1
2
3
4
5#include <sys/types.h>
6#include <sys/queue.h>
7#include <ctype.h>
8#include <stdio.h>
9#include <stdlib.h>
10#include <string.h>
11#include <stdarg.h>
12#include <errno.h>
13#include <stdint.h>
14#include <inttypes.h>
15
16#include <rte_byteorder.h>
17#include <rte_log.h>
18#include <rte_debug.h>
19#include <rte_dev.h>
20#include <rte_interrupts.h>
21#include <rte_memory.h>
22#include <rte_memcpy.h>
23#include <rte_memzone.h>
24#include <rte_launch.h>
25#include <rte_tailq.h>
26#include <rte_eal.h>
27#include <rte_per_lcore.h>
28#include <rte_lcore.h>
29#include <rte_atomic.h>
30#include <rte_branch_prediction.h>
31#include <rte_common.h>
32#include <rte_mempool.h>
33#include <rte_malloc.h>
34#include <rte_mbuf.h>
35#include <rte_errno.h>
36#include <rte_spinlock.h>
37#include <rte_string_fns.h>
38#include <rte_telemetry.h>
39
40#include "rte_crypto.h"
41#include "rte_cryptodev.h"
42#include "cryptodev_pmd.h"
43#include "rte_cryptodev_trace.h"
44
45static uint8_t nb_drivers;
46
47static struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS];
48
49struct rte_cryptodev *rte_cryptodevs = rte_crypto_devices;
50
51static struct rte_cryptodev_global cryptodev_globals = {
52 .devs = rte_crypto_devices,
53 .data = { NULL },
54 .nb_devs = 0
55};
56
57
58struct rte_crypto_fp_ops rte_crypto_fp_ops[RTE_CRYPTO_MAX_DEVS];
59
60
61static rte_spinlock_t rte_cryptodev_cb_lock = RTE_SPINLOCK_INITIALIZER;
62
63
64
65
66
67
68
69struct rte_cryptodev_callback {
70 TAILQ_ENTRY(rte_cryptodev_callback) next;
71 rte_cryptodev_cb_fn cb_fn;
72 void *cb_arg;
73 enum rte_cryptodev_event_type event;
74 uint32_t active;
75};
76
77
78
79
80
81const char *
82rte_crypto_cipher_algorithm_strings[] = {
83 [RTE_CRYPTO_CIPHER_3DES_CBC] = "3des-cbc",
84 [RTE_CRYPTO_CIPHER_3DES_ECB] = "3des-ecb",
85 [RTE_CRYPTO_CIPHER_3DES_CTR] = "3des-ctr",
86
87 [RTE_CRYPTO_CIPHER_AES_CBC] = "aes-cbc",
88 [RTE_CRYPTO_CIPHER_AES_CTR] = "aes-ctr",
89 [RTE_CRYPTO_CIPHER_AES_DOCSISBPI] = "aes-docsisbpi",
90 [RTE_CRYPTO_CIPHER_AES_ECB] = "aes-ecb",
91 [RTE_CRYPTO_CIPHER_AES_F8] = "aes-f8",
92 [RTE_CRYPTO_CIPHER_AES_XTS] = "aes-xts",
93
94 [RTE_CRYPTO_CIPHER_ARC4] = "arc4",
95
96 [RTE_CRYPTO_CIPHER_DES_CBC] = "des-cbc",
97 [RTE_CRYPTO_CIPHER_DES_DOCSISBPI] = "des-docsisbpi",
98
99 [RTE_CRYPTO_CIPHER_NULL] = "null",
100
101 [RTE_CRYPTO_CIPHER_KASUMI_F8] = "kasumi-f8",
102 [RTE_CRYPTO_CIPHER_SNOW3G_UEA2] = "snow3g-uea2",
103 [RTE_CRYPTO_CIPHER_ZUC_EEA3] = "zuc-eea3"
104};
105
106
107
108
109
110const char *
111rte_crypto_cipher_operation_strings[] = {
112 [RTE_CRYPTO_CIPHER_OP_ENCRYPT] = "encrypt",
113 [RTE_CRYPTO_CIPHER_OP_DECRYPT] = "decrypt"
114};
115
116
117
118
119
120const char *
121rte_crypto_auth_algorithm_strings[] = {
122 [RTE_CRYPTO_AUTH_AES_CBC_MAC] = "aes-cbc-mac",
123 [RTE_CRYPTO_AUTH_AES_CMAC] = "aes-cmac",
124 [RTE_CRYPTO_AUTH_AES_GMAC] = "aes-gmac",
125 [RTE_CRYPTO_AUTH_AES_XCBC_MAC] = "aes-xcbc-mac",
126
127 [RTE_CRYPTO_AUTH_MD5] = "md5",
128 [RTE_CRYPTO_AUTH_MD5_HMAC] = "md5-hmac",
129
130 [RTE_CRYPTO_AUTH_NULL] = "null",
131
132 [RTE_CRYPTO_AUTH_SHA1] = "sha1",
133 [RTE_CRYPTO_AUTH_SHA1_HMAC] = "sha1-hmac",
134
135 [RTE_CRYPTO_AUTH_SHA224] = "sha2-224",
136 [RTE_CRYPTO_AUTH_SHA224_HMAC] = "sha2-224-hmac",
137 [RTE_CRYPTO_AUTH_SHA256] = "sha2-256",
138 [RTE_CRYPTO_AUTH_SHA256_HMAC] = "sha2-256-hmac",
139 [RTE_CRYPTO_AUTH_SHA384] = "sha2-384",
140 [RTE_CRYPTO_AUTH_SHA384_HMAC] = "sha2-384-hmac",
141 [RTE_CRYPTO_AUTH_SHA512] = "sha2-512",
142 [RTE_CRYPTO_AUTH_SHA512_HMAC] = "sha2-512-hmac",
143
144 [RTE_CRYPTO_AUTH_KASUMI_F9] = "kasumi-f9",
145 [RTE_CRYPTO_AUTH_SNOW3G_UIA2] = "snow3g-uia2",
146 [RTE_CRYPTO_AUTH_ZUC_EIA3] = "zuc-eia3"
147};
148
149
150
151
152
153const char *
154rte_crypto_aead_algorithm_strings[] = {
155 [RTE_CRYPTO_AEAD_AES_CCM] = "aes-ccm",
156 [RTE_CRYPTO_AEAD_AES_GCM] = "aes-gcm",
157 [RTE_CRYPTO_AEAD_CHACHA20_POLY1305] = "chacha20-poly1305"
158};
159
160
161
162
163
164const char *
165rte_crypto_aead_operation_strings[] = {
166 [RTE_CRYPTO_AEAD_OP_ENCRYPT] = "encrypt",
167 [RTE_CRYPTO_AEAD_OP_DECRYPT] = "decrypt"
168};
169
170
171
172
173const char *rte_crypto_asym_xform_strings[] = {
174 [RTE_CRYPTO_ASYM_XFORM_NONE] = "none",
175 [RTE_CRYPTO_ASYM_XFORM_RSA] = "rsa",
176 [RTE_CRYPTO_ASYM_XFORM_MODEX] = "modexp",
177 [RTE_CRYPTO_ASYM_XFORM_MODINV] = "modinv",
178 [RTE_CRYPTO_ASYM_XFORM_DH] = "dh",
179 [RTE_CRYPTO_ASYM_XFORM_DSA] = "dsa",
180 [RTE_CRYPTO_ASYM_XFORM_ECDSA] = "ecdsa",
181 [RTE_CRYPTO_ASYM_XFORM_ECPM] = "ecpm",
182};
183
184
185
186
187const char *rte_crypto_asym_op_strings[] = {
188 [RTE_CRYPTO_ASYM_OP_ENCRYPT] = "encrypt",
189 [RTE_CRYPTO_ASYM_OP_DECRYPT] = "decrypt",
190 [RTE_CRYPTO_ASYM_OP_SIGN] = "sign",
191 [RTE_CRYPTO_ASYM_OP_VERIFY] = "verify",
192 [RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE] = "priv_key_generate",
193 [RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE] = "pub_key_generate",
194 [RTE_CRYPTO_ASYM_OP_SHARED_SECRET_COMPUTE] = "sharedsecret_compute",
195};
196
197
198
199
200struct rte_cryptodev_sym_session_pool_private_data {
201 uint16_t nb_drivers;
202
203 uint16_t user_data_sz;
204
205};
206
207int
208rte_cryptodev_get_cipher_algo_enum(enum rte_crypto_cipher_algorithm *algo_enum,
209 const char *algo_string)
210{
211 unsigned int i;
212
213 for (i = 1; i < RTE_DIM(rte_crypto_cipher_algorithm_strings); i++) {
214 if (strcmp(algo_string, rte_crypto_cipher_algorithm_strings[i]) == 0) {
215 *algo_enum = (enum rte_crypto_cipher_algorithm) i;
216 return 0;
217 }
218 }
219
220
221 return -1;
222}
223
224int
225rte_cryptodev_get_auth_algo_enum(enum rte_crypto_auth_algorithm *algo_enum,
226 const char *algo_string)
227{
228 unsigned int i;
229
230 for (i = 1; i < RTE_DIM(rte_crypto_auth_algorithm_strings); i++) {
231 if (strcmp(algo_string, rte_crypto_auth_algorithm_strings[i]) == 0) {
232 *algo_enum = (enum rte_crypto_auth_algorithm) i;
233 return 0;
234 }
235 }
236
237
238 return -1;
239}
240
241int
242rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum,
243 const char *algo_string)
244{
245 unsigned int i;
246
247 for (i = 1; i < RTE_DIM(rte_crypto_aead_algorithm_strings); i++) {
248 if (strcmp(algo_string, rte_crypto_aead_algorithm_strings[i]) == 0) {
249 *algo_enum = (enum rte_crypto_aead_algorithm) i;
250 return 0;
251 }
252 }
253
254
255 return -1;
256}
257
258int
259rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum,
260 const char *xform_string)
261{
262 unsigned int i;
263
264 for (i = 1; i < RTE_DIM(rte_crypto_asym_xform_strings); i++) {
265 if (strcmp(xform_string,
266 rte_crypto_asym_xform_strings[i]) == 0) {
267 *xform_enum = (enum rte_crypto_asym_xform_type) i;
268 return 0;
269 }
270 }
271
272
273 return -1;
274}
275
276
277
278
279
280const char *
281rte_crypto_auth_operation_strings[] = {
282 [RTE_CRYPTO_AUTH_OP_VERIFY] = "verify",
283 [RTE_CRYPTO_AUTH_OP_GENERATE] = "generate"
284};
285
286const struct rte_cryptodev_symmetric_capability *
287rte_cryptodev_sym_capability_get(uint8_t dev_id,
288 const struct rte_cryptodev_sym_capability_idx *idx)
289{
290 const struct rte_cryptodev_capabilities *capability;
291 struct rte_cryptodev_info dev_info;
292 int i = 0;
293
294 rte_cryptodev_info_get(dev_id, &dev_info);
295
296 while ((capability = &dev_info.capabilities[i++])->op !=
297 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
298 if (capability->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
299 continue;
300
301 if (capability->sym.xform_type != idx->type)
302 continue;
303
304 if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
305 capability->sym.auth.algo == idx->algo.auth)
306 return &capability->sym;
307
308 if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
309 capability->sym.cipher.algo == idx->algo.cipher)
310 return &capability->sym;
311
312 if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
313 capability->sym.aead.algo == idx->algo.aead)
314 return &capability->sym;
315 }
316
317 return NULL;
318}
319
320static int
321param_range_check(uint16_t size, const struct rte_crypto_param_range *range)
322{
323 unsigned int next_size;
324
325
326 if (size < range->min)
327 return -1;
328
329 if (size > range->max)
330 return -1;
331
332
333 if (range->increment == 0)
334 return 0;
335
336
337 for (next_size = range->min; next_size <= range->max;
