xref: /dpdk/app/test-eventdev/test_pipeline_common.c (revision a8d88bfbce00b6f3b1e4c4a3a4464954a21372dd)
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 }
40 
41 static inline uint64_t
42 processed_pkts(struct test_pipeline *t)
43 {
44 	uint8_t i;
45 	uint64_t total = 0;
46 
47 	rte_smp_rmb();
48 	for (i = 0; i < t->nb_workers; i++)
49 		total += t->worker[i].processed_pkts;
50 
51 	return total;
52 }
53 
54 int
55 pipeline_launch_lcores(struct evt_test *test, struct evt_options *opt,
56 		int (*worker)(void *))
57 {
58 	int ret, lcore_id;
59 	struct test_pipeline *t = evt_test_priv(test);
60 
61 	int port_idx = 0;
62 	/* launch workers */
63 	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
64 		if (!(opt->wlcores[lcore_id]))
65 			continue;
66 
67 		ret = rte_eal_remote_launch(worker,
68 				 &t->worker[port_idx], lcore_id);
69 		if (ret) {
70 			evt_err("failed to launch worker %d", lcore_id);
71 			return ret;
72 		}
73 		port_idx++;
74 	}
75 
76 	uint64_t perf_cycles = rte_get_timer_cycles();
77 	const uint64_t perf_sample = rte_get_timer_hz();
78 
79 	static float total_mpps;
80 	static uint64_t samples;
81 
82 	uint64_t prev_pkts = 0;
83 
84 	while (t->done == false) {
85 		const uint64_t new_cycles = rte_get_timer_cycles();
86 
87 		if ((new_cycles - perf_cycles) > perf_sample) {
88 			const uint64_t curr_pkts = processed_pkts(t);
89 
90 			float mpps = (float)(curr_pkts - prev_pkts)/1000000;
91 
92 			prev_pkts = curr_pkts;
93 			perf_cycles = new_cycles;
94 			total_mpps += mpps;
95 			++samples;
96 			printf(CLGRN"\r%.3f mpps avg %.3f mpps"CLNRM,
97 					mpps, total_mpps/samples);
98 			fflush(stdout);
99 		}
100 	}
101 	printf("\n");
102 	return 0;
103 }
104 
105 int
106 pipeline_opt_check(struct evt_options *opt, uint64_t nb_queues)
107 {
108 	unsigned int lcores;
109 	/*
110 	 * N worker + 1 master
111 	 */
112 	lcores = 2;
113 
114 	if (!rte_eth_dev_count_avail()) {
115 		evt_err("test needs minimum 1 ethernet dev");
116 		return -1;
117 	}
118 
119 	if (rte_lcore_count() < lcores) {
120 		evt_err("test need minimum %d lcores", lcores);
121 		return -1;
122 	}
123 
124 	/* Validate worker lcores */
125 	if (evt_lcores_has_overlap(opt->wlcores, rte_get_master_lcore())) {
126 		evt_err("worker lcores overlaps with master lcore");
127 		return -1;
128 	}
129 	if (evt_has_disabled_lcore(opt->wlcores)) {
130 		evt_err("one or more workers lcores are not enabled");
131 		return -1;
132 	}
133 	if (!evt_has_active_lcore(opt->wlcores)) {
134 		evt_err("minimum one worker is required");
135 		return -1;
136 	}
137 
138 	if (nb_queues > EVT_MAX_QUEUES) {
139 		evt_err("number of queues exceeds %d", EVT_MAX_QUEUES);
140 		return -1;
141 	}
142 	if (pipeline_nb_event_ports(opt) > EVT_MAX_PORTS) {
143 		evt_err("number of ports exceeds %d", EVT_MAX_PORTS);
144 		return -1;
145 	}
146 
147 	if (evt_has_invalid_stage(opt))
148 		return -1;
149 
150 	if (evt_has_invalid_sched_type(opt))
151 		return -1;
152 
153 	return 0;
154 }
155 
156 #define NB_RX_DESC			128
157 #define NB_TX_DESC			512
158 int
159 pipeline_ethdev_setup(struct evt_test *test, struct evt_options *opt)
160 {
161 	uint16_t i;
162 	int ret;
163 	uint8_t nb_queues = 1;
164 	struct test_pipeline *t = evt_test_priv(test);
165 	struct rte_eth_rxconf rx_conf;
