examples/ip_pipeline/app.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #ifndef __INCLUDE_APP_H__
  35 #define __INCLUDE_APP_H__
  36
  37 #include <stdint.h>
  38 #include <string.h>
  39
  40 #include <rte_common.h>
  41 #include <rte_mempool.h>
  42 #include <rte_ring.h>
  43 #include <rte_sched.h>
  44 #include <cmdline_parse.h>
  45
  46 #include <rte_ethdev.h>
  47
  48 #include "cpu_core_map.h"
  49 #include "pipeline.h"
  50
  51 #define APP_PARAM_NAME_SIZE                      PIPELINE_NAME_SIZE
  52
  53 struct app_mempool_params {
  54         char *name;
  55         uint32_t parsed;
  56         uint32_t buffer_size;
  57         uint32_t pool_size;
  58         uint32_t cache_size;
  59         uint32_t cpu_socket_id;
  60 };
  61
  62 struct app_link_params {
  63         char *name;
  64         uint32_t parsed;
  65         uint32_t pmd_id; /* Generated based on port mask */
  66         uint32_t arp_q; /* 0 = Disabled (packets go to default queue 0) */
  67         uint32_t tcp_syn_local_q; /* 0 = Disabled (pkts go to default queue) */
  68         uint32_t ip_local_q; /* 0 = Disabled (pkts go to default queue 0) */
  69         uint32_t tcp_local_q; /* 0 = Disabled (pkts go to default queue 0) */
  70         uint32_t udp_local_q; /* 0 = Disabled (pkts go to default queue 0) */
  71         uint32_t sctp_local_q; /* 0 = Disabled (pkts go to default queue 0) */
  72         uint32_t state; /* DOWN = 0, UP = 1 */
  73         uint32_t ip; /* 0 = Invalid */
  74         uint32_t depth; /* Valid only when IP is valid */
  75         uint64_t mac_addr; /* Read from HW */
  76
  77         struct rte_eth_conf conf;
  78         uint8_t promisc;
  79 };
  80
  81 struct app_pktq_hwq_in_params {
  82         char *name;
  83         uint32_t parsed;
  84         uint32_t mempool_id; /* Position in the app->mempool_params */
  85         uint32_t size;
  86         uint32_t burst;
  87
  88         struct rte_eth_rxconf conf;
  89 };
  90
  91 struct app_pktq_hwq_out_params {
  92         char *name;
  93         uint32_t parsed;
  94         uint32_t size;
  95         uint32_t burst;
  96         uint32_t dropless;
  97         uint64_t n_retries;
  98         struct rte_eth_txconf conf;
  99 };
 100
 101 struct app_pktq_swq_params {
 102         char *name;
 103         uint32_t parsed;
 104         uint32_t size;
 105         uint32_t burst_read;
 106         uint32_t burst_write;
 107         uint32_t dropless;
 108         uint64_t n_retries;
 109         uint32_t cpu_socket_id;
 110         uint32_t ipv4_frag;
 111         uint32_t ipv6_frag;
 112         uint32_t ipv4_ras;
 113         uint32_t ipv6_ras;
 114         uint32_t mtu;
 115         uint32_t metadata_size;
 116         uint32_t mempool_direct_id;
 117         uint32_t mempool_indirect_id;
 118 };
 119
 120 #ifndef APP_FILE_NAME_SIZE
 121 #define APP_FILE_NAME_SIZE                       256
 122 #endif
 123
 124 #ifndef APP_MAX_SCHED_SUBPORTS
 125 #define APP_MAX_SCHED_SUBPORTS                   8
 126 #endif
 127
 128 #ifndef APP_MAX_SCHED_PIPES
 129 #define APP_MAX_SCHED_PIPES                      4096
 130 #endif
 131
 132 struct app_pktq_tm_params {
 133         char *name;
 134         uint32_t parsed;
 135         const char *file_name;
 136         struct rte_sched_port_params sched_port_params;
 137         struct rte_sched_subport_params
 138                 sched_subport_params[APP_MAX_SCHED_SUBPORTS];
 139         struct rte_sched_pipe_params
 140                 sched_pipe_profiles[RTE_SCHED_PIPE_PROFILES_PER_PORT];
 141         int sched_pipe_to_profile[APP_MAX_SCHED_SUBPORTS * APP_MAX_SCHED_PIPES];
 142         uint32_t burst_read;
 143         uint32_t burst_write;
 144 };
 145
 146 struct app_pktq_source_params {
 147         char *name;
 148         uint32_t parsed;
 149         uint32_t mempool_id; /* Position in the app->mempool_params array */
 150         uint32_t burst;
 151 };
 152
 153 struct app_pktq_sink_params {
 154         char *name;
 155         uint8_t parsed;
 156 };
 157
 158 struct app_msgq_params {
 159         char *name;
 160         uint32_t parsed;
 161         uint32_t size;
 162         uint32_t cpu_socket_id;
 163 };
