ceph/src/spdk/dpdk/test/test/test_pmd_ring.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2015 Intel Corporation
   3  */
   4 #include "test.h"
   5
   6 #include <stdio.h>
   7
   8 #include <rte_eth_ring.h>
   9 #include <rte_ethdev.h>
  10
  11 static struct rte_mempool *mp;
  12 static int tx_porta, rx_portb, rxtx_portc, rxtx_portd, rxtx_porte;
  13
  14 #define SOCKET0 0
  15 #define RING_SIZE 256
  16 #define NUM_RINGS 2
  17 #define NB_MBUF 512
  18
  19
  20 static int
  21 test_ethdev_configure_port(int port)
  22 {
  23         struct rte_eth_conf null_conf;
  24         struct rte_eth_link link;
  25
  26         memset(&null_conf, 0, sizeof(struct rte_eth_conf));
  27
  28         if (rte_eth_dev_configure(port, 1, 2, &null_conf) < 0) {
  29                 printf("Configure failed for port %d\n", port);
  30                 return -1;
  31         }
  32
  33         /* Test queue release */
  34         if (rte_eth_dev_configure(port, 1, 1, &null_conf) < 0) {
  35                 printf("Configure failed for port %d\n", port);
  36                 return -1;
  37         }
  38
  39         if (rte_eth_tx_queue_setup(port, 0, RING_SIZE, SOCKET0, NULL) < 0) {
  40                 printf("TX queue setup failed port %d\n", port);
  41                 return -1;
  42         }
  43
  44         if (rte_eth_rx_queue_setup(port, 0, RING_SIZE, SOCKET0,
  45                         NULL, mp) < 0) {
  46                 printf("RX queue setup failed port %d\n", port);
  47                 return -1;
  48         }
  49
  50         if (rte_eth_dev_start(port) < 0) {
  51                 printf("Error starting port %d\n", port);
  52                 return -1;
  53         }
  54
  55         rte_eth_link_get(port, &link);
  56
  57         return 0;
  58 }
  59
  60 static int
  61 test_send_basic_packets(void)
  62 {
  63         struct rte_mbuf  bufs[RING_SIZE];
  64         struct rte_mbuf *pbufs[RING_SIZE];
  65         int i;
  66
  67         printf("Testing send and receive RING_SIZE/2 packets (tx_porta -> rx_portb)\n");
  68
  69         for (i = 0; i < RING_SIZE/2; i++)
  70                 pbufs[i] = &bufs[i];
  71
  72         if (rte_eth_tx_burst(tx_porta, 0, pbufs, RING_SIZE/2) < RING_SIZE/2) {
  73                 printf("Failed to transmit packet burst port %d\n", tx_porta);
  74                 return -1;
  75         }
  76
  77         if (rte_eth_rx_burst(rx_portb, 0, pbufs, RING_SIZE) != RING_SIZE/2) {
  78                 printf("Failed to receive packet burst on port %d\n", rx_portb);
  79                 return -1;
  80         }
  81
  82         for (i = 0; i < RING_SIZE/2; i++)
  83                 if (pbufs[i] != &bufs[i]) {
  84                         printf("Error: received data does not match that transmitted\n");
  85                         return -1;
  86                 }
  87
  88         return 0;
  89 }
  90
  91 static int
  92 test_send_basic_packets_port(int port)
  93 {
  94         struct rte_mbuf  bufs[RING_SIZE];
  95         struct rte_mbuf *pbufs[RING_SIZE];
  96         int i;
  97
  98         printf("Testing send and receive RING_SIZE/2 packets (cmdl_port0 -> cmdl_port0)\n");
  99
 100         for (i = 0; i < RING_SIZE/2; i++)
 101                 pbufs[i] = &bufs[i];
 102
 103         if (rte_eth_tx_burst(port, 0, pbufs, RING_SIZE/2) < RING_SIZE/2) {
 104                 printf("Failed to transmit packet burst port %d\n", port);
 105                 return -1;
 106         }
 107
 108         if (rte_eth_rx_burst(port, 0, pbufs, RING_SIZE) != RING_SIZE/2) {
 109                 printf("Failed to receive packet burst on port %d\n", port);
 110                 return -1;
 111         }
 112
 113         for (i = 0; i < RING_SIZE/2; i++)
 114                 if (pbufs[i] != &bufs[i]) {
 115                         printf("Error: received data does not match that transmitted\n");
 116                         return -1;
 117                 }
 118
