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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 uint8_t slaves[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
48 enum rte_cryptodev_scheduler_mode mode;
49 uint32_t enable_ordering;
52 #define RTE_CRYPTODEV_VDEV_NAME ("name")
53 #define RTE_CRYPTODEV_VDEV_SLAVE ("slave")
54 #define RTE_CRYPTODEV_VDEV_MODE ("mode")
55 #define RTE_CRYPTODEV_VDEV_ORDERING ("ordering")
56 #define RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG ("max_nb_queue_pairs")
57 #define RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG ("max_nb_sessions")
58 #define RTE_CRYPTODEV_VDEV_SOCKET_ID ("socket_id")
60 const char *scheduler_valid_params[] = {
61 RTE_CRYPTODEV_VDEV_NAME,
62 RTE_CRYPTODEV_VDEV_SLAVE,
63 RTE_CRYPTODEV_VDEV_MODE,
64 RTE_CRYPTODEV_VDEV_ORDERING,
65 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
66 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
67 RTE_CRYPTODEV_VDEV_SOCKET_ID
70 struct scheduler_parse_map {
75 const struct scheduler_parse_map scheduler_mode_map[] = {
76 {RTE_STR(SCHEDULER_MODE_NAME_ROUND_ROBIN),
77 CDEV_SCHED_MODE_ROUNDROBIN},
78 {RTE_STR(SCHEDULER_MODE_NAME_PKT_SIZE_DISTR),
79 CDEV_SCHED_MODE_PKT_SIZE_DISTR},
80 {RTE_STR(SCHEDULER_MODE_NAME_FAIL_OVER),
81 CDEV_SCHED_MODE_FAILOVER}
84 const struct scheduler_parse_map scheduler_ordering_map[] = {
90 attach_init_slaves(uint8_t scheduler_id,
91 const uint8_t *slaves, const uint8_t nb_slaves)
95 for (i = 0; i < nb_slaves; i++) {
96 struct rte_cryptodev *dev =
97 rte_cryptodev_pmd_get_dev(slaves[i]);
98 int status = rte_cryptodev_scheduler_slave_attach(
99 scheduler_id, slaves[i]);
101 if (status < 0 || !dev) {
102 CS_LOG_ERR("Failed to attach slave cryptodev "
107 RTE_LOG(INFO, PMD, " Attached Slave %s\n", dev->data->name);
114 cryptodev_scheduler_create(const char *name,
115 struct scheduler_init_params *init_params)
117 char crypto_dev_name[RTE_CRYPTODEV_NAME_MAX_LEN] = {0};
118 struct rte_cryptodev *dev;
119 struct scheduler_ctx *sched_ctx;
123 if (init_params->def_p.name[0] == '\0') {
124 ret = rte_cryptodev_pmd_create_dev_name(
126 RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD));
129 CS_LOG_ERR("failed to create unique name");
133 strncpy(crypto_dev_name, init_params->def_p.name,
134 RTE_CRYPTODEV_NAME_MAX_LEN - 1);
137 dev = rte_cryptodev_pmd_virtual_dev_init(crypto_dev_name,
138 sizeof(struct scheduler_ctx),
139 init_params->def_p.socket_id);
141 CS_LOG_ERR("driver %s: failed to create cryptodev vdev",
146 dev->dev_type = RTE_CRYPTODEV_SCHEDULER_PMD;
147 dev->dev_ops = rte_crypto_scheduler_pmd_ops;
149 sched_ctx = dev->data->dev_private;
150 sched_ctx->max_nb_queue_pairs =
151 init_params->def_p.max_nb_queue_pairs;
153 ret = attach_init_slaves(dev->data->dev_id, init_params->slaves,
154 init_params->nb_slaves);
156 rte_cryptodev_pmd_release_device(dev);
160 if (init_params->mode > CDEV_SCHED_MODE_USERDEFINED &&
161 init_params->mode < CDEV_SCHED_MODE_COUNT) {
162 ret = rte_cryptodev_scheduler_mode_set(dev->data->dev_id,
165 rte_cryptodev_pmd_release_device(dev);
169 for (i = 0; i < RTE_DIM(scheduler_mode_map); i++) {
170 if (scheduler_mode_map[i].val != sched_ctx->mode)
173 RTE_LOG(INFO, PMD, " Scheduling mode = %s\n",
174 scheduler_mode_map[i].name);
179 sched_ctx->reordering_enabled = init_params->enable_ordering;
181 for (i = 0; i < RTE_DIM(scheduler_ordering_map); i++) {
182 if (scheduler_ordering_map[i].val !=
183 sched_ctx->reordering_enabled)
186 RTE_LOG(INFO, PMD, " Packet ordering = %s\n",
187 scheduler_ordering_map[i].name);
196 cryptodev_scheduler_remove(struct rte_vdev_device *vdev)
199 struct rte_cryptodev *dev;
200 struct scheduler_ctx *sched_ctx;
205 name = rte_vdev_device_name(vdev);
206 dev = rte_cryptodev_pmd_get_named_dev(name);
210 sched_ctx = dev->data->dev_private;
212 if (sched_ctx->nb_slaves) {
215 for (i = 0; i < sched_ctx->nb_slaves; i++)
216 rte_cryptodev_scheduler_slave_detach(dev->data->dev_id,
217 sched_ctx->slaves[i].dev_id);
220 RTE_LOG(INFO, PMD, "Closing Crypto Scheduler device %s on numa "
221 "socket %u\n", name, rte_socket_id());
227 number_of_sockets(void)
231 const struct rte_memseg *ms = rte_eal_get_physmem_layout();
233 for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
234 if (sockets < ms[i].socket_id)
235 sockets = ms[i].socket_id;
