1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Intel Corporation
4 #include <rte_reorder.h>
5 #include <rte_cryptodev.h>
6 #include <rte_cryptodev_pmd.h>
7 #include <rte_malloc.h>
9 #include "rte_cryptodev_scheduler.h"
10 #include "scheduler_pmd_private.h"
12 /** update the scheduler pmd's capability with attaching device's
14 * For each device to be attached, the scheduler's capability should be
15 * the common capability set of all slaves
18 sync_caps(struct rte_cryptodev_capabilities *caps,
20 const struct rte_cryptodev_capabilities *slave_caps)
22 uint32_t sync_nb_caps = nb_caps, nb_slave_caps = 0;
25 while (slave_caps[nb_slave_caps].op != RTE_CRYPTO_OP_TYPE_UNDEFINED)
29 rte_memcpy(caps, slave_caps, sizeof(*caps) * nb_slave_caps);
33 for (i = 0; i < sync_nb_caps; i++) {
34 struct rte_cryptodev_capabilities *cap = &caps[i];
37 for (j = 0; j < nb_slave_caps; j++) {
38 const struct rte_cryptodev_capabilities *s_cap =
41 if (s_cap->op != cap->op || s_cap->sym.xform_type !=
45 if (s_cap->sym.xform_type ==
46 RTE_CRYPTO_SYM_XFORM_AUTH) {
47 if (s_cap->sym.auth.algo !=
51 cap->sym.auth.digest_size.min =
52 s_cap->sym.auth.digest_size.min <
53 cap->sym.auth.digest_size.min ?
54 s_cap->sym.auth.digest_size.min :
55 cap->sym.auth.digest_size.min;
56 cap->sym.auth.digest_size.max =
57 s_cap->sym.auth.digest_size.max <
58 cap->sym.auth.digest_size.max ?
59 s_cap->sym.auth.digest_size.max :
60 cap->sym.auth.digest_size.max;
64 if (s_cap->sym.xform_type ==
65 RTE_CRYPTO_SYM_XFORM_CIPHER)
66 if (s_cap->sym.cipher.algo !=
70 /* no common cap found */
74 if (j < nb_slave_caps)
77 /* remove a uncommon cap from the array */
78 for (j = i; j < sync_nb_caps - 1; j++)
79 rte_memcpy(&caps[j], &caps[j+1], sizeof(*cap));
81 memset(&caps[sync_nb_caps - 1], 0, sizeof(*cap));
89 update_scheduler_capability(struct scheduler_ctx *sched_ctx)
91 struct rte_cryptodev_capabilities tmp_caps[256] = { {0} };
92 uint32_t nb_caps = 0, i;
94 if (sched_ctx->capabilities)
95 rte_free(sched_ctx->capabilities);
97 for (i = 0; i < sched_ctx->nb_slaves; i++) {
98 struct rte_cryptodev_info dev_info;
100 rte_cryptodev_info_get(sched_ctx->slaves[i].dev_id, &dev_info);
102 nb_caps = sync_caps(tmp_caps, nb_caps, dev_info.capabilities);
107 sched_ctx->capabilities = rte_zmalloc_socket(NULL,
108 sizeof(struct rte_cryptodev_capabilities) *
109 (nb_caps + 1), 0, SOCKET_ID_ANY);
110 if (!sched_ctx->capabilities)
113 rte_memcpy(sched_ctx->capabilities, tmp_caps,
114 sizeof(struct rte_cryptodev_capabilities) * nb_caps);
120 update_scheduler_feature_flag(struct rte_cryptodev *dev)
122 struct scheduler_ctx *sched_ctx = dev->data->dev_private;
125 dev->feature_flags = 0;
127 for (i = 0; i < sched_ctx->nb_slaves; i++) {
128 struct rte_cryptodev_info dev_info;
130 rte_cryptodev_info_get(sched_ctx->slaves[i].dev_id, &dev_info);
132 dev->feature_flags |= dev_info.feature_flags;
137 update_max_nb_qp(struct scheduler_ctx *sched_ctx)
142 if (!sched_ctx->nb_slaves)
145 max_nb_qp = sched_ctx->nb_slaves ? UINT32_MAX : 0;
147 for (i = 0; i < sched_ctx->nb_slaves; i++) {
148 struct rte_cryptodev_info dev_info;
150 rte_cryptodev_info_get(sched_ctx->slaves[i].dev_id, &dev_info);
151 max_nb_qp = dev_info.max_nb_queue_pairs < max_nb_qp ?