 119         return 0;
 120 }
 121
 122
 123 static int
 124 test_get_stats(int port)
 125 {
 126         struct rte_eth_stats stats;
 127         struct rte_mbuf buf, *pbuf = &buf;
 128
 129         printf("Testing ring PMD stats_get port %d\n", port);
 130
 131         /* check stats of RXTX port, should all be zero */
 132
 133         rte_eth_stats_get(port, &stats);
 134         if (stats.ipackets != 0 || stats.opackets != 0 ||
 135                         stats.ibytes != 0 || stats.obytes != 0 ||
 136                         stats.ierrors != 0 || stats.oerrors != 0) {
 137                 printf("Error: port %d stats are not zero\n", port);
 138                 return -1;
 139         }
 140
 141         /* send and receive 1 packet and check for stats update */
 142         if (rte_eth_tx_burst(port, 0, &pbuf, 1) != 1) {
 143                 printf("Error sending packet to port %d\n", port);
 144                 return -1;
 145         }
 146
 147         if (rte_eth_rx_burst(port, 0, &pbuf, 1) != 1) {
 148                 printf("Error receiving packet from port %d\n", port);
 149                 return -1;
 150         }
 151
 152         rte_eth_stats_get(port, &stats);
 153         if (stats.ipackets != 1 || stats.opackets != 1 ||
 154                         stats.ibytes != 0 || stats.obytes != 0 ||
 155                         stats.ierrors != 0 || stats.oerrors != 0) {
 156                 printf("Error: port %d stats are not as expected\n", port);
 157                 return -1;
 158         }
 159         return 0;
 160 }
 161
 162 static int
 163 test_stats_reset(int port)
 164 {
 165         struct rte_eth_stats stats;
 166         struct rte_mbuf buf, *pbuf = &buf;
 167
 168         printf("Testing ring PMD stats_reset port %d\n", port);
 169
 170         rte_eth_stats_reset(port);
 171
 172         /* check stats of RXTX port, should all be zero */
 173         rte_eth_stats_get(port, &stats);
 174         if (stats.ipackets != 0 || stats.opackets != 0 ||
 175                         stats.ibytes != 0 || stats.obytes != 0 ||
 176                         stats.ierrors != 0 || stats.oerrors != 0) {
 177                 printf("Error: port %d stats are not zero\n", port);
 178                 return -1;
 179         }
 180
 181         /* send and receive 1 packet and check for stats update */
 182         if (rte_eth_tx_burst(port, 0, &pbuf, 1) != 1) {
 183                 printf("Error sending packet to port %d\n", port);
 184                 return -1;
 185         }
 186
 187         if (rte_eth_rx_burst(port, 0, &pbuf, 1) != 1) {
 188                 printf("Error receiving packet from port %d\n", port);
 189                 return -1;
 190         }
 191
 192         rte_eth_stats_get(port, &stats);
 193         if (stats.ipackets != 1 || stats.opackets != 1 ||
 194                         stats.ibytes != 0 || stats.obytes != 0 ||
 195                         stats.ierrors != 0 || stats.oerrors != 0) {
 196                 printf("Error: port %d stats are not as expected\n", port);
 197                 return -1;
 198         }
 199
 200         rte_eth_stats_reset(port);
 201
 202         /* check stats of RXTX port, should all be zero */
 203         rte_eth_stats_get(port, &stats);
 204         if (stats.ipackets != 0 || stats.opackets != 0 ||
 205                         stats.ibytes != 0 || stats.obytes != 0 ||
 206                         stats.ierrors != 0 || stats.oerrors != 0) {
 207                 printf("Error: port %d stats are not zero\n", port);
 208                 return -1;
 209         }
 210
 211         return 0;
 212 }
 213
 214 static int
 215 test_pmd_ring_pair_create_attach(int portd, int porte)
 216 {
 217         struct rte_eth_stats stats, stats2;
 218         struct rte_mbuf buf, *pbuf = &buf;
 219         struct rte_eth_conf null_conf;
 220
 221         memset(&null_conf, 0, sizeof(struct rte_eth_conf));
 222
 223         if ((rte_eth_dev_configure(portd, 1, 1, &null_conf) < 0)
