1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2017 Cavium, Inc 3 */ 4 5 #ifndef _EVT_OPTIONS_ 6 #define _EVT_OPTIONS_ 7 8 #include <stdio.h> 9 #include <stdbool.h> 10 11 #include <rte_common.h> 12 #include <rte_ethdev.h> 13 #include <rte_eventdev.h> 14 #include <rte_lcore.h> 15 16 #include "evt_common.h" 17 18 #define EVT_BOOL_FMT(x) ((x) ? "true" : "false") 19 20 #define EVT_VERBOSE ("verbose") 21 #define EVT_DEVICE ("dev") 22 #define EVT_TEST ("test") 23 #define EVT_PROD_LCORES ("plcores") 24 #define EVT_WORK_LCORES ("wlcores") 25 #define EVT_NB_FLOWS ("nb_flows") 26 #define EVT_SOCKET_ID ("socket_id") 27 #define EVT_POOL_SZ ("pool_sz") 28 #define EVT_WKR_DEQ_DEP ("worker_deq_depth") 29 #define EVT_NB_PKTS ("nb_pkts") 30 #define EVT_NB_STAGES ("nb_stages") 31 #define EVT_SCHED_TYPE_LIST ("stlist") 32 #define EVT_FWD_LATENCY ("fwd_latency") 33 #define EVT_QUEUE_PRIORITY ("queue_priority") 34 #define EVT_DEQ_TMO_NSEC ("deq_tmo_nsec") 35 #define EVT_PROD_ETHDEV ("prod_type_ethdev") 36 #define EVT_PROD_TIMERDEV ("prod_type_timerdev") 37 #define EVT_PROD_TIMERDEV_BURST ("prod_type_timerdev_burst") 38 #define EVT_NB_TIMERS ("nb_timers") 39 #define EVT_NB_TIMER_ADPTRS ("nb_timer_adptrs") 40 #define EVT_TIMER_TICK_NSEC ("timer_tick_nsec") 41 #define EVT_MAX_TMO_NSEC ("max_tmo_nsec") 42 #define EVT_EXPIRY_NSEC ("expiry_nsec") 43 #define EVT_MBUF_SZ ("mbuf_sz") 44 #define EVT_MAX_PKT_SZ ("max_pkt_sz") 45 #define EVT_HELP ("help") 46 47 void evt_options_default(struct evt_options *opt); 48 int evt_options_parse(struct evt_options *opt, int argc, char **argv); 49 void evt_options_dump(struct evt_options *opt); 50 51 /* options check helpers */ 52 static inline bool 53 evt_lcores_has_overlap(bool lcores[], int lcore) 54 { 55 if (lcores[lcore] == true) { 56 evt_err("lcore overlaps at %d", lcore); 57 return true; 58 } 59 60 return false; 61 } 62 63 static inline bool 64 evt_lcores_has_overlap_multi(bool lcoresx[], bool lcoresy[]) 65 { 66 int i; 67 68 for (i = 0; i < RTE_MAX_LCORE; i++) { 69 if (lcoresx[i] && lcoresy[i]) { 70 evt_err("lcores overlaps at %d", i); 71 return true; 72 } 73 } 74 return false; 75 } 76 77 static inline bool 78 evt_has_active_lcore(bool lcores[]) 79 { 80 int i; 81 82 for (i = 0; i < RTE_MAX_LCORE; i++) 83 if (lcores[i]) 84 return true; 85 return false; 86 } 87 88 static inline int 89 evt_nr_active_lcores(bool lcores[]) 90 { 91 int i; 92 int c = 0; 93 94 for (i = 0; i < RTE_MAX_LCORE; i++) 95 if (lcores[i]) 96 c++; 97 return c; 98 } 99 100 static inline int 101 evt_get_first_active_lcore(bool lcores[]) 102 { 103 int i; 104 105 for (i = 0; i < RTE_MAX_LCORE; i++) 106 if (lcores[i]) 107 return i; 108 return -1; 109 } 110 111 static inline bool 112 evt_has_disabled_lcore(bool lcores[]) 113 { 114 int i; 115 116 for (i = 0; i < RTE_MAX_LCORE; i++) 117 if ((lcores[i] == true) && !(rte_lcore_is_enabled(i))) 118 return true; 119 return false; 120 } 121 122 static inline bool 123 evt_has_invalid_stage(struct evt_options *opt) 124 { 125 if (!opt->nb_stages) { 126 evt_err("need minimum one stage, check --stlist"); 127 return true; 128 } 129 if (opt->nb_stages > EVT_MAX_STAGES) { 130 evt_err("requested changes are beyond EVT_MAX_STAGES=%d", 131 EVT_MAX_STAGES); 132 return true; 133 } 134 return false; 135 } 136 137 static inline bool 138 evt_has_invalid_sched_type(struct evt_options *opt) 139 { 140 