1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Cavium, Inc
5 #include "test_perf_common.h"
7 /* See http://dpdk.org/doc/guides/tools/testeventdev.html for test details */
10 atq_nb_event_queues(struct evt_options *opt)
12 /* nb_queues = number of producers */
13 return opt->prod_type == EVT_PROD_TYPE_ETH_RX_ADPTR ?
14 rte_eth_dev_count_avail() : evt_nr_active_lcores(opt->plcores);
17 static inline __attribute__((always_inline)) void
18 atq_mark_fwd_latency(struct rte_event *const ev)
20 if (unlikely(ev->sub_event_type == 0)) {
21 struct perf_elt *const m = ev->event_ptr;
23 m->timestamp = rte_get_timer_cycles();
27 static inline __attribute__((always_inline)) void
28 atq_fwd_event(struct rte_event *const ev, uint8_t *const sched_type_list,
29 const uint8_t nb_stages)
32 ev->sched_type = sched_type_list[ev->sub_event_type % nb_stages];
33 ev->op = RTE_EVENT_OP_FORWARD;
34 ev->event_type = RTE_EVENT_TYPE_CPU;
38 perf_atq_worker(void *arg, const int enable_fwd_latency)
43 while (t->done == false) {
44 uint16_t event = rte_event_dequeue_burst(dev, port, &ev, 1, 0);
51 if (enable_fwd_latency && !prod_timer_type)
52 /* first stage in pipeline, mark ts to compute fwd latency */
53 atq_mark_fwd_latency(&ev);
55 /* last stage in pipeline */
56 if (unlikely((ev.sub_event_type % nb_stages) == laststage)) {
57 if (enable_fwd_latency)
58 cnt = perf_process_last_stage_latency(pool,
59 &ev, w, bufs, sz, cnt);
61 cnt = perf_process_last_stage(pool, &ev, w,
64 atq_fwd_event(&ev, sched_type_list, nb_stages);
65 while (rte_event_enqueue_burst(dev, port, &ev, 1) != 1)
73 perf_atq_worker_burst(void *arg, const int enable_fwd_latency)
77 /* +1 to avoid prefetch out of array check */
78 struct rte_event ev[BURST_SIZE + 1];
80 while (t->done == false) {
81 uint16_t const nb_rx = rte_event_dequeue_burst(dev, port, ev,
89 for (i = 0; i < nb_rx; i++) {
90 if (enable_fwd_latency && !prod_timer_type) {
91 rte_prefetch0(ev[i+1].event_ptr);
92 /* first stage in pipeline.
93 * mark time stamp to compute fwd latency
95 atq_mark_fwd_latency(&ev[i]);
97 /* last stage in pipeline */
98 if (unlikely((ev[i].sub_event_type % nb_stages)
100 if (enable_fwd_latency)
101 cnt = perf_process_last_stage_latency(
102 pool, &ev[i], w, bufs, sz, cnt);
104 cnt = perf_process_last_stage(pool,
105 &ev[i], w, bufs, sz, cnt);
107 ev[i].op = RTE_EVENT_OP_RELEASE;
109 atq_fwd_event(&ev[i], sched_type_list,
116 enq = rte_event_enqueue_burst(dev, port, ev, nb_rx);
117 while (enq < nb_rx) {
118 enq += rte_event_enqueue_burst(dev, port,
119 ev + enq, nb_rx - enq);
126 worker_wrapper(void *arg)
128 struct worker_data *w = arg;
129 struct evt_options *opt = w->t->opt;
131 const bool burst = evt_has_burst_mode(w->dev_id);
132 const int fwd_latency = opt->fwd_latency;
134 /* allow compiler to optimize */
135 if (!burst && !fwd_latency)
136 return perf_atq_worker(arg, 0);
137 else if (!burst && fwd_latency)
138 return perf_atq_worker(arg, 1);
139 else if (burst && !fwd_latency)
140 return perf_atq_worker_burst(arg, 0);
141 else if (burst && fwd_latency)
142 return perf_atq_worker_burst(arg, 1);
144 rte_panic("invalid worker\n");
148 perf_atq_launch_lcores(struct evt_test *test, struct evt_options *opt)
150 return perf_launch_lcores(test, opt, worker_wrapper);
154 perf_atq_eventdev_setup(struct evt_test *test, struct evt_options *opt)
160 struct rte_event_dev_info dev_info;
