1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2017 Cavium, Inc 3 */ 4 5 #include <stdio.h> 6 #include <string.h> 7 #include <inttypes.h> 8 #include <getopt.h> 9 10 #include <rte_common.h> 11 #include <rte_eventdev.h> 12 #include <rte_lcore.h> 13 14 #include "evt_options.h" 15 #include "evt_test.h" 16 #include "parser.h" 17 18 void 19 evt_options_default(struct evt_options *opt) 20 { 21 memset(opt, 0, sizeof(*opt)); 22 opt->verbose_level = 1; /* Enable minimal prints */ 23 opt->dev_id = 0; 24 strncpy(opt->test_name, "order_queue", EVT_TEST_NAME_MAX_LEN); 25 opt->nb_flows = 1024; 26 opt->socket_id = SOCKET_ID_ANY; 27 opt->pool_sz = 16 * 1024; 28 opt->wkr_deq_dep = 16; 29 opt->nb_pkts = (1ULL << 26); /* do ~64M packets */ 30 opt->prod_type = EVT_PROD_TYPE_SYNT; 31 } 32 33 typedef int (*option_parser_t)(struct evt_options *opt, 34 const char *arg); 35 36 struct long_opt_parser { 37 const char *lgopt_name; 38 option_parser_t parser_fn; 39 }; 40 41 static int 42 evt_parse_nb_flows(struct evt_options *opt, const char *arg) 43 { 44 int ret; 45 46 ret = parser_read_uint32(&(opt->nb_flows), arg); 47 48 return ret; 49 } 50 51 static int 52 evt_parse_dev_id(struct evt_options *opt, const char *arg) 53 { 54 int ret; 55 56 ret = parser_read_uint8(&(opt->dev_id), arg); 57 58 return ret; 59 } 60 61 static int 62 evt_parse_verbose(struct evt_options *opt, const char *arg __rte_unused) 63 { 64 opt->verbose_level = atoi(arg); 65 return 0; 66 } 67 68 static int 69 evt_parse_fwd_latency(struct evt_options *opt, const char *arg __rte_unused) 70 { 71 opt->fwd_latency = 1; 72 return 0; 73 } 74 75 static int 76 evt_parse_queue_priority(struct evt_options *opt, const char *arg __rte_unused) 77 { 78 opt->q_priority = 1; 79 return 0; 80 } 81 82 static int 83 evt_parse_eth_prod_type(struct evt_options *opt, const char *arg __rte_unused) 84 { 85 opt->prod_type = EVT_PROD_TYPE_ETH_RX_ADPTR; 86 return 0; 87 } 88 89 static int 90 evt_parse_test_name(struct evt_options *opt, const char *arg) 91 { 92 snprintf(opt->test_name, EVT_TEST_NAME_MAX_LEN, "%s", arg); 93 return 0; 94 } 95 96 static int 97 evt_parse_socket_id(struct evt_options *opt, const char *arg) 98 { 99 opt->socket_id = atoi(arg); 100 return 0; 101 } 102 103 static int 104 evt_parse_wkr_deq_dep(struct evt_options *opt, const char *arg) 105 { 106 int ret; 107 108 ret = parser_read_uint16(&(opt->wkr_deq_dep), arg); 109 return ret; 110 } 111 112 static int 113 evt_parse_nb_pkts(struct evt_options *opt, const char *arg) 114 { 115 int ret; 116 117 ret = parser_read_uint64(&(opt->nb_pkts), arg); 118 119 return ret; 120 } 121 122 static int 123 evt_parse_pool_sz(struct evt_options *opt, const char *arg) 124 { 125 opt->pool_sz = atoi(arg); 126 127 return 0; 128 } 129 130 static int 131 evt_parse_plcores(struct evt_options *opt, const char *corelist) 132 { 133 int ret; 134 135 ret = parse_lcores_list(opt->plcores, corelist); 136 if (ret == -E2BIG) 137 evt_err("duplicate lcores in plcores"); 138 139 return ret; 140 } 141 142 static int 143 evt_parse_work_lcores(struct evt_options *opt, const char *corelist) 144 { 145 int ret; 146 147 ret = parse_lcores_list(opt->wlcores, corelist); 148 if (ret == -E2BIG) 149 evt_err("duplicate lcores in wlcores"); 150 151 return ret; 152 } 153 154 static void 155 usage(char *program) 156 { 157 printf("usage : %s [EAL options] -- [application options]\n", program); 158 printf("application options:\n"); 159 printf("\t--verbose : verbose level\n" 160 "\t--dev : device id of the event device\n" 161 "\t--test : name of the test application to run\n" 162 "\t--socket_id : socket_id of application resources\n" 163 "\t--pool_sz : pool size of the mempool\n" 164 "\t--plcores : list of lcore ids for producers\n" 165 "\t--wlcores : list of lcore ids for workers\n" 166 "\t--stlist : list of scheduled types of the stages\n" 167 "\t--nb_flows : number of flows to produce\n" 168 "\t--nb_pkts : number of packets to produce\n" 