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 prod_enq_burst_sz; 68 uint32_t deq_tmo_nsec; 69 uint32_t q_priority:1; 70 uint32_t fwd_latency:1; 71 uint32_t ena_vector : 1; 72 uint64_t nb_pkts; 73 uint64_t nb_timers; 74 uint64_t expiry_nsec; 75 uint64_t max_tmo_nsec; 76 uint64_t vector_tmo_nsec; 77 uint64_t timer_tick_nsec; 78 uint64_t optm_timer_tick_nsec; 79 enum evt_prod_type prod_type; 80 }; 81 82 static inline bool 83 evt_has_distributed_sched(uint8_t dev_id) 84 { 85 struct rte_event_dev_info dev_info; 86 87 rte_event_dev_info_get(dev_id, &dev_info); 88 return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED) ? 89 true : false; 90 } 91 92 static inline bool 93 evt_has_burst_mode(uint8_t dev_id) 94 { 95 struct rte_event_dev_info dev_info; 96 97 rte_event_dev_info_get(dev_id, &dev_info); 98 return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_BURST_MODE) ? 99 true : false; 100 } 101 102 103 static inline bool 104 evt_has_all_types_queue(uint8_t dev_id) 105 { 106 struct rte_event_dev_info dev_info; 107 108 rte_event_dev_info_get(dev_id, &dev_info); 109 return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES) ? 110 true : false; 111 } 112 113 static inline bool 114 evt_has_flow_id(uint8_t dev_id) 115 { 116 struct rte_event_dev_info dev_info; 117 118 rte_event_dev_info_get(dev_id, &dev_info); 119 return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_CARRY_FLOW_ID) ? 120 true : false; 121 } 122 123 static inline int 124 evt_service_setup(uint32_t service_id) 125 { 126 int32_t core_cnt; 127 unsigned int lcore = 0; 128 uint32_t core_array[RTE_MAX_LCORE]; 129 uint8_t cnt; 130 uint8_t min_cnt = UINT8_MAX; 131 132 if (!rte_service_lcore_count()) 133 return -ENOENT; 134 135 core_cnt = rte_service_lcore_list(core_array, 136 RTE_MAX_LCORE); 137 if (core_cnt < 0) 138 return -ENOENT; 139 /* Get the core which has least number of services running. */ 140 while (core_cnt--) { 141 /* Reset default mapping */ 142 rte_service_map_lcore_set(service_id, 143 core_array[core_cnt], 0); 144 cnt = rte_service_lcore_count_services( 145 core_array[core_cnt]); 146 if (cnt < min_cnt) { 147 lcore = core_array[core_cnt]; 148 min_cnt = cnt; 149 } 150 } 151 if (rte_service_map_lcore_set(service_id, lcore, 1)) 152 return -ENOENT; 153 154 return 0; 155 } 156 157 static inline int 158 evt_configure_eventdev(struct evt_options *opt, uint8_t nb_queues, 159 uint8_t nb_ports) 160 { 161 struct rte_event_dev_info info; 162 int ret; 163 164 memset(&info, 0, sizeof(struct rte_event_dev_info)); 165 ret = rte_event_dev_info_get(opt->dev_id, &info); 166 if (ret) { 167 evt_err("failed to get eventdev info %d", opt->dev_id); 168 return ret; 169 } 170 171 if (opt->deq_tmo_nsec) { 172 if (opt->deq_tmo_nsec < info.min_dequeue_timeout_ns) { 173 opt->deq_tmo_nsec = info.min_dequeue_timeout_ns; 174 evt_info("dequeue_timeout_ns too low, using %d", 175 opt->deq_tmo_nsec); 176 } 177 if (opt->deq_tmo_nsec > info.max_dequeue_timeout_ns) { 178 opt->deq_tmo_nsec = info.max_dequeue_timeout_ns; 179 evt_info("dequeue_timeout_ns too high, using %d", 180 opt->deq_tmo_nsec); 181 } 182 } 183 184 const struct rte_event_dev_config config = { 185 .dequeue_timeout_ns = opt->deq_tmo_nsec, 186 .nb_event_queues = nb_queues, 187 .nb_event_ports = nb_ports, 188 .nb_single_link_event_port_queues = 0, 189 .nb_events_limit = info.max_num_events, 190 .nb_event_queue_flows = opt->nb_flows, 191 .nb_event_port_dequeue_depth = 192 info.max_event_port_dequeue_depth, 193 .nb_event_port_enqueue_depth = 194 info.max_event_port_enqueue_depth, 195 }; 196 197 return rte_event_dev_configure(opt->dev_id, &config); 198 } 199 200 #endif /* _EVT_COMMON_*/ 201