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Diffstat (limited to 'lib/librte_cryptodev/rte_cryptodev_pmd.c')
-rw-r--r--lib/librte_cryptodev/rte_cryptodev_pmd.c212
1 files changed, 82 insertions, 130 deletions
diff --git a/lib/librte_cryptodev/rte_cryptodev_pmd.c b/lib/librte_cryptodev/rte_cryptodev_pmd.c
index a57faadc..b4eeb448 100644
--- a/lib/librte_cryptodev/rte_cryptodev_pmd.c
+++ b/lib/librte_cryptodev/rte_cryptodev_pmd.c
@@ -32,84 +32,48 @@
#include <rte_malloc.h>
-#include "rte_cryptodev_vdev.h"
-#include "rte_cryptodev_pci.h"
#include "rte_cryptodev_pmd.h"
/**
* Parse name from argument
*/
static int
-rte_cryptodev_vdev_parse_name_arg(const char *key __rte_unused,
+rte_cryptodev_pmd_parse_name_arg(const char *key __rte_unused,
const char *value, void *extra_args)
{
- struct rte_crypto_vdev_init_params *params = extra_args;
+ struct rte_cryptodev_pmd_init_params *params = extra_args;
+ int n;
- if (strlen(value) >= RTE_CRYPTODEV_NAME_MAX_LEN - 1) {
- CDEV_LOG_ERR("Invalid name %s, should be less than "
- "%u bytes", value,
- RTE_CRYPTODEV_NAME_MAX_LEN - 1);
- return -1;
- }
-
- strncpy(params->name, value, RTE_CRYPTODEV_NAME_MAX_LEN);
+ n = snprintf(params->name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s", value);
+ if (n >= RTE_CRYPTODEV_NAME_MAX_LEN)
+ return -EINVAL;
return 0;
}
/**
- * Parse integer from argument
+ * Parse unsigned integer from argument
*/
static int
-rte_cryptodev_vdev_parse_integer_arg(const char *key __rte_unused,
+rte_cryptodev_pmd_parse_uint_arg(const char *key __rte_unused,
const char *value, void *extra_args)
{
- int *i = extra_args;
+ int i;
+ char *end;
+ errno = 0;
- *i = atoi(value);
- if (*i < 0) {
- CDEV_LOG_ERR("Argument has to be positive.");
- return -1;
- }
+ i = strtol(value, &end, 10);
+ if (*end != 0 || errno != 0 || i < 0)
+ return -EINVAL;
+ *((uint32_t *)extra_args) = i;
return 0;
}
-struct rte_cryptodev *
-rte_cryptodev_vdev_pmd_init(const char *name, size_t dev_private_size,
- int socket_id, struct rte_vdev_device *vdev)
-{
- struct rte_cryptodev *cryptodev;
-
- /* allocate device structure */
- cryptodev = rte_cryptodev_pmd_allocate(name, socket_id);
- if (cryptodev == NULL)
- return NULL;
-
- /* allocate private device structure */
- if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
- cryptodev->data->dev_private =
- rte_zmalloc_socket("cryptodev device private",
- dev_private_size,
- RTE_CACHE_LINE_SIZE,
- socket_id);
-
- if (cryptodev->data->dev_private == NULL)
- rte_panic("Cannot allocate memzone for private device"
- " data");
- }
-
- cryptodev->device = &vdev->device;
-
- /* initialise user call-back tail queue */
- TAILQ_INIT(&(cryptodev->link_intr_cbs));
-
- return cryptodev;
-}
-
int
-rte_cryptodev_vdev_parse_init_params(struct rte_crypto_vdev_init_params *params,
- const char *input_args)
+rte_cryptodev_pmd_parse_input_args(
+ struct rte_cryptodev_pmd_init_params *params,
+ const char *args)
{
struct rte_kvargs *kvlist = NULL;
int ret = 0;
@@ -117,35 +81,36 @@ rte_cryptodev_vdev_parse_init_params(struct rte_crypto_vdev_init_params *params,
if (params == NULL)
return -EINVAL;
- if (input_args) {
- kvlist = rte_kvargs_parse(input_args,
- cryptodev_vdev_valid_params);
+ if (args) {
+ kvlist = rte_kvargs_parse(args, cryptodev_pmd_valid_params);
if (kvlist == NULL)
- return -1;
+ return -EINVAL;
ret = rte_kvargs_process(kvlist,
- RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG,
- &rte_cryptodev_vdev_parse_integer_arg,
- &params->max_nb_queue_pairs);
+ RTE_CRYPTODEV_PMD_MAX_NB_QP_ARG,
+ &rte_cryptodev_pmd_parse_uint_arg,
+ &params->max_nb_queue_pairs);
if (ret < 0)
goto free_kvlist;
ret = rte_kvargs_process(kvlist,
- RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG,
- &rte_cryptodev_vdev_parse_integer_arg,
- &params->max_nb_sessions);
+ RTE_CRYPTODEV_PMD_MAX_NB_SESS_ARG,
+ &rte_cryptodev_pmd_parse_uint_arg,
+ &params->max_nb_sessions);
if (ret < 0)
goto free_kvlist;
- ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SOCKET_ID,
- &rte_cryptodev_vdev_parse_integer_arg,
- &params->socket_id);
+ ret = rte_kvargs_process(kvlist,
+ RTE_CRYPTODEV_PMD_SOCKET_ID_ARG,
+ &rte_cryptodev_pmd_parse_uint_arg,
