#include <rte_hexdump.h>
#include <rte_cryptodev.h>
#include <rte_cryptodev_pmd.h>
+#include <rte_cryptodev_vdev.h>
#include <rte_vdev.h>
#include <rte_malloc.h>
#include <rte_cpuflags.h>
#include "rte_cryptodev_scheduler.h"
#include "scheduler_pmd_private.h"
+uint8_t cryptodev_driver_id;
+
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;
+ uint64_t wcmask;
+ 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_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")
+#define RTE_CRYPTODEV_VDEV_COREMASK ("coremask")
+#define RTE_CRYPTODEV_VDEV_CORELIST ("corelist")
const char *scheduler_valid_params[] = {
RTE_CRYPTODEV_VDEV_NAME,
RTE_CRYPTODEV_VDEV_ORDERING,
RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
- RTE_CRYPTODEV_VDEV_SOCKET_ID
+ RTE_CRYPTODEV_VDEV_SOCKET_ID,
+ RTE_CRYPTODEV_VDEV_COREMASK,
+ RTE_CRYPTODEV_VDEV_CORELIST
};
struct scheduler_parse_map {
{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}
+ CDEV_SCHED_MODE_FAILOVER},
+ {RTE_STR(SCHEDULER_MODE_NAME_MULTI_CORE),
+ CDEV_SCHED_MODE_MULTICORE}
};
const struct scheduler_parse_map scheduler_ordering_map[] = {
{"disable", 0}
};
-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;
- }
-
- RTE_LOG(INFO, PMD, " Attached Slave %s\n", dev->data->name);
- }
-
- return 0;
-}
-
static int
cryptodev_scheduler_create(const char *name,
- struct scheduler_init_params *init_params)
+ struct rte_vdev_device *vdev,
+ 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') {
- ret = rte_cryptodev_pmd_create_dev_name(
- crypto_dev_name,
- RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD));
+ if (init_params->def_p.name[0] == '\0')
+ snprintf(init_params->def_p.name,
+ sizeof(init_params->def_p.name),
+ "%s", name);
- 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);
- }
-
- dev = rte_cryptodev_pmd_virtual_dev_init(crypto_dev_name,
+ dev = rte_cryptodev_vdev_pmd_init(init_params->def_p.name,
sizeof(struct scheduler_ctx),
- init_params->def_p.socket_id);
+ init_params->def_p.socket_id,
+ vdev);
if (dev == NULL) {
CS_LOG_ERR("driver %s: failed to create cryptodev vdev",
name);
return -EFAULT;
}
- dev->dev_type = RTE_CRYPTODEV_SCHEDULER_PMD;
+ dev->driver_id = cryptodev_driver_id;
dev->dev_ops = rte_crypto_scheduler_pmd_ops;
sched_ctx = dev->data->dev_private;
sched_ctx->max_nb_queue_pairs =
init_params->def_p.max_nb_queue_pairs;
- ret = attach_init_slaves(dev->data->dev_id, init_params->slaves,
- init_params->nb_slaves);
- if (ret < 0) {
- rte_cryptodev_pmd_release_device(dev);
- return ret;
+ if (init_params->mode == CDEV_SCHED_MODE_MULTICORE) {
+ uint16_t i;
+
+ sched_ctx->nb_wc = 0;
+
+ for (i = 0; i < RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKER_CORES; i++) {
+ if (init_params->wcmask & (1ULL << i)) {
+ sched_ctx->wc_pool[sched_ctx->nb_wc++] = i;
+ RTE_LOG(INFO, PMD,
+ " Worker core[%u]=%u added\n",
+ sched_ctx->nb_wc-1, i);
+ }
+ }
}
if (init_params->mode > CDEV_SCHED_MODE_USERDEFINED &&
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;
}
return 0;
}
-static uint8_t
-number_of_sockets(void)
-{
- int sockets = 0;
- int i;
- const struct rte_memseg *ms = rte_eal_get_physmem_layout();
-
- for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
- if (sockets < ms[i].socket_id)
- sockets = ms[i].socket_id;
- }
-
- /* Number of sockets = maximum socket_id + 1 */
- return ++sockets;
-}
-
/** Parse integer from integer argument */
static int
parse_integer_arg(const char *key __rte_unused,
return 0;
}
+/** Parse integer from hexadecimal integer argument */
+static int
+parse_coremask_arg(const char *key __rte_unused,
+ const char *value, void *extra_args)
+{
+ struct scheduler_init_params *params = extra_args;
+
+ params->wcmask = strtoull(value, NULL, 16);
+
+ return 0;
+}
+
+/** Parse integer from list of integers argument */
+static int
+parse_corelist_arg(const char *key __rte_unused,
+ const char *value, void *extra_args)
+{
+ struct scheduler_init_params *params = extra_args;
+
+ params->wcmask = 0ULL;
+
+ const char *token = value;
+
+ while (isdigit(token[0])) {
+ char *rval;
+ unsigned int core = strtoul(token, &rval, 10);
+
+ params->wcmask |= 1ULL << core;
+ token = (const char *)rval;
+ if (token[0] == '\0')
+ break;
+ token++;
+ }
+
+ return 0;
+}
+
/** Parse name */
static int
parse_name_arg(const char *key __rte_unused,
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 -EINVAL;
- }
-
- if (param->nb_slaves >= RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES - 1) {
+ if (param->nb_slaves >= RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES) {
CS_LOG_ERR("Too many slaves.\n");
return -ENOMEM;
}
- param->slaves[param->nb_slaves] = dev->data->dev_id;
- param->nb_slaves++;
+ strncpy(param->slave_names[param->nb_slaves++], value,
+ RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN - 1);
return 0;
}
if (ret < 0)
goto free_kvlist;
+ ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_COREMASK,
+ &parse_coremask_arg,
+ params);
+ if (ret < 0)
+ goto free_kvlist;
+
+ ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_CORELIST,
+ &parse_corelist_arg,
+ params);
+ if (ret < 0)
+ goto free_kvlist;
+
ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_NAME,
&parse_name_arg,
¶ms->def_p);
&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");
- goto free_kvlist;
- }
}
free_kvlist:
""
},
.nb_slaves = 0,
- .slaves = {0},
.mode = CDEV_SCHED_MODE_NOT_SET,
- .enable_ordering = 0
+ .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,
rte_vdev_device_args(vdev));
RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n",
- rte_vdev_device_name(vdev),
+ 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);
if (init_params.def_p.name[0] != '\0')
RTE_LOG(INFO, PMD, " User defined name = %s\n",
init_params.def_p.name);
+ if (init_params.wcmask != 0)
+ RTE_LOG(INFO, PMD, " workers core mask = %"PRIx64"\n",
+ init_params.wcmask);
- return cryptodev_scheduler_create(rte_vdev_device_name(vdev),
- &init_params);
+ return cryptodev_scheduler_create(name,
+ vdev,
+ &init_params);
}
static struct rte_vdev_driver cryptodev_scheduler_pmd_drv = {
.remove = cryptodev_scheduler_remove
};
+static struct cryptodev_driver scheduler_crypto_drv;
+
RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_SCHEDULER_PMD,
cryptodev_scheduler_pmd_drv);
RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_SCHEDULER_PMD,
"max_nb_sessions=<int> "
"socket_id=<int> "
"slave=<name>");
+RTE_PMD_REGISTER_CRYPTO_DRIVER(scheduler_crypto_drv,
+ cryptodev_scheduler_pmd_drv,
+ cryptodev_driver_id);