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32 #include <rte_common.h>
33 #include <rte_hexdump.h>
34 #include <rte_cryptodev.h>
35 #include <rte_cryptodev_pmd.h>
37 #include <rte_malloc.h>
38 #include <rte_cpuflags.h>
39 #include <rte_reorder.h>
41 #include "rte_cryptodev_scheduler.h"
42 #include "scheduler_pmd_private.h"
44 struct scheduler_init_params {
45 struct rte_crypto_vdev_init_params def_p;
47 enum rte_cryptodev_scheduler_mode mode;
48 uint32_t enable_ordering;
49 char slave_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES]
50 [RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN];
53 #define RTE_CRYPTODEV_VDEV_NAME ("name")
54 #define RTE_CRYPTODEV_VDEV_SLAVE ("slave")
55 #define RTE_CRYPTODEV_VDEV_MODE ("mode")
56 #define RTE_CRYPTODEV_VDEV_ORDERING ("ordering")
57 #define RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG ("max_nb_queue_pairs")
58 #define RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG ("max_nb_sessions")
59 #define RTE_CRYPTODEV_VDEV_SOCKET_ID ("socket_id")
61 const char *scheduler_valid_params[] = {
62 RTE_CRYPTODEV_VDEV_NAME,
63 RTE_CRYPTODEV_VDEV_SLAVE,
64 RTE_CRYPTODEV_VDEV_MODE,
65 RTE_CRYPTODEV_VDEV_ORDERING,
66 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
67 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
68 RTE_CRYPTODEV_VDEV_SOCKET_ID
71 struct scheduler_parse_map {
76 const struct scheduler_parse_map scheduler_mode_map[] = {
77 {RTE_STR(SCHEDULER_MODE_NAME_ROUND_ROBIN),
78 CDEV_SCHED_MODE_ROUNDROBIN},
79 {RTE_STR(SCHEDULER_MODE_NAME_PKT_SIZE_DISTR),
80 CDEV_SCHED_MODE_PKT_SIZE_DISTR},
81 {RTE_STR(SCHEDULER_MODE_NAME_FAIL_OVER),
82 CDEV_SCHED_MODE_FAILOVER}
85 const struct scheduler_parse_map scheduler_ordering_map[] = {
91 cryptodev_scheduler_create(const char *name,
92 struct scheduler_init_params *init_params)
94 char crypto_dev_name[RTE_CRYPTODEV_NAME_MAX_LEN] = {0};
95 struct rte_cryptodev *dev;
96 struct scheduler_ctx *sched_ctx;
100 if (init_params->def_p.name[0] == '\0') {
101 ret = rte_cryptodev_pmd_create_dev_name(
103 RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD));
106 CS_LOG_ERR("failed to create unique name");
110 strncpy(crypto_dev_name, init_params->def_p.name,
111 RTE_CRYPTODEV_NAME_MAX_LEN - 1);
114 dev = rte_cryptodev_pmd_virtual_dev_init(crypto_dev_name,
115 sizeof(struct scheduler_ctx),
116 init_params->def_p.socket_id);
118 CS_LOG_ERR("driver %s: failed to create cryptodev vdev",
123 dev->dev_type = RTE_CRYPTODEV_SCHEDULER_PMD;
124 dev->dev_ops = rte_crypto_scheduler_pmd_ops;
126 sched_ctx = dev->data->dev_private;
127 sched_ctx->max_nb_queue_pairs =
128 init_params->def_p.max_nb_queue_pairs;
130 if (init_params->mode > CDEV_SCHED_MODE_USERDEFINED &&
131 init_params->mode < CDEV_SCHED_MODE_COUNT) {
132 ret = rte_cryptodev_scheduler_mode_set(dev->data->dev_id,
135 rte_cryptodev_pmd_release_device(dev);
139 for (i = 0; i < RTE_DIM(scheduler_mode_map); i++) {
140 if (scheduler_mode_map[i].val != sched_ctx->mode)
143 RTE_LOG(INFO, PMD, " Scheduling mode = %s\n",
144 scheduler_mode_map[i].name);
149 sched_ctx->reordering_enabled = init_params->enable_ordering;
151 for (i = 0; i < RTE_DIM(scheduler_ordering_map); i++) {
152 if (scheduler_ordering_map[i].val !=
153 sched_ctx->reordering_enabled)
156 RTE_LOG(INFO, PMD, " Packet ordering = %s\n",
157 scheduler_ordering_map[i].name);
162 for (i = 0; i < init_params->nb_slaves; i++) {
163 sched_ctx->init_slave_names[sched_ctx->nb_init_slaves] =
166 RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN, 0,
169 if (!sched_ctx->init_slave_names[
170 sched_ctx->nb_init_slaves]) {
171 CS_LOG_ERR("driver %s: Insufficient memory",
176 strncpy(sched_ctx->init_slave_names[
177 sched_ctx->nb_init_slaves],
178 init_params->slave_names[i],
179 RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN - 1);
181 sched_ctx->nb_init_slaves++;
188 cryptodev_scheduler_remove(struct rte_vdev_device *vdev)
191 struct rte_cryptodev *dev;
192 struct scheduler_ctx *sched_ctx;
197 name = rte_vdev_device_name(vdev);
198 dev = rte_cryptodev_pmd_get_named_dev(name);
202 sched_ctx = dev->data->dev_private;
204 if (sched_ctx->nb_slaves) {
207 for (i = 0; i < sched_ctx->nb_slaves; i++)
208 rte_cryptodev_scheduler_slave_detach(dev->data->dev_id,
209 sched_ctx->slaves[i].dev_id);
212 RTE_LOG(INFO, PMD, "Closing Crypto Scheduler device %s on numa "
213 "socket %u\n", name, rte_socket_id());
219 number_of_sockets(void)
223 const struct rte_memseg *ms = rte_eal_get_physmem_layout();
