1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2016-2017 Intel Corporation
3 */
4
5 #include <rte_malloc.h>
6 #include <rte_cycles.h>
7 #include <rte_crypto.h>
8 #include <rte_cryptodev.h>
9
10 #include "cperf_test_verify.h"
11 #include "cperf_ops.h"
12 #include "cperf_test_common.h"
13
14 struct cperf_verify_ctx {
15 uint8_t dev_id;
16 uint16_t qp_id;
17 uint8_t lcore_id;
18
19 struct rte_mempool *pool;
20
21 struct rte_cryptodev_sym_session *sess;
22
23 cperf_populate_ops_t populate_ops;
24
25 uint32_t src_buf_offset;
26 uint32_t dst_buf_offset;
27
28 const struct cperf_options *options;
29 const struct cperf_test_vector *test_vector;
30 };
31
32 struct cperf_op_result {
33 enum rte_crypto_op_status status;
34 };
35
36 static void
cperf_verify_test_free(struct cperf_verify_ctx * ctx)37 cperf_verify_test_free(struct cperf_verify_ctx *ctx)
38 {
39 if (ctx) {
40 if (ctx->sess) {
41 rte_cryptodev_sym_session_clear(ctx->dev_id, ctx->sess);
42 rte_cryptodev_sym_session_free(ctx->sess);
43 }
44
45 rte_mempool_free(ctx->pool);
46
47 rte_free(ctx);
48 }
49 }
50
51 void *
cperf_verify_test_constructor(struct rte_mempool * sess_mp,struct rte_mempool * sess_priv_mp,uint8_t dev_id,uint16_t qp_id,const struct cperf_options * options,const struct cperf_test_vector * test_vector,const struct cperf_op_fns * op_fns)52 cperf_verify_test_constructor(struct rte_mempool *sess_mp,
53 struct rte_mempool *sess_priv_mp,
54 uint8_t dev_id, uint16_t qp_id,
55 const struct cperf_options *options,
56 const struct cperf_test_vector *test_vector,
57 const struct cperf_op_fns *op_fns)
58 {
59 struct cperf_verify_ctx *ctx = NULL;
60
61 ctx = rte_malloc(NULL, sizeof(struct cperf_verify_ctx), 0);
62 if (ctx == NULL)
63 goto err;
64
65 ctx->dev_id = dev_id;
66 ctx->qp_id = qp_id;
67
68 ctx->populate_ops = op_fns->populate_ops;
69 ctx->options = options;
70 ctx->test_vector = test_vector;
71
72 /* IV goes at the end of the crypto operation */
73 uint16_t iv_offset = sizeof(struct rte_crypto_op) +
74 sizeof(struct rte_crypto_sym_op);
75
76 ctx->sess = op_fns->sess_create(sess_mp, sess_priv_mp, dev_id, options,
77 test_vector, iv_offset);
78 if (ctx->sess == NULL)
79 goto err;
80
81 if (cperf_alloc_common_memory(options, test_vector, dev_id, qp_id, 0,
82 &ctx->src_buf_offset, &ctx->dst_buf_offset,
83 &ctx->pool) < 0)
84 goto err;
85
86 return ctx;
87 err:
88 cperf_verify_test_free(ctx);
89
90 return NULL;
91 }
92
93 static int
cperf_verify_op(struct rte_crypto_op * op,const struct cperf_options * options,const struct cperf_test_vector * vector)94 cperf_verify_op(struct rte_crypto_op *op,
95 const struct cperf_options *options,
96 const struct cperf_test_vector *vector)
97 {
98 const struct rte_mbuf *m;
99 uint32_t len;
100 uint16_t nb_segs;
101 uint8_t *data;
102 uint32_t cipher_offset, auth_offset;
103 uint8_t cipher, auth;
104 int res = 0;
105
106 if (op->status != RTE_CRYPTO_OP_STATUS_SUCCESS)
107 return 1;
108
109 if (op->sym->m_dst)
110 m = op->sym->m_dst;
111 else
112 m = op->sym->m_src;
113 nb_segs = m->nb_segs;
114 len = 0;
115 while (m && nb_segs != 0) {
116 len += m->data_len;
117 m = m->next;
118 nb_segs--;
119 }
120
121 data = rte_malloc(NULL, len, 0);
122 if (data == NULL)
123 return 1;
124
125 if (op->sym->m_dst)
126 m = op->sym->m_dst;
127 else
128 m = op->sym->m_src;
129 nb_segs = m->nb_segs;
130 len = 0;
131 while (m && nb_segs != 0) {
132 memcpy(data + len, rte_pktmbuf_mtod(m, uint8_t *),
133 m->data_len);
134 len += m->data_len;
135 m = m->next;
136 nb_segs--;
137 }
138
139 switch (options->op_type) {
140 case CPERF_CIPHER_ONLY:
141 cipher = 1;
142 cipher_offset = 0;
143 auth = 0;
144 auth_offset = 0;
145 break;