 164
 165 enum app_pktq_in_type {
 166         APP_PKTQ_IN_HWQ,
 167         APP_PKTQ_IN_SWQ,
 168         APP_PKTQ_IN_TM,
 169         APP_PKTQ_IN_SOURCE,
 170 };
 171
 172 struct app_pktq_in_params {
 173         enum app_pktq_in_type type;
 174         uint32_t id; /* Position in the appropriate app array */
 175 };
 176
 177 enum app_pktq_out_type {
 178         APP_PKTQ_OUT_HWQ,
 179         APP_PKTQ_OUT_SWQ,
 180         APP_PKTQ_OUT_TM,
 181         APP_PKTQ_OUT_SINK,
 182 };
 183
 184 struct app_pktq_out_params {
 185         enum app_pktq_out_type type;
 186         uint32_t id; /* Position in the appropriate app array */
 187 };
 188
 189 #ifndef APP_PIPELINE_TYPE_SIZE
 190 #define APP_PIPELINE_TYPE_SIZE                   64
 191 #endif
 192
 193 #define APP_MAX_PIPELINE_PKTQ_IN                 PIPELINE_MAX_PORT_IN
 194 #define APP_MAX_PIPELINE_PKTQ_OUT                PIPELINE_MAX_PORT_OUT
 195 #define APP_MAX_PIPELINE_MSGQ_IN                 PIPELINE_MAX_MSGQ_IN
 196 #define APP_MAX_PIPELINE_MSGQ_OUT                PIPELINE_MAX_MSGQ_OUT
 197
 198 #define APP_MAX_PIPELINE_ARGS                    PIPELINE_MAX_ARGS
 199
 200 struct app_pipeline_params {
 201         char *name;
 202         uint8_t parsed;
 203
 204         char type[APP_PIPELINE_TYPE_SIZE];
 205
 206         uint32_t socket_id;
 207         uint32_t core_id;
 208         uint32_t hyper_th_id;
 209
 210         struct app_pktq_in_params pktq_in[APP_MAX_PIPELINE_PKTQ_IN];
 211         struct app_pktq_out_params pktq_out[APP_MAX_PIPELINE_PKTQ_OUT];
 212         uint32_t msgq_in[APP_MAX_PIPELINE_MSGQ_IN];
 213         uint32_t msgq_out[APP_MAX_PIPELINE_MSGQ_OUT];
 214
 215         uint32_t n_pktq_in;
 216         uint32_t n_pktq_out;
 217         uint32_t n_msgq_in;
 218         uint32_t n_msgq_out;
 219
 220         uint32_t timer_period;
 221
 222         char *args_name[APP_MAX_PIPELINE_ARGS];
 223         char *args_value[APP_MAX_PIPELINE_ARGS];
 224         uint32_t n_args;
 225 };
 226
 227 struct app_pipeline_data {
 228         void *be;
 229         void *fe;
 230         uint64_t timer_period;
 231         uint32_t enabled;
 232 };
 233
 234 struct app_thread_pipeline_data {
 235         uint32_t pipeline_id;
 236         void *be;
 237         pipeline_be_op_run f_run;
 238         pipeline_be_op_timer f_timer;
 239         uint64_t timer_period;
 240         uint64_t deadline;
 241 };
 242
 243 #ifndef APP_MAX_THREAD_PIPELINES
 244 #define APP_MAX_THREAD_PIPELINES                 16
 245 #endif
 246
 247 #ifndef APP_THREAD_TIMER_PERIOD
 248 #define APP_THREAD_TIMER_PERIOD                  1
 249 #endif
 250
 251 struct app_thread_data {
 252         struct app_thread_pipeline_data regular[APP_MAX_THREAD_PIPELINES];
 253         struct app_thread_pipeline_data custom[APP_MAX_THREAD_PIPELINES];
 254
 255         uint32_t n_regular;
 256         uint32_t n_custom;
 257
 258         uint64_t timer_period;
 259         uint64_t thread_req_deadline;
 260
 261         uint64_t deadline;
 262
 263         struct rte_ring *msgq_in;
 264         struct rte_ring *msgq_out;
 265 };
 266
 267 struct app_eal_params {
 268         /* Map lcore set to physical cpu set */
 269         char *coremap;
 270
 271         /* Core ID that is used as master */
 272         uint32_t master_lcore_present;
 273         uint32_t master_lcore;
 274
 275         /* Number of memory channels */
 276         uint32_t channels_present;
 277         uint32_t channels;
 278
 279         /* Memory to allocate (see also --socket-mem) */
 280         uint32_t memory_present;
 281         uint32_t memory;
 282
 283         /* Force number of memory ranks (don't detect) */
 284         uint32_t ranks_present;
 285         uint32_t ranks;
 286
 287         /* Add a PCI device in black list. */
 288         char *pci_blacklist;
 289
 290         /* Add a PCI device in white list. */
 291         char *pci_whitelist;
 292
 293         /* Add a virtual device. */
 294         char *vdev;
 295
 296          /* Use VMware TSC map instead of native RDTSC */
 297         uint32_t vmware_tsc_map_present;
 298         int vmware_tsc_map;
 299
 300          /* Type of this process (primary|secondary|auto) */