225 for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
226 if (sockets < ms[i].socket_id)
227 sockets = ms[i].socket_id;
230 /* Number of sockets = maximum socket_id + 1 */
234 /** Parse integer from integer argument */
236 parse_integer_arg(const char *key __rte_unused,
237 const char *value, void *extra_args)
239 int *i = (int *) extra_args;
243 CS_LOG_ERR("Argument has to be positive.\n");
252 parse_name_arg(const char *key __rte_unused,
253 const char *value, void *extra_args)
255 struct rte_crypto_vdev_init_params *params = extra_args;
257 if (strlen(value) >= RTE_CRYPTODEV_NAME_MAX_LEN - 1) {
258 CS_LOG_ERR("Invalid name %s, should be less than "
259 "%u bytes.\n", value,
260 RTE_CRYPTODEV_NAME_MAX_LEN - 1);
264 strncpy(params->name, value, RTE_CRYPTODEV_NAME_MAX_LEN);
271 parse_slave_arg(const char *key __rte_unused,
272 const char *value, void *extra_args)
274 struct scheduler_init_params *param = extra_args;
276 if (param->nb_slaves >= RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES - 1) {
277 CS_LOG_ERR("Too many slaves.\n");
281 strncpy(param->slave_names[param->nb_slaves++], value,
282 RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN - 1);
288 parse_mode_arg(const char *key __rte_unused,
289 const char *value, void *extra_args)
291 struct scheduler_init_params *param = extra_args;
294 for (i = 0; i < RTE_DIM(scheduler_mode_map); i++) {
295 if (strcmp(value, scheduler_mode_map[i].name) == 0) {
296 param->mode = (enum rte_cryptodev_scheduler_mode)
297 scheduler_mode_map[i].val;
302 if (i == RTE_DIM(scheduler_mode_map)) {
303 CS_LOG_ERR("Unrecognized input.\n");
311 parse_ordering_arg(const char *key __rte_unused,
312 const char *value, void *extra_args)
314 struct scheduler_init_params *param = extra_args;
317 for (i = 0; i < RTE_DIM(scheduler_ordering_map); i++) {
318 if (strcmp(value, scheduler_ordering_map[i].name) == 0) {
319 param->enable_ordering =
320 scheduler_ordering_map[i].val;
325 if (i == RTE_DIM(scheduler_ordering_map)) {
326 CS_LOG_ERR("Unrecognized input.\n");
334 scheduler_parse_init_params(struct scheduler_init_params *params,
335 const char *input_args)
337 struct rte_kvargs *kvlist = NULL;
344 kvlist = rte_kvargs_parse(input_args,
345 scheduler_valid_params);
349 ret = rte_kvargs_process(kvlist,
350 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
352 ¶ms->def_p.max_nb_queue_pairs);
356 ret = rte_kvargs_process(kvlist,
357 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
359 ¶ms->def_p.max_nb_sessions);
363 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SOCKET_ID,
365 ¶ms->def_p.socket_id);
369 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_NAME,
375 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SLAVE,
376 &parse_slave_arg, params);
380 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_MODE,
381 &parse_mode_arg, params);
385 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_ORDERING,
386 &parse_ordering_arg, params);
390 if (params->def_p.socket_id >= number_of_sockets()) {
391 CDEV_LOG_ERR("Invalid socket id specified to create "
392 "the virtual crypto device on");
398 rte_kvargs_free(kvlist);
403 cryptodev_scheduler_probe(struct rte_vdev_device *vdev)
405 struct scheduler_init_params init_params = {
407 RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_QUEUE_PAIRS,
408 RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS,
413 .mode = CDEV_SCHED_MODE_NOT_SET,
414 .enable_ordering = 0,
415 .slave_names = { {0} }
418 scheduler_parse_init_params(&init_params,
419 rte_vdev_device_args(vdev));
421 RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n",
422 rte_vdev_device_name(vdev),
423 init_params.def_p.socket_id);
424 RTE_LOG(INFO, PMD, " Max number of queue pairs = %d\n",
425 init_params.def_p.max_nb_queue_pairs);
426 RTE_LOG(INFO, PMD, " Max number of sessions = %d\n",
427 init_params.def_p.max_nb_sessions);
428 if (init_params.def_p.name[0] != '\0')
429 RTE_LOG(INFO, PMD, " User defined name = %s\n",
430 init_params.def_p.name);
432 return cryptodev_scheduler_create(rte_vdev_device_name(vdev),
436 static struct rte_vdev_driver cryptodev_scheduler_pmd_drv = {
437 .probe = cryptodev_scheduler_probe,
438 .remove = cryptodev_scheduler_remove
441 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_SCHEDULER_PMD,
442 cryptodev_scheduler_pmd_drv);
443 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_SCHEDULER_PMD,
444 "max_nb_queue_pairs=<int> "
445 "max_nb_sessions=<int> "