1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2017 Cavium, Inc 3 */ 4 5 #ifndef _EVT_COMMON_ 6 #define _EVT_COMMON_ 7 8 #include <rte_common.h> 9 #include <rte_debug.h> 10 #include <rte_eventdev.h> 11 #include <rte_service.h> 12 13 #define CLNRM "\x1b[0m" 14 #define CLRED "\x1b[31m" 15 #define CLGRN "\x1b[32m" 16 #define CLYEL "\x1b[33m" 17 18 #define evt_err(fmt, args...) \ 19 fprintf(stderr, CLRED"error: %s() "fmt CLNRM "\n", __func__, ## args) 20 21 #define evt_info(fmt, args...) \ 22 fprintf(stdout, CLYEL""fmt CLNRM "\n", ## args) 23 24 #define EVT_STR_FMT 20 25 26 #define evt_dump(str, fmt, val...) \ 27 printf("\t%-*s : "fmt"\n", EVT_STR_FMT, str, ## val) 28 29 #define evt_dump_begin(str) printf("\t%-*s : {", EVT_STR_FMT, str) 30 31 #define evt_dump_end printf("\b}\n") 32 33 #define EVT_MAX_STAGES 64 34 #define EVT_MAX_PORTS 256 35 #define EVT_MAX_QUEUES 256 36 37 enum evt_prod_type { 38 EVT_PROD_TYPE_NONE, 39 EVT_PROD_TYPE_SYNT, /* Producer type Synthetic i.e. CPU. */ 40 EVT_PROD_TYPE_ETH_RX_ADPTR, /* Producer type Eth Rx Adapter. */ 41 EVT_PROD_TYPE_EVENT_TIMER_ADPTR, /* Producer type Timer Adapter. */ 42 EVT_PROD_TYPE_MAX, 43 }; 44 45 struct evt_options { 46 #define EVT_TEST_NAME_MAX_LEN 32 47 char test_name[EVT_TEST_NAME_MAX_LEN]; 48 bool plcores[RTE_MAX_LCORE]; 49 bool wlcores[RTE_MAX_LCORE]; 50 int pool_sz; 51 int socket_id; 52 int nb_stages; 53 int verbose_level; 54 uint8_t dev_id; 55 uint8_t timdev_cnt; 56 uint8_t nb_timer_adptrs; 57 uint8_t timdev_use_burst; 58 uint8_t per_port_pool; 59 uint8_t sched_type_list[EVT_MAX_STAGES]; 60 uint16_t mbuf_sz; 61 uint16_t wkr_deq_dep; 62 uint16_t vector_size; 63 uint16_t eth_queues; 64 uint32_t nb_flows; 65 uint32_t tx_first; 66 uint32_t max_pkt_sz; 67 uint32_t deq_tmo_nsec; 68 uint32_t q_priority:1; 69 uint32_t fwd_latency:1; 70 uint32_t ena_vector : 1; 71 uint64_t nb_pkts; 72 uint64_t nb_timers; 73 uint64_t expiry_nsec; 74 uint64_t max_tmo_nsec; 75 uint64_t vector_tmo_nsec; 76 uint64_t timer_tick_nsec; 77 uint64_t optm_timer_tick_nsec; 78 enum evt_prod_type prod_type; 79 }; 80 81 static inline bool 82 evt_has_distributed_sched(uint8_t dev_id) 83 { 84 struct rte_event_dev_info dev_info; 85 86 rte_event_dev_info_get(dev_id, &dev_info); 87 return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED) ? 88 true : false; 89 } 90 91 static inline bool 92 evt_has_burst_mode(uint8_t dev_id) 93 { 94 struct rte_event_dev_info dev_info; 95 96 rte_event_dev_info_get(dev_id, &dev_info); 97 return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_BURST_MODE) ? 98 true : false; 99 } 100 101 102 static inline bool 103 evt_has_all_types_queue(uint8_t dev_id) 104 { 105 struct rte_event_dev_info dev_info; 106 107 rte_event_dev_info_get(dev_id, &dev_info); 108 return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES) ? 109 true : false; 110 } 111 112 static inline bool 113 evt_has_flow_id(uint8_t dev_id) 114 { 115 struct rte_event_dev_info dev_info; 116 117 rte_event_dev_info_get(dev_id, &dev_info); 118 return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_CARRY_FLOW_ID) ? 119 true : false; 120 } 121 122 static inline int 123 evt_service_setup(uint32_t service_id) 124 { 125 int32_t core_cnt; 126 unsigned int lcore = 0; 127 uint32_t core_array[RTE_MAX_LCORE]; 128 uint8_t cnt; 129 uint8_t min_cnt = UINT8_MAX; 130 131 if (!rte_service_lcore_count()) 132 return -ENOENT; 133 134 core_cnt = rte_service_lcore_list(core_array, 135 RTE_MAX_LCORE); 136 if (core_cnt < 0) 137 return -ENOENT; 138 /* Get the core which has least number of services running. */ 139 while (core_cnt--) { 140 /* Reset default mapping */ 141 rte_service_map_lcore_set(service_id, 142 core_array[core_cnt], 0); 143 cnt = rte_service_lcore_count_services( 144 core_array[core_cnt]); 145 if (cnt < min_cnt) { 146 lcore = core_array[core_cnt]; 147 min_cnt = cnt; 148 } 149 } 150 if (rte_service_map_lcore_set(service_id, lcore, 1)) 151 return -ENOENT; 152 153 return 0; 154 } 155 156 static inline int 157 evt_configure_eventdev(struct evt_options *opt, uint8_t nb_queues, 158 uint8_t nb_ports) 159 { 160 struct rte_event_dev_info info; 161 int ret; 162 163 memset(&info, 0, sizeof(struct rte_event_dev_info)); 164 ret = rte_event_dev_info_get(opt->dev_id, &info); 165 if (ret) { 166 evt_err("failed to get eventdev info %d", opt->dev_id); 167 return ret; 168 } 169 170 if (opt->deq_tmo_nsec) { 171 if (opt->deq_tmo_nsec < info.min_dequeue_timeout_ns) { 172 opt->deq_tmo_nsec = info.min_dequeue_timeout_ns; 173 evt_info("dequeue_timeout_ns too low, using %d", 174 opt->deq_tmo_nsec); 175 } 176 if (opt->deq_tmo_nsec > info.max_dequeue_timeout_ns) { 177 opt->deq_tmo_nsec = info.max_dequeue_timeout_ns; 178 evt_info("dequeue_timeout_ns too high, using %d", 179 opt->deq_tmo_nsec); 180 } 181 } 182 183 const struct rte_event_dev_config config = { 184 .dequeue_timeout_ns = opt->deq_tmo_nsec, 185 .nb_event_queues = nb_queues, 186 .nb_event_ports = nb_ports, 187 .nb_single_link_event_port_queues = 0, 188 .nb_events_limit = info.max_num_events, 189 .nb_event_queue_flows = opt->nb_flows, 190 .nb_event_port_dequeue_depth = 191 info.max_event_port_dequeue_depth, 192 .nb_event_port_enqueue_depth = 193 info.max_event_port_enqueue_depth, 194 }; 195 196 return rte_event_dev_configure(opt->dev_id, &config); 197 } 198 199 #endif /* _EVT_COMMON_*/ 200