1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2014 Intel Corporation 3 */ 4 5 #include <stdint.h> 6 #include <memory.h> 7 8 #include <rte_log.h> 9 #include <rte_mbuf.h> 10 #include <rte_debug.h> 11 #include <rte_ethdev.h> 12 #include <rte_mempool.h> 13 #include <rte_sched.h> 14 #include <rte_cycles.h> 15 #include <rte_string_fns.h> 16 #include <rte_cfgfile.h> 17 18 #include "main.h" 19 #include "cfg_file.h" 20 21 uint32_t app_numa_mask = 0; 22 static uint32_t app_inited_port_mask = 0; 23 24 int app_pipe_to_profile[MAX_SCHED_SUBPORTS][MAX_SCHED_PIPES]; 25 26 #define MAX_NAME_LEN 32 27 28 struct ring_conf ring_conf = { 29 .rx_size = APP_RX_DESC_DEFAULT, 30 .ring_size = APP_RING_SIZE, 31 .tx_size = APP_TX_DESC_DEFAULT, 32 }; 33 34 struct burst_conf burst_conf = { 35 .rx_burst = MAX_PKT_RX_BURST, 36 .ring_burst = PKT_ENQUEUE, 37 .qos_dequeue = PKT_DEQUEUE, 38 .tx_burst = MAX_PKT_TX_BURST, 39 }; 40 41 struct ring_thresh rx_thresh = { 42 .pthresh = RX_PTHRESH, 43 .hthresh = RX_HTHRESH, 44 .wthresh = RX_WTHRESH, 45 }; 46 47 struct ring_thresh tx_thresh = { 48 .pthresh = TX_PTHRESH, 49 .hthresh = TX_HTHRESH, 50 .wthresh = TX_WTHRESH, 51 }; 52 53 uint32_t nb_pfc; 54 const char *cfg_profile = NULL; 55 int mp_size = NB_MBUF; 56 struct flow_conf qos_conf[MAX_DATA_STREAMS]; 57 58 static struct rte_eth_conf port_conf = { 59 .rxmode = { 60 .max_rx_pkt_len = RTE_ETHER_MAX_LEN, 61 .split_hdr_size = 0, 62 }, 63 .txmode = { 64 .mq_mode = ETH_DCB_NONE, 65 }, 66 }; 67 68 static int 69 app_init_port(uint16_t portid, struct rte_mempool *mp) 70 { 71 int ret; 72 struct rte_eth_link link; 73 struct rte_eth_dev_info dev_info; 74 struct rte_eth_rxconf rx_conf; 75 struct rte_eth_txconf tx_conf; 76 uint16_t rx_size; 77 uint16_t tx_size; 78 struct rte_eth_conf local_port_conf = port_conf; 79 80 /* check if port already initialized (multistream configuration) */ 81 if (app_inited_port_mask & (1u << portid)) 82 return 0; 83 84 rx_conf.rx_thresh.pthresh = rx_thresh.pthresh; 85 rx_conf.rx_thresh.hthresh = rx_thresh.hthresh; 86 rx_conf.rx_thresh.wthresh = rx_thresh.wthresh; 87 rx_conf.rx_free_thresh = 32; 88 rx_conf.rx_drop_en = 0; 89 rx_conf.rx_deferred_start = 0; 90 91 tx_conf.tx_thresh.pthresh = tx_thresh.pthresh; 92 tx_conf.tx_thresh.hthresh = tx_thresh.hthresh; 93 tx_conf.tx_thresh.wthresh = tx_thresh.wthresh; 94 tx_conf.tx_free_thresh = 0; 95 tx_conf.tx_rs_thresh = 0; 96 tx_conf.tx_deferred_start = 0; 97 98 /* init port */ 99 RTE_LOG(INFO, APP, "Initializing port %"PRIu16"... ", portid); 100 fflush(stdout); 101 102 ret = rte_eth_dev_info_get(portid, &dev_info); 103 if (ret != 0) 104 rte_exit(EXIT_FAILURE, 105 "Error during getting device (port %u) info: %s\n", 106 portid, strerror(-ret)); 107 108 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) 109 local_port_conf.txmode.offloads |= 110 DEV_TX_OFFLOAD_MBUF_FAST_FREE; 111 ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf); 112 if (ret < 0) 113 rte_exit(EXIT_FAILURE, 114 "Cannot configure device: err=%d, port=%u\n", 115 ret, portid); 116 117 rx_size = ring_conf.rx_size; 118 tx_size = ring_conf.tx_size; 119 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &rx_size, &tx_size); 120 if (ret < 0) 121 rte_exit(EXIT_FAILURE, 122 "rte_eth_dev_adjust_nb_rx_tx_desc: err=%d,port=%u\n", 123 ret, portid); 124 ring_conf.rx_size = rx_size; 125 ring_conf.tx_size = tx_size; 126 127 /* init one RX queue */ 128 fflush(stdout); 129 rx_conf.offloads = local_port_conf.rxmode.offloads; 130 ret = rte_eth_rx_queue_setup(portid, 0, (uint16_t)ring_conf.rx_size, 131 rte_eth_dev_socket_id(portid), &rx_conf, mp); 