152 dev_info.max_nb_queue_pairs : max_nb_qp;
155 sched_ctx->max_nb_queue_pairs = max_nb_qp;
158 /** Attach a device to the scheduler. */
160 rte_cryptodev_scheduler_slave_attach(uint8_t scheduler_id, uint8_t slave_id)
162 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
163 struct scheduler_ctx *sched_ctx;
164 struct scheduler_slave *slave;
165 struct rte_cryptodev_info dev_info;
169 CS_LOG_ERR("Operation not supported");
173 if (dev->driver_id != cryptodev_driver_id) {
174 CS_LOG_ERR("Operation not supported");
178 if (dev->data->dev_started) {
179 CS_LOG_ERR("Illegal operation");
183 sched_ctx = dev->data->dev_private;
184 if (sched_ctx->nb_slaves >=
185 RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES) {
186 CS_LOG_ERR("Too many slaves attached");
190 for (i = 0; i < sched_ctx->nb_slaves; i++)
191 if (sched_ctx->slaves[i].dev_id == slave_id) {
192 CS_LOG_ERR("Slave already added");
196 slave = &sched_ctx->slaves[sched_ctx->nb_slaves];
198 rte_cryptodev_info_get(slave_id, &dev_info);
200 slave->dev_id = slave_id;
201 slave->driver_id = dev_info.driver_id;
202 sched_ctx->nb_slaves++;
204 if (update_scheduler_capability(sched_ctx) < 0) {
206 slave->driver_id = 0;
207 sched_ctx->nb_slaves--;
209 CS_LOG_ERR("capabilities update failed");
213 update_scheduler_feature_flag(dev);
215 update_max_nb_qp(sched_ctx);
221 rte_cryptodev_scheduler_slave_detach(uint8_t scheduler_id, uint8_t slave_id)
223 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
224 struct scheduler_ctx *sched_ctx;
225 uint32_t i, slave_pos;
228 CS_LOG_ERR("Operation not supported");
232 if (dev->driver_id != cryptodev_driver_id) {
233 CS_LOG_ERR("Operation not supported");
237 if (dev->data->dev_started) {
238 CS_LOG_ERR("Illegal operation");
242 sched_ctx = dev->data->dev_private;
244 for (slave_pos = 0; slave_pos < sched_ctx->nb_slaves; slave_pos++)
245 if (sched_ctx->slaves[slave_pos].dev_id == slave_id)
247 if (slave_pos == sched_ctx->nb_slaves) {
248 CS_LOG_ERR("Cannot find slave");
252 if (sched_ctx->ops.slave_detach(dev, slave_id) < 0) {
253 CS_LOG_ERR("Failed to detach slave");
257 for (i = slave_pos; i < sched_ctx->nb_slaves - 1; i++) {
258 memcpy(&sched_ctx->slaves[i], &sched_ctx->slaves[i+1],
259 sizeof(struct scheduler_slave));
261 memset(&sched_ctx->slaves[sched_ctx->nb_slaves - 1], 0,
262 sizeof(struct scheduler_slave));
263 sched_ctx->nb_slaves--;
265 if (update_scheduler_capability(sched_ctx) < 0) {
266 CS_LOG_ERR("capabilities update failed");
270 update_scheduler_feature_flag(dev);
272 update_max_nb_qp(sched_ctx);
278 rte_cryptodev_scheduler_mode_set(uint8_t scheduler_id,
279 enum rte_cryptodev_scheduler_mode mode)
281 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
282 struct scheduler_ctx *sched_ctx;
285 CS_LOG_ERR("Operation not supported");
289 if (dev->driver_id != cryptodev_driver_id) {
290 CS_LOG_ERR("Operation not supported");
294 if (dev->data->dev_started) {
295 CS_LOG_ERR("Illegal operation");
