xref: /dpdk/app/test-eventdev/test_pipeline_common.c (revision 99a2dd955fba6e4cc23b77d590a033650ced9c45)
1 /*
2  * SPDX-License-Identifier: BSD-3-Clause
3  * Copyright 2017 Cavium, Inc.
4  */
5 
6 #include "test_pipeline_common.h"
7 
8 int
9 pipeline_test_result(struct evt_test *test, struct evt_options *opt)
10 {
11 	RTE_SET_USED(opt);
12 	int i;
13 	uint64_t total = 0;
14 	struct test_pipeline *t = evt_test_priv(test);
15 
16 	evt_info("Packet distribution across worker cores :");
17 	for (i = 0; i < t->nb_workers; i++)
18 		total += t->worker[i].processed_pkts;
19 	for (i = 0; i < t->nb_workers; i++)
20 		evt_info("Worker %d packets: "CLGRN"%"PRIx64""CLNRM" percentage:"
21 				CLGRN" %3.2f"CLNRM, i,
22 				t->worker[i].processed_pkts,
23 				(((double)t->worker[i].processed_pkts)/total)
24 				* 100);
25 	return t->result;
26 }
27 
28 void
29 pipeline_opt_dump(struct evt_options *opt, uint8_t nb_queues)
30 {
31 	evt_dump("nb_worker_lcores", "%d", evt_nr_active_lcores(opt->wlcores));
32 	evt_dump_worker_lcores(opt);
33 	evt_dump_nb_stages(opt);
34 	evt_dump("nb_evdev_ports", "%d", pipeline_nb_event_ports(opt));
35 	evt_dump("nb_evdev_queues", "%d", nb_queues);
36 	evt_dump_queue_priority(opt);
37 	evt_dump_sched_type_list(opt);
38 	evt_dump_producer_type(opt);
39 	evt_dump("nb_eth_rx_queues", "%d", opt->eth_queues);
40 	evt_dump("event_vector", "%d", opt->ena_vector);
41 	if (opt->ena_vector) {
42 		evt_dump("vector_size", "%d", opt->vector_size);
43 		evt_dump("vector_tmo_ns", "%" PRIu64 "", opt->vector_tmo_nsec);
44 	}
45 }
46 
47 static inline uint64_t
48 processed_pkts(struct test_pipeline *t)
49 {
50 	uint8_t i;
51 	uint64_t total = 0;
52 
53 	for (i = 0; i < t->nb_workers; i++)
54 		total += t->worker[i].processed_pkts;
55 
56 	return total;
57 }
58 
59 int
60 pipeline_launch_lcores(struct evt_test *test, struct evt_options *opt,
61 		int (*worker)(void *))
62 {
63 	int ret, lcore_id;
64 	struct test_pipeline *t = evt_test_priv(test);
65 
66 	int port_idx = 0;
67 	/* launch workers */
68 	RTE_LCORE_FOREACH_WORKER(lcore_id) {
69 		if (!(opt->wlcores[lcore_id]))
70 			continue;
71 
72 		ret = rte_eal_remote_launch(worker,
73 				 &t->worker[port_idx], lcore_id);
74 		if (ret) {
75 			evt_err("failed to launch worker %d", lcore_id);
76 			return ret;
77 		}
78 		port_idx++;
79 	}
80 
81 	uint64_t perf_cycles = rte_get_timer_cycles();
82 	const uint64_t perf_sample = rte_get_timer_hz();
83 
84 	static float total_mpps;
85 	static uint64_t samples;
86 
87 	uint64_t prev_pkts = 0;
88 
89 	while (t->done == false) {
90 		const uint64_t new_cycles = rte_get_timer_cycles();
91 
92 		if ((new_cycles - perf_cycles) > perf_sample) {
93 			const uint64_t curr_pkts = processed_pkts(t);
94 
95 			float mpps = (float)(curr_pkts - prev_pkts)/1000000;
96 
97 			prev_pkts = curr_pkts;
98 			perf_cycles = new_cycles;
99 			total_mpps += mpps;
100 			++samples;
101 			printf(CLGRN"\r%.3f mpps avg %.3f mpps"CLNRM,
102 					mpps, total_mpps/samples);
103 			fflush(stdout);