166 	struct rte_eth_conf port_conf = {
167 		.rxmode = {
168 			.mq_mode = ETH_MQ_RX_RSS,
169 		},
170 		.rx_adv_conf = {
171 			.rss_conf = {
172 				.rss_key = NULL,
173 				.rss_hf = ETH_RSS_IP,
174 			},
175 		},
176 	};
177 
178 	if (!rte_eth_dev_count_avail()) {
179 		evt_err("No ethernet ports found.");
180 		return -ENODEV;
181 	}
182 
183 	if (opt->max_pkt_sz < RTE_ETHER_MIN_LEN) {
184 		evt_err("max_pkt_sz can not be less than %d",
185 			RTE_ETHER_MIN_LEN);
186 		return -EINVAL;
187 	}
188 
189 	port_conf.rxmode.max_rx_pkt_len = opt->max_pkt_sz;
190 	if (opt->max_pkt_sz > RTE_ETHER_MAX_LEN)
191 		port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
192 
193 	t->internal_port = 1;
194 	RTE_ETH_FOREACH_DEV(i) {
195 		struct rte_eth_dev_info dev_info;
196 		struct rte_eth_conf local_port_conf = port_conf;
197 		uint32_t caps = 0;
198 
199 		ret = rte_event_eth_tx_adapter_caps_get(opt->dev_id, i, &caps);
200 		if (ret != 0) {
201 			evt_err("failed to get event tx adapter[%d] caps", i);
202 			return ret;
203 		}
204 
205 		if (!(caps & RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT))
206 			t->internal_port = 0;
207 
208 		ret = rte_eth_dev_info_get(i, &dev_info);
209 		if (ret != 0) {
210 			evt_err("Error during getting device (port %u) info: %s\n",
211 				i, strerror(-ret));
212 			return ret;
213 		}
214 
215 		rx_conf = dev_info.default_rxconf;
216 		rx_conf.offloads = port_conf.rxmode.offloads;
217 
218 		local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
219 			dev_info.flow_type_rss_offloads;
220 		if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
221 				port_conf.rx_adv_conf.rss_conf.rss_hf) {
222 			evt_info("Port %u modified RSS hash function based on hardware support,"
223 				"requested:%#"PRIx64" configured:%#"PRIx64"",
224 				i,
225 				port_conf.rx_adv_conf.rss_conf.rss_hf,
226 				local_port_conf.rx_adv_conf.rss_conf.rss_hf);
227 		}
228 
229 		if (rte_eth_dev_configure(i, nb_queues, nb_queues,
230 					&local_port_conf)
231 				< 0) {
232 			evt_err("Failed to configure eth port [%d]", i);
233 			return -EINVAL;
234 		}
235 
236 		if (rte_eth_rx_queue_setup(i, 0, NB_RX_DESC,
237 				rte_socket_id(), &rx_conf, t->pool) < 0) {
238 			evt_err("Failed to setup eth port [%d] rx_queue: %d.",
239 					i, 0);
240 			return -EINVAL;
241 		}
242 		if (rte_eth_tx_queue_setup(i, 0, NB_TX_DESC,
243 					rte_socket_id(), NULL) < 0) {
244 			evt_err("Failed to setup eth port [%d] tx_queue: %d.",
245 					i, 0);
246 			return -EINVAL;
247 		}
248 
249 		ret = rte_eth_promiscuous_enable(i);
250 		if (ret != 0) {
251 			evt_err("Failed to enable promiscuous mode for eth port [%d]: %s",
252 				i, rte_strerror(-ret));
253 			return ret;
254 		}
255 	}
256 
257 	return 0;
258 }
259 
260 int
261 pipeline_event_port_setup(struct evt_test *test, struct evt_options *opt,
262 		uint8_t *queue_arr, uint8_t nb_queues,
263 		const struct rte_event_port_conf p_conf)
264 {
265 	int ret;
266 	uint8_t port;
267 	struct test_pipeline *t = evt_test_priv(test);
268 
269 
270 	/* setup one port per worker, linking to all queues */
271 	for (port = 0; port < evt_nr_active_lcores(opt->wlcores); port++) {
272 		struct worker_data *w = &t->worker[port];
273 
274 		w->dev_id = opt->dev_id;