132 if (ret < 0) 133 rte_exit(EXIT_FAILURE, 134 "rte_eth_tx_queue_setup: err=%d, port=%u\n", 135 ret, portid); 136 137 /* init one TX queue */ 138 fflush(stdout); 139 tx_conf.offloads = local_port_conf.txmode.offloads; 140 ret = rte_eth_tx_queue_setup(portid, 0, 141 (uint16_t)ring_conf.tx_size, rte_eth_dev_socket_id(portid), &tx_conf); 142 if (ret < 0) 143 rte_exit(EXIT_FAILURE, 144 "rte_eth_tx_queue_setup: err=%d, port=%u queue=%d\n", 145 ret, portid, 0); 146 147 /* Start device */ 148 ret = rte_eth_dev_start(portid); 149 if (ret < 0) 150 rte_exit(EXIT_FAILURE, 151 "rte_pmd_port_start: err=%d, port=%u\n", 152 ret, portid); 153 154 printf("done: "); 155 156 /* get link status */ 157 ret = rte_eth_link_get(portid, &link); 158 if (ret < 0) 159 rte_exit(EXIT_FAILURE, 160 "rte_eth_link_get: err=%d, port=%u: %s\n", 161 ret, portid, rte_strerror(-ret)); 162 163 if (link.link_status) { 164 printf(" Link Up - speed %u Mbps - %s\n", 165 (uint32_t) link.link_speed, 166 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 167 ("full-duplex") : ("half-duplex\n")); 168 } else { 169 printf(" Link Down\n"); 170 } 171 ret = rte_eth_promiscuous_enable(portid); 172 if (ret != 0) 173 rte_exit(EXIT_FAILURE, 174 "rte_eth_promiscuous_enable: err=%s, port=%u\n", 175 rte_strerror(-ret), portid); 176 177 /* mark port as initialized */ 178 app_inited_port_mask |= 1u << portid; 179 180 return 0; 181 } 182 183 static struct rte_sched_pipe_params pipe_profiles[MAX_SCHED_PIPE_PROFILES] = { 184 { /* Profile #0 */ 185 .tb_rate = 305175, 186 .tb_size = 1000000, 187 188 .tc_rate = {305175, 305175, 305175, 305175, 305175, 305175, 189 305175, 305175, 305175, 305175, 305175, 305175, 305175}, 190 .tc_period = 40, 191 #ifdef RTE_SCHED_SUBPORT_TC_OV 192 .tc_ov_weight = 1, 193 #endif 194 195 .wrr_weights = {1, 1, 1, 1}, 196 }, 197 }; 198 199 struct rte_sched_subport_params subport_params[MAX_SCHED_SUBPORTS] = { 200 { 201 .tb_rate = 1250000000, 202 .tb_size = 1000000, 203 204 .tc_rate = {1250000000, 1250000000, 1250000000, 1250000000, 205 1250000000, 1250000000, 1250000000, 1250000000, 1250000000, 206 1250000000, 1250000000, 1250000000, 1250000000}, 207 .tc_period = 10, 208 .n_pipes_per_subport_enabled = 4096, 209 .qsize = {64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64}, 210 .pipe_profiles = pipe_profiles, 211 .n_pipe_profiles = sizeof(pipe_profiles) / 212 sizeof(struct rte_sched_pipe_params), 213 .n_max_pipe_profiles = MAX_SCHED_PIPE_PROFILES, 214 #ifdef RTE_SCHED_RED 215 .red_params = { 216 /* Traffic Class 0 Colors Green / Yellow / Red */ 217 [0][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 218 [0][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 219 [0][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 220 221 /* Traffic Class 1 - Colors Green / Yellow / Red */ 222 [1][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 223 [1][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 224 [1][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 225 226 /* Traffic Class 2 - Colors Green / Yellow / Red */ 227 [2][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 228 [2][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 229 [2][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 230 231 /* Traffic Class 3 - Colors Green / Yellow / Red */ 232 [3][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 233 [3][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 234 [3][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 235 236 /* Traffic Class 4 - Colors Green / Yellow / Red */ 237 [4][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 