+ &params->socket_id);
if (ret < 0)
goto free_kvlist;
- ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_NAME,
- &rte_cryptodev_vdev_parse_name_arg,
- params);
+ ret = rte_kvargs_process(kvlist,
+ RTE_CRYPTODEV_PMD_NAME_ARG,
+ &rte_cryptodev_pmd_parse_name_arg,
+ params);
if (ret < 0)
goto free_kvlist;
}
@@ -155,93 +120,80 @@ free_kvlist:
return ret;
}
-int
-rte_cryptodev_pci_generic_probe(struct rte_pci_device *pci_dev,
- size_t private_data_size,
- cryptodev_pci_init_t dev_init)
+struct rte_cryptodev *
+rte_cryptodev_pmd_create(const char *name,
+ struct rte_device *device,
+ struct rte_cryptodev_pmd_init_params *params)
{
struct rte_cryptodev *cryptodev;
- char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
+ if (params->name[0] != '\0') {
+ CDEV_LOG_INFO("[%s] User specified device name = %s\n",
+ device->driver->name, params->name);
+ name = params->name;
+ }
- int retval;
+ CDEV_LOG_INFO("[%s] - Creating cryptodev %s\n",
+ device->driver->name, name);
- rte_pci_device_name(&pci_dev->addr, cryptodev_name,
- sizeof(cryptodev_name));
+ CDEV_LOG_INFO("[%s] - Initialisation parameters - name: %s,"
+ "socket id: %d, max queue pairs: %u, max sessions: %u",
+ device->driver->name, name,
+ params->socket_id, params->max_nb_queue_pairs,
+ params->max_nb_sessions);
- cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, rte_socket_id());
- if (cryptodev == NULL)
- return -ENOMEM;
+ /* allocate device structure */
+ cryptodev = rte_cryptodev_pmd_allocate(name, params->socket_id);
+ if (cryptodev == NULL) {
+ CDEV_LOG_ERR("[%s] Failed to allocate crypto device for %s",
+ device->driver->name, name);
+ return NULL;
+ }
+ /* allocate private device structure */
if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
cryptodev->data->dev_private =
- rte_zmalloc_socket(
- "cryptodev private structure",
- private_data_size,
+ rte_zmalloc_socket("cryptodev device private",
+ params->private_data_size,
RTE_CACHE_LINE_SIZE,
- rte_socket_id());
+ params->socket_id);
+
+ if (cryptodev->data->dev_private == NULL) {
+ CDEV_LOG_ERR("[%s] Cannot allocate memory for "
+ "cryptodev %s private data",
+ device->driver->name, name);
- if (cryptodev->data->dev_private == NULL)
- rte_panic("Cannot allocate memzone for private "
- "device data");
+ rte_cryptodev_pmd_release_device(cryptodev);
+ return NULL;
+ }
}
- cryptodev->device = &pci_dev->device;
+ cryptodev->device = device;
- /* init user callbacks */
+ /* initialise user call-back tail queue */
TAILQ_INIT(&(cryptodev->link_intr_cbs));
- /* Invoke PMD device initialization function */
- RTE_FUNC_PTR_OR_ERR_RET(*dev_init, -EINVAL);
- retval = dev_init(cryptodev);
- if (retval == 0)
- return 0;
-
- CDEV_LOG_ERR("driver %s: crypto_dev_init(vendor_id=0x%x device_id=0x%x)"
- " failed", pci_dev->device.driver->name,
- (unsigned int) pci_dev->id.vendor_id,
- (unsigned int) pci_dev->id.device_id);
-
- if (rte_eal_process_type() == RTE_PROC_PRIMARY)
- rte_free(cryptodev->data->dev_private);
-
- /* free crypto device */
- rte_cryptodev_pmd_release_device(cryptodev);
-
- return -ENXIO;
+ return cryptodev;
}
int
-rte_cryptodev_pci_generic_remove(struct rte_pci_device *pci_dev,
- cryptodev_pci_uninit_t dev_uninit)
+rte_cryptodev_pmd_destroy(struct rte_cryptodev *cryptodev)
{
- struct rte_cryptodev *cryptodev;
- char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
- int ret;
-
- if (pci_dev == NULL)
- return -EINVAL;
-
- rte_pci_device_name(&pci_dev->addr, cryptodev_name,
- sizeof(cryptodev_name));
-
- cryptodev = rte_cryptodev_pmd_get_named_dev(cryptodev_name);
- if (cryptodev == NULL)
- return -ENODEV;
+ int retval;
- /* Invoke PMD device uninit function */
- if (dev_uninit) {
- ret = dev_uninit(cryptodev);
- if (ret)
- return ret;
- }
+ CDEV_LOG_INFO("[%s] Closing crypto device %s",
+ cryptodev->device->driver->name,
+ cryptodev->device->name);
/* free crypto device */
- rte_cryptodev_pmd_release_device(cryptodev);
+ retval = rte_cryptodev_pmd_release_device(cryptodev);
+ if (retval)
+ return retval;
if (rte_eal_process_type() == RTE_PROC_PRIMARY)
rte_free(cryptodev->data->dev_private);
+
cryptodev->device = NULL;
cryptodev->data = NULL;