 301         char *proc_type;
 302
 303          /* Set syslog facility */
 304         char *syslog;
 305
 306         /* Set default log level */
 307         uint32_t log_level_present;
 308         uint32_t log_level;
 309
 310         /* Display version information on startup */
 311         uint32_t version_present;
 312         int version;
 313
 314         /* This help */
 315         uint32_t help_present;
 316         int help;
 317
 318          /* Use malloc instead of hugetlbfs */
 319         uint32_t no_huge_present;
 320         int no_huge;
 321
 322         /* Disable PCI */
 323         uint32_t no_pci_present;
 324         int no_pci;
 325
 326         /* Disable HPET */
 327         uint32_t no_hpet_present;
 328         int no_hpet;
 329
 330         /* No shared config (mmap'd files) */
 331         uint32_t no_shconf_present;
 332         int no_shconf;
 333
 334         /* Add driver */
 335         char *add_driver;
 336
 337         /*  Memory to allocate on sockets (comma separated values)*/
 338         char *socket_mem;
 339
 340         /* Directory where hugetlbfs is mounted */
 341         char *huge_dir;
 342
 343         /* Prefix for hugepage filenames */
 344         char *file_prefix;
 345
 346         /* Base virtual address */
 347         char *base_virtaddr;
 348
 349         /* Create /dev/uioX (usually done by hotplug) */
 350         uint32_t create_uio_dev_present;
 351         int create_uio_dev;
 352
 353         /* Interrupt mode for VFIO (legacy|msi|msix) */
 354         char *vfio_intr;
 355
 356         /* Support running on Xen dom0 without hugetlbfs */
 357         uint32_t xen_dom0_present;
 358         int xen_dom0;
 359 };
 360
 361 #ifndef APP_APPNAME_SIZE
 362 #define APP_APPNAME_SIZE                         256
 363 #endif
 364
 365 #ifndef APP_MAX_MEMPOOLS
 366 #define APP_MAX_MEMPOOLS                         8
 367 #endif
 368
 369 #ifndef APP_MAX_LINKS
 370 #define APP_MAX_LINKS                            16
 371 #endif
 372
 373 #ifndef APP_LINK_MAX_HWQ_IN
 374 #define APP_LINK_MAX_HWQ_IN                      64
 375 #endif
 376
 377 #ifndef APP_LINK_MAX_HWQ_OUT
 378 #define APP_LINK_MAX_HWQ_OUT                     64
 379 #endif
 380
 381 #define APP_MAX_HWQ_IN                     (APP_MAX_LINKS * APP_LINK_MAX_HWQ_IN)
 382
 383 #define APP_MAX_HWQ_OUT                   (APP_MAX_LINKS * APP_LINK_MAX_HWQ_OUT)
 384
 385 #ifndef APP_MAX_PKTQ_SWQ
 386 #define APP_MAX_PKTQ_SWQ                         256
 387 #endif
 388
 389 #define APP_MAX_PKTQ_TM                          APP_MAX_LINKS
 390
 391 #ifndef APP_MAX_PKTQ_SOURCE
 392 #define APP_MAX_PKTQ_SOURCE                      16
 393 #endif
 394
 395 #ifndef APP_MAX_PKTQ_SINK
 396 #define APP_MAX_PKTQ_SINK                        16
 397 #endif
 398
 399 #ifndef APP_MAX_MSGQ
 400 #define APP_MAX_MSGQ                             64
 401 #endif
 402
 403 #ifndef APP_MAX_PIPELINES
 404 #define APP_MAX_PIPELINES                        64
 405 #endif
 406
 407 #ifndef APP_EAL_ARGC
 408 #define APP_EAL_ARGC                             32
 409 #endif
 410
 411 #ifndef APP_MAX_PIPELINE_TYPES
 412 #define APP_MAX_PIPELINE_TYPES                   64
 413 #endif
 414
 415 #ifndef APP_MAX_THREADS
 416 #define APP_MAX_THREADS                          RTE_MAX_LCORE
 417 #endif
 418
 419 #ifndef APP_MAX_CMDS
 420 #define APP_MAX_CMDS                             64
 421 #endif
 422
 423 struct app_params {
 424         /* Config */
 425         char app_name[APP_APPNAME_SIZE];
 426         const char *config_file;
 427         const char *script_file;
 428         const char *parser_file;
 429         const char *output_file;
 430         const char *preproc;
 431         const char *preproc_args;
 432         uint64_t port_mask;
 433         uint32_t log_level;
 434
 435         struct app_eal_params eal_params;
 436         struct app_mempool_params mempool_params[APP_MAX_MEMPOOLS];
 437         struct app_link_params link_params[APP_MAX_LINKS];
 438         struct app_pktq_hwq_in_params hwq_in_params[APP_MAX_HWQ_IN];
 439         struct app_pktq_hwq_out_params hwq_out_params[APP_MAX_HWQ_OUT];
 440         struct app_pktq_swq_params swq_params[APP_MAX_PKTQ_SWQ];