275 		w->port_id = port;
276 		w->t = t;
277 		w->processed_pkts = 0;
278 
279 		ret = rte_event_port_setup(opt->dev_id, port, &p_conf);
280 		if (ret) {
281 			evt_err("failed to setup port %d", port);
282 			return ret;
283 		}
284 
285 		if (rte_event_port_link(opt->dev_id, port, queue_arr, NULL,
286 					nb_queues) != nb_queues)
287 			goto link_fail;
288 	}
289 
290 	return 0;
291 
292 link_fail:
293 	evt_err("failed to link queues to port %d", port);
294 	return -EINVAL;
295 }
296 
297 int
298 pipeline_event_rx_adapter_setup(struct evt_options *opt, uint8_t stride,
299 		struct rte_event_port_conf prod_conf)
300 {
301 	int ret = 0;
302 	uint16_t prod;
303 	struct rte_event_eth_rx_adapter_queue_conf queue_conf;
304 
305 	memset(&queue_conf, 0,
306 			sizeof(struct rte_event_eth_rx_adapter_queue_conf));
307 	queue_conf.ev.sched_type = opt->sched_type_list[0];
308 	RTE_ETH_FOREACH_DEV(prod) {
309 		uint32_t cap;
310 
311 		ret = rte_event_eth_rx_adapter_caps_get(opt->dev_id,
312 				prod, &cap);
313 		if (ret) {
314 			evt_err("failed to get event rx adapter[%d]"
315 					" capabilities",
316 					opt->dev_id);
317 			return ret;
318 		}
319 		queue_conf.ev.queue_id = prod * stride;
320 		ret = rte_event_eth_rx_adapter_create(prod, opt->dev_id,
321 				&prod_conf);
322 		if (ret) {
323 			evt_err("failed to create rx adapter[%d]", prod);
324 			return ret;
325 		}
326 		ret = rte_event_eth_rx_adapter_queue_add(prod, prod, -1,
327 				&queue_conf);
328 		if (ret) {
329 			evt_err("failed to add rx queues to adapter[%d]", prod);
330 			return ret;
331 		}
332 
333 		if (!(cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT)) {
334 			uint32_t service_id = -1U;
335 
336 			rte_event_eth_rx_adapter_service_id_get(prod,
337 					&service_id);
338 			ret = evt_service_setup(service_id);
339 			if (ret) {
340 				evt_err("Failed to setup service core"
341 						" for Rx adapter");
342 				return ret;
343 			}
344 		}
345 
346 		evt_info("Port[%d] using Rx adapter[%d] configured", prod,
347 				prod);
348 	}
349 
350 	return ret;
351 }
352 
353 int
354 pipeline_event_tx_adapter_setup(struct evt_options *opt,
355 		struct rte_event_port_conf port_conf)
356 {
357 	int ret = 0;
358 	uint16_t consm;
359 
360 	RTE_ETH_FOREACH_DEV(consm) {
361 		uint32_t cap;
362 
363 		ret = rte_event_eth_tx_adapter_caps_get(opt->dev_id,
364 				consm, &cap);
365 		if (ret) {
366 			evt_err("failed to get event tx adapter[%d] caps",
367 					consm);
368 			return ret;
369 		}
370 
371 		ret = rte_event_eth_tx_adapter_create(consm, opt->dev_id,
372 				&port_conf);
373 		if (ret) {
374 			evt_err("failed to create tx adapter[%d]", consm);
375 			return ret;
376 		}
377 
378 		ret = rte_event_eth_tx_adapter_queue_add(consm, consm, -1);
379 		if (ret) {
380 			evt_err("failed to add tx queues to adapter[%d]",
381 					consm);
382 			return ret;
383 		}
384 
385 		if (!(cap & RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT)) {
386 			uint32_t service_id = -1U;
387 
388 			rte_event_eth_tx_adapter_service_id_get(consm,
389 					&service_id);
390 			ret = evt_service_setup(service_id);
391 			if (ret) {
392 				evt_err("Failed to setup service core"
393 						" for Tx adapter\n");
394 				return ret;
395 			}
396 		}
397 