104 		}
105 	}
106 	printf("\n");
107 	return 0;
108 }
109 
110 int
111 pipeline_opt_check(struct evt_options *opt, uint64_t nb_queues)
112 {
113 	unsigned int lcores;
114 
115 	/* N worker + main */
116 	lcores = 2;
117 
118 	if (opt->prod_type != EVT_PROD_TYPE_ETH_RX_ADPTR) {
119 		evt_err("Invalid producer type '%s' valid producer '%s'",
120 			evt_prod_id_to_name(opt->prod_type),
121 			evt_prod_id_to_name(EVT_PROD_TYPE_ETH_RX_ADPTR));
122 		return -1;
123 	}
124 
125 	if (!rte_eth_dev_count_avail()) {
126 		evt_err("test needs minimum 1 ethernet dev");
127 		return -1;
128 	}
129 
130 	if (rte_lcore_count() < lcores) {
131 		evt_err("test need minimum %d lcores", lcores);
132 		return -1;
133 	}
134 
135 	/* Validate worker lcores */
136 	if (evt_lcores_has_overlap(opt->wlcores, rte_get_main_lcore())) {
137 		evt_err("worker lcores overlaps with main lcore");
138 		return -1;
139 	}
140 	if (evt_has_disabled_lcore(opt->wlcores)) {
141 		evt_err("one or more workers lcores are not enabled");
142 		return -1;
143 	}
144 	if (!evt_has_active_lcore(opt->wlcores)) {
145 		evt_err("minimum one worker is required");
146 		return -1;
147 	}
148 
149 	if (nb_queues > EVT_MAX_QUEUES) {
150 		evt_err("number of queues exceeds %d", EVT_MAX_QUEUES);
151 		return -1;
152 	}
153 	if (pipeline_nb_event_ports(opt) > EVT_MAX_PORTS) {
154 		evt_err("number of ports exceeds %d", EVT_MAX_PORTS);
155 		return -1;
156 	}
157 
158 	if (evt_has_invalid_stage(opt))
159 		return -1;
160 
161 	if (evt_has_invalid_sched_type(opt))
162 		return -1;
163 
164 	return 0;
165 }
166 
167 #define NB_RX_DESC			128
168 #define NB_TX_DESC			512
169 int
170 pipeline_ethdev_setup(struct evt_test *test, struct evt_options *opt)
171 {
172 	uint16_t i, j;
173 	int ret;
174 	uint8_t nb_queues = 1;
175 	struct test_pipeline *t = evt_test_priv(test);
176 	struct rte_eth_rxconf rx_conf;
177 	struct rte_eth_conf port_conf = {
178 		.rxmode = {
179 			.mq_mode = ETH_MQ_RX_RSS,
180 		},
181 		.rx_adv_conf = {
182 			.rss_conf = {
183 				.rss_key = NULL,
184 				.rss_hf = ETH_RSS_IP,
185 			},
186 		},
187 	};
188 
189 	if (!rte_eth_dev_count_avail()) {
190 		evt_err("No ethernet ports found.");
191 		return -ENODEV;
192 	}
193 
194 	if (opt->max_pkt_sz < RTE_ETHER_MIN_LEN) {
195 		evt_err("max_pkt_sz can not be less than %d",
196 			RTE_ETHER_MIN_LEN);
197 		return -EINVAL;
198 	}
199 
200 	port_conf.rxmode.max_rx_pkt_len = opt->max_pkt_sz;
201 	if (opt->max_pkt_sz > RTE_ETHER_MAX_LEN)
202 		port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
203 
204 	t->internal_port = 1;
205 	RTE_ETH_FOREACH_DEV(i) {
206 		struct rte_eth_dev_info dev_info;
207 		struct rte_eth_conf local_port_conf = port_conf;
208 		uint32_t caps = 0;
209 
210 		ret = rte_event_eth_tx_adapter_caps_get(opt->dev_id, i, &caps);
211 		if (ret != 0) {
212 			evt_err("failed to get event tx adapter[%d] caps", i);
213 			return ret;
214 		}
215 
216 		if (!(caps & RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT))