338 next_size += range->increment)
339 if (size == next_size)
340 return 0;
341
342 return -1;
343}
344
345const struct rte_cryptodev_asymmetric_xform_capability *
346rte_cryptodev_asym_capability_get(uint8_t dev_id,
347 const struct rte_cryptodev_asym_capability_idx *idx)
348{
349 const struct rte_cryptodev_capabilities *capability;
350 struct rte_cryptodev_info dev_info;
351 unsigned int i = 0;
352
353 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
354 rte_cryptodev_info_get(dev_id, &dev_info);
355
356 while ((capability = &dev_info.capabilities[i++])->op !=
357 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
358 if (capability->op != RTE_CRYPTO_OP_TYPE_ASYMMETRIC)
359 continue;
360
361 if (capability->asym.xform_capa.xform_type == idx->type)
362 return &capability->asym.xform_capa;
363 }
364 return NULL;
365};
366
367int
368rte_cryptodev_sym_capability_check_cipher(
369 const struct rte_cryptodev_symmetric_capability *capability,
370 uint16_t key_size, uint16_t iv_size)
371{
372 if (param_range_check(key_size, &capability->cipher.key_size) != 0)
373 return -1;
374
375 if (param_range_check(iv_size, &capability->cipher.iv_size) != 0)
376 return -1;
377
378 return 0;
379}
380
381int
382rte_cryptodev_sym_capability_check_auth(
383 const struct rte_cryptodev_symmetric_capability *capability,
384 uint16_t key_size, uint16_t digest_size, uint16_t iv_size)
385{
386 if (param_range_check(key_size, &capability->auth.key_size) != 0)
387 return -1;
388
389 if (param_range_check(digest_size, &capability->auth.digest_size) != 0)
390 return -1;
391
392 if (param_range_check(iv_size, &capability->auth.iv_size) != 0)
393 return -1;
394
395 return 0;
396}
397
398int
399rte_cryptodev_sym_capability_check_aead(
400 const struct rte_cryptodev_symmetric_capability *capability,
401 uint16_t key_size, uint16_t digest_size, uint16_t aad_size,
402 uint16_t iv_size)
403{
404 if (param_range_check(key_size, &capability->aead.key_size) != 0)
405 return -1;
406
407 if (param_range_check(digest_size, &capability->aead.digest_size) != 0)
408 return -1;
409
410 if (param_range_check(aad_size, &capability->aead.aad_size) != 0)
411 return -1;
412
413 if (param_range_check(iv_size, &capability->aead.iv_size) != 0)
414 return -1;
415
416 return 0;
417}
418int
419rte_cryptodev_asym_xform_capability_check_optype(
420 const struct rte_cryptodev_asymmetric_xform_capability *capability,
421 enum rte_crypto_asym_op_type op_type)
422{
423 if (capability->op_types & (1 << op_type))
424 return 1;
425
426 return 0;
427}
428
429int
430rte_cryptodev_asym_xform_capability_check_modlen(
431 const struct rte_cryptodev_asymmetric_xform_capability *capability,
432 uint16_t modlen)
433{
434
435 if (capability->modlen.min != 0) {
436 if (modlen < capability->modlen.min)
437 return -1;
438 }
439
440 if (capability->modlen.max != 0) {
441 if (modlen > capability->modlen.max)
442 return -1;
443 }
444
445
446 if (capability->modlen.increment != 0) {
447 if (modlen % (capability->modlen.increment))
448 return -1;
449 }
450
451 return 0;
452}
453
454
455static rte_spinlock_t rte_cryptodev_callback_lock = RTE_SPINLOCK_INITIALIZER;
456
457static void
458cryptodev_cb_cleanup(struct rte_cryptodev *dev)
459{
460 struct rte_cryptodev_cb_rcu *list;
461 struct rte_cryptodev_cb *cb, *next;
462 uint16_t qp_id;
463
464 if (dev->enq_cbs == NULL && dev->deq_cbs == NULL)
465 return;
466
467 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
468 list = &dev->enq_cbs[qp_id];
469 cb = list->next;
470 while (cb != NULL) {
471 next = cb->next;
472 rte_free(cb);
473 cb = next;
474 }
475
476 rte_free(list->qsbr);
477 }
478
479 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
480 list = &dev->deq_cbs[qp_id];
481 cb = list->next;
482 while (cb != NULL) {
483 next = cb->next;
484 rte_free(cb);
485 cb = next;
486 }
487
488 rte_free(list->qsbr);
489 }
490
491 rte_free(dev->enq_cbs);
492 dev->enq_cbs = NULL;
493 rte_free(dev->deq_cbs);
494 dev->deq_cbs = NULL;
495}
496
497static int
498cryptodev_cb_init(struct rte_cryptodev *dev)
499{
500 struct rte_cryptodev_cb_rcu *list;
501 struct rte_rcu_qsbr *qsbr;
502 uint16_t qp_id;
503 size_t size;
504
505
506 const uint32_t max_threads = 1;
507
508 dev->enq_cbs = rte_zmalloc(NULL,
509 sizeof(struct rte_cryptodev_cb_rcu) *
510 dev->data->nb_queue_pairs, 0);
511 if (dev->enq_cbs == NULL) {
512 CDEV_LOG_ERR("Failed to allocate memory for enq callbacks");
513 return -ENOMEM;
514 }
515
516 dev->deq_cbs = rte_zmalloc(NULL,
517 sizeof(struct rte_cryptodev_cb_rcu) *
518 dev->data->nb_queue_pairs, 0);
519 if (dev->deq_cbs == NULL) {
520 CDEV_LOG_ERR("Failed to allocate memory for deq callbacks");
521 rte_free(dev->enq_cbs);
522 return -ENOMEM;
523 }
524
525
526 size = rte_rcu_qsbr_get_memsize(max_threads);
527
528 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
529 list = &dev->enq_cbs[qp_id];
530 qsbr = rte_zmalloc(NULL, size, RTE_CACHE_LINE_SIZE);
531 if (qsbr == NULL) {
532 CDEV_LOG_ERR("Failed to allocate memory for RCU on "
533 "queue_pair_id=%d", qp_id);
534 goto cb_init_err;
535 }
536
537 if (rte_rcu_qsbr_init(qsbr, max_threads)) {
538 CDEV_LOG_ERR("Failed to initialize for RCU on "
539 "queue_pair_id=%d", qp_id);
540 goto cb_init_err;
541 }
542
543 list->qsbr = qsbr;
544 }
545
546 for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
547 list = &dev->deq_cbs[qp_id];
548 qsbr = rte_zmalloc(NULL, size, RTE_CACHE_LINE_SIZE);
549 if (qsbr == NULL) {
550 CDEV_LOG_ERR("Failed to allocate memory for RCU on "
551 "queue_pair_id=%d", qp_id);
552 goto cb_init_err;
553 }
554
555 if (rte_rcu_qsbr_init(qsbr, max_threads)) {
556 CDEV_LOG_ERR("Failed to initialize for RCU on "
557 "queue_pair_id=%d", qp_id);
558 goto cb_init_err;
559 }
560
561 list->qsbr = qsbr;
562 }
563
564 return 0;
565
566cb_init_err:
567 cryptodev_cb_cleanup(dev);
568 return -ENOMEM;
569}
570
571const char *
572rte_cryptodev_get_feature_name(uint64_t flag)
573{
574 switch (flag) {
575 case RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO:
576 return "SYMMETRIC_CRYPTO";
577 case RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO:
578 return "ASYMMETRIC_CRYPTO";
579 case RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING:
580 return "SYM_OPERATION_CHAINING";
581 case RTE_CRYPTODEV_FF_CPU_SSE:
582 return "CPU_SSE";
583 case RTE_CRYPTODEV_FF_CPU_AVX:
584 return "CPU_AVX";
585 case RTE_CRYPTODEV_FF_CPU_AVX2:
586 return "CPU_AVX2";
587 case RTE_CRYPTODEV_FF_CPU_AVX512:
588 return "CPU_AVX512";
589 case RTE_CRYPTODEV_FF_CPU_AESNI:
590 return "CPU_AESNI";
591 case RTE_CRYPTODEV_FF_HW_ACCELERATED:
592 return "HW_ACCELERATED";
593 case RTE_CRYPTODEV_FF_IN_PLACE_SGL:
594 return "IN_PLACE_SGL";
595 case RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT:
596 return "OOP_SGL_IN_SGL_OUT";
597 case RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT:
598 return "OOP_SGL_IN_LB_OUT";
599 case RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT:
600 return "OOP_LB_IN_SGL_OUT";
601 case RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT:
602 return "OOP_LB_IN_LB_OUT";
603 case RTE_CRYPTODEV_FF_CPU_NEON:
604 return "CPU_NEON";
605 case RTE_CRYPTODEV_FF_CPU_ARM_CE:
606 return "CPU_ARM_CE";
607 case RTE_CRYPTODEV_FF_SECURITY:
608 return "SECURITY_PROTOCOL";
609 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP:
610 return "RSA_PRIV_OP_KEY_EXP";
611 case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT:
612 return "RSA_PRIV_OP_KEY_QT";
613 case RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED:
614 return "DIGEST_ENCRYPTED";
615 case RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO:
616 return "SYM_CPU_CRYPTO";
617 case RTE_CRYPTODEV_FF_ASYM_SESSIONLESS:
618 return "ASYM_SESSIONLESS";
619 case RTE_CRYPTODEV_FF_SYM_SESSIONLESS:
620 return "SYM_SESSIONLESS";
621 case RTE_CRYPTODEV_FF_NON_BYTE_ALIGNED_DATA:
622 return "NON_BYTE_ALIGNED_DATA";
623 case RTE_CRYPTODEV_FF_CIPHER_MULTIPLE_DATA_UNITS:
624 return "CIPHER_MULTIPLE_DATA_UNITS";
625 case RTE_CRYPTODEV_FF_CIPHER_WRAPPED_KEY:
626 return "CIPHER_WRAPPED_KEY";
627 default:
628 return NULL;
629 }
630}
631
632struct rte_cryptodev *
633rte_cryptodev_pmd_get_dev(uint8_t dev_id)
634{
635 return &cryptodev_globals.devs[dev_id];
636}
637
638struct rte_cryptodev *
639rte_cryptodev_pmd_get_named_dev(const char *name)