 224                 || (rte_eth_dev_configure(porte, 1, 1, &null_conf) < 0)) {
 225                 printf("Configure failed for port\n");
 226                 return -1;
 227         }
 228
 229         if ((rte_eth_tx_queue_setup(portd, 0, RING_SIZE, SOCKET0, NULL) < 0)
 230                 || (rte_eth_tx_queue_setup(porte, 0, RING_SIZE, SOCKET0, NULL) < 0)) {
 231                 printf("TX queue setup failed\n");
 232                 return -1;
 233         }
 234
 235         if ((rte_eth_rx_queue_setup(portd, 0, RING_SIZE, SOCKET0, NULL, mp) < 0)
 236                 || (rte_eth_rx_queue_setup(porte, 0, RING_SIZE, SOCKET0, NULL, mp) < 0)) {
 237                 printf("RX queue setup failed\n");
 238                 return -1;
 239         }
 240
 241         if ((rte_eth_dev_start(portd) < 0)
 242                 || (rte_eth_dev_start(porte) < 0)) {
 243                 printf("Error starting port\n");
 244                 return -1;
 245         }
 246
 247         rte_eth_stats_reset(portd);
 248         /* check stats of port, should all be zero */
 249         rte_eth_stats_get(portd, &stats);
 250         if (stats.ipackets != 0 || stats.opackets != 0 ||
 251                         stats.ibytes != 0 || stats.obytes != 0 ||
 252                         stats.ierrors != 0 || stats.oerrors != 0) {
 253                 printf("Error: port %d stats are not zero\n", portd);
 254                 return -1;
 255         }
 256
 257         rte_eth_stats_reset(porte);
 258         /* check stats of port, should all be zero */
 259         rte_eth_stats_get(porte, &stats2);
 260         if (stats2.ipackets != 0 || stats2.opackets != 0 ||
 261                         stats2.ibytes != 0 || stats2.obytes != 0 ||
 262                         stats2.ierrors != 0 || stats2.oerrors != 0) {
 263                 printf("Error: port %d stats are not zero\n", porte);
 264                 return -1;
 265         }
 266
 267         /*
 268          * send and receive 1 packet (portd -> porte)
 269          * and check for stats update
 270          */
 271         printf("Testing send and receive 1 packet (portd -> porte)\n");
 272         if (rte_eth_tx_burst(portd, 0, &pbuf, 1) != 1) {
 273                 printf("Error sending packet to port %d\n", portd);
 274                 return -1;
 275         }
 276
 277         if (rte_eth_rx_burst(porte, 0, &pbuf, 1) != 1) {
 278                 printf("Error receiving packet from port %d\n", porte);
 279                 return -1;
 280         }
 281
 282         rte_eth_stats_get(portd, &stats);
 283         rte_eth_stats_get(porte, &stats2);
 284         if (stats.ipackets != 0 || stats.opackets != 1 ||
 285                         stats.ibytes != 0 || stats.obytes != 0 ||
 286                         stats.ierrors != 0 || stats.oerrors != 0) {
 287                 printf("Error: port %d stats are not as expected\n", portd);
 288                 return -1;
 289         }
 290
 291         if (stats2.ipackets != 1 || stats2.opackets != 0 ||
 292                         stats2.ibytes != 0 || stats2.obytes != 0 ||
 293                         stats2.ierrors != 0 || stats2.oerrors != 0) {
 294                 printf("Error: port %d stats are not as expected\n", porte);
 295                 return -1;
 296         }
 297
 298         /*
 299          * send and receive 1 packet (porte -> portd)
 300          * and check for stats update
 301          */
 302         printf("Testing send and receive 1 packet (porte -> portd)\n");
 303         if (rte_eth_tx_burst(porte, 0, &pbuf, 1) != 1) {
 304                 printf("Error sending packet to port %d\n", porte);
 305                 return -1;
 306         }
 307
 308         if (rte_eth_rx_burst(portd, 0, &pbuf, 1) != 1) {
 309                 printf("Error receiving packet from port %d\n", portd);
 310                 return -1;
 311         }
 312
 313         rte_eth_stats_get(portd, &stats);
 314         rte_eth_stats_get(porte, &stats2);