217 			t->internal_port = 0;
218 
219 		ret = rte_event_eth_rx_adapter_caps_get(opt->dev_id, i, &caps);
220 		if (ret != 0) {
221 			evt_err("failed to get event tx adapter[%d] caps", i);
222 			return ret;
223 		}
224 
225 		if (!(caps & RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT))
226 			local_port_conf.rxmode.offloads |=
227 				DEV_RX_OFFLOAD_RSS_HASH;
228 
229 		ret = rte_eth_dev_info_get(i, &dev_info);
230 		if (ret != 0) {
231 			evt_err("Error during getting device (port %u) info: %s\n",
232 				i, strerror(-ret));
233 			return ret;
234 		}
235 
236 		/* Enable mbuf fast free if PMD has the capability. */
237 		if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
238 			local_port_conf.txmode.offloads |=
239 				DEV_TX_OFFLOAD_MBUF_FAST_FREE;
240 
241 		rx_conf = dev_info.default_rxconf;
242 		rx_conf.offloads = port_conf.rxmode.offloads;
243 
244 		local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
245 			dev_info.flow_type_rss_offloads;
246 		if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
247 				port_conf.rx_adv_conf.rss_conf.rss_hf) {
248 			evt_info("Port %u modified RSS hash function based on hardware support,"
249 				"requested:%#"PRIx64" configured:%#"PRIx64"",
250 				i,
251 				port_conf.rx_adv_conf.rss_conf.rss_hf,
252 				local_port_conf.rx_adv_conf.rss_conf.rss_hf);
253 		}
254 
255 		if (rte_eth_dev_configure(i, opt->eth_queues, nb_queues,
256 					  &local_port_conf) < 0) {
257 			evt_err("Failed to configure eth port [%d]", i);
258 			return -EINVAL;
259 		}
260 
261 		for (j = 0; j < opt->eth_queues; j++) {
262 			if (rte_eth_rx_queue_setup(i, j, NB_RX_DESC,
263 						   rte_socket_id(), &rx_conf,
264 						   t->pool) < 0) {
265 				evt_err("Failed to setup eth port [%d] rx_queue: %d.",
266 					i, 0);
267 				return -EINVAL;
268 			}
269 		}
270 
271 		if (rte_eth_tx_queue_setup(i, 0, NB_TX_DESC,
272 					rte_socket_id(), NULL) < 0) {
273 			evt_err("Failed to setup eth port [%d] tx_queue: %d.",
274 					i, 0);
275 			return -EINVAL;
276 		}
277 
278 		ret = rte_eth_promiscuous_enable(i);
279 		if (ret != 0) {
280 			evt_err("Failed to enable promiscuous mode for eth port [%d]: %s",
281 				i, rte_strerror(-ret));
282 			return ret;
283 		}
284 	}
285 
286 	return 0;
287 }
288 
289 int
290 pipeline_event_port_setup(struct evt_test *test, struct evt_options *opt,
291 		uint8_t *queue_arr, uint8_t nb_queues,
292 		const struct rte_event_port_conf p_conf)
293 {
294 	int ret;
295 	uint8_t port;
296 	struct test_pipeline *t = evt_test_priv(test);
297 
298 
299 	/* setup one port per worker, linking to all queues */
300 	for (port = 0; port < evt_nr_active_lcores(opt->wlcores); port++) {
301 		struct worker_data *w = &t->worker[port];
302 
303 		w->dev_id = opt->dev_id;
304 		w->port_id = port;
305 		w->t = t;
306 		w->processed_pkts = 0;
307 
308 		ret = rte_event_port_setup(opt->dev_id, port, &p_conf);
309 		if (ret) {
310 			evt_err("failed to setup port %d", port);
311 			return ret;
312 		}
313 