640{
641 struct rte_cryptodev *dev;
642 unsigned int i;
643
644 if (name == NULL)
645 return NULL;
646
647 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
648 dev = &cryptodev_globals.devs[i];
649
650 if ((dev->attached == RTE_CRYPTODEV_ATTACHED) &&
651 (strcmp(dev->data->name, name) == 0))
652 return dev;
653 }
654
655 return NULL;
656}
657
658static inline uint8_t
659rte_cryptodev_is_valid_device_data(uint8_t dev_id)
660{
661 if (dev_id >= RTE_CRYPTO_MAX_DEVS ||
662 rte_crypto_devices[dev_id].data == NULL)
663 return 0;
664
665 return 1;
666}
667
668unsigned int
669rte_cryptodev_is_valid_dev(uint8_t dev_id)
670{
671 struct rte_cryptodev *dev = NULL;
672
673 if (!rte_cryptodev_is_valid_device_data(dev_id))
674 return 0;
675
676 dev = rte_cryptodev_pmd_get_dev(dev_id);
677 if (dev->attached != RTE_CRYPTODEV_ATTACHED)
678 return 0;
679 else
680 return 1;
681}
682
683
684int
685rte_cryptodev_get_dev_id(const char *name)
686{
687 unsigned i;
688
689 if (name == NULL)
690 return -1;
691
692 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
693 if (!rte_cryptodev_is_valid_device_data(i))
694 continue;
695 if ((strcmp(cryptodev_globals.devs[i].data->name, name)
696 == 0) &&
697 (cryptodev_globals.devs[i].attached ==
698 RTE_CRYPTODEV_ATTACHED))
699 return i;
700 }
701
702 return -1;
703}
704
705uint8_t
706rte_cryptodev_count(void)
707{
708 return cryptodev_globals.nb_devs;
709}
710
711uint8_t
712rte_cryptodev_device_count_by_driver(uint8_t driver_id)
713{
714 uint8_t i, dev_count = 0;
715
716 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++)
717 if (cryptodev_globals.devs[i].driver_id == driver_id &&
718 cryptodev_globals.devs[i].attached ==
719 RTE_CRYPTODEV_ATTACHED)
720 dev_count++;
721
722 return dev_count;
723}
724
725uint8_t
726rte_cryptodev_devices_get(const char *driver_name, uint8_t *devices,
727 uint8_t nb_devices)
728{
729 uint8_t i, count = 0;
730 struct rte_cryptodev *devs = cryptodev_globals.devs;
731
732 for (i = 0; i < RTE_CRYPTO_MAX_DEVS && count < nb_devices; i++) {
733 if (!rte_cryptodev_is_valid_device_data(i))
734 continue;
735
736 if (devs[i].attached == RTE_CRYPTODEV_ATTACHED) {
737 int cmp;
738
739 cmp = strncmp(devs[i].device->driver->name,
740 driver_name,
741 strlen(driver_name) + 1);
742
743 if (cmp == 0)
744 devices[count++] = devs[i].data->dev_id;
745 }
746 }
747
748 return count;
749}
750
751void *
752rte_cryptodev_get_sec_ctx(uint8_t dev_id)
753{
754 if (dev_id < RTE_CRYPTO_MAX_DEVS &&
755 (rte_crypto_devices[dev_id].feature_flags &
756 RTE_CRYPTODEV_FF_SECURITY))
757 return rte_crypto_devices[dev_id].security_ctx;
758
759 return NULL;
760}
761
762int
763rte_cryptodev_socket_id(uint8_t dev_id)
764{
765 struct rte_cryptodev *dev;
766
767 if (!rte_cryptodev_is_valid_dev(dev_id))
768 return -1;
769
770 dev = rte_cryptodev_pmd_get_dev(dev_id);
771
772 return dev->data->socket_id;
773}
774
775static inline int
776rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
777 int socket_id)
778{
779 char mz_name[RTE_MEMZONE_NAMESIZE];
780 const struct rte_memzone *mz;
781 int n;
782
783
784 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
785 if (n >= (int)sizeof(mz_name))
786 return -EINVAL;
787
788 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
789 mz = rte_memzone_reserve(mz_name,
790 sizeof(struct rte_cryptodev_data),
791 socket_id, 0);
792 CDEV_LOG_DEBUG("PRIMARY:reserved memzone for %s (%p)",
793 mz_name, mz);
794 } else {
795 mz = rte_memzone_lookup(mz_name);
796 CDEV_LOG_DEBUG("SECONDARY:looked up memzone for %s (%p)",
797 mz_name, mz);
798 }
799
800 if (mz == NULL)
801 return -ENOMEM;
802
803 *data = mz->addr;
804 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
805 memset(*data, 0, sizeof(struct rte_cryptodev_data));
806
807 return 0;
808}
809
810static inline int
811rte_cryptodev_data_free(uint8_t dev_id, struct rte_cryptodev_data **data)
812{
813 char mz_name[RTE_MEMZONE_NAMESIZE];
814 const struct rte_memzone *mz;
815 int n;
816
817
818 n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
819 if (n >= (int)sizeof(mz_name))
820 return -EINVAL;
821
822 mz = rte_memzone_lookup(mz_name);
823 if (mz == NULL)
824 return -ENOMEM;
825
826 RTE_ASSERT(*data == mz->addr);
827 *data = NULL;
828
829 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
830 CDEV_LOG_DEBUG("PRIMARY:free memzone of %s (%p)",
831 mz_name, mz);
832 return rte_memzone_free(mz);
833 } else {
834 CDEV_LOG_DEBUG("SECONDARY:don't free memzone of %s (%p)",
835 mz_name, mz);
836 }
837
838 return 0;
839}
840
841static uint8_t
842rte_cryptodev_find_free_device_index(void)
843{
844 uint8_t dev_id;
845
846 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++) {
847 if (rte_crypto_devices[dev_id].attached ==
848 RTE_CRYPTODEV_DETACHED)
849 return dev_id;
850 }
851 return RTE_CRYPTO_MAX_DEVS;
852}
853
854struct rte_cryptodev *
855rte_cryptodev_pmd_allocate(const char *name, int socket_id)
856{
857 struct rte_cryptodev *cryptodev;
858 uint8_t dev_id;
859
860 if (rte_cryptodev_pmd_get_named_dev(name) != NULL) {
861 CDEV_LOG_ERR("Crypto device with name %s already "
862 "allocated!", name);
863 return NULL;
864 }
865
866 dev_id = rte_cryptodev_find_free_device_index();
867 if (dev_id == RTE_CRYPTO_MAX_DEVS) {
868 CDEV_LOG_ERR("Reached maximum number of crypto devices");
869 return NULL;
870 }
871
872 cryptodev = rte_cryptodev_pmd_get_dev(dev_id);
873
874 if (cryptodev->data == NULL) {
875 struct rte_cryptodev_data **cryptodev_data =
876 &cryptodev_globals.data[dev_id];
877
878 int retval = rte_cryptodev_data_alloc(dev_id, cryptodev_data,
879 socket_id);
880
881 if (retval < 0 || *cryptodev_data == NULL)
882 return NULL;
883
884 cryptodev->data = *cryptodev_data;
885
886 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
887 strlcpy(cryptodev->data->name, name,
888 RTE_CRYPTODEV_NAME_MAX_LEN);
889
890 cryptodev->data->dev_id = dev_id;
891 cryptodev->data->socket_id = socket_id;
892 cryptodev->data->dev_started = 0;
893 CDEV_LOG_DEBUG("PRIMARY:init data");
894 }
895
896 CDEV_LOG_DEBUG("Data for %s: dev_id %d, socket %d, started %d",
897 cryptodev->data->name,
898 cryptodev->data->dev_id,
899 cryptodev->data->socket_id,
900 cryptodev->data->dev_started);
901
902
903 TAILQ_INIT(&(cryptodev->link_intr_cbs));
904
905 cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
906
907 cryptodev_globals.nb_devs++;
908 }
909
910 return cryptodev;
911}
912
913int
914rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
915{
916 int ret;
917 uint8_t dev_id;
918
919 if (cryptodev == NULL)
920 return -EINVAL;
921
922 dev_id = cryptodev->data->dev_id;
923
924 cryptodev_fp_ops_reset(rte_crypto_fp_ops + dev_id);
925
926
927 if (cryptodev->dev_ops) {
928 ret = rte_cryptodev_close(dev_id);
929 if (ret < 0)
930 return ret;
931 }
932
933 ret = rte_cryptodev_data_free(dev_id, &cryptodev_globals.data[dev_id]);
934 if (ret < 0)
935 return ret;
936
937 cryptodev->attached = RTE_CRYPTODEV_DETACHED;
938 cryptodev_globals.nb_devs--;
939 return 0;
940}
941
942uint16_t
943rte_cryptodev_queue_pair_count(uint8_t dev_id)
944{
945 struct rte_cryptodev *dev;
946
947 if (!rte_cryptodev_is_valid_device_data(dev_id)) {
948 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
949 return 0;
950 }
951
952 dev = &rte_crypto_devices[dev_id];
953 return dev->data->nb_queue_pairs;
954}
955
956static int
957rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs,
958 int socket_id)
959{
960 struct rte_cryptodev_info dev_info;
961 void **qp;
962 unsigned i;
963
964 if ((dev == NULL) || (nb_qpairs < 1)) {
965 CDEV_LOG_ERR("invalid param: dev %p, nb_queues %u",
966 dev, nb_qpairs);
967 return -EINVAL;
968 }
969
970 CDEV_LOG_DEBUG("Setup %d queues pairs on device %u",
971 nb_qpairs, dev->data->dev_id);
972
973 memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
974
975 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
976 (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
977
978 if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
979 CDEV_LOG_ERR("Invalid num queue_pairs (%u) for dev %u",
980 nb_qpairs, dev->data->dev_id);
981 return -EINVAL;
982 }
983
984 if (dev->data->queue_pairs == NULL) {
985 dev->data->queue_pairs = rte_zmalloc_socket(
986 "cryptodev->queue_pairs",
987 sizeof(dev->data->queue_pairs[0]) *
988 dev_info.max_nb_queue_pairs,
