xref: /dpdk/app/test-eventdev/test_pipeline_common.c (revision fdab8f2e17493192d555cd88cf28b06269174326)
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(
263 				    i, j, NB_RX_DESC, rte_socket_id(), &rx_conf,
264 				    opt->per_port_pool ? t->pool[i] :
265 							      t->pool[0]) < 0) {
266 				evt_err("Failed to setup eth port [%d] rx_queue: %d.",
267 					i, 0);
268 				return -EINVAL;
269 			}
270 		}
271 
272 		if (rte_eth_tx_queue_setup(i, 0, NB_TX_DESC,
273 					rte_socket_id(), NULL) < 0) {
274 			evt_err("Failed to setup eth port [%d] tx_queue: %d.",
275 					i, 0);
276 			return -EINVAL;
277 		}
278 
279 		ret = rte_eth_promiscuous_enable(i);
280 		if (ret != 0) {
281 			evt_err("Failed to enable promiscuous mode for eth port [%d]: %s",
282 				i, rte_strerror(-ret));
283 			return ret;
284 		}
285 	}
286 
287 	return 0;
288 }
289 
290 int
291 pipeline_event_port_setup(struct evt_test *test, struct evt_options *opt,
292 		uint8_t *queue_arr, uint8_t nb_queues,
293 		const struct rte_event_port_conf p_conf)
294 {
295 	int ret;
296 	uint8_t port;
297 	struct test_pipeline *t = evt_test_priv(test);
298 
299 
300 	/* setup one port per worker, linking to all queues */
301 	for (port = 0; port < evt_nr_active_lcores(opt->wlcores); port++) {
302 		struct worker_data *w = &t->worker[port];
303 
304 		w->dev_id = opt->dev_id;
305 		w->port_id = port;
306 		w->t = t;
307 		w->processed_pkts = 0;
308 
309 		ret = rte_event_port_setup(opt->dev_id, port, &p_conf);
310 		if (ret) {
311 			evt_err("failed to setup port %d", port);
312 			return ret;
313 		}
314 
315 		if (rte_event_port_link(opt->dev_id, port, queue_arr, NULL,
316 					nb_queues) != nb_queues)
317 			goto link_fail;
318 	}
319 
320 	return 0;
321 
322 link_fail:
323 	evt_err("failed to link queues to port %d", port);
324 	return -EINVAL;
325 }
326 
327 int
328 pipeline_event_rx_adapter_setup(struct evt_options *opt, uint8_t stride,
329 		struct rte_event_port_conf prod_conf)
330 {
331 	int ret = 0;
332 	uint16_t prod;
333 	struct rte_mempool *vector_pool = NULL;
334 	struct rte_event_eth_rx_adapter_queue_conf queue_conf;
335 	struct rte_event_eth_rx_adapter_event_vector_config vec_conf;
336 
337 	memset(&queue_conf, 0,
338 			sizeof(struct rte_event_eth_rx_adapter_queue_conf));
339 	queue_conf.ev.sched_type = opt->sched_type_list[0];
340 	if (opt->ena_vector) {
341 		unsigned int nb_elem = (opt->pool_sz / opt->vector_size) << 1;
342 
343 		nb_elem = nb_elem ? nb_elem : 1;
344 		vector_pool = rte_event_vector_pool_create(
345 			"vector_pool", nb_elem, 0, opt->vector_size,
346 			opt->socket_id);
347 		if (vector_pool == NULL) {
348 			evt_err("failed to create event vector pool");
349 			return -ENOMEM;
350 		}
351 	}
352 	RTE_ETH_FOREACH_DEV(prod) {
353 		struct rte_event_eth_rx_adapter_vector_limits limits;
354 		uint32_t cap;
355 
356 		ret = rte_event_eth_rx_adapter_caps_get(opt->dev_id,
357 				prod, &cap);
358 		if (ret) {
359 			evt_err("failed to get event rx adapter[%d]"
360 					" capabilities",
361 					opt->dev_id);
362 			return ret;
363 		}
364 
365 		if (opt->ena_vector) {
366 			memset(&limits, 0, sizeof(limits));
367 			ret = rte_event_eth_rx_adapter_vector_limits_get(
368 				opt->dev_id, prod, &limits);
369 			if (ret) {
370 				evt_err("failed to get vector limits");
371 				return ret;
372 			}
373 
374 			if (opt->vector_size < limits.min_sz ||
375 			    opt->vector_size > limits.max_sz) {
376 				evt_err("Vector size [%d] not within limits max[%d] min[%d]",
377 					opt->vector_size, limits.min_sz,
378 					limits.max_sz);
379 				return -EINVAL;
380 			}
381 
382 			if (limits.log2_sz &&
383 			    !rte_is_power_of_2(opt->vector_size)) {
384 				evt_err("Vector size [%d] not power of 2",
385 					opt->vector_size);