314 		if (rte_event_port_link(opt->dev_id, port, queue_arr, NULL,
315 					nb_queues) != nb_queues)
316 			goto link_fail;
317 	}
318 
319 	return 0;
320 
321 link_fail:
322 	evt_err("failed to link queues to port %d", port);
323 	return -EINVAL;
324 }
325 
326 int
327 pipeline_event_rx_adapter_setup(struct evt_options *opt, uint8_t stride,
328 		struct rte_event_port_conf prod_conf)
329 {
330 	int ret = 0;
331 	uint16_t prod;
332 	struct rte_mempool *vector_pool = NULL;
333 	struct rte_event_eth_rx_adapter_queue_conf queue_conf;
334 	struct rte_event_eth_rx_adapter_event_vector_config vec_conf;
335 
336 	memset(&queue_conf, 0,
337 			sizeof(struct rte_event_eth_rx_adapter_queue_conf));
338 	queue_conf.ev.sched_type = opt->sched_type_list[0];
339 	if (opt->ena_vector) {
340 		unsigned int nb_elem = (opt->pool_sz / opt->vector_size) << 1;
341 
342 		nb_elem = nb_elem ? nb_elem : 1;
343 		vector_pool = rte_event_vector_pool_create(
344 			"vector_pool", nb_elem, 0, opt->vector_size,
345 			opt->socket_id);
346 		if (vector_pool == NULL) {
347 			evt_err("failed to create event vector pool");
348 			return -ENOMEM;
349 		}
350 	}
351 	RTE_ETH_FOREACH_DEV(prod) {
352 		struct rte_event_eth_rx_adapter_vector_limits limits;
353 		uint32_t cap;
354 
355 		ret = rte_event_eth_rx_adapter_caps_get(opt->dev_id,
356 				prod, &cap);
357 		if (ret) {
358 			evt_err("failed to get event rx adapter[%d]"
359 					" capabilities",
360 					opt->dev_id);
361 			return ret;
362 		}
363 
364 		if (opt->ena_vector) {
365 			memset(&limits, 0, sizeof(limits));
366 			ret = rte_event_eth_rx_adapter_vector_limits_get(
367 				opt->dev_id, prod, &limits);
368 			if (ret) {
369 				evt_err("failed to get vector limits");
370 				return ret;
371 			}
372 
373 			if (opt->vector_size < limits.min_sz ||
374 			    opt->vector_size > limits.max_sz) {
375 				evt_err("Vector size [%d] not within limits max[%d] min[%d]",
376 					opt->vector_size, limits.min_sz,
377 					limits.max_sz);
378 				return -EINVAL;
379 			}
380 
381 			if (limits.log2_sz &&
382 			    !rte_is_power_of_2(opt->vector_size)) {
383 				evt_err("Vector size [%d] not power of 2",
384 					opt->vector_size);
385 				return -EINVAL;
386 			}
387 
388 			if (opt->vector_tmo_nsec > limits.max_timeout_ns ||
389 			    opt->vector_tmo_nsec < limits.min_timeout_ns) {
390 				evt_err("Vector timeout [%" PRIu64
391 					"] not within limits max[%" PRIu64
392 					"] min[%" PRIu64 "]",
393 					opt->vector_tmo_nsec,
394 					limits.max_timeout_ns,
395 					limits.min_timeout_ns);
396 				return -EINVAL;
397 			}
398 
399 			if (cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_EVENT_VECTOR) {
400 				queue_conf.rx_queue_flags |=
401 				RTE_EVENT_ETH_RX_ADAPTER_QUEUE_EVENT_VECTOR;
402 			} else {
403 				evt_err("Rx adapter doesn't support event vector");
404 				return -EINVAL;
405 			}
406 		}
407 		queue_conf.ev.queue_id = prod * stride;
408 		ret = rte_event_eth_rx_adapter_create(prod, opt->dev_id,
409 				&prod_conf);