989 RTE_CACHE_LINE_SIZE, socket_id);
990
991 if (dev->data->queue_pairs == NULL) {
992 dev->data->nb_queue_pairs = 0;
993 CDEV_LOG_ERR("failed to get memory for qp meta data, "
994 "nb_queues %u",
995 nb_qpairs);
996 return -(ENOMEM);
997 }
998 } else {
999 int ret;
1000 uint16_t old_nb_queues = dev->data->nb_queue_pairs;
1001
1002 qp = dev->data->queue_pairs;
1003
1004 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
1005 -ENOTSUP);
1006
1007 for (i = nb_qpairs; i < old_nb_queues; i++) {
1008 ret = (*dev->dev_ops->queue_pair_release)(dev, i);
1009 if (ret < 0)
1010 return ret;
1011 qp[i] = NULL;
1012 }
1013
1014 }
1015 dev->data->nb_queue_pairs = nb_qpairs;
1016 return 0;
1017}
1018
1019int
1020rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
1021{
1022 struct rte_cryptodev *dev;
1023 int diag;
1024
1025 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1026 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1027 return -EINVAL;
1028 }
1029
1030 dev = &rte_crypto_devices[dev_id];
1031
1032 if (dev->data->dev_started) {
1033 CDEV_LOG_ERR(
1034 "device %d must be stopped to allow configuration", dev_id);
1035 return -EBUSY;
1036 }
1037
1038 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
1039
1040 rte_spinlock_lock(&rte_cryptodev_callback_lock);
1041 cryptodev_cb_cleanup(dev);
1042 rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1043
1044
1045 diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs,
1046 config->socket_id);
1047 if (diag != 0) {
1048 CDEV_LOG_ERR("dev%d rte_crypto_dev_queue_pairs_config = %d",
1049 dev_id, diag);
1050 return diag;
1051 }
1052
1053 rte_spinlock_lock(&rte_cryptodev_callback_lock);
1054 diag = cryptodev_cb_init(dev);
1055 rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1056 if (diag) {
1057 CDEV_LOG_ERR("Callback init failed for dev_id=%d", dev_id);
1058 return diag;
1059 }
1060
1061 rte_cryptodev_trace_configure(dev_id, config);
1062 return (*dev->dev_ops->dev_configure)(dev, config);
1063}
1064
1065int
1066rte_cryptodev_start(uint8_t dev_id)
1067{
1068 struct rte_cryptodev *dev;
1069 int diag;
1070
1071 CDEV_LOG_DEBUG("Start dev_id=%" PRIu8, dev_id);
1072
1073 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1074 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1075 return -EINVAL;
1076 }
1077
1078 dev = &rte_crypto_devices[dev_id];
1079
1080 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1081
1082 if (dev->data->dev_started != 0) {
1083 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
1084 dev_id);
1085 return 0;
1086 }
1087
1088 diag = (*dev->dev_ops->dev_start)(dev);
1089
1090 cryptodev_fp_ops_set(rte_crypto_fp_ops + dev_id, dev);
1091
1092 rte_cryptodev_trace_start(dev_id, diag);
1093 if (diag == 0)
1094 dev->data->dev_started = 1;
1095 else
1096 return diag;
1097
1098 return 0;
1099}
1100
1101void
1102rte_cryptodev_stop(uint8_t dev_id)
1103{
1104 struct rte_cryptodev *dev;
1105
1106 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1107 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1108 return;
1109 }
1110
1111 dev = &rte_crypto_devices[dev_id];
1112
1113 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1114
1115 if (dev->data->dev_started == 0) {
1116 CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
1117 dev_id);
1118 return;
1119 }
1120
1121
1122 cryptodev_fp_ops_reset(rte_crypto_fp_ops + dev_id);
1123
1124 (*dev->dev_ops->dev_stop)(dev);
1125 rte_cryptodev_trace_stop(dev_id);
1126 dev->data->dev_started = 0;
1127}
1128
1129int
1130rte_cryptodev_close(uint8_t dev_id)
1131{
1132 struct rte_cryptodev *dev;
1133 int retval;
1134
1135 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1136 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1137 return -1;
1138 }
1139
1140 dev = &rte_crypto_devices[dev_id];
1141
1142
1143 if (dev->data->dev_started == 1) {
1144 CDEV_LOG_ERR("Device %u must be stopped before closing",
1145 dev_id);
1146 return -EBUSY;
1147 }
1148
1149
1150 if (dev->data->session_pool != NULL) {
1151 if (!rte_mempool_full(dev->data->session_pool)) {
1152 CDEV_LOG_ERR("dev_id=%u close failed, session mempool "
1153 "has sessions still in use, free "
1154 "all sessions before calling close",
1155 (unsigned)dev_id);
1156 return -EBUSY;
1157 }
1158 }
1159
1160 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
1161 retval = (*dev->dev_ops->dev_close)(dev);
1162 rte_cryptodev_trace_close(dev_id, retval);
1163
1164 if (retval < 0)
1165 return retval;
1166
1167 return 0;
1168}
1169
1170int
1171rte_cryptodev_get_qp_status(uint8_t dev_id, uint16_t queue_pair_id)
1172{
1173 struct rte_cryptodev *dev;
1174
1175 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1176 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1177 return -EINVAL;
1178 }
1179
1180 dev = &rte_crypto_devices[dev_id];
1181 if (queue_pair_id >= dev->data->nb_queue_pairs) {
1182 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
1183 return -EINVAL;
1184 }
1185 void **qps = dev->data->queue_pairs;
1186
1187 if (qps[queue_pair_id]) {
1188 CDEV_LOG_DEBUG("qp %d on dev %d is initialised",
1189 queue_pair_id, dev_id);
1190 return 1;
1191 }
1192
1193 CDEV_LOG_DEBUG("qp %d on dev %d is not initialised",
1194 queue_pair_id, dev_id);
1195
1196 return 0;
1197}
1198
1199int
1200rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
1201 const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
1202
1203{
1204 struct rte_cryptodev *dev;
1205
1206 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1207 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1208 return -EINVAL;
1209 }
1210
1211 dev = &rte_crypto_devices[dev_id];
1212 if (queue_pair_id >= dev->data->nb_queue_pairs) {
1213 CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
1214 return -EINVAL;
1215 }
1216
1217 if (!qp_conf) {
1218 CDEV_LOG_ERR("qp_conf cannot be NULL\n");
1219 return -EINVAL;
1220 }
1221
1222 if ((qp_conf->mp_session && !qp_conf->mp_session_private) ||
1223 (!qp_conf->mp_session && qp_conf->mp_session_private)) {
1224 CDEV_LOG_ERR("Invalid mempools\n");
1225 return -EINVAL;
1226 }
1227
1228 if (qp_conf->mp_session) {
1229 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1230 uint32_t obj_size = qp_conf->mp_session->elt_size;
1231 uint32_t obj_priv_size = qp_conf->mp_session_private->elt_size;
1232 struct rte_cryptodev_sym_session s = {0};
1233
1234 pool_priv = rte_mempool_get_priv(qp_conf->mp_session);
1235 if (!pool_priv || qp_conf->mp_session->private_data_size <
1236 sizeof(*pool_priv)) {
1237 CDEV_LOG_ERR("Invalid mempool\n");
1238 return -EINVAL;
1239 }
1240
1241 s.nb_drivers = pool_priv->nb_drivers;
1242 s.user_data_sz = pool_priv->user_data_sz;
1243
1244 if ((rte_cryptodev_sym_get_existing_header_session_size(&s) >
1245 obj_size) || (s.nb_drivers <= dev->driver_id) ||
1246 rte_cryptodev_sym_get_private_session_size(dev_id) >
1247 obj_priv_size) {
1248 CDEV_LOG_ERR("Invalid mempool\n");
1249 return -EINVAL;
1250 }
1251 }
1252
1253 if (dev->data->dev_started) {
1254 CDEV_LOG_ERR(
1255 "device %d must be stopped to allow configuration", dev_id);
1256 return -EBUSY;
1257 }
1258
1259 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
1260
1261 rte_cryptodev_trace_queue_pair_setup(dev_id, queue_pair_id, qp_conf);
1262 return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
1263 socket_id);
1264}
1265
1266struct rte_cryptodev_cb *
1267rte_cryptodev_add_enq_callback(uint8_t dev_id,
1268 uint16_t qp_id,
1269 rte_cryptodev_callback_fn cb_fn,
1270 void *cb_arg)
1271{
1272 struct rte_cryptodev *dev;
1273 struct rte_cryptodev_cb_rcu *list;
1274 struct rte_cryptodev_cb *cb, *tail;
1275
1276 if (!cb_fn) {
1277 CDEV_LOG_ERR("Callback is NULL on dev_id=%d", dev_id);
1278 rte_errno = EINVAL;
1279 return NULL;
1280 }
1281
1282 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1283 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1284 rte_errno = ENODEV;
1285 return NULL;
1286 }
1287
1288 dev = &rte_crypto_devices[dev_id];
1289 if (qp_id >= dev->data->nb_queue_pairs) {
1290 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id);
1291 rte_errno = ENODEV;
1292 return NULL;
1293 }
1294
1295 cb = rte_zmalloc(NULL, sizeof(*cb), 0);
1296 if (cb == NULL) {
1297 CDEV_LOG_ERR("Failed to allocate memory for callback on "
1298 "dev=%d, queue_pair_id=%d", dev_id, qp_id);
