1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2017 Cavium, Inc 3 */ 4 5 #ifndef _TEST_PERF_COMMON_ 6 #define _TEST_PERF_COMMON_ 7 8 #include <stdio.h> 9 #include <stdbool.h> 10 #include <unistd.h> 11 12 #include <rte_cycles.h> 13 #include <rte_ethdev.h> 14 #include <rte_eventdev.h> 15 #include <rte_event_eth_rx_adapter.h> 16 #include <rte_event_timer_adapter.h> 17 #include <rte_lcore.h> 18 #include <rte_malloc.h> 19 #include <rte_mempool.h> 20 #include <rte_prefetch.h> 21 22 #include "evt_common.h" 23 #include "evt_options.h" 24 #include "evt_test.h" 25 26 struct test_perf; 27 28 struct worker_data { 29 uint64_t processed_pkts; 30 uint64_t latency; 31 uint8_t dev_id; 32 uint8_t port_id; 33 struct test_perf *t; 34 } __rte_cache_aligned; 35 36 struct prod_data { 37 uint8_t dev_id; 38 uint8_t port_id; 39 uint8_t queue_id; 40 struct test_perf *t; 41 } __rte_cache_aligned; 42 43 44 struct test_perf { 45 /* Don't change the offset of "done". Signal handler use this memory 46 * to terminate all lcores work. 47 */ 48 int done; 49 uint64_t outstand_pkts; 50 uint8_t nb_workers; 51 enum evt_test_result result; 52 uint32_t nb_flows; 53 uint64_t nb_pkts; 54 struct rte_mempool *pool; 55 struct prod_data prod[EVT_MAX_PORTS]; 56 struct worker_data worker[EVT_MAX_PORTS]; 57 struct evt_options *opt; 58 uint8_t sched_type_list[EVT_MAX_STAGES] __rte_cache_aligned; 59 struct rte_event_timer_adapter *timer_adptr[ 60 RTE_EVENT_TIMER_ADAPTER_NUM_MAX] __rte_cache_aligned; 61 } __rte_cache_aligned; 62 63 struct perf_elt { 64 union { 65 struct rte_event_timer tim; 66 struct { 67 char pad[offsetof(struct rte_event_timer, user_meta)]; 68 uint64_t timestamp; 69 }; 70 }; 71 } __rte_cache_aligned; 72 73 #define BURST_SIZE 16 74 75 #define PERF_WORKER_INIT\ 76 struct worker_data *w = arg;\ 77 struct test_perf *t = w->t;\ 78 struct evt_options *opt = t->opt;\ 79 const uint8_t dev = w->dev_id;\ 80 const uint8_t port = w->port_id;\ 81 const uint8_t prod_timer_type = \ 82 opt->prod_type == EVT_PROD_TYPE_EVENT_TIMER_ADPTR;\ 83 uint8_t *const sched_type_list = &t->sched_type_list[0];\ 84 struct rte_mempool *const pool = t->pool;\ 85 const uint8_t nb_stages = t->opt->nb_stages;\ 86 const uint8_t laststage = nb_stages - 1;\ 87 uint8_t cnt = 0;\ 88 void *bufs[16] __rte_cache_aligned;\ 89 int const sz = RTE_DIM(bufs);\ 90 if (opt->verbose_level > 1)\ 91 printf("%s(): lcore %d dev_id %d port=%d\n", __func__,\ 92 rte_lcore_id(), dev, port) 93 94 static __rte_always_inline int 95 perf_process_last_stage(struct rte_mempool *const pool, 96 struct rte_event *const ev, struct worker_data *const w, 97 void *bufs[], int const buf_sz, uint8_t count) 98 { 99 bufs[count++] = ev->event_ptr; 100 101 /* release fence here ensures event_prt is 102 * stored before updating the number of 103 * processed packets for worker lcores 104 */ 105 rte_atomic_thread_fence(__ATOMIC_RELEASE); 106 w->processed_pkts++; 107 108 if (unlikely(count == buf_sz)) { 109 count = 0; 110 rte_mempool_put_bulk(pool, bufs, buf_sz); 111 } 112 return count; 113 } 114 115 static __rte_always_inline uint8_t 116 perf_process_last_stage_latency(struct rte_mempool *const pool, 117 struct rte_event *const ev, struct worker_data *const w, 118 void *bufs[], int const buf_sz, uint8_t count) 119 { 120 uint64_t latency; 121 struct perf_elt *const m = ev->event_ptr; 122 123 bufs[count++] = ev->event_ptr; 124 125 /* release fence here ensures event_prt is 126 * stored before updating the number of 127 * processed packets for worker lcores 128 */ 129 rte_atomic_thread_fence(__ATOMIC_RELEASE); 130 w->processed_pkts++; 131 132 if (unlikely(count == buf_sz)) { 133 count = 0; 134 latency = rte_get_timer_cycles() - m->timestamp; 135 rte_mempool_put_bulk(pool, bufs, buf_sz); 136 } else { 137 latency = rte_get_timer_cycles() - m->timestamp; 138 } 139 140 w->latency += latency; 141 return count; 142 } 143 144 145 static inline int 146 perf_nb_event_ports(struct evt_options *opt) 147 { 148 return evt_nr_active_lcores(opt->wlcores) + 149 evt_nr_active_lcores(opt->plcores); 150 } 151 152 int perf_test_result(struct evt_test *test, struct evt_options *opt); 153 int perf_opt_check(struct evt_options *opt, uint64_t nb_queues); 154 int perf_test_setup(struct evt_test *test, struct evt_options *opt); 155 int perf_ethdev_setup(struct evt_test *test, struct evt_options *opt); 156 int perf_mempool_setup(struct evt_test *test, struct evt_options *opt); 157 int perf_event_dev_port_setup(struct evt_test *test, struct evt_options *opt, 158 uint8_t stride, uint8_t nb_queues, 159 const struct rte_event_port_conf *port_conf); 160 int perf_event_dev_service_setup(uint8_t dev_id); 161 int perf_launch_lcores(struct evt_test *test, struct evt_options *opt, 162 int (*worker)(void *)); 163 void perf_opt_dump(struct evt_options *opt, uint8_t nb_queues); 164 void perf_test_destroy(struct evt_test *test, struct evt_options *opt); 165 void perf_eventdev_destroy(struct evt_test *test, struct evt_options *opt); 166 void perf_ethdev_destroy(struct evt_test *test, struct evt_options *opt); 167 void perf_mempool_destroy(struct evt_test *test, struct evt_options *opt); 168 169 #endif /* _TEST_PERF_COMMON_ */ 170