238 /* Number of sockets = maximum socket_id + 1 */
242 /** Parse integer from integer argument */
244 parse_integer_arg(const char *key __rte_unused,
245 const char *value, void *extra_args)
247 int *i = (int *) extra_args;
251 CS_LOG_ERR("Argument has to be positive.\n");
260 parse_name_arg(const char *key __rte_unused,
261 const char *value, void *extra_args)
263 struct rte_crypto_vdev_init_params *params = extra_args;
265 if (strlen(value) >= RTE_CRYPTODEV_NAME_MAX_LEN - 1) {
266 CS_LOG_ERR("Invalid name %s, should be less than "
267 "%u bytes.\n", value,
268 RTE_CRYPTODEV_NAME_MAX_LEN - 1);
272 strncpy(params->name, value, RTE_CRYPTODEV_NAME_MAX_LEN);
279 parse_slave_arg(const char *key __rte_unused,
280 const char *value, void *extra_args)
282 struct scheduler_init_params *param = extra_args;
283 struct rte_cryptodev *dev =
284 rte_cryptodev_pmd_get_named_dev(value);
287 RTE_LOG(ERR, PMD, "Invalid slave name %s.\n", value);
291 if (param->nb_slaves >= RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES - 1) {
292 CS_LOG_ERR("Too many slaves.\n");
296 param->slaves[param->nb_slaves] = dev->data->dev_id;
303 parse_mode_arg(const char *key __rte_unused,
304 const char *value, void *extra_args)
306 struct scheduler_init_params *param = extra_args;
309 for (i = 0; i < RTE_DIM(scheduler_mode_map); i++) {
310 if (strcmp(value, scheduler_mode_map[i].name) == 0) {
311 param->mode = (enum rte_cryptodev_scheduler_mode)
312 scheduler_mode_map[i].val;
317 if (i == RTE_DIM(scheduler_mode_map)) {
318 CS_LOG_ERR("Unrecognized input.\n");
326 parse_ordering_arg(const char *key __rte_unused,
327 const char *value, void *extra_args)
329 struct scheduler_init_params *param = extra_args;
332 for (i = 0; i < RTE_DIM(scheduler_ordering_map); i++) {
333 if (strcmp(value, scheduler_ordering_map[i].name) == 0) {
334 param->enable_ordering =
335 scheduler_ordering_map[i].val;
340 if (i == RTE_DIM(scheduler_ordering_map)) {
341 CS_LOG_ERR("Unrecognized input.\n");
349 scheduler_parse_init_params(struct scheduler_init_params *params,
350 const char *input_args)
352 struct rte_kvargs *kvlist = NULL;
359 kvlist = rte_kvargs_parse(input_args,
360 scheduler_valid_params);
364 ret = rte_kvargs_process(kvlist,
365 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
367 ¶ms->def_p.max_nb_queue_pairs);
371 ret = rte_kvargs_process(kvlist,
372 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
374 ¶ms->def_p.max_nb_sessions);
378 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SOCKET_ID,
380 ¶ms->def_p.socket_id);
384 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_NAME,
390 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SLAVE,
391 &parse_slave_arg, params);
395 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_MODE,
396 &parse_mode_arg, params);
400 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_ORDERING,
401 &parse_ordering_arg, params);
405 if (params->def_p.socket_id >= number_of_sockets()) {
406 CDEV_LOG_ERR("Invalid socket id specified to create "
407 "the virtual crypto device on");
413 rte_kvargs_free(kvlist);
418 cryptodev_scheduler_probe(struct rte_vdev_device *vdev)
420 struct scheduler_init_params init_params = {
422 RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_QUEUE_PAIRS,
423 RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS,
429 .mode = CDEV_SCHED_MODE_NOT_SET,
433 scheduler_parse_init_params(&init_params,
434 rte_vdev_device_args(vdev));
436 RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n",
437 rte_vdev_device_name(vdev),
438 init_params.def_p.socket_id);
439 RTE_LOG(INFO, PMD, " Max number of queue pairs = %d\n",
440 init_params.def_p.max_nb_queue_pairs);
441 RTE_LOG(INFO, PMD, " Max number of sessions = %d\n",
442 init_params.def_p.max_nb_sessions);
443 if (init_params.def_p.name[0] != '\0')
444 RTE_LOG(INFO, PMD, " User defined name = %s\n",
445 init_params.def_p.name);
447 return cryptodev_scheduler_create(rte_vdev_device_name(vdev),
451 static struct rte_vdev_driver cryptodev_scheduler_pmd_drv = {
452 .probe = cryptodev_scheduler_probe,
453 .remove = cryptodev_scheduler_remove
456 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_SCHEDULER_PMD,
457 cryptodev_scheduler_pmd_drv);
458 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_SCHEDULER_PMD,
459 "max_nb_queue_pairs=<int> "
460 "max_nb_sessions=<int> "