 441         struct app_pktq_tm_params tm_params[APP_MAX_PKTQ_TM];
 442         struct app_pktq_source_params source_params[APP_MAX_PKTQ_SOURCE];
 443         struct app_pktq_sink_params sink_params[APP_MAX_PKTQ_SINK];
 444         struct app_msgq_params msgq_params[APP_MAX_MSGQ];
 445         struct app_pipeline_params pipeline_params[APP_MAX_PIPELINES];
 446
 447         uint32_t n_mempools;
 448         uint32_t n_links;
 449         uint32_t n_pktq_hwq_in;
 450         uint32_t n_pktq_hwq_out;
 451         uint32_t n_pktq_swq;
 452         uint32_t n_pktq_tm;
 453         uint32_t n_pktq_source;
 454         uint32_t n_pktq_sink;
 455         uint32_t n_msgq;
 456         uint32_t n_pipelines;
 457
 458         /* Init */
 459         char *eal_argv[1 + APP_EAL_ARGC];
 460         struct cpu_core_map *core_map;
 461         uint64_t core_mask;
 462         struct rte_mempool *mempool[APP_MAX_MEMPOOLS];
 463         struct rte_ring *swq[APP_MAX_PKTQ_SWQ];
 464         struct rte_sched_port *tm[APP_MAX_PKTQ_TM];
 465         struct rte_ring *msgq[APP_MAX_MSGQ];
 466         struct pipeline_type pipeline_type[APP_MAX_PIPELINE_TYPES];
 467         struct app_pipeline_data pipeline_data[APP_MAX_PIPELINES];
 468         struct app_thread_data thread_data[APP_MAX_THREADS];
 469         cmdline_parse_ctx_t cmds[APP_MAX_CMDS + 1];
 470
 471         int eal_argc;
 472         uint32_t n_pipeline_types;
 473         uint32_t n_cmds;
 474 };
 475
 476 #define APP_PARAM_VALID(obj) ((obj)->name != NULL)
 477
 478 #define APP_PARAM_COUNT(obj_array, n_objs)                              \
 479 {                                                                       \
 480         size_t i;                                                       \
 481                                                                         \
 482         n_objs = 0;                                                     \
 483         for (i = 0; i < RTE_DIM(obj_array); i++)                        \
 484                 if (APP_PARAM_VALID(&((obj_array)[i])))                 \
 485                         n_objs++;                                       \
 486 }
 487
 488 #define APP_PARAM_FIND(obj_array, key)                                  \
 489 ({                                                                      \
 490         ssize_t obj_idx;                                                \
 491         const ssize_t obj_count = RTE_DIM(obj_array);                   \
 492                                                                         \
 493         for (obj_idx = 0; obj_idx < obj_count; obj_idx++) {             \
 494                 if (!APP_PARAM_VALID(&((obj_array)[obj_idx])))          \
 495                         continue;                                       \
 496                                                                         \
 497                 if (strcmp(key, (obj_array)[obj_idx].name) == 0)        \
 498                         break;                                          \
 499         }                                                               \
 500         obj_idx < obj_count ? obj_idx : -ENOENT;                        \
 501 })
 502
 503 #define APP_PARAM_FIND_BY_ID(obj_array, prefix, id, obj)                \
 504 do {                                                                    \
 505         char name[APP_PARAM_NAME_SIZE];                                 \
 506         ssize_t pos;                                                    \
 507                                                                         \
 508         sprintf(name, prefix "%" PRIu32, id);                           \
 509         pos = APP_PARAM_FIND(obj_array, name);                          \
 510         obj = (pos < 0) ? NULL : &((obj_array)[pos]);                   \
 511 } while (0)
 512
 513 #define APP_PARAM_GET_ID(obj, prefix, id)                               \
 514 do                                                                      \
 515         sscanf(obj->name, prefix "%" SCNu32, &id);                              \
 516 while (0)                                                               \
 517