410 		if (ret) {
411 			evt_err("failed to create rx adapter[%d]", prod);
412 			return ret;
413 		}
414 		ret = rte_event_eth_rx_adapter_queue_add(prod, prod, -1,
415 				&queue_conf);
416 		if (ret) {
417 			evt_err("failed to add rx queues to adapter[%d]", prod);
418 			return ret;
419 		}
420 
421 		if (opt->ena_vector) {
422 			vec_conf.vector_sz = opt->vector_size;
423 			vec_conf.vector_timeout_ns = opt->vector_tmo_nsec;
424 			vec_conf.vector_mp = vector_pool;
425 			if (rte_event_eth_rx_adapter_queue_event_vector_config(
426 				    prod, prod, -1, &vec_conf) < 0) {
427 				evt_err("Failed to configure event vectorization for Rx adapter");
428 				return -EINVAL;
429 			}
430 		}
431 
432 		if (!(cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT)) {
433 			uint32_t service_id = -1U;
434 
435 			rte_event_eth_rx_adapter_service_id_get(prod,
436 					&service_id);
437 			ret = evt_service_setup(service_id);
438 			if (ret) {
439 				evt_err("Failed to setup service core"
440 						" for Rx adapter");
441 				return ret;
442 			}
443 		}
444 
445 		evt_info("Port[%d] using Rx adapter[%d] configured", prod,
446 				prod);
447 	}
448 
449 	return ret;
450 }
451 
452 int
453 pipeline_event_tx_adapter_setup(struct evt_options *opt,
454 		struct rte_event_port_conf port_conf)
455 {
456 	int ret = 0;
457 	uint16_t consm;
458 
459 	RTE_ETH_FOREACH_DEV(consm) {
460 		uint32_t cap;
461 
462 		ret = rte_event_eth_tx_adapter_caps_get(opt->dev_id,
463 				consm, &cap);
464 		if (ret) {
465 			evt_err("failed to get event tx adapter[%d] caps",
466 					consm);
467 			return ret;
468 		}
469 
470 		if (opt->ena_vector) {
471 			if (!(cap &
472 			      RTE_EVENT_ETH_TX_ADAPTER_CAP_EVENT_VECTOR)) {
473 				evt_err("Tx adapter doesn't support event vector");
474 				return -EINVAL;
475 			}
476 		}
477 
478 		ret = rte_event_eth_tx_adapter_create(consm, opt->dev_id,
479 				&port_conf);
480 		if (ret) {
481 			evt_err("failed to create tx adapter[%d]", consm);
482 			return ret;
483 		}
484 
485 		ret = rte_event_eth_tx_adapter_queue_add(consm, consm, -1);
486 		if (ret) {
487 			evt_err("failed to add tx queues to adapter[%d]",
488 					consm);
489 			return ret;
490 		}
491 
492 		if (!(cap & RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT)) {
493 			uint32_t service_id = -1U;
494 
495 			ret = rte_event_eth_tx_adapter_service_id_get(consm,
496 								   &service_id);
497 			if (ret != -ESRCH && ret != 0) {
498 				evt_err("Failed to get Tx adptr service ID");
499 				return ret;
500 			}
501 			ret = evt_service_setup(service_id);
502 			if (ret) {
503 				evt_err("Failed to setup service core"
504 						" for Tx adapter");
505 				return ret;
506 			}
507 		}
508 
509 		evt_info("Port[%d] using Tx adapter[%d] Configured", consm,
510 				consm);
511 	}
512 
513 	return ret;
514 }
515 
516 void
517 pipeline_ethdev_destroy(struct evt_test *test, struct evt_options *opt)
518 {
519 	uint16_t i;
520 	RTE_SET_USED(test);
521 	RTE_SET_USED(opt);