386 				return -EINVAL;
387 			}
388 
389 			if (opt->vector_tmo_nsec > limits.max_timeout_ns ||
390 			    opt->vector_tmo_nsec < limits.min_timeout_ns) {
391 				evt_err("Vector timeout [%" PRIu64
392 					"] not within limits max[%" PRIu64
393 					"] min[%" PRIu64 "]",
394 					opt->vector_tmo_nsec,
395 					limits.max_timeout_ns,
396 					limits.min_timeout_ns);
397 				return -EINVAL;
398 			}
399 
400 			if (cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_EVENT_VECTOR) {
401 				queue_conf.rx_queue_flags |=
402 				RTE_EVENT_ETH_RX_ADAPTER_QUEUE_EVENT_VECTOR;
403 			} else {
404 				evt_err("Rx adapter doesn't support event vector");
405 				return -EINVAL;
406 			}
407 		}
408 		queue_conf.ev.queue_id = prod * stride;
409 		ret = rte_event_eth_rx_adapter_create(prod, opt->dev_id,
410 				&prod_conf);
411 		if (ret) {
412 			evt_err("failed to create rx adapter[%d]", prod);
413 			return ret;
414 		}
415 		ret = rte_event_eth_rx_adapter_queue_add(prod, prod, -1,
416 				&queue_conf);
417 		if (ret) {
418 			evt_err("failed to add rx queues to adapter[%d]", prod);
419 			return ret;
420 		}
421 
422 		if (opt->ena_vector) {
423 			vec_conf.vector_sz = opt->vector_size;
424 			vec_conf.vector_timeout_ns = opt->vector_tmo_nsec;
425 			vec_conf.vector_mp = vector_pool;
426 			if (rte_event_eth_rx_adapter_queue_event_vector_config(
427 				    prod, prod, -1, &vec_conf) < 0) {
428 				evt_err("Failed to configure event vectorization for Rx adapter");
429 				return -EINVAL;
430 			}
431 		}
432 
433 		if (!(cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT)) {
434 			uint32_t service_id = -1U;
435 
436 			rte_event_eth_rx_adapter_service_id_get(prod,
437 					&service_id);
438 			ret = evt_service_setup(service_id);
439 			if (ret) {
440 				evt_err("Failed to setup service core"
441 						" for Rx adapter");
442 				return ret;
443 			}
444 		}
445 
446 		evt_info("Port[%d] using Rx adapter[%d] configured", prod,
447 				prod);
448 	}
449 
450 	return ret;
451 }
452 
453 int
454 pipeline_event_tx_adapter_setup(struct evt_options *opt,
455 		struct rte_event_port_conf port_conf)
456 {
457 	int ret = 0;
458 	uint16_t consm;
459 
460 	RTE_ETH_FOREACH_DEV(consm) {
461 		uint32_t cap;
462 
463 		ret = rte_event_eth_tx_adapter_caps_get(opt->dev_id,
464 				consm, &cap);
465 		if (ret) {
466 			evt_err("failed to get event tx adapter[%d] caps",
467 					consm);
468 			return ret;
469 		}
470 
471 		if (opt->ena_vector) {
472 			if (!(cap &
473 			      RTE_EVENT_ETH_TX_ADAPTER_CAP_EVENT_VECTOR)) {
474 				evt_err("Tx adapter doesn't support event vector");
475 				return -EINVAL;
476 			}
477 		}
478 
479 		ret = rte_event_eth_tx_adapter_create(consm, opt->dev_id,
480 				&port_conf);
481 		if (ret) {
482 			evt_err("failed to create tx adapter[%d]", consm);
483 			return ret;
484 		}
485 
486 		ret = rte_event_eth_tx_adapter_queue_add(consm, consm, -1);
487 		if (ret) {
488 			evt_err("failed to add tx queues to adapter[%d]",
489 					consm);
490 			return ret;
491 		}
492 
493 		if (!(cap & RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT)) {
494 			uint32_t service_id = -1U;
495 
496 			ret = rte_event_eth_tx_adapter_service_id_get(consm,
497 								   &service_id);
498 			if (ret != -ESRCH && ret != 0) {
499 				evt_err("Failed to get Tx adptr service ID");
500 				return ret;
501 			}
502 			ret = evt_service_setup(service_id);
503 			if (ret) {
504 				evt_err("Failed to setup service core"
505 						" for Tx adapter");
506 				return ret;
507 			}
508 		}
509 
510 		evt_info("Port[%d] using Tx adapter[%d] Configured", consm,
511 				consm);
512 	}
513 
514 	return ret;
515 }
516 
517 void
518 pipeline_ethdev_destroy(struct evt_test *test, struct evt_options *opt)