146 case CPERF_CIPHER_THEN_AUTH:
147 cipher = 1;
148 cipher_offset = 0;
149 auth = 1;
150 auth_offset = options->test_buffer_size;
151 break;
152 case CPERF_AUTH_ONLY:
153 cipher = 0;
154 cipher_offset = 0;
155 auth = 1;
156 auth_offset = options->test_buffer_size;
157 break;
158 case CPERF_AUTH_THEN_CIPHER:
159 cipher = 1;
160 cipher_offset = 0;
161 auth = 1;
162 auth_offset = options->test_buffer_size;
163 break;
164 case CPERF_AEAD:
165 cipher = 1;
166 cipher_offset = 0;
167 auth = 1;
168 auth_offset = options->test_buffer_size;
169 break;
170 default:
171 res = 1;
172 goto out;
173 }
174
175 if (cipher == 1) {
176 if (options->cipher_op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
177 res += memcmp(data + cipher_offset,
178 vector->ciphertext.data,
179 options->test_buffer_size);
180 else
181 res += memcmp(data + cipher_offset,
182 vector->plaintext.data,
183 options->test_buffer_size);
184 }
185
186 if (auth == 1) {
187 if (options->auth_op == RTE_CRYPTO_AUTH_OP_GENERATE)
188 res += memcmp(data + auth_offset,
189 vector->digest.data,
190 options->digest_sz);
191 }
192
193 out:
194 rte_free(data);
195 return !!res;
196 }
197
198 int
cperf_verify_test_runner(void * test_ctx)199 cperf_verify_test_runner(void *test_ctx)
200 {
201 struct cperf_verify_ctx *ctx = test_ctx;
202
203 uint64_t ops_enqd = 0, ops_enqd_total = 0, ops_enqd_failed = 0;
204 uint64_t ops_deqd = 0, ops_deqd_total = 0, ops_deqd_failed = 0;
205 uint64_t ops_failed = 0;
206
207 static uint16_t display_once;
208
209 uint64_t i;
210 uint16_t ops_unused = 0;
211 uint32_t imix_idx = 0;
212
213 struct rte_crypto_op *ops[ctx->options->max_burst_size];
214 struct rte_crypto_op *ops_processed[ctx->options->max_burst_size];
215
216 uint32_t lcore = rte_lcore_id();
217
218 #ifdef CPERF_LINEARIZATION_ENABLE
219 struct rte_cryptodev_info dev_info;
220 int linearize = 0;
221
222 /* Check if source mbufs require coalescing */
223 if (ctx->options->segment_sz < ctx->options->max_buffer_size) {
224 rte_cryptodev_info_get(ctx->dev_id, &dev_info);
225 if ((dev_info.feature_flags &
226 RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER) == 0)
227 linearize = 1;
228 }
229 #endif /* CPERF_LINEARIZATION_ENABLE */
230
231 ctx->lcore_id = lcore;
232
233 if (!ctx->options->csv)
234 printf("\n# Running verify test on device: %u, lcore: %u\n",
235 ctx->dev_id, lcore);
236
237 uint16_t iv_offset = sizeof(struct rte_crypto_op) +
238 sizeof(struct rte_crypto_sym_op);
239
240 while (ops_enqd_total < ctx->options->total_ops) {
241
242 uint16_t burst_size = ((ops_enqd_total + ctx->options->max_burst_size)
243 <= ctx->options->total_ops) ?
244 ctx->options->max_burst_size :
245 ctx->options->total_ops -
246 ops_enqd_total;
247
248 uint16_t ops_needed = burst_size - ops_unused;
249
250 /* Allocate objects containing crypto operations and mbufs */
251 if (rte_mempool_get_bulk(ctx->pool, (void **)ops,
252 ops_needed) != 0) {
253 RTE_LOG(ERR, USER1,
254 "Failed to allocate more crypto operations "
255 "from the crypto operation pool.\n"
256 "Consider increasing the pool size "
257 "with --pool-sz\n");
258 return -1;
259 }
260
261 /* Setup crypto op, attach mbuf etc */
262 (ctx->populate_ops)(ops, ctx->src_buf_offset,
263 ctx->dst_buf_offset,
264 ops_needed, ctx->sess, ctx->options,
265 ctx->test_vector, iv_offset, &imix_idx, NULL);
266
267
268 /* Populate the mbuf with the test vector, for verification */
269 for (i = 0; i < ops_needed; i++)
270 cperf_mbuf_set(ops[i]->sym->m_src,
271 ctx->options,
272 ctx->test_vector);
273
274 #ifdef CPERF_LINEARIZATION_ENABLE
275 if (linearize) {
276 /* PMD doesn't support scatter-gather and source buffer
277 * is segmented.