int i; 141 142 for (i = 0; i < opt->nb_stages; i++) { 143 if (opt->sched_type_list[i] > RTE_SCHED_TYPE_PARALLEL) { 144 evt_err("invalid sched_type %d at %d", 145 opt->sched_type_list[i], i); 146 return true; 147 } 148 } 149 return false; 150 } 151 152 /* option dump helpers */ 153 static inline void 154 evt_dump_worker_lcores(struct evt_options *opt) 155 { 156 int c; 157 158 evt_dump_begin("worker lcores"); 159 for (c = 0; c < RTE_MAX_LCORE; c++) { 160 if (opt->wlcores[c]) 161 printf("%d ", c); 162 } 163 evt_dump_end; 164 } 165 166 static inline void 167 evt_dump_producer_lcores(struct evt_options *opt) 168 { 169 int c; 170 171 evt_dump_begin("producer lcores"); 172 for (c = 0; c < RTE_MAX_LCORE; c++) { 173 if (opt->plcores[c]) 174 printf("%d ", c); 175 } 176 evt_dump_end; 177 } 178 179 static inline void 180 evt_dump_nb_flows(struct evt_options *opt) 181 { 182 evt_dump("nb_flows", "%d", opt->nb_flows); 183 } 184 185 static inline void 186 evt_dump_worker_dequeue_depth(struct evt_options *opt) 187 { 188 evt_dump("worker deq depth", "%d", opt->wkr_deq_dep); 189 } 190 191 static inline void 192 evt_dump_nb_stages(struct evt_options *opt) 193 { 194 evt_dump("nb_stages", "%d", opt->nb_stages); 195 } 196 197 static inline void 198 evt_dump_fwd_latency(struct evt_options *opt) 199 { 200 evt_dump("fwd_latency", "%s", EVT_BOOL_FMT(opt->fwd_latency)); 201 } 202 203 static inline void 204 evt_dump_queue_priority(struct evt_options *opt) 205 { 206 evt_dump("queue_priority", "%s", EVT_BOOL_FMT(opt->q_priority)); 207 } 208 209 static inline const char* 210 evt_sched_type_2_str(uint8_t sched_type) 211 { 212 213 if (sched_type == RTE_SCHED_TYPE_ORDERED) 214 return "O"; 215 else if (sched_type == RTE_SCHED_TYPE_ATOMIC) 216 return "A"; 217 else if (sched_type == RTE_SCHED_TYPE_PARALLEL) 218 return "P"; 219 else 220 return "I"; 221 } 222 223 static inline void 224 evt_dump_sched_type_list(struct evt_options *opt) 225 { 226 int i; 227 228 evt_dump_begin("sched_type_list"); 229 for (i = 0; i < opt->nb_stages; i++) 230 printf("%s ", evt_sched_type_2_str(opt->sched_type_list[i])); 231 232 evt_dump_end; 233 } 234 235 #define EVT_PROD_MAX_NAME_LEN 50 236 static inline void 237 evt_dump_producer_type(struct evt_options *opt) 238 { 239 char name[EVT_PROD_MAX_NAME_LEN]; 240 241 switch (opt->prod_type) { 242 default: 243 case EVT_PROD_TYPE_SYNT: 244 snprintf(name, EVT_PROD_MAX_NAME_LEN, 245 "Synthetic producer lcores"); 246 break; 247 case EVT_PROD_TYPE_ETH_RX_ADPTR: 248 snprintf(name, EVT_PROD_MAX_NAME_LEN, 249 "Ethdev Rx Adapter producers"); 250 evt_dump("nb_ethdev", "%d", rte_eth_dev_count_avail()); 251 break; 252 case EVT_PROD_TYPE_EVENT_TIMER_ADPTR: 253 if (opt->timdev_use_burst) 254 snprintf(name, EVT_PROD_MAX_NAME_LEN, 255 "Event timer adapter burst mode producer"); 256 else 257 snprintf(name, EVT_PROD_MAX_NAME_LEN, 258 "Event timer adapter producer"); 259 evt_dump("nb_timer_adapters", "%d", opt->nb_timer_adptrs); 260 evt_dump("max_tmo_nsec", "%"PRIu64"", opt->max_tmo_nsec); 261 evt_dump("expiry_nsec", "%"PRIu64"", opt->expiry_nsec); 262 if (opt->optm_timer_tick_nsec) 263 evt_dump("optm_timer_tick_nsec", "%"PRIu64"", 264 opt->optm_timer_tick_nsec); 265 else 266 evt_dump("timer_tick_nsec", "%"PRIu64"", 267 opt->timer_tick_nsec); 268 break; 269 } 270 evt_dump("prod_type", "%s", name); 271 } 272 273 #endif /* _EVT_OPTIONS_ */ 274