 315         if (stats.ipackets != 1 || stats.opackets != 1 ||
 316                         stats.ibytes != 0 || stats.obytes != 0 ||
 317                         stats.ierrors != 0 || stats.oerrors != 0) {
 318                 printf("Error: port %d stats are not as expected\n", portd);
 319                 return -1;
 320         }
 321
 322         if (stats2.ipackets != 1 || stats2.opackets != 1 ||
 323                         stats2.ibytes != 0 || stats2.obytes != 0 ||
 324                         stats2.ierrors != 0 || stats2.oerrors != 0) {
 325                 printf("Error: port %d stats are not as expected\n", porte);
 326                 return -1;
 327         }
 328
 329         /*
 330          * send and receive 1 packet (portd -> portd)
 331          * and check for stats update
 332          */
 333         printf("Testing send and receive 1 packet (portd -> portd)\n");
 334         if (rte_eth_tx_burst(portd, 0, &pbuf, 1) != 1) {
 335                 printf("Error sending packet to port %d\n", portd);
 336                 return -1;
 337         }
 338
 339         if (rte_eth_rx_burst(portd, 0, &pbuf, 1) != 1) {
 340                 printf("Error receiving packet from port %d\n", porte);
 341                 return -1;
 342         }
 343
 344         rte_eth_stats_get(portd, &stats);
 345         rte_eth_stats_get(porte, &stats2);
 346         if (stats.ipackets != 2 || stats.opackets != 2 ||
 347                         stats.ibytes != 0 || stats.obytes != 0 ||
 348                         stats.ierrors != 0 || stats.oerrors != 0) {
 349                 printf("Error: port %d stats are not as expected\n", portd);
 350                 return -1;
 351         }
 352
 353         if (stats2.ipackets != 1 || stats2.opackets != 1 ||
 354                         stats2.ibytes != 0 || stats2.obytes != 0 ||
 355                         stats2.ierrors != 0 || stats2.oerrors != 0) {
 356                 printf("Error: port %d stats are not as expected\n", porte);
 357                 return -1;
 358         }
 359
 360         /*
 361          * send and receive 1 packet (porte -> porte)
 362          * and check for stats update
 363          */
 364         printf("Testing send and receive 1 packet (porte -> porte)\n");
 365         if (rte_eth_tx_burst(porte, 0, &pbuf, 1) != 1) {
 366                 printf("Error sending packet to port %d\n", porte);
 367                 return -1;
 368         }
 369
 370         if (rte_eth_rx_burst(porte, 0, &pbuf, 1) != 1) {
 371                 printf("Error receiving packet from port %d\n", porte);
 372                 return -1;
 373         }
 374
 375         rte_eth_stats_get(portd, &stats);
 376         rte_eth_stats_get(porte, &stats2);
 377         if (stats.ipackets != 2 || stats.opackets != 2 ||
 378                         stats.ibytes != 0 || stats.obytes != 0 ||
 379                         stats.ierrors != 0 || stats.oerrors != 0) {
 380                 printf("Error: port %d stats are not as expected\n", portd);
 381                 return -1;
 382         }
 383
 384         if (stats2.ipackets != 2 || stats2.opackets != 2 ||
 385                         stats2.ibytes != 0 || stats2.obytes != 0 ||
 386                         stats2.ierrors != 0 || stats2.oerrors != 0) {
 387                 printf("Error: port %d stats are not as expected\n", porte);
 388                 return -1;
 389         }
 390
 391         rte_eth_dev_stop(portd);
 392         rte_eth_dev_stop(porte);
 393
 394         return 0;
 395 }
 396
 397 static int
 398 test_pmd_ring(void)
 399 {
 400         struct rte_ring *rxtx[NUM_RINGS];
 401         int port, cmdl_port0 = -1;
 402         uint8_t nb_ports;
 403
 404         nb_ports = rte_eth_dev_count_avail();
 405         printf("nb_ports=%d\n", (int)nb_ports);
 406
 407         /*  create the rings and eth_rings in the test code.
 408          *  This does not test the rte_pmd_ring_devinit function.
