struct scheduler_init_params {
struct rte_crypto_vdev_init_params def_p;
uint32_t nb_slaves;
- uint8_t slaves[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
+ enum rte_cryptodev_scheduler_mode mode;
+ uint32_t enable_ordering;
+ char slave_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES]
+ [RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN];
};
-#define RTE_CRYPTODEV_VDEV_NAME ("name")
-#define RTE_CRYPTODEV_VDEV_SLAVE ("slave")
+#define RTE_CRYPTODEV_VDEV_NAME ("name")
+#define RTE_CRYPTODEV_VDEV_SLAVE ("slave")
+#define RTE_CRYPTODEV_VDEV_MODE ("mode")
+#define RTE_CRYPTODEV_VDEV_ORDERING ("ordering")
#define RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG ("max_nb_queue_pairs")
#define RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG ("max_nb_sessions")
#define RTE_CRYPTODEV_VDEV_SOCKET_ID ("socket_id")
const char *scheduler_valid_params[] = {
RTE_CRYPTODEV_VDEV_NAME,
RTE_CRYPTODEV_VDEV_SLAVE,
+ RTE_CRYPTODEV_VDEV_MODE,
+ RTE_CRYPTODEV_VDEV_ORDERING,
RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
RTE_CRYPTODEV_VDEV_SOCKET_ID
};
-static int
-attach_init_slaves(uint8_t scheduler_id,
- const uint8_t *slaves, const uint8_t nb_slaves)
-{
- uint8_t i;
-
- for (i = 0; i < nb_slaves; i++) {
- struct rte_cryptodev *dev =
- rte_cryptodev_pmd_get_dev(slaves[i]);
- int status = rte_cryptodev_scheduler_slave_attach(
- scheduler_id, slaves[i]);
-
- if (status < 0 || !dev) {
- CS_LOG_ERR("Failed to attach slave cryptodev "
- "%u.\n", slaves[i]);
- return status;
- }
+struct scheduler_parse_map {
+ const char *name;
+ uint32_t val;
+};
- RTE_LOG(INFO, PMD, " Attached slave cryptodev %s\n",
- dev->data->name);
- }
+const struct scheduler_parse_map scheduler_mode_map[] = {
+ {RTE_STR(SCHEDULER_MODE_NAME_ROUND_ROBIN),
+ CDEV_SCHED_MODE_ROUNDROBIN},
+ {RTE_STR(SCHEDULER_MODE_NAME_PKT_SIZE_DISTR),
+ CDEV_SCHED_MODE_PKT_SIZE_DISTR},
+ {RTE_STR(SCHEDULER_MODE_NAME_FAIL_OVER),
+ CDEV_SCHED_MODE_FAILOVER}
+};
- return 0;
-}
+const struct scheduler_parse_map scheduler_ordering_map[] = {
+ {"enable", 1},
+ {"disable", 0}
+};
static int
cryptodev_scheduler_create(const char *name,
struct scheduler_init_params *init_params)
{
- char crypto_dev_name[RTE_CRYPTODEV_NAME_MAX_LEN] = {0};
struct rte_cryptodev *dev;
struct scheduler_ctx *sched_ctx;
+ uint32_t i;
+ int ret;
- if (init_params->def_p.name[0] == '\0') {
- int ret = rte_cryptodev_pmd_create_dev_name(
- crypto_dev_name,
- RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD));
-
- if (ret < 0) {
- CS_LOG_ERR("failed to create unique name");
- return ret;
- }
- } else {
- strncpy(crypto_dev_name, init_params->def_p.name,
- RTE_CRYPTODEV_NAME_MAX_LEN - 1);
- }
+ if (init_params->def_p.name[0] == '\0')
+ snprintf(init_params->def_p.name,
+ sizeof(init_params->def_p.name),
+ "%s", name);
- dev = rte_cryptodev_pmd_virtual_dev_init(crypto_dev_name,
+ dev = rte_cryptodev_pmd_virtual_dev_init(init_params->def_p.name,
sizeof(struct scheduler_ctx),
init_params->def_p.socket_id);
if (dev == NULL) {
sched_ctx->max_nb_queue_pairs =
init_params->def_p.max_nb_queue_pairs;
- return attach_init_slaves(dev->data->dev_id, init_params->slaves,
- init_params->nb_slaves);
+ if (init_params->mode > CDEV_SCHED_MODE_USERDEFINED &&
+ init_params->mode < CDEV_SCHED_MODE_COUNT) {
+ ret = rte_cryptodev_scheduler_mode_set(dev->data->dev_id,
+ init_params->mode);
+ if (ret < 0) {
+ rte_cryptodev_pmd_release_device(dev);
+ return ret;
+ }
+
+ for (i = 0; i < RTE_DIM(scheduler_mode_map); i++) {
+ if (scheduler_mode_map[i].val != sched_ctx->mode)
+ continue;
+
+ RTE_LOG(INFO, PMD, " Scheduling mode = %s\n",
+ scheduler_mode_map[i].name);
+ break;
+ }
+ }
+
+ sched_ctx->reordering_enabled = init_params->enable_ordering;
+
+ for (i = 0; i < RTE_DIM(scheduler_ordering_map); i++) {
+ if (scheduler_ordering_map[i].val !=
+ sched_ctx->reordering_enabled)
+ continue;
+
+ RTE_LOG(INFO, PMD, " Packet ordering = %s\n",
+ scheduler_ordering_map[i].name);
+
+ break;
+ }
+
+ for (i = 0; i < init_params->nb_slaves; i++) {
+ sched_ctx->init_slave_names[sched_ctx->nb_init_slaves] =
+ rte_zmalloc_socket(
+ NULL,
+ RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN, 0,
+ SOCKET_ID_ANY);
+
+ if (!sched_ctx->init_slave_names[
+ sched_ctx->nb_init_slaves]) {
+ CS_LOG_ERR("driver %s: Insufficient memory",
+ name);
+ return -ENOMEM;
+ }
+
+ strncpy(sched_ctx->init_slave_names[