 518 #define APP_PARAM_ADD(obj_array, obj_name)                              \
 519 ({                                                                      \
 520         ssize_t obj_idx;                                                \
 521         const ssize_t obj_count = RTE_DIM(obj_array);                   \
 522                                                                         \
 523         obj_idx = APP_PARAM_FIND(obj_array, obj_name);                  \
 524         if (obj_idx < 0) {                                              \
 525                 for (obj_idx = 0; obj_idx < obj_count; obj_idx++) {     \
 526                         if (!APP_PARAM_VALID(&((obj_array)[obj_idx])))  \
 527                                 break;                                  \
 528                 }                                                       \
 529                                                                         \
 530                 if (obj_idx < obj_count) {                              \
 531                         (obj_array)[obj_idx].name = strdup(obj_name);   \
 532                         if ((obj_array)[obj_idx].name == NULL)          \
 533                                 obj_idx = -EINVAL;                      \
 534                 } else                                                  \
 535                         obj_idx = -ENOMEM;                              \
 536         }                                                               \
 537         obj_idx;                                                        \
 538 })
 539
 540 #define APP_CHECK(exp, fmt, ...)                                        \
 541 do {                                                                    \
 542         if (!(exp)) {                                                   \
 543                 fprintf(stderr, fmt "\n", ## __VA_ARGS__);              \
 544                 abort();                                                \
 545         }                                                               \
 546 } while (0)
 547
 548 enum app_log_level {
 549         APP_LOG_LEVEL_HIGH = 1,
 550         APP_LOG_LEVEL_LOW,
 551         APP_LOG_LEVELS
 552 };
 553
 554 #define APP_LOG(app, level, fmt, ...)                                   \
 555 do {                                                                    \
 556         if (app->log_level >= APP_LOG_LEVEL_ ## level)                  \
 557                 fprintf(stdout, "[APP] " fmt "\n", ## __VA_ARGS__);     \
 558 } while (0)
 559
 560 static inline uint32_t
 561 app_link_get_n_rxq(struct app_params *app, struct app_link_params *link)
 562 {
 563         uint32_t n_rxq = 0, link_id, i;
 564         uint32_t n_pktq_hwq_in = RTE_MIN(app->n_pktq_hwq_in,
 565                 RTE_DIM(app->hwq_in_params));
 566
 567         APP_PARAM_GET_ID(link, "LINK", link_id);
 568
 569         for (i = 0; i < n_pktq_hwq_in; i++) {
 570                 struct app_pktq_hwq_in_params *p = &app->hwq_in_params[i];
 571                 uint32_t rxq_link_id, rxq_queue_id;
 572
 573                 sscanf(p->name, "RXQ%" SCNu32 ".%" SCNu32,
 574                         &rxq_link_id, &rxq_queue_id);
 575                 if (rxq_link_id == link_id)
 576                         n_rxq++;
 577         }
 578
 579         return n_rxq;
 580 }
 581
 582 static inline uint32_t
 583 app_link_get_n_txq(struct app_params *app, struct app_link_params *link)
 584 {
 585         uint32_t n_txq = 0, link_id, i;
 586         uint32_t n_pktq_hwq_out = RTE_MIN(app->n_pktq_hwq_out,
 587                 RTE_DIM(app->hwq_out_params));
 588
 589         APP_PARAM_GET_ID(link, "LINK", link_id);
 590
 591         for (i = 0; i < n_pktq_hwq_out; i++) {
 592                 struct app_pktq_hwq_out_params *p = &app->hwq_out_params[i];
 593                 uint32_t txq_link_id, txq_queue_id;
 594
 595                 sscanf(p->name, "TXQ%" SCNu32 ".%" SCNu32,
 596                         &txq_link_id, &txq_queue_id);
 597                 if (txq_link_id == link_id)
 598                         n_txq++;
 599         }
 600
 601         return n_txq;
 602 }
 603
 604 static inline uint32_t
 605 app_rxq_get_readers(struct app_params *app, struct app_pktq_hwq_in_params *rxq)