1299 rte_errno = ENOMEM;
1300 return NULL;
1301 }
1302
1303 rte_spinlock_lock(&rte_cryptodev_callback_lock);
1304
1305 cb->fn = cb_fn;
1306 cb->arg = cb_arg;
1307
1308
1309 list = &dev->enq_cbs[qp_id];
1310 tail = list->next;
1311
1312 if (tail) {
1313 while (tail->next)
1314 tail = tail->next;
1315
1316
1317
1318 __atomic_store_n(&tail->next, cb, __ATOMIC_RELEASE);
1319 } else {
1320
1321
1322
1323 __atomic_store_n(&list->next, cb, __ATOMIC_RELEASE);
1324 }
1325
1326 rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1327
1328 return cb;
1329}
1330
1331int
1332rte_cryptodev_remove_enq_callback(uint8_t dev_id,
1333 uint16_t qp_id,
1334 struct rte_cryptodev_cb *cb)
1335{
1336 struct rte_cryptodev *dev;
1337 struct rte_cryptodev_cb **prev_cb, *curr_cb;
1338 struct rte_cryptodev_cb_rcu *list;
1339 int ret;
1340
1341 ret = -EINVAL;
1342
1343 if (!cb) {
1344 CDEV_LOG_ERR("Callback is NULL");
1345 return -EINVAL;
1346 }
1347
1348 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1349 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1350 return -ENODEV;
1351 }
1352
1353 dev = &rte_crypto_devices[dev_id];
1354 if (qp_id >= dev->data->nb_queue_pairs) {
1355 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id);
1356 return -ENODEV;
1357 }
1358
1359 rte_spinlock_lock(&rte_cryptodev_callback_lock);
1360 if (dev->enq_cbs == NULL) {
1361 CDEV_LOG_ERR("Callback not initialized");
1362 goto cb_err;
1363 }
1364
1365 list = &dev->enq_cbs[qp_id];
1366 if (list == NULL) {
1367 CDEV_LOG_ERR("Callback list is NULL");
1368 goto cb_err;
1369 }
1370
1371 if (list->qsbr == NULL) {
1372 CDEV_LOG_ERR("Rcu qsbr is NULL");
1373 goto cb_err;
1374 }
1375
1376 prev_cb = &list->next;
1377 for (; *prev_cb != NULL; prev_cb = &curr_cb->next) {
1378 curr_cb = *prev_cb;
1379 if (curr_cb == cb) {
1380
1381 __atomic_store_n(prev_cb, curr_cb->next,
1382 __ATOMIC_RELAXED);
1383 ret = 0;
1384 break;
1385 }
1386 }
1387
1388 if (!ret) {
1389
1390
1391
1392 rte_rcu_qsbr_synchronize(list->qsbr, RTE_QSBR_THRID_INVALID);
1393 rte_free(cb);
1394 }
1395
1396cb_err:
1397 rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1398 return ret;
1399}
1400
1401struct rte_cryptodev_cb *
1402rte_cryptodev_add_deq_callback(uint8_t dev_id,
1403 uint16_t qp_id,
1404 rte_cryptodev_callback_fn cb_fn,
1405 void *cb_arg)
1406{
1407 struct rte_cryptodev *dev;
1408 struct rte_cryptodev_cb_rcu *list;
1409 struct rte_cryptodev_cb *cb, *tail;
1410
1411 if (!cb_fn) {
1412 CDEV_LOG_ERR("Callback is NULL on dev_id=%d", dev_id);
1413 rte_errno = EINVAL;
1414 return NULL;
1415 }
1416
1417 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1418 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1419 rte_errno = ENODEV;
1420 return NULL;
1421 }
1422
1423 dev = &rte_crypto_devices[dev_id];
1424 if (qp_id >= dev->data->nb_queue_pairs) {
1425 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id);
1426 rte_errno = ENODEV;
1427 return NULL;
1428 }
1429
1430 cb = rte_zmalloc(NULL, sizeof(*cb), 0);
1431 if (cb == NULL) {
1432 CDEV_LOG_ERR("Failed to allocate memory for callback on "
1433 "dev=%d, queue_pair_id=%d", dev_id, qp_id);
1434 rte_errno = ENOMEM;
1435 return NULL;
1436 }
1437
1438 rte_spinlock_lock(&rte_cryptodev_callback_lock);
1439
1440 cb->fn = cb_fn;
1441 cb->arg = cb_arg;
1442
1443
1444 list = &dev->deq_cbs[qp_id];
1445 tail = list->next;
1446
1447 if (tail) {
1448 while (tail->next)
1449 tail = tail->next;
1450
1451
1452
1453 __atomic_store_n(&tail->next, cb, __ATOMIC_RELEASE);
1454 } else {
1455
1456
1457
1458 __atomic_store_n(&list->next, cb, __ATOMIC_RELEASE);
1459 }
1460
1461 rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1462
1463 return cb;
1464}
1465
1466int
1467rte_cryptodev_remove_deq_callback(uint8_t dev_id,
1468 uint16_t qp_id,
1469 struct rte_cryptodev_cb *cb)
1470{
1471 struct rte_cryptodev *dev;
1472 struct rte_cryptodev_cb **prev_cb, *curr_cb;
1473 struct rte_cryptodev_cb_rcu *list;
1474 int ret;
1475
1476 ret = -EINVAL;
1477
1478 if (!cb) {
1479 CDEV_LOG_ERR("Callback is NULL");
1480 return -EINVAL;
1481 }
1482
1483 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1484 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1485 return -ENODEV;
1486 }
1487
1488 dev = &rte_crypto_devices[dev_id];
1489 if (qp_id >= dev->data->nb_queue_pairs) {
1490 CDEV_LOG_ERR("Invalid queue_pair_id=%d", qp_id);
1491 return -ENODEV;
1492 }
1493
1494 rte_spinlock_lock(&rte_cryptodev_callback_lock);
1495 if (dev->enq_cbs == NULL) {
1496 CDEV_LOG_ERR("Callback not initialized");
1497 goto cb_err;
1498 }
1499
1500 list = &dev->deq_cbs[qp_id];
1501 if (list == NULL) {
1502 CDEV_LOG_ERR("Callback list is NULL");
1503 goto cb_err;
1504 }
1505
1506 if (list->qsbr == NULL) {
1507 CDEV_LOG_ERR("Rcu qsbr is NULL");
1508 goto cb_err;
1509 }
1510
1511 prev_cb = &list->next;
1512 for (; *prev_cb != NULL; prev_cb = &curr_cb->next) {
1513 curr_cb = *prev_cb;
1514 if (curr_cb == cb) {
1515
1516 __atomic_store_n(prev_cb, curr_cb->next,
1517 __ATOMIC_RELAXED);
1518 ret = 0;
1519 break;
1520 }
1521 }
1522
1523 if (!ret) {
1524
1525
1526
1527 rte_rcu_qsbr_synchronize(list->qsbr, RTE_QSBR_THRID_INVALID);
1528 rte_free(cb);
1529 }
1530
1531cb_err:
1532 rte_spinlock_unlock(&rte_cryptodev_callback_lock);
1533 return ret;
1534}
1535
1536int
1537rte_cryptodev_stats_get(uint8_t dev_id, struct rte_cryptodev_stats *stats)
1538{
1539 struct rte_cryptodev *dev;
1540
1541 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1542 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1543 return -ENODEV;
1544 }
1545
1546 if (stats == NULL) {
1547 CDEV_LOG_ERR("Invalid stats ptr");
1548 return -EINVAL;
1549 }
1550
1551 dev = &rte_crypto_devices[dev_id];
1552 memset(stats, 0, sizeof(*stats));
1553
1554 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1555 (*dev->dev_ops->stats_get)(dev, stats);
1556 return 0;
1557}
1558
1559void
1560rte_cryptodev_stats_reset(uint8_t dev_id)
1561{
1562 struct rte_cryptodev *dev;
1563
1564 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1565 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1566 return;
1567 }
1568
1569 dev = &rte_crypto_devices[dev_id];
1570
1571 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1572 (*dev->dev_ops->stats_reset)(dev);
1573}
1574
1575void
1576rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
1577{
1578 struct rte_cryptodev *dev;
1579
1580 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1581 CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
1582 return;
1583 }
1584
1585 dev = &rte_crypto_devices[dev_id];
1586
1587 memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
1588
1589 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1590 (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1591
1592 dev_info->driver_name = dev->device->driver->name;
1593 dev_info->device = dev->device;
1594}
1595
1596int
1597rte_cryptodev_callback_register(uint8_t dev_id,
1598 enum rte_cryptodev_event_type event,
1599 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1600{
1601 struct rte_cryptodev *dev;
1602 struct rte_cryptodev_callback *user_cb;
1603
1604 if (!cb_fn)
1605 return -EINVAL;
1606
1607 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1608 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1609 return -EINVAL;
1610 }
1611
1612 dev = &rte_crypto_devices[dev_id];
1613 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1614
1615 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
1616 if (user_cb->cb_fn == cb_fn &&
1617 user_cb->cb_arg == cb_arg &&
1618 user_cb->event == event) {
1619 break;
1620 }
1621 }
1622
1623
1624 if (user_cb == NULL) {
1625 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
1626 sizeof(struct rte_cryptodev_callback), 0);
1627 if (user_cb != NULL) {
1628 user_cb->cb_fn = cb_fn;
1629 user_cb->cb_arg = cb_arg;
1630 user_cb->event = event;
1631 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
1632 }
1633 }
1634
1635 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1636 return (user_cb == NULL) ? -ENOMEM : 0;
1637}
1638
1639int
1640rte_cryptodev_callback_unregister(uint8_t dev_id,
1641 enum rte_cryptodev_event_type event,
1642 rte_cryptodev_cb_fn cb_fn, void *cb_arg)
1643{
1644 int ret;
1645 struct rte_cryptodev *dev;
1646 struct rte_cryptodev_callback *cb, *next;
1647
1648 if (!cb_fn)
