1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Intel Corporation
5 #include <rte_malloc.h>
7 #include "rte_cryptodev_pmd.h"
10 * Parse name from argument
13 rte_cryptodev_pmd_parse_name_arg(const char *key __rte_unused,
14 const char *value, void *extra_args)
16 struct rte_cryptodev_pmd_init_params *params = extra_args;
19 n = snprintf(params->name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s", value);
20 if (n >= RTE_CRYPTODEV_NAME_MAX_LEN)
27 * Parse unsigned integer from argument
30 rte_cryptodev_pmd_parse_uint_arg(const char *key __rte_unused,
31 const char *value, void *extra_args)
37 i = strtol(value, &end, 10);
38 if (*end != 0 || errno != 0 || i < 0)
41 *((uint32_t *)extra_args) = i;
46 rte_cryptodev_pmd_parse_input_args(
47 struct rte_cryptodev_pmd_init_params *params,
50 struct rte_kvargs *kvlist = NULL;
57 kvlist = rte_kvargs_parse(args, cryptodev_pmd_valid_params);
61 ret = rte_kvargs_process(kvlist,
62 RTE_CRYPTODEV_PMD_MAX_NB_QP_ARG,
63 &rte_cryptodev_pmd_parse_uint_arg,
64 ¶ms->max_nb_queue_pairs);
68 ret = rte_kvargs_process(kvlist,
69 RTE_CRYPTODEV_PMD_SOCKET_ID_ARG,
70 &rte_cryptodev_pmd_parse_uint_arg,
75 ret = rte_kvargs_process(kvlist,
76 RTE_CRYPTODEV_PMD_NAME_ARG,
77 &rte_cryptodev_pmd_parse_name_arg,
84 rte_kvargs_free(kvlist);
88 struct rte_cryptodev *
89 rte_cryptodev_pmd_create(const char *name,
90 struct rte_device *device,
91 struct rte_cryptodev_pmd_init_params *params)
93 struct rte_cryptodev *cryptodev;
95 if (params->name[0] != '\0') {
96 CDEV_LOG_INFO("[%s] User specified device name = %s\n",
97 device->driver->name, params->name);
101 CDEV_LOG_INFO("[%s] - Creating cryptodev %s\n",
102 device->driver->name, name);
104 CDEV_LOG_INFO("[%s] - Initialisation parameters - name: %s,"
105 "socket id: %d, max queue pairs: %u",
106 device->driver->name, name,
107 params->socket_id, params->max_nb_queue_pairs);
109 /* allocate device structure */
110 cryptodev = rte_cryptodev_pmd_allocate(name, params->socket_id);
111 if (cryptodev == NULL) {
112 CDEV_LOG_ERR("[%s] Failed to allocate crypto device for %s",
113 device->driver->name, name);
117 /* allocate private device structure */
118 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
119 cryptodev->data->dev_private =
120 rte_zmalloc_socket("cryptodev device private",
121 params->private_data_size,
125 if (cryptodev->data->dev_private == NULL) {
126 CDEV_LOG_ERR("[%s] Cannot allocate memory for "
127 "cryptodev %s private data",
128 device->driver->name, name);
130 rte_cryptodev_pmd_release_device(cryptodev);
135 cryptodev->device = device;
137 /* initialise user call-back tail queue */
138 TAILQ_INIT(&(cryptodev->link_intr_cbs));
144 rte_cryptodev_pmd_destroy(struct rte_cryptodev *cryptodev)
148 CDEV_LOG_INFO("[%s] Closing crypto device %s",
149 cryptodev->device->driver->name,
150 cryptodev->device->name);
152 /* free crypto device */
153 retval = rte_cryptodev_pmd_release_device(cryptodev);
157 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
158 rte_free(cryptodev->data->dev_private);
161 cryptodev->device = NULL;
162 cryptodev->data = NULL;