299 sched_ctx = dev->data->dev_private;
301 if (mode == sched_ctx->mode)
305 case CDEV_SCHED_MODE_ROUNDROBIN:
306 if (rte_cryptodev_scheduler_load_user_scheduler(scheduler_id,
307 roundrobin_scheduler) < 0) {
308 CS_LOG_ERR("Failed to load scheduler");
312 case CDEV_SCHED_MODE_PKT_SIZE_DISTR:
313 if (rte_cryptodev_scheduler_load_user_scheduler(scheduler_id,
314 pkt_size_based_distr_scheduler) < 0) {
315 CS_LOG_ERR("Failed to load scheduler");
319 case CDEV_SCHED_MODE_FAILOVER:
320 if (rte_cryptodev_scheduler_load_user_scheduler(scheduler_id,
321 failover_scheduler) < 0) {
322 CS_LOG_ERR("Failed to load scheduler");
326 case CDEV_SCHED_MODE_MULTICORE:
327 if (rte_cryptodev_scheduler_load_user_scheduler(scheduler_id,
328 multicore_scheduler) < 0) {
329 CS_LOG_ERR("Failed to load scheduler");
334 CS_LOG_ERR("Not yet supported");
341 enum rte_cryptodev_scheduler_mode
342 rte_cryptodev_scheduler_mode_get(uint8_t scheduler_id)
344 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
345 struct scheduler_ctx *sched_ctx;
348 CS_LOG_ERR("Operation not supported");
352 if (dev->driver_id != cryptodev_driver_id) {
353 CS_LOG_ERR("Operation not supported");
357 sched_ctx = dev->data->dev_private;
359 return sched_ctx->mode;
363 rte_cryptodev_scheduler_ordering_set(uint8_t scheduler_id,
364 uint32_t enable_reorder)
366 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
367 struct scheduler_ctx *sched_ctx;
370 CS_LOG_ERR("Operation not supported");
374 if (dev->driver_id != cryptodev_driver_id) {
375 CS_LOG_ERR("Operation not supported");
379 if (dev->data->dev_started) {
380 CS_LOG_ERR("Illegal operation");
384 sched_ctx = dev->data->dev_private;
386 sched_ctx->reordering_enabled = enable_reorder;
392 rte_cryptodev_scheduler_ordering_get(uint8_t scheduler_id)
394 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
395 struct scheduler_ctx *sched_ctx;
398 CS_LOG_ERR("Operation not supported");
402 if (dev->driver_id != cryptodev_driver_id) {
403 CS_LOG_ERR("Operation not supported");
407 sched_ctx = dev->data->dev_private;
409 return (int)sched_ctx->reordering_enabled;
413 rte_cryptodev_scheduler_load_user_scheduler(uint8_t scheduler_id,
414 struct rte_cryptodev_scheduler *scheduler) {
416 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
417 struct scheduler_ctx *sched_ctx;
420 CS_LOG_ERR("Operation not supported");
424 if (dev->driver_id != cryptodev_driver_id) {
425 CS_LOG_ERR("Operation not supported");
429 if (dev->data->dev_started) {
430 CS_LOG_ERR("Illegal operation");
434 sched_ctx = dev->data->dev_private;
436 if (strlen(scheduler->name) > RTE_CRYPTODEV_NAME_MAX_LEN - 1) {
437 CS_LOG_ERR("Invalid name %s, should be less than "
438 "%u bytes.\n", scheduler->name,
439 RTE_CRYPTODEV_NAME_MAX_LEN);
442 strncpy(sched_ctx->name, scheduler->name,
443 RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN);
445 if (strlen(scheduler->description) >
446 RTE_CRYPTODEV_SCHEDULER_DESC_MAX_LEN - 1) {