1649 return -EINVAL;
1650
1651 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1652 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1653 return -EINVAL;
1654 }
1655
1656 dev = &rte_crypto_devices[dev_id];
1657 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1658
1659 ret = 0;
1660 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
1661
1662 next = TAILQ_NEXT(cb, next);
1663
1664 if (cb->cb_fn != cb_fn || cb->event != event ||
1665 (cb->cb_arg != (void *)-1 &&
1666 cb->cb_arg != cb_arg))
1667 continue;
1668
1669
1670
1671
1672
1673 if (cb->active == 0) {
1674 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
1675 rte_free(cb);
1676 } else {
1677 ret = -EAGAIN;
1678 }
1679 }
1680
1681 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1682 return ret;
1683}
1684
1685void
1686rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
1687 enum rte_cryptodev_event_type event)
1688{
1689 struct rte_cryptodev_callback *cb_lst;
1690 struct rte_cryptodev_callback dev_cb;
1691
1692 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1693 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
1694 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
1695 continue;
1696 dev_cb = *cb_lst;
1697 cb_lst->active = 1;
1698 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1699 dev_cb.cb_fn(dev->data->dev_id, dev_cb.event,
1700 dev_cb.cb_arg);
1701 rte_spinlock_lock(&rte_cryptodev_cb_lock);
1702 cb_lst->active = 0;
1703 }
1704 rte_spinlock_unlock(&rte_cryptodev_cb_lock);
1705}
1706
1707int
1708rte_cryptodev_sym_session_init(uint8_t dev_id,
1709 struct rte_cryptodev_sym_session *sess,
1710 struct rte_crypto_sym_xform *xforms,
1711 struct rte_mempool *mp)
1712{
1713 struct rte_cryptodev *dev;
1714 uint32_t sess_priv_sz = rte_cryptodev_sym_get_private_session_size(
1715 dev_id);
1716 uint8_t index;
1717 int ret;
1718
1719 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1720 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1721 return -EINVAL;
1722 }
1723
1724 dev = rte_cryptodev_pmd_get_dev(dev_id);
1725
1726 if (sess == NULL || xforms == NULL || dev == NULL || mp == NULL)
1727 return -EINVAL;
1728
1729 if (mp->elt_size < sess_priv_sz)
1730 return -EINVAL;
1731
1732 index = dev->driver_id;
1733 if (index >= sess->nb_drivers)
1734 return -EINVAL;
1735
1736 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_configure, -ENOTSUP);
1737
1738 if (sess->sess_data[index].refcnt == 0) {
1739 ret = dev->dev_ops->sym_session_configure(dev, xforms,
1740 sess, mp);
1741 if (ret < 0) {
1742 CDEV_LOG_ERR(
1743 "dev_id %d failed to configure session details",
1744 dev_id);
1745 return ret;
1746 }
1747 }
1748
1749 rte_cryptodev_trace_sym_session_init(dev_id, sess, xforms, mp);
1750 sess->sess_data[index].refcnt++;
1751 return 0;
1752}
1753
1754int
1755rte_cryptodev_asym_session_init(uint8_t dev_id,
1756 struct rte_cryptodev_asym_session *sess,
1757 struct rte_crypto_asym_xform *xforms,
1758 struct rte_mempool *mp)
1759{
1760 struct rte_cryptodev *dev;
1761 uint8_t index;
1762 int ret;
1763
1764 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1765 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1766 return -EINVAL;
1767 }
1768
1769 dev = rte_cryptodev_pmd_get_dev(dev_id);
1770
1771 if (sess == NULL || xforms == NULL || dev == NULL)
1772 return -EINVAL;
1773
1774 index = dev->driver_id;
1775
1776 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_configure,
1777 -ENOTSUP);
1778
1779 if (sess->sess_private_data[index] == NULL) {
1780 ret = dev->dev_ops->asym_session_configure(dev,
1781 xforms,
1782 sess, mp);
1783 if (ret < 0) {
1784 CDEV_LOG_ERR(
1785 "dev_id %d failed to configure session details",
1786 dev_id);
1787 return ret;
1788 }
1789 }
1790
1791 rte_cryptodev_trace_asym_session_init(dev_id, sess, xforms, mp);
1792 return 0;
1793}
1794
1795struct rte_mempool *
1796rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts,
1797 uint32_t elt_size, uint32_t cache_size, uint16_t user_data_size,
1798 int socket_id)
1799{
1800 struct rte_mempool *mp;
1801 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1802 uint32_t obj_sz;
1803
1804 obj_sz = rte_cryptodev_sym_get_header_session_size() + user_data_size;
1805 if (obj_sz > elt_size)
1806 CDEV_LOG_INFO("elt_size %u is expanded to %u\n", elt_size,
1807 obj_sz);
1808 else
1809 obj_sz = elt_size;
1810
1811 mp = rte_mempool_create(name, nb_elts, obj_sz, cache_size,
1812 (uint32_t)(sizeof(*pool_priv)),
1813 NULL, NULL, NULL, NULL,
1814 socket_id, 0);
1815 if (mp == NULL) {
1816 CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n",
1817 __func__, name, rte_errno);
1818 return NULL;
1819 }
1820
1821 pool_priv = rte_mempool_get_priv(mp);
1822 if (!pool_priv) {
1823 CDEV_LOG_ERR("%s(name=%s) failed to get private data\n",
1824 __func__, name);
1825 rte_mempool_free(mp);
1826 return NULL;
1827 }
1828
1829 pool_priv->nb_drivers = nb_drivers;
1830 pool_priv->user_data_sz = user_data_size;
1831
1832 rte_cryptodev_trace_sym_session_pool_create(name, nb_elts,
1833 elt_size, cache_size, user_data_size, mp);
1834 return mp;
1835}
1836
1837static unsigned int
1838rte_cryptodev_sym_session_data_size(struct rte_cryptodev_sym_session *sess)
1839{
1840 return (sizeof(sess->sess_data[0]) * sess->nb_drivers) +
1841 sess->user_data_sz;
1842}
1843
1844static uint8_t
1845rte_cryptodev_sym_is_valid_session_pool(struct rte_mempool *mp)
1846{
1847 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1848
1849 if (!mp)
1850 return 0;
1851
1852 pool_priv = rte_mempool_get_priv(mp);
1853
1854 if (!pool_priv || mp->private_data_size < sizeof(*pool_priv) ||
1855 pool_priv->nb_drivers != nb_drivers ||
1856 mp->elt_size <
1857 rte_cryptodev_sym_get_header_session_size()
1858 + pool_priv->user_data_sz)
1859 return 0;
1860
1861 return 1;
1862}
1863
1864struct rte_cryptodev_sym_session *
1865rte_cryptodev_sym_session_create(struct rte_mempool *mp)
1866{
1867 struct rte_cryptodev_sym_session *sess;
1868 struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
1869
1870 if (!rte_cryptodev_sym_is_valid_session_pool(mp)) {
1871 CDEV_LOG_ERR("Invalid mempool\n");
1872 return NULL;
1873 }
1874
1875 pool_priv = rte_mempool_get_priv(mp);
1876
1877
1878 if (rte_mempool_get(mp, (void **)&sess)) {
1879 CDEV_LOG_ERR("couldn't get object from session mempool");
1880 return NULL;
1881 }
1882
1883 sess->nb_drivers = pool_priv->nb_drivers;
1884 sess->user_data_sz = pool_priv->user_data_sz;
1885 sess->opaque_data = 0;
1886
1887
1888
1889
1890 memset(sess->sess_data, 0,
1891 rte_cryptodev_sym_session_data_size(sess));
1892
1893 rte_cryptodev_trace_sym_session_create(mp, sess);
1894 return sess;
1895}
1896
1897struct rte_cryptodev_asym_session *
1898rte_cryptodev_asym_session_create(struct rte_mempool *mp)
1899{
1900 struct rte_cryptodev_asym_session *sess;
1901 unsigned int session_size =
1902 rte_cryptodev_asym_get_header_session_size();
1903
1904 if (!mp) {
1905 CDEV_LOG_ERR("invalid mempool\n");
1906 return NULL;
1907 }
1908
1909
1910 if (mp->elt_size < session_size) {
1911 CDEV_LOG_ERR(
1912 "mempool elements too small to hold session objects");
1913 return NULL;
1914 }
1915
1916
1917 if (rte_mempool_get(mp, (void **)&sess)) {
1918 CDEV_LOG_ERR("couldn't get object from session mempool");
1919 return NULL;
1920 }
1921
1922
1923
1924
1925 memset(sess, 0, session_size);
1926
1927 rte_cryptodev_trace_asym_session_create(mp, sess);
1928 return sess;
1929}
1930
1931int
1932rte_cryptodev_sym_session_clear(uint8_t dev_id,
1933 struct rte_cryptodev_sym_session *sess)
1934{
1935 struct rte_cryptodev *dev;
1936 uint8_t driver_id;
1937
1938 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1939 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1940 return -EINVAL;
1941 }
1942
1943 dev = rte_cryptodev_pmd_get_dev(dev_id);
1944
1945 if (dev == NULL || sess == NULL)
1946 return -EINVAL;
1947
1948 driver_id = dev->driver_id;
1949 if (sess->sess_data[driver_id].refcnt == 0)
1950 return 0;
1951 if (--sess->sess_data[driver_id].refcnt != 0)
1952 return -EBUSY;
1953
1954 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_clear, -ENOTSUP);
1955
1956 dev->dev_ops->sym_session_clear(dev, sess);
1957
1958 rte_cryptodev_trace_sym_session_clear(dev_id, sess);
1959 return 0;
1960}
1961
1962int
1963rte_cryptodev_asym_session_clear(uint8_t dev_id,