162 nb_ports = evt_nr_active_lcores(opt->wlcores);
163 nb_ports += (opt->prod_type == EVT_PROD_TYPE_ETH_RX_ADPTR ||
164 opt->prod_type == EVT_PROD_TYPE_EVENT_TIMER_ADPTR) ? 0 :
165 evt_nr_active_lcores(opt->plcores);
167 nb_queues = atq_nb_event_queues(opt);
169 memset(&dev_info, 0, sizeof(struct rte_event_dev_info));
170 ret = rte_event_dev_info_get(opt->dev_id, &dev_info);
172 evt_err("failed to get eventdev info %d", opt->dev_id);
176 const struct rte_event_dev_config config = {
177 .nb_event_queues = nb_queues,
178 .nb_event_ports = nb_ports,
179 .nb_events_limit = dev_info.max_num_events,
180 .nb_event_queue_flows = opt->nb_flows,
181 .nb_event_port_dequeue_depth =
182 dev_info.max_event_port_dequeue_depth,
183 .nb_event_port_enqueue_depth =
184 dev_info.max_event_port_enqueue_depth,
187 ret = rte_event_dev_configure(opt->dev_id, &config);
189 evt_err("failed to configure eventdev %d", opt->dev_id);
193 struct rte_event_queue_conf q_conf = {
194 .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
195 .event_queue_cfg = RTE_EVENT_QUEUE_CFG_ALL_TYPES,
196 .nb_atomic_flows = opt->nb_flows,
197 .nb_atomic_order_sequences = opt->nb_flows,
199 /* queue configurations */
200 for (queue = 0; queue < nb_queues; queue++) {
201 ret = rte_event_queue_setup(opt->dev_id, queue, &q_conf);
203 evt_err("failed to setup queue=%d", queue);
208 if (opt->wkr_deq_dep > dev_info.max_event_port_dequeue_depth)
209 opt->wkr_deq_dep = dev_info.max_event_port_dequeue_depth;
211 /* port configuration */
212 const struct rte_event_port_conf p_conf = {
213 .dequeue_depth = opt->wkr_deq_dep,
214 .enqueue_depth = dev_info.max_event_port_dequeue_depth,
215 .new_event_threshold = dev_info.max_num_events,
218 ret = perf_event_dev_port_setup(test, opt, 1 /* stride */, nb_queues,
223 if (!evt_has_distributed_sched(opt->dev_id)) {
225 rte_event_dev_service_id_get(opt->dev_id, &service_id);
226 ret = evt_service_setup(service_id);
228 evt_err("No service lcore found to run event dev.");
233 ret = rte_event_dev_start(opt->dev_id);
235 evt_err("failed to start eventdev %d", opt->dev_id);
243 perf_atq_opt_dump(struct evt_options *opt)
245 perf_opt_dump(opt, atq_nb_event_queues(opt));
249 perf_atq_opt_check(struct evt_options *opt)
251 return perf_opt_check(opt, atq_nb_event_queues(opt));
255 perf_atq_capability_check(struct evt_options *opt)
257 struct rte_event_dev_info dev_info;
259 rte_event_dev_info_get(opt->dev_id, &dev_info);
260 if (dev_info.max_event_queues < atq_nb_event_queues(opt) ||
261 dev_info.max_event_ports < perf_nb_event_ports(opt)) {
262 evt_err("not enough eventdev queues=%d/%d or ports=%d/%d",
263 atq_nb_event_queues(opt), dev_info.max_event_queues,
264 perf_nb_event_ports(opt), dev_info.max_event_ports);
266 if (!evt_has_all_types_queue(opt->dev_id))
272 static const struct evt_test_ops perf_atq = {
273 .cap_check = perf_atq_capability_check,
274 .opt_check = perf_atq_opt_check,
275 .opt_dump = perf_atq_opt_dump,
276 .test_setup = perf_test_setup,
277 .ethdev_setup = perf_ethdev_setup,
278 .mempool_setup = perf_mempool_setup,
279 .eventdev_setup = perf_atq_eventdev_setup,
280 .launch_lcores = perf_atq_launch_lcores,
281 .eventdev_destroy = perf_eventdev_destroy,
282 .mempool_destroy = perf_mempool_destroy,
283 .ethdev_destroy = perf_ethdev_destroy,
284 .test_result = perf_test_result,
285 .test_destroy = perf_test_destroy,
288 EVT_TEST_REGISTER(perf_atq);