447 CS_LOG_ERR("Invalid description %s, should be less than "
448 "%u bytes.\n", scheduler->description,
449 RTE_CRYPTODEV_SCHEDULER_DESC_MAX_LEN - 1);
452 strncpy(sched_ctx->description, scheduler->description,
453 RTE_CRYPTODEV_SCHEDULER_DESC_MAX_LEN);
455 /* load scheduler instance operations functions */
456 sched_ctx->ops.config_queue_pair = scheduler->ops->config_queue_pair;
457 sched_ctx->ops.create_private_ctx = scheduler->ops->create_private_ctx;
458 sched_ctx->ops.scheduler_start = scheduler->ops->scheduler_start;
459 sched_ctx->ops.scheduler_stop = scheduler->ops->scheduler_stop;
460 sched_ctx->ops.slave_attach = scheduler->ops->slave_attach;
461 sched_ctx->ops.slave_detach = scheduler->ops->slave_detach;
462 sched_ctx->ops.option_set = scheduler->ops->option_set;
463 sched_ctx->ops.option_get = scheduler->ops->option_get;
465 if (sched_ctx->private_ctx)
466 rte_free(sched_ctx->private_ctx);
468 if (sched_ctx->ops.create_private_ctx) {
469 int ret = (*sched_ctx->ops.create_private_ctx)(dev);
472 CS_LOG_ERR("Unable to create scheduler private "
478 sched_ctx->mode = scheduler->mode;
484 rte_cryptodev_scheduler_slaves_get(uint8_t scheduler_id, uint8_t *slaves)
486 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
487 struct scheduler_ctx *sched_ctx;
488 uint32_t nb_slaves = 0;
491 CS_LOG_ERR("Operation not supported");
495 if (dev->driver_id != cryptodev_driver_id) {
496 CS_LOG_ERR("Operation not supported");
500 sched_ctx = dev->data->dev_private;
502 nb_slaves = sched_ctx->nb_slaves;
504 if (slaves && nb_slaves) {
507 for (i = 0; i < nb_slaves; i++)
508 slaves[i] = sched_ctx->slaves[i].dev_id;
511 return (int)nb_slaves;
515 rte_cryptodev_scheduler_option_set(uint8_t scheduler_id,
516 enum rte_cryptodev_schedule_option_type option_type,
519 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
520 struct scheduler_ctx *sched_ctx;
522 if (option_type == CDEV_SCHED_OPTION_NOT_SET ||
523 option_type >= CDEV_SCHED_OPTION_COUNT) {
524 CS_LOG_ERR("Invalid option parameter");
529 CS_LOG_ERR("Invalid option parameter");
533 if (dev->data->dev_started) {
534 CS_LOG_ERR("Illegal operation");
538 sched_ctx = dev->data->dev_private;
540 RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.option_set, -ENOTSUP);
542 return (*sched_ctx->ops.option_set)(dev, option_type, option);
546 rte_cryptodev_scheduler_option_get(uint8_t scheduler_id,
547 enum rte_cryptodev_schedule_option_type option_type,
550 struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(scheduler_id);
551 struct scheduler_ctx *sched_ctx;
554 CS_LOG_ERR("Operation not supported");
559 CS_LOG_ERR("Invalid option parameter");
563 if (dev->driver_id != cryptodev_driver_id) {
564 CS_LOG_ERR("Operation not supported");
568 sched_ctx = dev->data->dev_private;
570 RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.option_get, -ENOTSUP);
572 return (*sched_ctx->ops.option_get)(dev, option_type, option);