1964 struct rte_cryptodev_asym_session *sess)
1965{
1966 struct rte_cryptodev *dev;
1967
1968 if (!rte_cryptodev_is_valid_dev(dev_id)) {
1969 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
1970 return -EINVAL;
1971 }
1972
1973 dev = rte_cryptodev_pmd_get_dev(dev_id);
1974
1975 if (dev == NULL || sess == NULL)
1976 return -EINVAL;
1977
1978 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_clear, -ENOTSUP);
1979
1980 dev->dev_ops->asym_session_clear(dev, sess);
1981
1982 rte_cryptodev_trace_sym_session_clear(dev_id, sess);
1983 return 0;
1984}
1985
1986int
1987rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess)
1988{
1989 uint8_t i;
1990 struct rte_mempool *sess_mp;
1991
1992 if (sess == NULL)
1993 return -EINVAL;
1994
1995
1996 for (i = 0; i < sess->nb_drivers; i++) {
1997 if (sess->sess_data[i].refcnt != 0)
1998 return -EBUSY;
1999 }
2000
2001
2002 sess_mp = rte_mempool_from_obj(sess);
2003 rte_mempool_put(sess_mp, sess);
2004
2005 rte_cryptodev_trace_sym_session_free(sess);
2006 return 0;
2007}
2008
2009int
2010rte_cryptodev_asym_session_free(struct rte_cryptodev_asym_session *sess)
2011{
2012 uint8_t i;
2013 void *sess_priv;
2014 struct rte_mempool *sess_mp;
2015
2016 if (sess == NULL)
2017 return -EINVAL;
2018
2019
2020 for (i = 0; i < nb_drivers; i++) {
2021 sess_priv = get_asym_session_private_data(sess, i);
2022 if (sess_priv != NULL)
2023 return -EBUSY;
2024 }
2025
2026
2027 sess_mp = rte_mempool_from_obj(sess);
2028 rte_mempool_put(sess_mp, sess);
2029
2030 rte_cryptodev_trace_asym_session_free(sess);
2031 return 0;
2032}
2033
2034unsigned int
2035rte_cryptodev_sym_get_header_session_size(void)
2036{
2037
2038
2039
2040
2041
2042 struct rte_cryptodev_sym_session s = {0};
2043
2044 s.nb_drivers = nb_drivers;
2045
2046 return (unsigned int)(sizeof(s) +
2047 rte_cryptodev_sym_session_data_size(&s));
2048}
2049
2050unsigned int
2051rte_cryptodev_sym_get_existing_header_session_size(
2052 struct rte_cryptodev_sym_session *sess)
2053{
2054 if (!sess)
2055 return 0;
2056 else
2057 return (unsigned int)(sizeof(*sess) +
2058 rte_cryptodev_sym_session_data_size(sess));
2059}
2060
2061unsigned int
2062rte_cryptodev_asym_get_header_session_size(void)
2063{
2064
2065
2066
2067
2068
2069 return ((sizeof(void *) * nb_drivers) + sizeof(uint8_t));
2070}
2071
2072unsigned int
2073rte_cryptodev_sym_get_private_session_size(uint8_t dev_id)
2074{
2075 struct rte_cryptodev *dev;
2076 unsigned int priv_sess_size;
2077
2078 if (!rte_cryptodev_is_valid_dev(dev_id))
2079 return 0;
2080
2081 dev = rte_cryptodev_pmd_get_dev(dev_id);
2082
2083 if (*dev->dev_ops->sym_session_get_size == NULL)
2084 return 0;
2085
2086 priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev);
2087
2088 return priv_sess_size;
2089}
2090
2091unsigned int
2092rte_cryptodev_asym_get_private_session_size(uint8_t dev_id)
2093{
2094 struct rte_cryptodev *dev;
2095 unsigned int header_size = sizeof(void *) * nb_drivers;
2096 unsigned int priv_sess_size;
2097
2098 if (!rte_cryptodev_is_valid_dev(dev_id))
2099 return 0;
2100
2101 dev = rte_cryptodev_pmd_get_dev(dev_id);
2102
2103 if (*dev->dev_ops->asym_session_get_size == NULL)
2104 return 0;
2105
2106 priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev);
2107 if (priv_sess_size < header_size)
2108 return header_size;
2109
2110 return priv_sess_size;
2111
2112}
2113
2114int
2115rte_cryptodev_sym_session_set_user_data(
2116 struct rte_cryptodev_sym_session *sess,
2117 void *data,
2118 uint16_t size)
2119{
2120 if (sess == NULL)
2121 return -EINVAL;
2122
2123 if (sess->user_data_sz < size)
2124 return -ENOMEM;
2125
2126 rte_memcpy(sess->sess_data + sess->nb_drivers, data, size);
2127 return 0;
2128}
2129
2130void *
2131rte_cryptodev_sym_session_get_user_data(
2132 struct rte_cryptodev_sym_session *sess)
2133{
2134 if (sess == NULL || sess->user_data_sz == 0)
2135 return NULL;
2136
2137 return (void *)(sess->sess_data + sess->nb_drivers);
2138}
2139
2140static inline void
2141sym_crypto_fill_status(struct rte_crypto_sym_vec *vec, int32_t errnum)
2142{
2143 uint32_t i;
2144 for (i = 0; i < vec->num; i++)
2145 vec->status[i] = errnum;
2146}
2147
2148uint32_t
2149rte_cryptodev_sym_cpu_crypto_process(uint8_t dev_id,
2150 struct rte_cryptodev_sym_session *sess, union rte_crypto_sym_ofs ofs,
2151 struct rte_crypto_sym_vec *vec)
2152{
2153 struct rte_cryptodev *dev;
2154
2155 if (!rte_cryptodev_is_valid_dev(dev_id)) {
2156 sym_crypto_fill_status(vec, EINVAL);
2157 return 0;
2158 }
2159
2160 dev = rte_cryptodev_pmd_get_dev(dev_id);
2161
2162 if (*dev->dev_ops->sym_cpu_process == NULL ||
2163 !(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO)) {
2164 sym_crypto_fill_status(vec, ENOTSUP);
2165 return 0;
2166 }
2167
2168 return dev->dev_ops->sym_cpu_process(dev, sess, ofs, vec);
2169}
2170
2171int
2172rte_cryptodev_get_raw_dp_ctx_size(uint8_t dev_id)
2173{
2174 struct rte_cryptodev *dev;
2175 int32_t size = sizeof(struct rte_crypto_raw_dp_ctx);
2176 int32_t priv_size;
2177
2178 if (!rte_cryptodev_is_valid_dev(dev_id))
2179 return -EINVAL;
2180
2181 dev = rte_cryptodev_pmd_get_dev(dev_id);
2182
2183 if (*dev->dev_ops->sym_get_raw_dp_ctx_size == NULL ||
2184 !(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP)) {
2185 return -ENOTSUP;
2186 }
2187
2188 priv_size = (*dev->dev_ops->sym_get_raw_dp_ctx_size)(dev);
2189 if (priv_size < 0)
2190 return -ENOTSUP;
2191
2192 return RTE_ALIGN_CEIL((size + priv_size), 8);
2193}
2194
2195int
2196rte_cryptodev_configure_raw_dp_ctx(uint8_t dev_id, uint16_t qp_id,
2197 struct rte_crypto_raw_dp_ctx *ctx,
2198 enum rte_crypto_op_sess_type sess_type,
2199 union rte_cryptodev_session_ctx session_ctx,
2200 uint8_t is_update)
2201{
2202 struct rte_cryptodev *dev;
2203
2204 if (!rte_cryptodev_get_qp_status(dev_id, qp_id))
2205 return -EINVAL;
2206
2207 dev = rte_cryptodev_pmd_get_dev(dev_id);
2208 if (!(dev->feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP)
2209 || dev->dev_ops->sym_configure_raw_dp_ctx == NULL)
2210 return -ENOTSUP;
2211
2212 return (*dev->dev_ops->sym_configure_raw_dp_ctx)(dev, qp_id, ctx,
2213 sess_type, session_ctx, is_update);
2214}
2215
2216uint32_t
2217rte_cryptodev_raw_enqueue_burst(struct rte_crypto_raw_dp_ctx *ctx,
2218 struct rte_crypto_sym_vec *vec, union rte_crypto_sym_ofs ofs,
2219 void **user_data, int *enqueue_status)
2220{
2221 return (*ctx->enqueue_burst)(ctx->qp_data, ctx->drv_ctx_data, vec,
2222 ofs, user_data, enqueue_status);
2223}
2224
2225int
2226rte_cryptodev_raw_enqueue_done(struct rte_crypto_raw_dp_ctx *ctx,
2227 uint32_t n)
2228{
2229 return (*ctx->enqueue_done)(ctx->qp_data, ctx->drv_ctx_data, n);
2230}
2231
2232uint32_t
2233rte_cryptodev_raw_dequeue_burst(struct rte_crypto_raw_dp_ctx *ctx,
2234 rte_cryptodev_raw_get_dequeue_count_t get_dequeue_count,
2235 uint32_t max_nb_to_dequeue,
2236 rte_cryptodev_raw_post_dequeue_t post_dequeue,
2237 void **out_user_data, uint8_t is_user_data_array,
2238 uint32_t *n_success_jobs, int *status)
2239{
2240 return (*ctx->dequeue_burst)(ctx->qp_data, ctx->drv_ctx_data,
2241 get_dequeue_count, max_nb_to_dequeue, post_dequeue,
2242 out_user_data, is_user_data_array, n_success_jobs, status);
2243}
2244
2245int
2246rte_cryptodev_raw_dequeue_done(struct rte_crypto_raw_dp_ctx *ctx,
2247 uint32_t n)
2248{
2249 return (*ctx->dequeue_done)(ctx->qp_data, ctx->drv_ctx_data, n);
2250}
2251
2252
2253static void
2254rte_crypto_op_init(struct rte_mempool *mempool,
2255 void *opaque_arg,
2256 void *_op_data,
2257 __rte_unused unsigned i)
2258{
2259 struct rte_crypto_op *op = _op_data;
2260 enum rte_crypto_op_type type = *(enum rte_crypto_op_type *)opaque_arg;
2261
2262 memset(_op_data, 0, mempool->elt_size);
2263
2264 __rte_crypto_op_reset(op, type);
2265
2266 op->phys_addr = rte_mem_virt2iova(_op_data);
2267 op->mempool = mempool;
2268}
2269
2270
2271struct rte_mempool *
2272rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
2273 unsigned nb_elts, unsigned cache_size, uint16_t priv_size,
2274 int socket_id)
2275{
2276 struct rte_crypto_op_pool_private *priv;
2277
2278 unsigned elt_size = sizeof(struct rte_crypto_op) +
2279 priv_size;
2280
2281 if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
2282 elt_size += sizeof(struct rte_crypto_sym_op);
2283 } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) {
