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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[MAX_SLAVES_NUM];
50 #define RTE_CRYPTODEV_VDEV_NAME ("name")
51 #define RTE_CRYPTODEV_VDEV_SLAVE ("slave")
52 #define RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG ("max_nb_queue_pairs")
53 #define RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG ("max_nb_sessions")
54 #define RTE_CRYPTODEV_VDEV_SOCKET_ID ("socket_id")
56 const char *scheduler_valid_params[] = {
57 RTE_CRYPTODEV_VDEV_NAME,
58 RTE_CRYPTODEV_VDEV_SLAVE,
59 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
60 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
61 RTE_CRYPTODEV_VDEV_SOCKET_ID
65 attach_init_slaves(uint8_t scheduler_id,
66 const uint8_t *slaves, const uint8_t nb_slaves)
70 for (i = 0; i < nb_slaves; i++) {
71 struct rte_cryptodev *dev =
72 rte_cryptodev_pmd_get_dev(slaves[i]);
73 int status = rte_cryptodev_scheduler_slave_attach(
74 scheduler_id, slaves[i]);
76 if (status < 0 || !dev) {
77 CS_LOG_ERR("Failed to attach slave cryptodev "
82 RTE_LOG(INFO, PMD, " Attached slave cryptodev %s\n",
90 cryptodev_scheduler_create(const char *name,
91 struct scheduler_init_params *init_params)
93 char crypto_dev_name[RTE_CRYPTODEV_NAME_MAX_LEN] = {0};
94 struct rte_cryptodev *dev;
95 struct scheduler_ctx *sched_ctx;
97 if (init_params->def_p.name[0] == '\0') {
98 int ret = rte_cryptodev_pmd_create_dev_name(
100 RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD));
103 CS_LOG_ERR("failed to create unique name");
107 strncpy(crypto_dev_name, init_params->def_p.name,
108 RTE_CRYPTODEV_NAME_MAX_LEN - 1);
111 dev = rte_cryptodev_pmd_virtual_dev_init(crypto_dev_name,
112 sizeof(struct scheduler_ctx),
113 init_params->def_p.socket_id);
115 CS_LOG_ERR("driver %s: failed to create cryptodev vdev",
120 dev->dev_type = RTE_CRYPTODEV_SCHEDULER_PMD;
121 dev->dev_ops = rte_crypto_scheduler_pmd_ops;
123 sched_ctx = dev->data->dev_private;
124 sched_ctx->max_nb_queue_pairs =
125 init_params->def_p.max_nb_queue_pairs;
127 return attach_init_slaves(dev->data->dev_id, init_params->slaves,
128 init_params->nb_slaves);
132 cryptodev_scheduler_remove(const char *name)
134 struct rte_cryptodev *dev;
135 struct scheduler_ctx *sched_ctx;
140 dev = rte_cryptodev_pmd_get_named_dev(name);
144 sched_ctx = dev->data->dev_private;
146 if (sched_ctx->nb_slaves) {
149 for (i = 0; i < sched_ctx->nb_slaves; i++)
150 rte_cryptodev_scheduler_slave_detach(dev->data->dev_id,
151 sched_ctx->slaves[i].dev_id);
154 RTE_LOG(INFO, PMD, "Closing Crypto Scheduler device %s on numa "
155 "socket %u\n", name, rte_socket_id());
161 number_of_sockets(void)
165 const struct rte_memseg *ms = rte_eal_get_physmem_layout();
167 for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
168 if (sockets < ms[i].socket_id)
169 sockets = ms[i].socket_id;
172 /* Number of sockets = maximum socket_id + 1 */
176 /** Parse integer from integer argument */
178 parse_integer_arg(const char *key __rte_unused,
179 const char *value, void *extra_args)
181 int *i = (int *) extra_args;
185 CS_LOG_ERR("Argument has to be positive.\n");
194 parse_name_arg(const char *key __rte_unused,
195 const char *value, void *extra_args)
197 struct rte_crypto_vdev_init_params *params = extra_args;
199 if (strlen(value) >= RTE_CRYPTODEV_NAME_MAX_LEN - 1) {
200 CS_LOG_ERR("Invalid name %s, should be less than "
201 "%u bytes.\n", value,
202 RTE_CRYPTODEV_NAME_MAX_LEN - 1);
206 strncpy(params->name, value, RTE_CRYPTODEV_NAME_MAX_LEN);
213 parse_slave_arg(const char *key __rte_unused,
214 const char *value, void *extra_args)
216 struct scheduler_init_params *param = extra_args;
217 struct rte_cryptodev *dev =
218 rte_cryptodev_pmd_get_named_dev(value);
221 RTE_LOG(ERR, PMD, "Invalid slave name %s.\n", value);
225 if (param->nb_slaves >= MAX_SLAVES_NUM - 1) {
226 CS_LOG_ERR("Too many slaves.\n");
230 param->slaves[param->nb_slaves] = dev->data->dev_id;
237 scheduler_parse_init_params(struct scheduler_init_params *params,
238 const char *input_args)
240 struct rte_kvargs *kvlist = NULL;
247 kvlist = rte_kvargs_parse(input_args,
248 scheduler_valid_params);
252 ret = rte_kvargs_process(kvlist,
253 RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
255 ¶ms->def_p.max_nb_queue_pairs);
259 ret = rte_kvargs_process(kvlist,
260 RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
262 ¶ms->def_p.max_nb_sessions);
266 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SOCKET_ID,
268 ¶ms->def_p.socket_id);
272 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_NAME,
278 ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SLAVE,
279 &parse_slave_arg, params);
283 if (params->def_p.socket_id >= number_of_sockets()) {
284 CDEV_LOG_ERR("Invalid socket id specified to create "
285 "the virtual crypto device on");
291 rte_kvargs_free(kvlist);
296 cryptodev_scheduler_probe(const char *name, const char *input_args)
298 struct scheduler_init_params init_params = {
300 RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_QUEUE_PAIRS,
301 RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS,
309 scheduler_parse_init_params(&init_params, input_args);
311 RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n", name,
312 init_params.def_p.socket_id);
313 RTE_LOG(INFO, PMD, " Max number of queue pairs = %d\n",
314 init_params.def_p.max_nb_queue_pairs);
315 RTE_LOG(INFO, PMD, " Max number of sessions = %d\n",
316 init_params.def_p.max_nb_sessions);
317 if (init_params.def_p.name[0] != '\0')
318 RTE_LOG(INFO, PMD, " User defined name = %s\n",
319 init_params.def_p.name);
321 return cryptodev_scheduler_create(name, &init_params);
324 static struct rte_vdev_driver cryptodev_scheduler_pmd_drv = {
325 .probe = cryptodev_scheduler_probe,
326 .remove = cryptodev_scheduler_remove
329 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_SCHEDULER_PMD,
330 cryptodev_scheduler_pmd_drv);
331 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_SCHEDULER_PMD,
332 "max_nb_queue_pairs=<int> "
333 "max_nb_sessions=<int> "