summaryrefslogtreecommitdiff
path: root/app/test-eventdev/test_order_common.c
blob: 8a3420130a257f6bdf6692cbaf18dcff98b0ac79 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2017 Cavium, Inc
 */

#include "test_order_common.h"

int
order_test_result(struct evt_test *test, struct evt_options *opt)
{
	RTE_SET_USED(opt);
	struct test_order *t = evt_test_priv(test);

	return t->result;
}

static inline int
order_producer(void *arg)
{
	struct prod_data *p  = arg;
	struct test_order *t = p->t;
	struct evt_options *opt = t->opt;
	const uint8_t dev_id = p->dev_id;
	const uint8_t port = p->port_id;
	struct rte_mempool *pool = t->pool;
	const uint64_t nb_pkts = t->nb_pkts;
	uint32_t *producer_flow_seq = t->producer_flow_seq;
	const uint32_t nb_flows = t->nb_flows;
	uint64_t count = 0;
	struct rte_mbuf *m;
	struct rte_event ev;

	if (opt->verbose_level > 1)
		printf("%s(): lcore %d dev_id %d port=%d queue=%d\n",
			 __func__, rte_lcore_id(), dev_id, port, p->queue_id);

	ev.event = 0;
	ev.op = RTE_EVENT_OP_NEW;
	ev.queue_id = p->queue_id;
	ev.sched_type = RTE_SCHED_TYPE_ORDERED;
	ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
	ev.event_type =  RTE_EVENT_TYPE_CPU;
	ev.sub_event_type = 0; /* stage 0 */

	while (count < nb_pkts && t->err == false) {
		m = rte_pktmbuf_alloc(pool);
		if (m == NULL)
			continue;

		const uint32_t flow = (uintptr_t)m % nb_flows;
		/* Maintain seq number per flow */
		m->seqn = producer_flow_seq[flow]++;

		ev.flow_id = flow;
		ev.mbuf = m;

		while (rte_event_enqueue_burst(dev_id, port, &ev, 1) != 1) {
			if (t->err)
				break;
			rte_pause();
		}

		count++;
	}
	return 0;
}

int
order_opt_check(struct evt_options *opt)
{
	/* 1 producer + N workers + 1 master */
	if (rte_lcore_count() < 3) {
		evt_err("test need minimum 3 lcores");
		return -1;
	}

	/* Validate worker lcores */
	if (evt_lcores_has_overlap(opt->wlcores, rte_get_master_lcore())) {
		evt_err("worker lcores overlaps with master lcore");
		return -1;
	}

	if (evt_nr_active_lcores(opt->plcores) == 0) {
		evt_err("missing the producer lcore");
		return -1;
	}

	if (evt_nr_active_lcores(opt->plcores) != 1) {
		evt_err("only one producer lcore must be selected");
		return -1;
	}

	int plcore = evt_get_first_active_lcore(opt->plcores);

	if (plcore < 0) {
		evt_err("failed to find active producer");
		return plcore;
	}

	if (evt_lcores_has_overlap(opt->wlcores, plcore)) {
		evt_err("worker lcores overlaps producer lcore");
		return -1;
	}
	if (evt_has_disabled_lcore(opt->wlcores)) {
		evt_err("one or more workers lcores are not enabled");
		return -1;
	}
	if (!evt_has_active_lcore(opt->wlcores)) {
		evt_err("minimum one worker is required");
		return -1;
	}

	/* Validate producer lcore */
	if (plcore == (int)rte_get_master_lcore()) {
		evt_err("producer lcore and master lcore should be different");
		return -1;
	}
	if (!rte_lcore_is_enabled(plcore)) {
		evt_err("producer lcore is not enabled");
		return -1;
	}

	/* Fixups */
	if (opt->nb_pkts == 0)
		opt->nb_pkts = INT64_MAX;

	return 0;
}

int
order_test_setup(struct evt_test *test, struct evt_options *opt)
{
	void *test_order;

	test_order = rte_zmalloc_socket(test->name, sizeof(struct test_order),
				RTE_CACHE_LINE_SIZE, opt->socket_id);
	if (test_order  == NULL) {
		evt_err("failed to allocate test_order memory");
		goto nomem;
	}
	test->test_priv = test_order;

	struct test_order *t = evt_test_priv(test);

	t->producer_flow_seq = rte_zmalloc_socket("test_producer_flow_seq",
				 sizeof(*t->producer_flow_seq) * opt->nb_flows,
				RTE_CACHE_LINE_SIZE, opt->socket_id);

	if (t->producer_flow_seq  == NULL) {
		evt_err("failed to allocate t->producer_flow_seq memory");
		goto prod_nomem;
	}

	t->expected_flow_seq = rte_zmalloc_socket("test_expected_flow_seq",
				 sizeof(*t->expected_flow_seq) * opt->nb_flows,
				RTE_CACHE_LINE_SIZE, opt->socket_id);

	if (t->expected_flow_seq  == NULL) {
		evt_err("failed to allocate t->expected_flow_seq memory");
		goto exp_nomem;
	}
	rte_atomic64_set(&t->outstand_pkts, opt->nb_pkts);
	t->err = false;
	t->nb_pkts = opt->nb_pkts;
	t->nb_flows = opt->nb_flows;
	t->result = EVT_TEST_FAILED;
	t->opt = opt;
	return 0;