2284 elt_size += sizeof(struct rte_crypto_asym_op);
2285 } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
2286 elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op),
2287 sizeof(struct rte_crypto_asym_op));
2288 } else {
2289 CDEV_LOG_ERR("Invalid op_type\n");
2290 return NULL;
2291 }
2292
2293
2294 struct rte_mempool *mp = rte_mempool_lookup(name);
2295
2296 if (mp != NULL) {
2297 priv = (struct rte_crypto_op_pool_private *)
2298 rte_mempool_get_priv(mp);
2299
2300 if (mp->elt_size != elt_size ||
2301 mp->cache_size < cache_size ||
2302 mp->size < nb_elts ||
2303 priv->priv_size < priv_size) {
2304 mp = NULL;
2305 CDEV_LOG_ERR("Mempool %s already exists but with "
2306 "incompatible parameters", name);
2307 return NULL;
2308 }
2309 return mp;
2310 }
2311
2312 mp = rte_mempool_create(
2313 name,
2314 nb_elts,
2315 elt_size,
2316 cache_size,
2317 sizeof(struct rte_crypto_op_pool_private),
2318 NULL,
2319 NULL,
2320 rte_crypto_op_init,
2321 &type,
2322 socket_id,
2323 0);
2324
2325 if (mp == NULL) {
2326 CDEV_LOG_ERR("Failed to create mempool %s", name);
2327 return NULL;
2328 }
2329
2330 priv = (struct rte_crypto_op_pool_private *)
2331 rte_mempool_get_priv(mp);
2332
2333 priv->priv_size = priv_size;
2334 priv->type = type;
2335
2336 return mp;
2337}
2338
2339int
2340rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix)
2341{
2342 struct rte_cryptodev *dev = NULL;
2343 uint32_t i = 0;
2344
2345 if (name == NULL)
2346 return -EINVAL;
2347
2348 for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
2349 int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN,
2350 "%s_%u", dev_name_prefix, i);
2351
2352 if (ret < 0)
2353 return ret;
2354
2355 dev = rte_cryptodev_pmd_get_named_dev(name);
2356 if (!dev)
2357 return 0;
2358 }
2359
2360 return -1;
2361}
2362
2363TAILQ_HEAD(cryptodev_driver_list, cryptodev_driver);
2364
2365static struct cryptodev_driver_list cryptodev_driver_list =
2366 TAILQ_HEAD_INITIALIZER(cryptodev_driver_list);
2367
2368int
2369rte_cryptodev_driver_id_get(const char *name)
2370{
2371 struct cryptodev_driver *driver;
2372 const char *driver_name;
2373
2374 if (name == NULL) {
2375 RTE_LOG(DEBUG, CRYPTODEV, "name pointer NULL");
2376 return -1;
2377 }
2378
2379 TAILQ_FOREACH(driver, &cryptodev_driver_list, next) {
2380 driver_name = driver->driver->name;
2381 if (strncmp(driver_name, name, strlen(driver_name) + 1) == 0)
2382 return driver->id;
2383 }
2384 return -1;
2385}
2386
2387const char *
2388rte_cryptodev_name_get(uint8_t dev_id)
2389{
2390 struct rte_cryptodev *dev;
2391
2392 if (!rte_cryptodev_is_valid_device_data(dev_id)) {
2393 CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
2394 return NULL;
2395 }
2396
2397 dev = rte_cryptodev_pmd_get_dev(dev_id);
2398 if (dev == NULL)
2399 return NULL;
2400
2401 return dev->data->name;
2402}
2403
2404const char *
2405rte_cryptodev_driver_name_get(uint8_t driver_id)
2406{
2407 struct cryptodev_driver *driver;
2408
2409 TAILQ_FOREACH(driver, &cryptodev_driver_list, next)
2410 if (driver->id == driver_id)
2411 return driver->driver->name;
2412 return NULL;
2413}
2414
2415uint8_t
2416rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv,
2417 const struct rte_driver *drv)
2418{
2419 crypto_drv->driver = drv;
2420 crypto_drv->id = nb_drivers;
2421
2422 TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next);
2423
2424 return nb_drivers++;
2425}
2426
2427RTE_INIT(cryptodev_init_fp_ops)
2428{
2429 uint32_t i;
2430
2431 for (i = 0; i != RTE_DIM(rte_crypto_fp_ops); i++)
2432 cryptodev_fp_ops_reset(rte_crypto_fp_ops + i);
2433}
2434
2435static int
2436cryptodev_handle_dev_list(const char *cmd __rte_unused,
2437 const char *params __rte_unused,
2438 struct rte_tel_data *d)
2439{
2440 int dev_id;
2441
2442 if (rte_cryptodev_count() < 1)
2443 return -EINVAL;
2444
2445 rte_tel_data_start_array(d, RTE_TEL_INT_VAL);
2446 for (dev_id = 0; dev_id < RTE_CRYPTO_MAX_DEVS; dev_id++)
2447 if (rte_cryptodev_is_valid_dev(dev_id))
2448 rte_tel_data_add_array_int(d, dev_id);
2449
2450 return 0;
2451}
2452
2453static int
2454cryptodev_handle_dev_info(const char *cmd __rte_unused,
2455 const char *params, struct rte_tel_data *d)
2456{
2457 struct rte_cryptodev_info cryptodev_info;
2458 int dev_id;
2459 char *end_param;
2460
2461 if (params == NULL || strlen(params) == 0 || !isdigit(*params))
2462 return -EINVAL;
2463
2464 dev_id = strtoul(params, &end_param, 0);
2465 if (*end_param != '\0')
2466 CDEV_LOG_ERR("Extra parameters passed to command, ignoring");
2467 if (!rte_cryptodev_is_valid_dev(dev_id))
2468 return -EINVAL;
2469
2470 rte_cryptodev_info_get(dev_id, &cryptodev_info);
2471
2472 rte_tel_data_start_dict(d);
2473 rte_tel_data_add_dict_string(d, "device_name",
2474 cryptodev_info.device->name);
2475 rte_tel_data_add_dict_int(d, "max_nb_queue_pairs",
2476 cryptodev_info.max_nb_queue_pairs);
2477
2478 return 0;
2479}
2480
2481#define ADD_DICT_STAT(s) rte_tel_data_add_dict_u64(d, #s, cryptodev_stats.s)
2482
2483static int
2484cryptodev_handle_dev_stats(const char *cmd __rte_unused,
2485 const char *params,
2486 struct rte_tel_data *d)
2487{
2488 struct rte_cryptodev_stats cryptodev_stats;
2489 int dev_id, ret;
2490 char *end_param;
2491
2492 if (params == NULL || strlen(params) == 0 || !isdigit(*params))
2493 return -EINVAL;
2494
2495 dev_id = strtoul(params, &end_param, 0);
2496 if (*end_param != '\0')
2497 CDEV_LOG_ERR("Extra parameters passed to command, ignoring");
2498 if (!rte_cryptodev_is_valid_dev(dev_id))
2499 return -EINVAL;
2500
2501 ret = rte_cryptodev_stats_get(dev_id, &cryptodev_stats);
2502 if (ret < 0)
2503 return ret;
2504
2505 rte_tel_data_start_dict(d);
2506 ADD_DICT_STAT(enqueued_count);
2507 ADD_DICT_STAT(dequeued_count);
2508 ADD_DICT_STAT(enqueue_err_count);
2509 ADD_DICT_STAT(dequeue_err_count);
2510
2511 return 0;
2512}
2513
2514#define CRYPTO_CAPS_SZ \
2515 (RTE_ALIGN_CEIL(sizeof(struct rte_cryptodev_capabilities), \
2516 sizeof(uint64_t)) / \
2517 sizeof(uint64_t))
2518
2519static int
2520crypto_caps_array(struct rte_tel_data *d,
2521 const struct rte_cryptodev_capabilities *capabilities)
2522{
2523 const struct rte_cryptodev_capabilities *dev_caps;
2524 uint64_t caps_val[CRYPTO_CAPS_SZ];
2525 unsigned int i = 0, j;
2526
2527 rte_tel_data_start_array(d, RTE_TEL_U64_VAL);
2528
2529 while ((dev_caps = &capabilities[i++])->op !=
2530 RTE_CRYPTO_OP_TYPE_UNDEFINED) {
2531 memset(&caps_val, 0, CRYPTO_CAPS_SZ * sizeof(caps_val[0]));
2532 rte_memcpy(caps_val, dev_caps, sizeof(capabilities[0]));
2533 for (j = 0; j < CRYPTO_CAPS_SZ; j++)
2534 rte_tel_data_add_array_u64(d, caps_val[j]);
2535 }
2536
2537 return i;
2538}
2539
2540static int
2541cryptodev_handle_dev_caps(const char *cmd __rte_unused, const char *params,
2542 struct rte_tel_data *d)
2543{
2544 struct rte_cryptodev_info dev_info;
2545 struct rte_tel_data *crypto_caps;
2546 int crypto_caps_n;
2547 char *end_param;
2548 int dev_id;
2549
2550 if (!params || strlen(params) == 0 || !isdigit(*params))
2551 return -EINVAL;
2552
2553 dev_id = strtoul(params, &end_param, 0);
2554 if (*end_param != '\0')
2555 CDEV_LOG_ERR("Extra parameters passed to command, ignoring");
2556 if (!rte_cryptodev_is_valid_dev(dev_id))
2557 return -EINVAL;
2558
2559 rte_tel_data_start_dict(d);
2560 crypto_caps = rte_tel_data_alloc();
2561 if (!crypto_caps)
2562 return -ENOMEM;
2563
2564 rte_cryptodev_info_get(dev_id, &dev_info);
2565 crypto_caps_n = crypto_caps_array(crypto_caps, dev_info.capabilities);
2566 rte_tel_data_add_dict_container(d, "crypto_caps", crypto_caps, 0);
2567 rte_tel_data_add_dict_int(d, "crypto_caps_n", crypto_caps_n);
2568
2569 return 0;
2570}
2571
2572RTE_INIT(cryptodev_init_telemetry)
2573{
2574 rte_telemetry_register_cmd("/cryptodev/info", cryptodev_handle_dev_info,
2575 "Returns information for a cryptodev. Parameters: int dev_id");
2576 rte_telemetry_register_cmd("/cryptodev/list",
2577 cryptodev_handle_dev_list,
2578 "Returns list of available crypto devices by IDs. No parameters.");
2579 rte_telemetry_register_cmd("/cryptodev/stats",
2580 cryptodev_handle_dev_stats,
2581 "Returns the stats for a cryptodev. Parameters: int dev_id");
2582 rte_telemetry_register_cmd("/cryptodev/caps",
2583 cryptodev_handle_dev_caps,
2584 "Returns the capabilities for a cryptodev. Parameters: int dev_id");
2585}
2586