519 {
520 	uint16_t i;
521 	RTE_SET_USED(test);
522 	RTE_SET_USED(opt);
523 
524 	RTE_ETH_FOREACH_DEV(i) {
525 		rte_event_eth_rx_adapter_stop(i);
526 		rte_event_eth_tx_adapter_stop(i);
527 		rte_eth_dev_stop(i);
528 	}
529 }
530 
531 void
532 pipeline_eventdev_destroy(struct evt_test *test, struct evt_options *opt)
533 {
534 	RTE_SET_USED(test);
535 
536 	rte_event_dev_stop(opt->dev_id);
537 	rte_event_dev_close(opt->dev_id);
538 }
539 
540 int
541 pipeline_mempool_setup(struct evt_test *test, struct evt_options *opt)
542 {
543 	struct test_pipeline *t = evt_test_priv(test);
544 	int i, ret;
545 
546 	if (!opt->mbuf_sz)
547 		opt->mbuf_sz = RTE_MBUF_DEFAULT_BUF_SIZE;
548 
549 	if (!opt->max_pkt_sz)
550 		opt->max_pkt_sz = RTE_ETHER_MAX_LEN;
551 
552 	RTE_ETH_FOREACH_DEV(i) {
553 		struct rte_eth_dev_info dev_info;
554 		uint16_t data_size = 0;
555 
556 		memset(&dev_info, 0, sizeof(dev_info));
557 		ret = rte_eth_dev_info_get(i, &dev_info);
558 		if (ret != 0) {
559 			evt_err("Error during getting device (port %u) info: %s\n",
560 				i, strerror(-ret));
561 			return ret;
562 		}
563 
564 		if (dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX &&
565 				dev_info.rx_desc_lim.nb_mtu_seg_max != 0) {
566 			data_size = opt->max_pkt_sz /
567 				dev_info.rx_desc_lim.nb_mtu_seg_max;
568 			data_size += RTE_PKTMBUF_HEADROOM;
569 
570 			if (data_size  > opt->mbuf_sz)
571 				opt->mbuf_sz = data_size;
572 		}
573 		if (opt->per_port_pool) {
574 			char name[RTE_MEMPOOL_NAMESIZE];
575 
576 			snprintf(name, RTE_MEMPOOL_NAMESIZE, "%s-%d",
577 				 test->name, i);
578 			t->pool[i] = rte_pktmbuf_pool_create(
579 				name,	      /* mempool name */
580 				opt->pool_sz, /* number of elements*/
581 				0,	      /* cache size*/
582 				0, opt->mbuf_sz, opt->socket_id); /* flags */
583 
584 			if (t->pool[i] == NULL) {
585 				evt_err("failed to create mempool %s", name);
586 				return -ENOMEM;
587 			}
588 		}
589 	}
590 
591 	if (!opt->per_port_pool) {
592 		t->pool[0] = rte_pktmbuf_pool_create(
593 			test->name,   /* mempool name */
594 			opt->pool_sz, /* number of elements*/
595 			0,	      /* cache size*/
596 			0, opt->mbuf_sz, opt->socket_id); /* flags */
597 
598 		if (t->pool[0] == NULL) {
599 			evt_err("failed to create mempool");
600 			return -ENOMEM;
601 		}
602 	}
603 
604 	return 0;
605 }
606 
607 void
608 pipeline_mempool_destroy(struct evt_test *test, struct evt_options *opt)
609 {
610 	struct test_pipeline *t = evt_test_priv(test);
611 	int i;
612 
613 	RTE_SET_USED(opt);
614 	if (opt->per_port_pool) {
615 		RTE_ETH_FOREACH_DEV(i)
616 			rte_mempool_free(t->pool[i]);
617 	} else {
618 		rte_mempool_free(t->pool[0]);
619 	}
620 }
621 
622 int
623 pipeline_test_setup(struct evt_test *test, struct evt_options *opt)
624 {
625 	void *test_pipeline;
626 
627 	test_pipeline = rte_zmalloc_socket(test->name,
628 			sizeof(struct test_pipeline), RTE_CACHE_LINE_SIZE,
629 			opt->socket_id);
630 	if (test_pipeline  == NULL) {
631 		evt_err("failed to allocate test_pipeline memory");
632 		goto nomem;
633 	}
634 	test->test_priv = test_pipeline;
635 
636 	struct test_pipeline *t = evt_test_priv(test);
637 
638 	t->nb_workers = evt_nr_active_lcores(opt->wlcores);
639 	t->outstand_pkts = opt->nb_pkts * evt_nr_active_lcores(opt->wlcores);
640 	t->done = false;
641 	t->nb_flows = opt->nb_flows;
642 	t->result = EVT_TEST_FAILED;
643 	t->opt = opt;
644 	opt->prod_type = EVT_PROD_TYPE_ETH_RX_ADPTR;
645 	memcpy(t->sched_type_list, opt->sched_type_list,
646 			sizeof(opt->sched_type_list));
647 	return 0;
648 nomem:
649 	return -ENOMEM;
650 }
651 
652 void
653 pipeline_test_destroy(struct evt_test *test, struct evt_options *opt)
654 {
655 	RTE_SET_USED(opt);
656 
657 	rte_free(test->test_priv);
658 }
659