+ sched_ctx->nb_init_slaves],
+ init_params->slave_names[i],
+ RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN - 1);
+
+ sched_ctx->nb_init_slaves++;
+ }
+
+ /*
+ * Initialize capabilities structure as an empty structure,
+ * in case device information is requested when no slaves are attached
+ */
+ sched_ctx->capabilities = rte_zmalloc_socket(NULL,
+ sizeof(struct rte_cryptodev_capabilities),
+ 0, SOCKET_ID_ANY);
+
+ if (!sched_ctx->capabilities) {
+ RTE_LOG(ERR, PMD, "Not enough memory for capability "
+ "information\n");
+ return -ENOMEM;
+ }
+
+ return 0;
}
static int
-cryptodev_scheduler_remove(const char *name)
+cryptodev_scheduler_remove(struct rte_vdev_device *vdev)
{
+ const char *name;
struct rte_cryptodev *dev;
struct scheduler_ctx *sched_ctx;
- if (name == NULL)
+ if (vdev == NULL)
return -EINVAL;
+ name = rte_vdev_device_name(vdev);
dev = rte_cryptodev_pmd_get_named_dev(name);
if (dev == NULL)
return -EINVAL;
*i = atoi(value);
if (*i < 0) {
CS_LOG_ERR("Argument has to be positive.\n");
- return -1;
+ return -EINVAL;
}
return 0;
CS_LOG_ERR("Invalid name %s, should be less than "
"%u bytes.\n", value,
RTE_CRYPTODEV_NAME_MAX_LEN - 1);
- return -1;
+ return -EINVAL;
}
strncpy(params->name, value, RTE_CRYPTODEV_NAME_MAX_LEN);
const char *value, void *extra_args)
{
struct scheduler_init_params *param = extra_args;
- struct rte_cryptodev *dev =
- rte_cryptodev_pmd_get_named_dev(value);
-
- if (!dev) {
- RTE_LOG(ERR, PMD, "Invalid slave name %s.\n", value);
- return -1;
- }
if (param->nb_slaves >= RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES - 1) {
CS_LOG_ERR("Too many slaves.\n");
- return -1;
+ return -ENOMEM;
+ }
+
+ strncpy(param->slave_names[param->nb_slaves++], value,
+ RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN - 1);
+
+ return 0;
+}
+
+static int
+parse_mode_arg(const char *key __rte_unused,
+ const char *value, void *extra_args)
+{
+ struct scheduler_init_params *param = extra_args;
+ uint32_t i;
+
+ for (i = 0; i < RTE_DIM(scheduler_mode_map); i++) {
+ if (strcmp(value, scheduler_mode_map[i].name) == 0) {
+ param->mode = (enum rte_cryptodev_scheduler_mode)
+ scheduler_mode_map[i].val;
+ break;
+ }
}
- param->slaves[param->nb_slaves] = dev->data->dev_id;
- param->nb_slaves++;
+ if (i == RTE_DIM(scheduler_mode_map)) {
+ CS_LOG_ERR("Unrecognized input.\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int
+parse_ordering_arg(const char *key __rte_unused,
+ const char *value, void *extra_args)
+{
+ struct scheduler_init_params *param = extra_args;
+ uint32_t i;
+
+ for (i = 0; i < RTE_DIM(scheduler_ordering_map); i++) {
+ if (strcmp(value, scheduler_ordering_map[i].name) == 0) {
+ param->enable_ordering =
+ scheduler_ordering_map[i].val;
+ break;
+ }
+ }
+
+ if (i == RTE_DIM(scheduler_ordering_map)) {
+ CS_LOG_ERR("Unrecognized input.\n");
+ return -EINVAL;
+ }
return 0;
}
if (ret < 0)
goto free_kvlist;
+ ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_MODE,
+ &parse_mode_arg, params);
+ if (ret < 0)
+ goto free_kvlist;
+
+ ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_ORDERING,
+ &parse_ordering_arg, params);
+ if (ret < 0)
+ goto free_kvlist;
+
if (params->def_p.socket_id >= number_of_sockets()) {
CDEV_LOG_ERR("Invalid socket id specified to create "
"the virtual crypto device on");
}
static int
-cryptodev_scheduler_probe(const char *name, const char *input_args)
+cryptodev_scheduler_probe(struct rte_vdev_device *vdev)
{
struct scheduler_init_params init_params = {
.def_p = {
""
},
.nb_slaves = 0,
- .slaves = {0}
+ .mode = CDEV_SCHED_MODE_NOT_SET,
+ .enable_ordering = 0,
+ .slave_names = { {0} }
};
+ const char *name;
+
+ name = rte_vdev_device_name(vdev);
+ if (name == NULL)
+ return -EINVAL;
- scheduler_parse_init_params(&init_params, input_args);
+ scheduler_parse_init_params(&init_params,
+ rte_vdev_device_args(vdev));
- RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n", name,
+ RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n",
+ name,
init_params.def_p.socket_id);
RTE_LOG(INFO, PMD, " Max number of queue pairs = %d\n",
init_params.def_p.max_nb_queue_pairs);
RTE_LOG(INFO, PMD, " User defined name = %s\n",
init_params.def_p.name);
- return cryptodev_scheduler_create(name, &init_params);
+ return cryptodev_scheduler_create(name,
+ &init_params);
}
static struct rte_vdev_driver cryptodev_scheduler_pmd_drv = {