror(-ret));
4214         }
4215
4216         /* Init metrics library */
4217         rte_metrics_init(rte_socket_id());
4218
4219 #ifdef RTE_LIB_LATENCYSTATS
4220         if (latencystats_enabled != 0) {
4221                 int ret = rte_latencystats_init(1, NULL);
4222                 if (ret)
4223                         fprintf(stderr,
4224                                 "Warning: latencystats init() returned error %d\n",
4225                                 ret);
4226                 fprintf(stderr, "Latencystats running on lcore %d\n",
4227                         latencystats_lcore_id);
4228         }
4229 #endif
4230
4231         /* Setup bitrate stats */
4232 #ifdef RTE_LIB_BITRATESTATS
4233         if (bitrate_enabled != 0) {
4234                 bitrate_data = rte_stats_bitrate_create();
4235                 if (bitrate_data == NULL)
4236                         rte_exit(EXIT_FAILURE,
4237                                 "Could not allocate bitrate data.\n");
4238                 rte_stats_bitrate_reg(bitrate_data);
4239         }
4240 #endif
4241 #ifdef RTE_LIB_CMDLINE
4242         if (strlen(cmdline_filename) != 0)
4243                 cmdline_read_from_file(cmdline_filename);
4244
4245         if (interactive == 1) {
4246                 if (auto_start) {
4247                         printf("Start automatic packet forwarding\n");
4248                         start_packet_forwarding(0);
4249                 }
4250                 prompt();
4251                 pmd_test_exit();
4252         } else
4253 #endif
4254         {
4255                 char c;
4256                 int rc;
4257
4258                 f_quit = 0;
4259
4260                 printf("No commandline core given, start packet forwarding\n");
4261                 start_packet_forwarding(tx_first);
4262                 if (stats_period != 0) {
4263                         uint64_t prev_time = 0, cur_time, diff_time = 0;
4264                         uint64_t timer_period;
4265
4266                         /* Convert to number of cycles */
4267                         timer_period = stats_period * rte_get_timer_hz();
4268
4269                         while (f_quit == 0) {
4270                                 cur_time = rte_get_timer_cycles();
4271                                 diff_time += cur_time - prev_time;
4272
4273                                 if (diff_time >= timer_period) {
4274                                         print_stats();
4275                                         /* Reset the timer */
4276                                         diff_time = 0;
4277                                 }
4278                                 /* Sleep to avoid unnecessary checks */
4279                                 prev_time = cur_time;
4280                                 rte_delay_us_sleep(US_PER_S);
4281                         }
4282                 }
4283
4284                 printf("Press enter to exit\n");
4285                 rc = read(0, &c, 1);
4286                 pmd_test_exit();
4287                 if (rc < 0)
4288                         return 1;
4289         }
4290
4291         ret = rte_eal_cleanup();
4292         if (ret != 0)
4293                 rte_exit(EXIT_FAILURE,
4294                          "EAL cleanup failed: %s\n", strerror(-ret));
4295
4296         return EXIT_SUCCESS;
4297 }