 606 {
 607         uint32_t pos = rxq - app->hwq_in_params;
 608         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 609                 RTE_DIM(app->pipeline_params));
 610         uint32_t n_readers = 0, i;
 611
 612         for (i = 0; i < n_pipelines; i++) {
 613                 struct app_pipeline_params *p = &app->pipeline_params[i];
 614                 uint32_t n_pktq_in = RTE_MIN(p->n_pktq_in, RTE_DIM(p->pktq_in));
 615                 uint32_t j;
 616
 617                 for (j = 0; j < n_pktq_in; j++) {
 618                         struct app_pktq_in_params *pktq = &p->pktq_in[j];
 619
 620                         if ((pktq->type == APP_PKTQ_IN_HWQ) &&
 621                                 (pktq->id == pos))
 622                                 n_readers++;
 623                 }
 624         }
 625
 626         return n_readers;
 627 }
 628
 629 static inline uint32_t
 630 app_swq_get_readers(struct app_params *app, struct app_pktq_swq_params *swq)
 631 {
 632         uint32_t pos = swq - app->swq_params;
 633         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 634                 RTE_DIM(app->pipeline_params));
 635         uint32_t n_readers = 0, i;
 636
 637         for (i = 0; i < n_pipelines; i++) {
 638                 struct app_pipeline_params *p = &app->pipeline_params[i];
 639                 uint32_t n_pktq_in = RTE_MIN(p->n_pktq_in, RTE_DIM(p->pktq_in));
 640                 uint32_t j;
 641
 642                 for (j = 0; j < n_pktq_in; j++) {
 643                         struct app_pktq_in_params *pktq = &p->pktq_in[j];
 644
 645                         if ((pktq->type == APP_PKTQ_IN_SWQ) &&
 646                                 (pktq->id == pos))
 647                                 n_readers++;
 648                 }
 649         }
 650
 651         return n_readers;
 652 }
 653
 654 static inline uint32_t
 655 app_tm_get_readers(struct app_params *app, struct app_pktq_tm_params *tm)
 656 {
 657         uint32_t pos = tm - app->tm_params;
 658         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 659                 RTE_DIM(app->pipeline_params));
 660         uint32_t n_readers = 0, i;
 661
 662         for (i = 0; i < n_pipelines; i++) {
 663                 struct app_pipeline_params *p = &app->pipeline_params[i];
 664                 uint32_t n_pktq_in = RTE_MIN(p->n_pktq_in, RTE_DIM(p->pktq_in));
 665                 uint32_t j;
 666
 667                 for (j = 0; j < n_pktq_in; j++) {
 668                         struct app_pktq_in_params *pktq = &p->pktq_in[j];
 669
 670                         if ((pktq->type == APP_PKTQ_IN_TM) &&
 671                                 (pktq->id == pos))
 672                                 n_readers++;
 673                 }
 674         }
 675
 676         return n_readers;
 677 }
 678
 679 static inline uint32_t
 680 app_source_get_readers(struct app_params *app,
 681 struct app_pktq_source_params *source)
 682 {
 683         uint32_t pos = source - app->source_params;
 684         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 685                 RTE_DIM(app->pipeline_params));
 686         uint32_t n_readers = 0, i;
 687
 688         for (i = 0; i < n_pipelines; i++) {
 689                 struct app_pipeline_params *p = &app->pipeline_params[i];
 690                 uint32_t n_pktq_in = RTE_MIN(p->n_pktq_in, RTE_DIM(p->pktq_in));
 691                 uint32_t j;
 692
 693                 for (j = 0; j < n_pktq_in; j++) {
 694                         struct app_pktq_in_params *pktq = &p->pktq_in[j];
 695
 696                         if ((pktq->type == APP_PKTQ_IN_SOURCE) &&
 697                                 (pktq->id == pos))
 698                                 n_readers++;
 699                 }
 700         }
 701
 702         return n_readers;
 703 }
 704
 705 static inline uint32_t
 706 app_msgq_get_readers(struct app_params *app, struct app_msgq_params *msgq)
 707 {
 708         uint32_t pos = msgq - app->msgq_params;
 709         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 710                 RTE_DIM(app->pipeline_params));
 711         uint32_t n_readers = 0, i;
 712