522 
523 	RTE_ETH_FOREACH_DEV(i) {
524 		rte_event_eth_rx_adapter_stop(i);
525 		rte_event_eth_tx_adapter_stop(i);
526 		rte_eth_dev_stop(i);
527 	}
528 }
529 
530 void
531 pipeline_eventdev_destroy(struct evt_test *test, struct evt_options *opt)
532 {
533 	RTE_SET_USED(test);
534 
535 	rte_event_dev_stop(opt->dev_id);
536 	rte_event_dev_close(opt->dev_id);
537 }
538 
539 int
540 pipeline_mempool_setup(struct evt_test *test, struct evt_options *opt)
541 {
542 	struct test_pipeline *t = evt_test_priv(test);
543 	int i, ret;
544 
545 	if (!opt->mbuf_sz)
546 		opt->mbuf_sz = RTE_MBUF_DEFAULT_BUF_SIZE;
547 
548 	if (!opt->max_pkt_sz)
549 		opt->max_pkt_sz = RTE_ETHER_MAX_LEN;
550 
551 	RTE_ETH_FOREACH_DEV(i) {
552 		struct rte_eth_dev_info dev_info;
553 		uint16_t data_size = 0;
554 
555 		memset(&dev_info, 0, sizeof(dev_info));
556 		ret = rte_eth_dev_info_get(i, &dev_info);
557 		if (ret != 0) {
558 			evt_err("Error during getting device (port %u) info: %s\n",
559 				i, strerror(-ret));
560 			return ret;
561 		}
562 
563 		if (dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX &&
564 				dev_info.rx_desc_lim.nb_mtu_seg_max != 0) {
565 			data_size = opt->max_pkt_sz /
566 				dev_info.rx_desc_lim.nb_mtu_seg_max;
567 			data_size += RTE_PKTMBUF_HEADROOM;
568 
569 			if (data_size  > opt->mbuf_sz)
570 				opt->mbuf_sz = data_size;
571 		}
572 	}
573 
574 	t->pool = rte_pktmbuf_pool_create(test->name, /* mempool name */
575 			opt->pool_sz, /* number of elements*/
576 			512, /* cache size*/
577 			0,
578 			opt->mbuf_sz,
579 			opt->socket_id); /* flags */
580 
581 	if (t->pool == NULL) {
582 		evt_err("failed to create mempool");
583 		return -ENOMEM;
584 	}
585 
586 	return 0;
587 }
588 
589 void
590 pipeline_mempool_destroy(struct evt_test *test, struct evt_options *opt)
591 {
592 	RTE_SET_USED(opt);
593 	struct test_pipeline *t = evt_test_priv(test);
594 
595 	rte_mempool_free(t->pool);
596 }
597 
598 int
599 pipeline_test_setup(struct evt_test *test, struct evt_options *opt)
600 {
601 	void *test_pipeline;
602 
603 	test_pipeline = rte_zmalloc_socket(test->name,
604 			sizeof(struct test_pipeline), RTE_CACHE_LINE_SIZE,
605 			opt->socket_id);
606 	if (test_pipeline  == NULL) {
607 		evt_err("failed to allocate test_pipeline memory");
608 		goto nomem;
609 	}
610 	test->test_priv = test_pipeline;
611 
612 	struct test_pipeline *t = evt_test_priv(test);
613 
614 	t->nb_workers = evt_nr_active_lcores(opt->wlcores);
615 	t->outstand_pkts = opt->nb_pkts * evt_nr_active_lcores(opt->wlcores);
616 	t->done = false;
617 	t->nb_flows = opt->nb_flows;
618 	t->result = EVT_TEST_FAILED;
619 	t->opt = opt;
620 	opt->prod_type = EVT_PROD_TYPE_ETH_RX_ADPTR;
621 	memcpy(t->sched_type_list, opt->sched_type_list,
622 			sizeof(opt->sched_type_list));
623 	return 0;
624 nomem:
625 	return -ENOMEM;
626 }
627 
628 void
629 pipeline_test_destroy(struct evt_test *test, struct evt_options *opt)
630 {
631 	RTE_SET_USED(opt);
632 
633 	rte_free(test->test_priv);
634 }
635