169 "\t--worker_deq_depth : dequeue depth of the worker\n" 170 "\t--fwd_latency : perform fwd_latency measurement\n" 171 "\t--queue_priority : enable queue priority\n" 172 "\t--prod_type_ethdev : use ethernet device as producer\n." 173 ); 174 printf("available tests:\n"); 175 evt_test_dump_names(); 176 } 177 178 static int 179 evt_parse_sched_type_list(struct evt_options *opt, const char *arg) 180 { 181 char c; 182 int i = 0, j = -1; 183 184 for (i = 0; i < EVT_MAX_STAGES; i++) 185 opt->sched_type_list[i] = (uint8_t)-1; 186 187 i = 0; 188 189 do { 190 c = arg[++j]; 191 192 switch (c) { 193 case 'o': 194 case 'O': 195 opt->sched_type_list[i++] = RTE_SCHED_TYPE_ORDERED; 196 break; 197 case 'a': 198 case 'A': 199 opt->sched_type_list[i++] = RTE_SCHED_TYPE_ATOMIC; 200 break; 201 case 'p': 202 case 'P': 203 opt->sched_type_list[i++] = RTE_SCHED_TYPE_PARALLEL; 204 break; 205 case ',': 206 break; 207 default: 208 if (c != '\0') { 209 evt_err("invalid sched_type %c", c); 210 return -EINVAL; 211 } 212 } 213 } while (c != '\0'); 214 215 opt->nb_stages = i; 216 return 0; 217 } 218 219 static struct option lgopts[] = { 220 { EVT_NB_FLOWS, 1, 0, 0 }, 221 { EVT_DEVICE, 1, 0, 0 }, 222 { EVT_VERBOSE, 1, 0, 0 }, 223 { EVT_TEST, 1, 0, 0 }, 224 { EVT_PROD_LCORES, 1, 0, 0 }, 225 { EVT_WORK_LCORES, 1, 0, 0 }, 226 { EVT_SOCKET_ID, 1, 0, 0 }, 227 { EVT_POOL_SZ, 1, 0, 0 }, 228 { EVT_NB_PKTS, 1, 0, 0 }, 229 { EVT_WKR_DEQ_DEP, 1, 0, 0 }, 230 { EVT_SCHED_TYPE_LIST, 1, 0, 0 }, 231 { EVT_FWD_LATENCY, 0, 0, 0 }, 232 { EVT_QUEUE_PRIORITY, 0, 0, 0 }, 233 { EVT_PROD_ETHDEV, 0, 0, 0 }, 234 { EVT_HELP, 0, 0, 0 }, 235 { NULL, 0, 0, 0 } 236 }; 237 238 static int 239 evt_opts_parse_long(int opt_idx, struct evt_options *opt) 240 { 241 unsigned int i; 242 243 struct long_opt_parser parsermap[] = { 244 { EVT_NB_FLOWS, evt_parse_nb_flows}, 245 { EVT_DEVICE, evt_parse_dev_id}, 246 { EVT_VERBOSE, evt_parse_verbose}, 247 { EVT_TEST, evt_parse_test_name}, 248 { EVT_PROD_LCORES, evt_parse_plcores}, 249 { EVT_WORK_LCORES, evt_parse_work_lcores}, 250 { EVT_SOCKET_ID, evt_parse_socket_id}, 251 { EVT_POOL_SZ, evt_parse_pool_sz}, 252 { EVT_NB_PKTS, evt_parse_nb_pkts}, 253 { EVT_WKR_DEQ_DEP, evt_parse_wkr_deq_dep}, 254 { EVT_SCHED_TYPE_LIST, evt_parse_sched_type_list}, 255 { EVT_FWD_LATENCY, evt_parse_fwd_latency}, 256 { EVT_QUEUE_PRIORITY, evt_parse_queue_priority}, 257 { EVT_PROD_ETHDEV, evt_parse_eth_prod_type}, 258 }; 259 260 for (i = 0; i < RTE_DIM(parsermap); i++) { 261 if (strncmp(lgopts[opt_idx].name, parsermap[i].lgopt_name, 262 strlen(parsermap[i].lgopt_name)) == 0) 263 return parsermap[i].parser_fn(opt, optarg); 264 } 265 266 return -EINVAL; 267 } 268 269 int 270 evt_options_parse(struct evt_options *opt, int argc, char **argv) 271 { 272 int opts, retval, opt_idx; 273 274 while ((opts = getopt_long(argc, argv, "", lgopts, &opt_idx)) != EOF) { 275 switch (opts) { 276 case 0: /* long options */ 277 if (!strcmp(lgopts[opt_idx].name, "help")) { 278 usage(argv[0]); 279 exit(EXIT_SUCCESS); 280 } 281 282 retval = evt_opts_parse_long(opt_idx, opt); 283 if (retval != 0) 284 return retval; 285 break; 286 default: 287 return -EINVAL; 288 } 289 } 290 return 0; 291 } 292 293 void 294 evt_options_dump(struct evt_options *opt) 295 { 296 int lcore_id; 297 struct rte_event_dev_info dev_info; 298 299 rte_event_dev_info_get(opt->dev_id, &dev_info); 300 evt_dump("driver", "%s", dev_info.driver_name); 301 evt_dump("test", "%s", opt->test_name); 302 evt_dump("dev", "%d", opt->dev_id); 303 evt_dump("verbose_level", "%d", opt->verbose_level); 304 evt_dump("socket_id", "%d", opt->socket_id); 305 evt_dump("pool_sz", "%d", opt->pool_sz); 306 evt_dump("master lcore", "%d", rte_get_master_lcore()); 307 evt_dump("nb_pkts", "%"PRIu64, opt->nb_pkts); 308 evt_dump_begin("available lcores"); 309 RTE_LCORE_FOREACH(lcore_id) 310 printf("%d ", lcore_id); 311 evt_dump_end; 312 evt_dump_nb_flows(opt); 313 evt_dump_worker_dequeue_depth(opt); 314 } 315