 713         for (i = 0; i < n_pipelines; i++) {
 714                 struct app_pipeline_params *p = &app->pipeline_params[i];
 715                 uint32_t n_msgq_in = RTE_MIN(p->n_msgq_in, RTE_DIM(p->msgq_in));
 716                 uint32_t j;
 717
 718                 for (j = 0; j < n_msgq_in; j++)
 719                         if (p->msgq_in[j] == pos)
 720                                 n_readers++;
 721         }
 722
 723         return n_readers;
 724 }
 725
 726 static inline uint32_t
 727 app_txq_get_writers(struct app_params *app, struct app_pktq_hwq_out_params *txq)
 728 {
 729         uint32_t pos = txq - app->hwq_out_params;
 730         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 731                 RTE_DIM(app->pipeline_params));
 732         uint32_t n_writers = 0, i;
 733
 734         for (i = 0; i < n_pipelines; i++) {
 735                 struct app_pipeline_params *p = &app->pipeline_params[i];
 736                 uint32_t n_pktq_out = RTE_MIN(p->n_pktq_out,
 737                         RTE_DIM(p->pktq_out));
 738                 uint32_t j;
 739
 740                 for (j = 0; j < n_pktq_out; j++) {
 741                         struct app_pktq_out_params *pktq = &p->pktq_out[j];
 742
 743                         if ((pktq->type == APP_PKTQ_OUT_HWQ) &&
 744                                 (pktq->id == pos))
 745                                 n_writers++;
 746                 }
 747         }
 748
 749         return n_writers;
 750 }
 751
 752 static inline uint32_t
 753 app_swq_get_writers(struct app_params *app, struct app_pktq_swq_params *swq)
 754 {
 755         uint32_t pos = swq - app->swq_params;
 756         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 757                 RTE_DIM(app->pipeline_params));
 758         uint32_t n_writers = 0, i;
 759
 760         for (i = 0; i < n_pipelines; i++) {
 761                 struct app_pipeline_params *p = &app->pipeline_params[i];
 762                 uint32_t n_pktq_out = RTE_MIN(p->n_pktq_out,
 763                         RTE_DIM(p->pktq_out));
 764                 uint32_t j;
 765
 766                 for (j = 0; j < n_pktq_out; j++) {
 767                         struct app_pktq_out_params *pktq = &p->pktq_out[j];
 768
 769                         if ((pktq->type == APP_PKTQ_OUT_SWQ) &&
 770                                 (pktq->id == pos))
 771                                 n_writers++;
 772                 }
 773         }
 774
 775         return n_writers;
 776 }
 777
 778 static inline uint32_t
 779 app_tm_get_writers(struct app_params *app, struct app_pktq_tm_params *tm)
 780 {
 781         uint32_t pos = tm - app->tm_params;
 782         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 783                 RTE_DIM(app->pipeline_params));
 784         uint32_t n_writers = 0, i;
 785
 786         for (i = 0; i < n_pipelines; i++) {
 787                 struct app_pipeline_params *p = &app->pipeline_params[i];
 788                 uint32_t n_pktq_out = RTE_MIN(p->n_pktq_out,
 789                         RTE_DIM(p->pktq_out));
 790                 uint32_t j;
 791
 792                 for (j = 0; j < n_pktq_out; j++) {
 793                         struct app_pktq_out_params *pktq = &p->pktq_out[j];
 794
 795                         if ((pktq->type == APP_PKTQ_OUT_TM) &&
 796                                 (pktq->id == pos))
 797                                 n_writers++;
 798                 }
 799         }
 800
 801         return n_writers;
 802 }
 803
 804 static inline uint32_t
 805 app_sink_get_writers(struct app_params *app, struct app_pktq_sink_params *sink)
 806 {
 807         uint32_t pos = sink - app->sink_params;
 808         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 809                 RTE_DIM(app->pipeline_params));
 810         uint32_t n_writers = 0, i;
 811
 812         for (i = 0; i < n_pipelines; i++) {
 813                 struct app_pipeline_params *p = &app->pipeline_params[i];
 814                 uint32_t n_pktq_out = RTE_MIN(p->n_pktq_out,
 815                         RTE_DIM(p->pktq_out));
 816                 uint32_t j;
 817
 818                 for (j = 0; j < n_pktq_out; j++) {