278 * We need to linearize it before enqueuing.
279 */
280 for (i = 0; i < burst_size; i++)
281 rte_pktmbuf_linearize(ops[i]->sym->m_src);
282 }
283 #endif /* CPERF_LINEARIZATION_ENABLE */
284
285 /* Enqueue burst of ops on crypto device */
286 ops_enqd = rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id,
287 ops, burst_size);
288 if (ops_enqd < burst_size)
289 ops_enqd_failed++;
290
291 /**
292 * Calculate number of ops not enqueued (mainly for hw
293 * accelerators whose ingress queue can fill up).
294 */
295 ops_unused = burst_size - ops_enqd;
296 ops_enqd_total += ops_enqd;
297
298
299 /* Dequeue processed burst of ops from crypto device */
300 ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
301 ops_processed, ctx->options->max_burst_size);
302
303 if (ops_deqd == 0) {
304 /**
305 * Count dequeue polls which didn't return any
306 * processed operations. This statistic is mainly
307 * relevant to hw accelerators.
308 */
309 ops_deqd_failed++;
310 continue;
311 }
312
313 for (i = 0; i < ops_deqd; i++) {
314 if (cperf_verify_op(ops_processed[i], ctx->options,
315 ctx->test_vector))
316 ops_failed++;
317 }
318 /* Free crypto ops so they can be reused. */
319 rte_mempool_put_bulk(ctx->pool,
320 (void **)ops_processed, ops_deqd);
321 ops_deqd_total += ops_deqd;
322 }
323
324 /* Dequeue any operations still in the crypto device */
325
326 while (ops_deqd_total < ctx->options->total_ops) {
327 /* Sending 0 length burst to flush sw crypto device */
328 rte_cryptodev_enqueue_burst(ctx->dev_id, ctx->qp_id, NULL, 0);
329
330 /* dequeue burst */
331 ops_deqd = rte_cryptodev_dequeue_burst(ctx->dev_id, ctx->qp_id,
332 ops_processed, ctx->options->max_burst_size);
333 if (ops_deqd == 0) {
334 ops_deqd_failed++;
335 continue;
336 }
337
338 for (i = 0; i < ops_deqd; i++) {
339 if (cperf_verify_op(ops_processed[i], ctx->options,
340 ctx->test_vector))
341 ops_failed++;
342 }
343 /* Free crypto ops so they can be reused. */
344 rte_mempool_put_bulk(ctx->pool,
345 (void **)ops_processed, ops_deqd);
346 ops_deqd_total += ops_deqd;
347 }
348
349 uint16_t exp = 0;
350 if (!ctx->options->csv) {
351 if (__atomic_compare_exchange_n(&display_once, &exp, 1, 0,
352 __ATOMIC_RELAXED, __ATOMIC_RELAXED))
353 printf("%12s%12s%12s%12s%12s%12s%12s%12s\n\n",
354 "lcore id", "Buf Size", "Burst size",
355 "Enqueued", "Dequeued", "Failed Enq",
356 "Failed Deq", "Failed Ops");
357
358 printf("%12u%12u%12u%12"PRIu64"%12"PRIu64"%12"PRIu64
359 "%12"PRIu64"%12"PRIu64"\n",
360 ctx->lcore_id,
361 ctx->options->max_buffer_size,
362 ctx->options->max_burst_size,
363 ops_enqd_total,
364 ops_deqd_total,
365 ops_enqd_failed,
366 ops_deqd_failed,
367 ops_failed);
368 } else {
369 if (__atomic_compare_exchange_n(&display_once, &exp, 1, 0,
370 __ATOMIC_RELAXED, __ATOMIC_RELAXED))
371 printf("\n# lcore id, Buffer Size(B), "
372 "Burst Size,Enqueued,Dequeued,Failed Enq,"
373 "Failed Deq,Failed Ops\n");
374
375 printf("%10u,%10u,%u,%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64","
376 "%"PRIu64"\n",
377 ctx->lcore_id,
378 ctx->options->max_buffer_size,
379 ctx->options->max_burst_size,
380 ops_enqd_total,
381 ops_deqd_total,
382 ops_enqd_failed,
383 ops_deqd_failed,
384 ops_failed);
385 }
386
387 return 0;
388 }
389
390
391
392 void
cperf_verify_test_destructor(void * arg)393 cperf_verify_test_destructor(void *arg)
394 {
395 struct cperf_verify_ctx *ctx = arg;
396
397 if (ctx == NULL)
398 return;
399
400 cperf_verify_test_free(ctx);
401 }
402