398 		evt_info("Port[%d] using Tx adapter[%d] Configured", consm,
399 				consm);
400 	}
401 
402 	return ret;
403 }
404 
405 void
406 pipeline_ethdev_destroy(struct evt_test *test, struct evt_options *opt)
407 {
408 	uint16_t i;
409 	RTE_SET_USED(test);
410 	RTE_SET_USED(opt);
411 
412 	RTE_ETH_FOREACH_DEV(i) {
413 		rte_event_eth_rx_adapter_stop(i);
414 		rte_event_eth_tx_adapter_stop(i);
415 		rte_eth_dev_stop(i);
416 	}
417 }
418 
419 void
420 pipeline_eventdev_destroy(struct evt_test *test, struct evt_options *opt)
421 {
422 	RTE_SET_USED(test);
423 
424 	rte_event_dev_stop(opt->dev_id);
425 	rte_event_dev_close(opt->dev_id);
426 }
427 
428 int
429 pipeline_mempool_setup(struct evt_test *test, struct evt_options *opt)
430 {
431 	struct test_pipeline *t = evt_test_priv(test);
432 	int i, ret;
433 
434 	if (!opt->mbuf_sz)
435 		opt->mbuf_sz = RTE_MBUF_DEFAULT_BUF_SIZE;
436 
437 	if (!opt->max_pkt_sz)
438 		opt->max_pkt_sz = RTE_ETHER_MAX_LEN;
439 
440 	RTE_ETH_FOREACH_DEV(i) {
441 		struct rte_eth_dev_info dev_info;
442 		uint16_t data_size = 0;
443 
444 		memset(&dev_info, 0, sizeof(dev_info));
445 		ret = rte_eth_dev_info_get(i, &dev_info);
446 		if (ret != 0) {
447 			evt_err("Error during getting device (port %u) info: %s\n",
448 				i, strerror(-ret));
449 			return ret;
450 		}
451 
452 		if (dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX &&
453 				dev_info.rx_desc_lim.nb_mtu_seg_max != 0) {
454 			data_size = opt->max_pkt_sz /
455 				dev_info.rx_desc_lim.nb_mtu_seg_max;
456 			data_size += RTE_PKTMBUF_HEADROOM;
457 
458 			if (data_size  > opt->mbuf_sz)
459 				opt->mbuf_sz = data_size;
460 		}
461 	}
462 
463 	t->pool = rte_pktmbuf_pool_create(test->name, /* mempool name */
464 			opt->pool_sz, /* number of elements*/
465 			512, /* cache size*/
466 			0,
467 			opt->mbuf_sz,
468 			opt->socket_id); /* flags */
469 
470 	if (t->pool == NULL) {
471 		evt_err("failed to create mempool");
472 		return -ENOMEM;
473 	}
474 
475 	return 0;
476 }
477 
478 void
479 pipeline_mempool_destroy(struct evt_test *test, struct evt_options *opt)
480 {
481 	RTE_SET_USED(opt);
482 	struct test_pipeline *t = evt_test_priv(test);
483 
484 	rte_mempool_free(t->pool);
485 }
486 
487 int
488 pipeline_test_setup(struct evt_test *test, struct evt_options *opt)
489 {
490 	void *test_pipeline;
491 
492 	test_pipeline = rte_zmalloc_socket(test->name,
493 			sizeof(struct test_pipeline), RTE_CACHE_LINE_SIZE,
494 			opt->socket_id);
495 	if (test_pipeline  == NULL) {
496 		evt_err("failed to allocate test_pipeline memory");
497 		goto nomem;
498 	}
499 	test->test_priv = test_pipeline;
500 
501 	struct test_pipeline *t = evt_test_priv(test);
502 
503 	t->nb_workers = evt_nr_active_lcores(opt->wlcores);
504 	t->outstand_pkts = opt->nb_pkts * evt_nr_active_lcores(opt->wlcores);
505 	t->done = false;
506 	t->nb_flows = opt->nb_flows;
507 	t->result = EVT_TEST_FAILED;
508 	t->opt = opt;
509 	opt->prod_type = EVT_PROD_TYPE_ETH_RX_ADPTR;
510 	memcpy(t->sched_type_list, opt->sched_type_list,
511 			sizeof(opt->sched_type_list));
512 	return 0;
513 nomem:
514 	return -ENOMEM;
515 }
516 
517 void
518 pipeline_test_destroy(struct evt_test *test, struct evt_options *opt)
519 {
520 	RTE_SET_USED(opt);
521 
522 	rte_free(test->test_priv);
523 }
524