238 [4][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 239 [4][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 240 241 /* Traffic Class 5 - Colors Green / Yellow / Red */ 242 [5][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 243 [5][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 244 [5][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 245 246 /* Traffic Class 6 - Colors Green / Yellow / Red */ 247 [6][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 248 [6][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 249 [6][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 250 251 /* Traffic Class 7 - Colors Green / Yellow / Red */ 252 [7][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 253 [7][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 254 [7][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 255 256 /* Traffic Class 8 - Colors Green / Yellow / Red */ 257 [8][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 258 [8][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 259 [8][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 260 261 /* Traffic Class 9 - Colors Green / Yellow / Red */ 262 [9][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 263 [9][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 264 [9][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 265 266 /* Traffic Class 10 - Colors Green / Yellow / Red */ 267 [10][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 268 [10][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 269 [10][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 270 271 /* Traffic Class 11 - Colors Green / Yellow / Red */ 272 [11][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 273 [11][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 274 [11][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 275 276 /* Traffic Class 12 - Colors Green / Yellow / Red */ 277 [12][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 278 [12][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 279 [12][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 280 }, 281 #endif /* RTE_SCHED_RED */ 282 }, 283 }; 284 285 struct rte_sched_port_params port_params = { 286 .name = "port_scheduler_0", 287 .socket = 0, /* computed */ 288 .rate = 0, /* computed */ 289 .mtu = 6 + 6 + 4 + 4 + 2 + 1500, 290 .frame_overhead = RTE_SCHED_FRAME_OVERHEAD_DEFAULT, 291 .n_subports_per_port = 1, 292 .n_pipes_per_subport = MAX_SCHED_PIPES, 293 }; 294 295 static struct rte_sched_port * 296 app_init_sched_port(uint32_t portid, uint32_t socketid) 297 { 298 static char port_name[32]; /* static as referenced from global port_params*/ 299 struct rte_eth_link link; 300 struct rte_sched_port *port = NULL; 301 uint32_t pipe, subport; 302 int err; 303 304 err = rte_eth_link_get(portid, &link); 305 if (err < 0) 306 rte_exit(EXIT_FAILURE, 307 "rte_eth_link_get: err=%d, port=%u: %s\n", 308 err, portid, rte_strerror(-err)); 309 310 port_params.socket = socketid; 311 port_params.rate = (uint64_t) link.link_speed * 1000 * 1000 / 8; 312 snprintf(port_name, sizeof(port_name), "port_%d", portid); 313 port_params.name = port_name; 314 315 port = rte_sched_port_config(&port_params); 316 if (port == NULL){ 317 rte_exit(EXIT_FAILURE, "Unable to config sched port\n"); 318 } 319 320 for (subport = 0; subport < port_params.n_subports_per_port; subport ++) { 321 err = rte_sched_subport_config(port, subport, &subport_params[subport]); 322 if (err) { 323 rte_exit(EXIT_FAILURE, "Unable to config sched subport %u, err=%d\n", 324 