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 rte_eth_link_get(portid, &link); 158 if (link.link_status) { 159 printf(" Link Up - speed %u Mbps - %s\n", 160 (uint32_t) link.link_speed, 161 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 162 ("full-duplex") : ("half-duplex\n")); 163 } else { 164 printf(" Link Down\n"); 165 } 166 rte_eth_promiscuous_enable(portid); 167 168 /* mark port as initialized */ 169 app_inited_port_mask |= 1u << portid; 170 171 return 0; 172 } 173 174 static struct rte_sched_subport_params subport_params[MAX_SCHED_SUBPORTS] = { 175 { 176 .tb_rate = 1250000000, 177 .tb_size = 1000000, 178 179 .tc_rate = {1250000000, 1250000000, 1250000000, 1250000000, 180 1250000000, 1250000000, 1250000000, 1250000000, 1250000000, 181 1250000000, 1250000000, 1250000000, 1250000000}, 182 .tc_period = 10, 183 }, 184 }; 185 186 static struct rte_sched_pipe_params pipe_profiles[MAX_SCHED_PIPE_PROFILES] = { 187 { /* Profile #0 */ 188 .tb_rate = 305175, 189 .tb_size = 1000000, 190 191 .tc_rate = {305175, 305175, 305175, 305175, 305175, 305175, 192 305175, 305175, 305175, 305175, 305175, 305175, 305175}, 193 .tc_period = 40, 194 #ifdef RTE_SCHED_SUBPORT_TC_OV 195 .tc_ov_weight = 1, 196 #endif 197 198 .wrr_weights = {1, 1, 1, 1}, 199 }, 200 }; 201 202 struct rte_sched_port_params port_params = { 203 .name = "port_scheduler_0", 204 .socket = 0, /* computed */ 205 .rate = 0, /* computed */ 206 .mtu = 6 + 6 + 4 + 4 + 2 + 1500, 207 .frame_overhead = RTE_SCHED_FRAME_OVERHEAD_DEFAULT, 208 .n_subports_per_port = 1, 209 .n_pipes_per_subport = 4096, 210 .qsize = {64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64}, 211 .pipe_profiles = pipe_profiles, 212 .n_pipe_profiles = sizeof(pipe_profiles) / sizeof(struct rte_sched_pipe_params), 213 .n_max_pipe_profiles = MAX_SCHED_PIPE_PROFILES, 214 215 #ifdef RTE_SCHED_RED 216 .red_params = { 217 /* Traffic Class 0 Colors Green / Yellow / Red */ 218 [0][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 219 [0][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 220 [0][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 221 222 /* Traffic Class 1 - Colors Green / Yellow / Red */ 223 [1][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 224 [1][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 225 [1][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 226 227 /* Traffic Class 2 - Colors Green / Yellow / Red */ 228 [2][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 229 [2][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 230 [2][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 231 232 /* Traffic Class 3 - Colors Green / Yellow / Red */ 233 [3][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 234 [3][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 235 [3][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 236 237 /* Traffic Class 4 - Colors Green / Yellow / Red */ 238 [4][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 239 [4][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 240 [4][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 241 242 /* Traffic Class 5 - Colors Green / Yellow / Red */ 243 [5][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 244 [5][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 245 [5][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 246 247 /* Traffic Class 6 - Colors Green / Yellow / Red */ 248 [6][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 249 [6][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 250 [6][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 251 252 /* Traffic Class 7 - Colors Green / Yellow / Red */ 253 [7][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 254 [7][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 255 [7][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 256 257 /* Traffic Class 8 - Colors Green / Yellow / Red */ 258 [8][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 259 [8][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 260 [8][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 261 262 /* Traffic Class 9 - Colors Green / Yellow / Red */ 263 [9][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 264 [9][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 265 [9][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 266 267 /* Traffic Class 10 - Colors Green / Yellow / Red */ 268 [10][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 269 [10][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 270 [10][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 271 272 /* Traffic Class 11 - Colors Green / Yellow / Red */ 273 [11][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 274 [11][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 275 [11][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 