exp_nomem:
	rte_free(t->producer_flow_seq);
prod_nomem:
	rte_free(test->test_priv);
nomem:
	return -ENOMEM;
}

void
order_test_destroy(struct evt_test *test, struct evt_options *opt)
{
	RTE_SET_USED(opt);
	struct test_order *t = evt_test_priv(test);

	rte_free(t->expected_flow_seq);
	rte_free(t->producer_flow_seq);
	rte_free(test->test_priv);
}

int
order_mempool_setup(struct evt_test *test, struct evt_options *opt)
{
	struct test_order *t = evt_test_priv(test);

	t->pool  = rte_pktmbuf_pool_create(test->name, opt->pool_sz,
					256 /* Cache */, 0,
					512, /* Use very small mbufs */
					opt->socket_id);
	if (t->pool == NULL) {
		evt_err("failed to create mempool");
		return -ENOMEM;
	}

	return 0;
}

void
order_mempool_destroy(struct evt_test *test, struct evt_options *opt)
{
	RTE_SET_USED(opt);
	struct test_order *t = evt_test_priv(test);

	rte_mempool_free(t->pool);
}

void
order_eventdev_destroy(struct evt_test *test, struct evt_options *opt)
{
	RTE_SET_USED(test);

	rte_event_dev_stop(opt->dev_id);
	rte_event_dev_close(opt->dev_id);
}

void
order_opt_dump(struct evt_options *opt)
{
	evt_dump_producer_lcores(opt);
	evt_dump("nb_wrker_lcores", "%d", evt_nr_active_lcores(opt->wlcores));
	evt_dump_worker_lcores(opt);
	evt_dump("nb_evdev_ports", "%d", order_nb_event_ports(opt));
}

int
order_launch_lcores(struct evt_test *test, struct evt_options *opt,
			int (*worker)(void *))
{
	int ret, lcore_id;
	struct test_order *t = evt_test_priv(test);

	int wkr_idx = 0;
	/* launch workers */
	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
		if (!(opt->wlcores[lcore_id]))
			continue;

		ret = rte_eal_remote_launch(worker, &t->worker[wkr_idx],
					 lcore_id);
		if (ret) {
			evt_err("failed to launch worker %d", lcore_id);
			return ret;
		}
		wkr_idx++;
	}

	/* launch producer */
	int plcore = evt_get_first_active_lcore(opt->plcores);

	ret = rte_eal_remote_launch(order_producer, &t->prod, plcore);
	if (ret) {
		evt_err("failed to launch order_producer %d", plcore);
		return ret;
	}

	uint64_t cycles = rte_get_timer_cycles();
	int64_t old_remaining  = -1;

	while (t->err == false) {
		uint64_t new_cycles = rte_get_timer_cycles();
		int64_t remaining = rte_atomic64_read(&t->outstand_pkts);

		if (remaining <= 0) {
			t->result = EVT_TEST_SUCCESS;
			break;
		}

		if (new_cycles - cycles > rte_get_timer_hz() * 1) {
			printf(CLGRN"\r%"PRId64""CLNRM, remaining);
			fflush(stdout);
			if (old_remaining == remaining) {
				rte_event_dev_dump(opt->dev_id, stdout);
				evt_err("No schedules for seconds, deadlock");
				t->err = true;
				rte_smp_wmb();
				break;
			}
			old_remaining = remaining;
			cycles = new_cycles;
		}
	}
	printf("\r");

	return 0;
}

int
order_event_dev_port_setup(struct evt_test *test, struct evt_options *opt,
				uint8_t nb_workers, uint8_t nb_queues)
{
	int ret;
	uint8_t port;
	struct test_order *t = evt_test_priv(test);

	/* port configuration */
	const struct rte_event_port_conf wkr_p_conf = {
			.dequeue_depth = opt->wkr_deq_dep,
			.enqueue_depth = 64,
			.new_event_threshold = 4096,
	};

	/* setup one port per worker, linking to all queues */
	for (port = 0; port < nb_workers; port++) {
		struct worker_data *w = &t->worker[port];

		w->dev_id = opt->dev_id;
		w->port_id = port;
		w->t = t;

		ret = rte_event_port_setup(opt->dev_id, port, &wkr_p_conf);
		if (ret) {
			evt_err("failed to setup port %d", port);
			return ret;
		}

		ret = rte_event_port_link(opt->dev_id, port, NULL, NULL, 0);
		if (ret != nb_queues) {
			evt_err("failed to link all queues to port %d", port);
			return -EINVAL;
		}
	}
	/* port for producer, no links */
	const struct rte_event_port_conf prod_conf = {
			.dequeue_depth = 8,
			.enqueue_depth = 32,
			.new_event_threshold = 1200,
	};
	struct prod_data *p = &t->prod;

	p->dev_id = opt->dev_id;
	p->port_id = port; /* last port */
	p->queue_id = 0;
	p->t = t;

	ret = rte_event_port_setup(opt->dev_id, port, &prod_conf);
	if (ret) {
		evt_err("failed to setup producer port %d", port);
		return ret;
	}

	return ret;
}