 819                         struct app_pktq_out_params *pktq = &p->pktq_out[j];
 820
 821                         if ((pktq->type == APP_PKTQ_OUT_SINK) &&
 822                                 (pktq->id == pos))
 823                                 n_writers++;
 824                 }
 825         }
 826
 827         return n_writers;
 828 }
 829
 830 static inline uint32_t
 831 app_msgq_get_writers(struct app_params *app, struct app_msgq_params *msgq)
 832 {
 833         uint32_t pos = msgq - app->msgq_params;
 834         uint32_t n_pipelines = RTE_MIN(app->n_pipelines,
 835                 RTE_DIM(app->pipeline_params));
 836         uint32_t n_writers = 0, i;
 837
 838         for (i = 0; i < n_pipelines; i++) {
 839                 struct app_pipeline_params *p = &app->pipeline_params[i];
 840                 uint32_t n_msgq_out = RTE_MIN(p->n_msgq_out,
 841                         RTE_DIM(p->msgq_out));
 842                 uint32_t j;
 843
 844                 for (j = 0; j < n_msgq_out; j++)
 845                         if (p->msgq_out[j] == pos)
 846                                 n_writers++;
 847         }
 848
 849         return n_writers;
 850 }
 851
 852 static inline struct app_link_params *
 853 app_get_link_for_rxq(struct app_params *app, struct app_pktq_hwq_in_params *p)
 854 {
 855         char link_name[APP_PARAM_NAME_SIZE];
 856         ssize_t link_param_idx;
 857         uint32_t rxq_link_id, rxq_queue_id;
 858
 859         sscanf(p->name, "RXQ%" SCNu32 ".%" SCNu32,
 860                 &rxq_link_id, &rxq_queue_id);
 861         sprintf(link_name, "LINK%" PRIu32, rxq_link_id);
 862         link_param_idx = APP_PARAM_FIND(app->link_params, link_name);
 863         APP_CHECK((link_param_idx >= 0),
 864                 "Cannot find %s for %s", link_name, p->name);
 865
 866         return &app->link_params[link_param_idx];
 867 }
 868
 869 static inline struct app_link_params *
 870 app_get_link_for_txq(struct app_params *app, struct app_pktq_hwq_out_params *p)
 871 {
 872         char link_name[APP_PARAM_NAME_SIZE];
 873         ssize_t link_param_idx;
 874         uint32_t txq_link_id, txq_queue_id;
 875
 876         sscanf(p->name, "TXQ%" SCNu32 ".%" SCNu32,
 877                 &txq_link_id, &txq_queue_id);
 878         sprintf(link_name, "LINK%" PRIu32, txq_link_id);
 879         link_param_idx = APP_PARAM_FIND(app->link_params, link_name);
 880         APP_CHECK((link_param_idx >= 0),
 881                 "Cannot find %s for %s", link_name, p->name);
 882
 883         return &app->link_params[link_param_idx];
 884 }
 885
 886 static inline struct app_link_params *
 887 app_get_link_for_tm(struct app_params *app, struct app_pktq_tm_params *p_tm)
 888 {
 889         char link_name[APP_PARAM_NAME_SIZE];
 890         uint32_t link_id;
 891         ssize_t link_param_idx;
 892
 893         sscanf(p_tm->name, "TM%" PRIu32, &link_id);
 894         sprintf(link_name, "LINK%" PRIu32, link_id);
 895         link_param_idx = APP_PARAM_FIND(app->link_params, link_name);
 896         APP_CHECK((link_param_idx >= 0),
 897                 "Cannot find %s for %s", link_name, p_tm->name);
 898
 899         return &app->link_params[link_param_idx];
 900 }
 901
 902 int app_config_init(struct app_params *app);
 903
 904 int app_config_args(struct app_params *app,
 905         int argc, char **argv);
 906
 907 int app_config_preproc(struct app_params *app);
 908
 909 int app_config_parse(struct app_params *app,
 910         const char *file_name);
 911
 912 int app_config_parse_tm(struct app_params *app);
 913
 914 void app_config_save(struct app_params *app,
 915         const char *file_name);
 916
 917 int app_config_check(struct app_params *app);
 918
 919 int app_init(struct app_params *app);
 920
 921 int app_thread(void *arg);
 922
 923 int app_pipeline_type_register(struct app_params *app,
 924         struct pipeline_type *ptype);
 925
 926 struct pipeline_type *app_pipeline_type_find(struct app_params *app,
 927         char *name);
 928
 929 void app_link_up_internal(struct app_params *app,
 930         struct app_link_params *cp);
 931
 932 void app_link_down_internal(struct app_params *app,
 933         struct app_link_params *cp);
 934
 935 #endif