276 277 /* Traffic Class 12 - Colors Green / Yellow / Red */ 278 [12][0] = {.min_th = 48, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 279 [12][1] = {.min_th = 40, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 280 [12][2] = {.min_th = 32, .max_th = 64, .maxp_inv = 10, .wq_log2 = 9}, 281 }, 282 #endif /* RTE_SCHED_RED */ 283 }; 284 285 static struct rte_sched_port * 286 app_init_sched_port(uint32_t portid, uint32_t socketid) 287 { 288 static char port_name[32]; /* static as referenced from global port_params*/ 289 struct rte_eth_link link; 290 struct rte_sched_port *port = NULL; 291 uint32_t pipe, subport; 292 int err; 293 294 rte_eth_link_get(portid, &link); 295 296 port_params.socket = socketid; 297 port_params.rate = (uint64_t) link.link_speed * 1000 * 1000 / 8; 298 snprintf(port_name, sizeof(port_name), "port_%d", portid); 299 port_params.name = port_name; 300 301 port = rte_sched_port_config(&port_params); 302 if (port == NULL){ 303 rte_exit(EXIT_FAILURE, "Unable to config sched port\n"); 304 } 305 306 for (subport = 0; subport < port_params.n_subports_per_port; subport ++) { 307 err = rte_sched_subport_config(port, subport, &subport_params[subport]); 308 if (err) { 309 rte_exit(EXIT_FAILURE, "Unable to config sched subport %u, err=%d\n", 310 subport, err); 311 } 312 313 for (pipe = 0; pipe < port_params.n_pipes_per_subport; pipe++) { 314 if (app_pipe_to_profile[subport][pipe] != -1) { 315 err = rte_sched_pipe_config(port, subport, pipe, 316 app_pipe_to_profile[subport][pipe]); 317 if (err) { 318 rte_exit(EXIT_FAILURE, "Unable to config sched pipe %u " 319 "for profile %d, err=%d\n", pipe, 320 app_pipe_to_profile[subport][pipe], err); 321 } 322 } 323 } 324 } 325 326 return port; 327 } 328 329 static int 330 app_load_cfg_profile(const char *profile) 331 { 332 if (profile == NULL) 333 return 0; 334 struct rte_cfgfile *file = rte_cfgfile_load(profile, 0); 335 if (file == NULL) 336 rte_exit(EXIT_FAILURE, "Cannot load configuration profile %s\n", profile); 337 338 cfg_load_port(file, &port_params); 339 cfg_load_subport(file, subport_params); 340 cfg_load_pipe(file, pipe_profiles); 341 342 rte_cfgfile_close(file); 343 344 return 0; 345 } 346 347 int app_init(void) 348 { 349 uint32_t i; 350 char ring_name[MAX_NAME_LEN]; 351 char pool_name[MAX_NAME_LEN]; 352 353 if (rte_eth_dev_count_avail() == 0) 354 rte_exit(EXIT_FAILURE, "No Ethernet port - bye\n"); 355 356 /* load configuration profile */ 357 if (app_load_cfg_profile(cfg_profile) != 0) 358 rte_exit(EXIT_FAILURE, "Invalid configuration profile\n"); 359 360 /* Initialize each active flow */ 361 for(i = 0; i < nb_pfc; i++) { 362 uint32_t socket = rte_lcore_to_socket_id(qos_conf[i].rx_core); 363 struct rte_ring *ring; 364 365 snprintf(ring_name, MAX_NAME_LEN, "ring-%u-%u", i, qos_conf[i].rx_core); 366 ring = rte_ring_lookup(ring_name); 367 if (ring == NULL) 368 qos_conf[i].rx_ring = rte_ring_create(ring_name, ring_conf.ring_size, 369 socket, RING_F_SP_ENQ | RING_F_SC_DEQ); 370 else 371 qos_conf[i].rx_ring = ring; 372 373 snprintf(ring_name, MAX_NAME_LEN, "ring-%u-%u", i, qos_conf[i].tx_core); 374 ring = rte_ring_lookup(ring_name); 375 if (ring == NULL) 376 qos_conf[i].tx_ring = rte_ring_create(ring_name, ring_conf.ring_size, 377 socket, RING_F_SP_ENQ | RING_F_SC_DEQ); 378 else 379 qos_conf[i].tx_ring = ring; 380 381 382 /* create the mbuf pools for each RX Port */ 383 snprintf(pool_name, MAX_NAME_LEN, "mbuf_pool%u", i); 384 qos_conf[i].mbuf_pool = rte_pktmbuf_pool_create(pool_name, 385 mp_size, burst_conf.rx_burst * 4, 0, 386 RTE_MBUF_DEFAULT_BUF_SIZE, 387 rte_eth_dev_socket_id(qos_conf[i].rx_port)); 388 if (qos_conf[i].mbuf_pool == NULL) 389 rte_exit(EXIT_FAILURE, "Cannot init mbuf pool for socket %u\n", i); 390 391 app_init_port(qos_conf[i].rx_port, qos_conf[i].mbuf_pool); 392 app_init_port(qos_conf[i].tx_port, qos_conf[i].mbuf_pool); 393 394 qos_conf[i].sched_port = app_init_sched_port(qos_conf[i].tx_port, socket); 395 } 396 397 RTE_LOG(INFO, APP, "time stamp clock running at %" PRIu64 " Hz\n", 398 rte_get_timer_hz()); 399 400 RTE_LOG(INFO, APP, "Ring sizes: NIC RX = %u, Mempool = %d SW queue = %u," 401 "NIC TX = %u\n", ring_conf.rx_size, mp_size, ring_conf.ring_size, 402 ring_conf.tx_size); 403 404 RTE_LOG(INFO, APP, "Burst sizes: RX read = %hu, RX write = %hu,\n" 405 " Worker read/QoS enqueue = %hu,\n" 406 " QoS dequeue = %hu, Worker write = %hu\n", 407 burst_conf.rx_burst, burst_conf.ring_burst, burst_conf.ring_burst, 408 burst_conf.qos_dequeue, burst_conf.tx_burst); 409 410 RTE_LOG(INFO, APP, "NIC thresholds RX (p = %hhu, h = %hhu, w = %hhu)," 411 "TX (p = %hhu, h = %hhu, w = %hhu)\n", 412 rx_thresh.pthresh, rx_thresh.hthresh, rx_thresh.wthresh, 413 tx_thresh.pthresh, tx_thresh.hthresh, tx_thresh.wthresh); 414 415 return 0; 416 } 417