xref: /dpdk/app/test-eventdev/evt_main.c (revision daa02b5cddbb8e11b31d41e2bf7bb1ae64dcae2f)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2017 Cavium, Inc
3  */
4 
5 #include <stdio.h>
6 #include <unistd.h>
7 #include <signal.h>
8 
9 #include <rte_atomic.h>
10 #include <rte_debug.h>
11 #include <rte_eal.h>
12 #include <rte_eventdev.h>
13 
14 #include "evt_options.h"
15 #include "evt_test.h"
16 
17 struct evt_options opt;
18 struct evt_test *test;
19 
20 static void
21 signal_handler(int signum)
22 {
23 	int i;
24 	static uint8_t once;
25 
26 	if ((signum == SIGINT || signum == SIGTERM) && !once) {
27 		once = true;
28 		printf("\nSignal %d received, preparing to exit...\n",
29 				signum);
30 
31 		if (test != NULL) {
32 			/* request all lcores to exit from the main loop */
33 			*(int *)test->test_priv = true;
34 			rte_wmb();
35 
36 			if (test->ops.ethdev_destroy)
37 				test->ops.ethdev_destroy(test, &opt);
38 
39 			rte_eal_mp_wait_lcore();
40 
41 			if (test->ops.test_result)
42 				test->ops.test_result(test, &opt);
43 
44 			if (opt.prod_type == EVT_PROD_TYPE_ETH_RX_ADPTR) {
45 				RTE_ETH_FOREACH_DEV(i)
46 					rte_eth_dev_close(i);
47 			}
48 
49 			if (test->ops.eventdev_destroy)
50 				test->ops.eventdev_destroy(test, &opt);
51 
52 			if (test->ops.mempool_destroy)
53 				test->ops.mempool_destroy(test, &opt);
54 
55 			if (test->ops.test_destroy)
56 				test->ops.test_destroy(test, &opt);
57 		}
58 
59 		/* exit with the expected status */
60 		signal(signum, SIG_DFL);
61 		kill(getpid(), signum);
62 	}
63 }
64 
65 static inline void
66 evt_options_dump_all(struct evt_test *test, struct evt_options *opts)
67 {
68 	evt_options_dump(opts);
69 	if (test->ops.opt_dump)
70 		test->ops.opt_dump(opts);
71 }
72 
73 int
74 main(int argc, char **argv)
75 {
76 	uint8_t evdevs;
77 	int ret;
78 
79 	signal(SIGINT, signal_handler);
80 	signal(SIGTERM, signal_handler);
81 
82 	ret = rte_eal_init(argc, argv);
83 	if (ret < 0)
84 		rte_panic("invalid EAL arguments\n");
85 	argc -= ret;
86 	argv += ret;
87 
88 	evdevs = rte_event_dev_count();
89 	if (!evdevs)
90 		rte_panic("no eventdev devices found\n");
91 
92 	/* Populate the default values of the options */
93 	evt_options_default(&opt);
94 
95 	/* Parse the command line arguments */
96 	ret = evt_options_parse(&opt, argc, argv);
97 	if (ret) {
98 		evt_err("parsing one or more user options failed");
99 		goto error;
100 	}
101 
102 	/* Get struct evt_test *test from name */
103 	test = evt_test_get(opt.test_name);
104 	if (test == NULL) {
105 		evt_err("failed to find requested test: %s", opt.test_name);
106 		goto error;
107 	}
108 
109 	if (test->ops.test_result == NULL) {
110 		evt_err("%s: ops.test_result not found", opt.test_name);
111 		goto error;
112 	}
113 
114 	/* Verify the command line options */
115 	if (opt.dev_id >= rte_event_dev_count()) {
116 		evt_err("invalid event device %d", opt.dev_id);
117 		goto error;
118 	}
119 	if (test->ops.opt_check) {
120 		if (test->ops.opt_check(&opt)) {
121 			evt_err("invalid command line argument");
122 			evt_options_dump_all(test, &opt);
123 			goto error;
124 		}
125 	}
126 
127 	/* Check the eventdev capability before proceeding */
128 	if (test->ops.cap_check) {
129 		if (test->ops.cap_check(&opt) == false) {
130 			evt_info("unsupported test: %s", opt.test_name);
131 			evt_options_dump_all(test, &opt);
132 			ret = EVT_TEST_UNSUPPORTED;
133 			goto nocap;
134 		}
135 	}
136 
137 	/* Dump the options */
138 	if (opt.verbose_level)
139 		evt_options_dump_all(test, &opt);
140 
141 	/* Test specific setup */
142 	if (test->ops.test_setup) {
143 		if (test->ops.test_setup(test, &opt))  {
144 			evt_err("failed to setup test: %s", opt.test_name);
145 			goto error;
146 
147 		}
148 	}
149 
150 	/* Test specific mempool setup */
151 	if (test->ops.mempool_setup) {
152 		if (test->ops.mempool_setup(test, &opt)) {
153 			evt_err("%s: mempool setup failed", opt.test_name);
154 			goto test_destroy;
155 		}
156 	}
157 
158 	/* Test specific ethdev setup */
159 	if (test->ops.ethdev_setup) {
160 		if (test->ops.ethdev_setup(test, &opt)) {
161 			evt_err("%s: ethdev setup failed", opt.test_name);
162 			goto mempool_destroy;
163 		}
164 	}
165 
166 	/* Test specific eventdev setup */
167 	if (test->ops.eventdev_setup) {
168 		if (test->ops.eventdev_setup(test, &opt)) {
169 			evt_err("%s: eventdev setup failed", opt.test_name);
170 			goto ethdev_destroy;
171 		}
172 	}
173 
174 	/* Launch lcores */
175 	if (test->ops.launch_lcores) {
176 		if (test->ops.launch_lcores(test, &opt)) {
177 			evt_err("%s: failed to launch lcores", opt.test_name);
178 			goto eventdev_destroy;
179 		}
180 	}
181 
182 	rte_eal_mp_wait_lcore();
183 
184 	/* Print the test result */
185 	ret = test->ops.test_result(test, &opt);
186 nocap:
187 	if (ret == EVT_TEST_SUCCESS) {
188 		printf("Result: "CLGRN"%s"CLNRM"\n", "Success");
189 	} else if (ret == EVT_TEST_FAILED) {
190 		printf("Result: "CLRED"%s"CLNRM"\n", "Failed");
191 		return EXIT_FAILURE;
192 	} else if (ret == EVT_TEST_UNSUPPORTED) {
193 		printf("Result: "CLYEL"%s"CLNRM"\n", "Unsupported");
194 	}
195 
196 	return 0;
197 eventdev_destroy:
198 	if (test->ops.eventdev_destroy)
199 		test->ops.eventdev_destroy(test, &opt);
200 
201 ethdev_destroy:
202 	if (test->ops.ethdev_destroy)
203 		test->ops.ethdev_destroy(test, &opt);
204 
205 mempool_destroy:
206 	if (test->ops.mempool_destroy)
207 		test->ops.mempool_destroy(test, &opt);
208 
209 test_destroy:
210 	if (test->ops.test_destroy)
211 		test->ops.test_destroy(test, &opt);
212 error:
213 	return EXIT_FAILURE;
214 }
215