 409          *
 410          *  Test with the command line option --vdev=net_ring0 to test rte_pmd_ring_devinit.
 411          */
 412         rxtx[0] = rte_ring_create("R0", RING_SIZE, SOCKET0, RING_F_SP_ENQ|RING_F_SC_DEQ);
 413         if (rxtx[0] == NULL) {
 414                 printf("rte_ring_create R0 failed");
 415                 return -1;
 416         }
 417
 418         rxtx[1] = rte_ring_create("R1", RING_SIZE, SOCKET0, RING_F_SP_ENQ|RING_F_SC_DEQ);
 419         if (rxtx[1] == NULL) {
 420                 printf("rte_ring_create R1 failed");
 421                 return -1;
 422         }
 423
 424         tx_porta = rte_eth_from_rings("net_ringa", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
 425         rx_portb = rte_eth_from_rings("net_ringb", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
 426         rxtx_portc = rte_eth_from_rings("net_ringc", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
 427         rxtx_portd = rte_eth_from_rings("net_ringd", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
 428         rxtx_porte = rte_eth_from_rings("net_ringe", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
 429
 430         printf("tx_porta=%d rx_portb=%d rxtx_portc=%d rxtx_portd=%d rxtx_porte=%d\n",
 431                         tx_porta, rx_portb, rxtx_portc, rxtx_portd, rxtx_porte);
 432
 433         if ((tx_porta == -1) || (rx_portb == -1) || (rxtx_portc == -1)
 434                 || (rxtx_portd == -1) || (rxtx_porte == -1)) {
 435                 printf("rte_eth_from rings failed\n");
 436                 return -1;
 437         }
 438
 439         mp = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32,
 440                 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
 441         if (mp == NULL)
 442                 return -1;
 443
 444         if ((tx_porta >= RTE_MAX_ETHPORTS) || (rx_portb >= RTE_MAX_ETHPORTS)
 445                 || (rxtx_portc >= RTE_MAX_ETHPORTS)
 446                 || (rxtx_portd >= RTE_MAX_ETHPORTS)
 447                 || (rxtx_porte >= RTE_MAX_ETHPORTS)) {
 448                 printf(" port exceed max eth ports\n");
 449                 return -1;
 450         }
 451
 452         if (test_ethdev_configure_port(tx_porta) < 0)
 453                 return -1;
 454
 455         if (test_ethdev_configure_port(rx_portb) < 0)
 456                 return -1;
 457
 458         if (test_ethdev_configure_port(rxtx_portc) < 0)
 459                 return -1;
 460
 461         if (test_send_basic_packets() < 0)
 462                 return -1;
 463
 464         if (test_get_stats(rxtx_portc) < 0)
 465                 return -1;
 466
 467         if (test_stats_reset(rxtx_portc) < 0)
 468                 return -1;
 469
 470         rte_eth_dev_stop(tx_porta);
 471         rte_eth_dev_stop(rx_portb);
 472         rte_eth_dev_stop(rxtx_portc);
 473
 474         if (test_pmd_ring_pair_create_attach(rxtx_portd, rxtx_porte) < 0)
 475                 return -1;
 476
 477         /* find a port created with the --vdev=net_ring0 command line option */
 478         RTE_ETH_FOREACH_DEV(port) {
 479                 struct rte_eth_dev_info dev_info;
 480
 481                 rte_eth_dev_info_get(port, &dev_info);
 482                 if (!strcmp(dev_info.driver_name, "Rings PMD")) {
 483                         printf("found a command line ring port=%d\n", port);
 484                         cmdl_port0 = port;
 485                         break;
 486                 }
 487         }
 488         if (cmdl_port0 != -1) {
 489                 if (test_ethdev_configure_port(cmdl_port0) < 0)
 490                         return -1;
 491                 if (test_send_basic_packets_port(cmdl_port0) < 0)
 492                         return -1;
 493                 if (test_stats_reset(cmdl_port0) < 0)
 494                         return -1;
 495                 if (test_get_stats(cmdl_port0) < 0)
 496                         return -1;
 497                 rte_eth_dev_stop(cmdl_port0);
 498         }
 499         return 0;
 500 }
 501
 502 REGISTER_TEST_COMMAND(ring_pmd_autotest, test_pmd_ring);