subport, err); 325 } 326 327 uint32_t n_pipes_per_subport = 328 subport_params[subport].n_pipes_per_subport_enabled; 329 330 for (pipe = 0; pipe < n_pipes_per_subport; pipe++) { 331 if (app_pipe_to_profile[subport][pipe] != -1) { 332 err = rte_sched_pipe_config(port, subport, pipe, 333 app_pipe_to_profile[subport][pipe]); 334 if (err) { 335 rte_exit(EXIT_FAILURE, "Unable to config sched pipe %u " 336 "for profile %d, err=%d\n", pipe, 337 app_pipe_to_profile[subport][pipe], err); 338 } 339 } 340 } 341 } 342 343 return port; 344 } 345 346 static int 347 app_load_cfg_profile(const char *profile) 348 { 349 if (profile == NULL) 350 return 0; 351 struct rte_cfgfile *file = rte_cfgfile_load(profile, 0); 352 if (file == NULL) 353 rte_exit(EXIT_FAILURE, "Cannot load configuration profile %s\n", profile); 354 355 cfg_load_port(file, &port_params); 356 cfg_load_subport(file, subport_params); 357 cfg_load_pipe(file, pipe_profiles); 358 359 rte_cfgfile_close(file); 360 361 return 0; 362 } 363 364 int app_init(void) 365 { 366 uint32_t i; 367 char ring_name[MAX_NAME_LEN]; 368 char pool_name[MAX_NAME_LEN]; 369 370 if (rte_eth_dev_count_avail() == 0) 371 rte_exit(EXIT_FAILURE, "No Ethernet port - bye\n"); 372 373 /* load configuration profile */ 374 if (app_load_cfg_profile(cfg_profile) != 0) 375 rte_exit(EXIT_FAILURE, "Invalid configuration profile\n"); 376 377 /* Initialize each active flow */ 378 for(i = 0; i < nb_pfc; i++) { 379 uint32_t socket = rte_lcore_to_socket_id(qos_conf[i].rx_core); 380 struct rte_ring *ring; 381 382 snprintf(ring_name, MAX_NAME_LEN, "ring-%u-%u", i, qos_conf[i].rx_core); 383 ring = rte_ring_lookup(ring_name); 384 if (ring == NULL) 385 qos_conf[i].rx_ring = rte_ring_create(ring_name, ring_conf.ring_size, 386 socket, RING_F_SP_ENQ | RING_F_SC_DEQ); 387 else 388 qos_conf[i].rx_ring = ring; 389 390 snprintf(ring_name, MAX_NAME_LEN, "ring-%u-%u", i, qos_conf[i].tx_core); 391 ring = rte_ring_lookup(ring_name); 392 if (ring == NULL) 393 qos_conf[i].tx_ring = rte_ring_create(ring_name, ring_conf.ring_size, 394 socket, RING_F_SP_ENQ | RING_F_SC_DEQ); 395 else 396 qos_conf[i].tx_ring = ring; 397 398 399 /* create the mbuf pools for each RX Port */ 400 snprintf(pool_name, MAX_NAME_LEN, "mbuf_pool%u", i); 401 qos_conf[i].mbuf_pool = rte_pktmbuf_pool_create(pool_name, 402 mp_size, burst_conf.rx_burst * 4, 0, 403 RTE_MBUF_DEFAULT_BUF_SIZE, 404 rte_eth_dev_socket_id(qos_conf[i].rx_port)); 405 if (qos_conf[i].mbuf_pool == NULL) 406 rte_exit(EXIT_FAILURE, "Cannot init mbuf pool for socket %u\n", i); 407 408 app_init_port(qos_conf[i].rx_port, qos_conf[i].mbuf_pool); 409 app_init_port(qos_conf[i].tx_port, qos_conf[i].mbuf_pool); 410 411 qos_conf[i].sched_port = app_init_sched_port(qos_conf[i].tx_port, socket); 412 } 413 414 RTE_LOG(INFO, APP, "time stamp clock running at %" PRIu64 " Hz\n", 415 rte_get_timer_hz()); 416 417 RTE_LOG(INFO, APP, "Ring sizes: NIC RX = %u, Mempool = %d SW queue = %u," 418 "NIC TX = %u\n", ring_conf.rx_size, mp_size, ring_conf.ring_size, 419 ring_conf.tx_size); 420 421 RTE_LOG(INFO, APP, "Burst sizes: RX read = %hu, RX write = %hu,\n" 422 " Worker read/QoS enqueue = %hu,\n" 423 " QoS dequeue = %hu, Worker write = %hu\n", 424 burst_conf.rx_burst, burst_conf.ring_burst, burst_conf.ring_burst, 425 burst_conf.qos_dequeue, burst_conf.tx_burst); 426 427 RTE_LOG(INFO, APP, "NIC thresholds RX (p = %hhu, h = %hhu, w = %hhu)," 428 "TX (p = %hhu, h = %hhu, w = %hhu)\n", 429 rx_thresh.pthresh, rx_thresh.hthresh, rx_thresh.wthresh, 430 tx_thresh.pthresh, tx_thresh.hthresh, tx_thresh.wthresh); 431 432 return 0; 433 } 434