X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=lib%2Flibrte_cryptodev%2Frte_cryptodev.c;h=a52eaaa451000bc6467003cf44b982e7a6c1fc26;hb=refs%2Ftags%2Fupstream%2F18.11-rc1;hp=fc4123b63e6903558bde9676104fd6334225db4a;hpb=7b53c036e6bf56623b8273018ff1c8cc62847857;p=deb_dpdk.git diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c index fc4123b6..a52eaaa4 100644 --- a/lib/librte_cryptodev/rte_cryptodev.c +++ b/lib/librte_cryptodev/rte_cryptodev.c @@ -1,33 +1,5 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2015-2016 Intel Corporation. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2015-2017 Intel Corporation */ #include @@ -47,7 +19,6 @@ #include #include #include -#include #include #include #include @@ -59,7 +30,6 @@ #include #include #include -#include #include #include #include @@ -71,19 +41,19 @@ #include "rte_cryptodev.h" #include "rte_cryptodev_pmd.h" -struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS]; +static uint8_t nb_drivers; + +static struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS]; -struct rte_cryptodev *rte_cryptodevs = &rte_crypto_devices[0]; +struct rte_cryptodev *rte_cryptodevs = rte_crypto_devices; static struct rte_cryptodev_global cryptodev_globals = { - .devs = &rte_crypto_devices[0], + .devs = rte_crypto_devices, .data = { NULL }, .nb_devs = 0, .max_devs = RTE_CRYPTO_MAX_DEVS }; -struct rte_cryptodev_global *rte_cryptodev_globals = &cryptodev_globals; - /* spinlock for crypto device callbacks */ static rte_spinlock_t rte_cryptodev_cb_lock = RTE_SPINLOCK_INITIALIZER; @@ -102,96 +72,372 @@ struct rte_cryptodev_callback { uint32_t active; /**< Callback is executing */ }; -#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") +/** + * The crypto cipher algorithm strings identifiers. + * It could be used in application command line. + */ +const char * +rte_crypto_cipher_algorithm_strings[] = { + [RTE_CRYPTO_CIPHER_3DES_CBC] = "3des-cbc", + [RTE_CRYPTO_CIPHER_3DES_ECB] = "3des-ecb", + [RTE_CRYPTO_CIPHER_3DES_CTR] = "3des-ctr", + + [RTE_CRYPTO_CIPHER_AES_CBC] = "aes-cbc", + [RTE_CRYPTO_CIPHER_AES_CTR] = "aes-ctr", + [RTE_CRYPTO_CIPHER_AES_DOCSISBPI] = "aes-docsisbpi", + [RTE_CRYPTO_CIPHER_AES_ECB] = "aes-ecb", + [RTE_CRYPTO_CIPHER_AES_F8] = "aes-f8", + [RTE_CRYPTO_CIPHER_AES_XTS] = "aes-xts", + + [RTE_CRYPTO_CIPHER_ARC4] = "arc4", + + [RTE_CRYPTO_CIPHER_DES_CBC] = "des-cbc", + [RTE_CRYPTO_CIPHER_DES_DOCSISBPI] = "des-docsisbpi", -static const char *cryptodev_vdev_valid_params[] = { - RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG, - RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG, - RTE_CRYPTODEV_VDEV_SOCKET_ID + [RTE_CRYPTO_CIPHER_NULL] = "null", + + [RTE_CRYPTO_CIPHER_KASUMI_F8] = "kasumi-f8", + [RTE_CRYPTO_CIPHER_SNOW3G_UEA2] = "snow3g-uea2", + [RTE_CRYPTO_CIPHER_ZUC_EEA3] = "zuc-eea3" }; -static uint8_t -number_of_sockets(void) +/** + * The crypto cipher operation strings identifiers. + * It could be used in application command line. + */ +const char * +rte_crypto_cipher_operation_strings[] = { + [RTE_CRYPTO_CIPHER_OP_ENCRYPT] = "encrypt", + [RTE_CRYPTO_CIPHER_OP_DECRYPT] = "decrypt" +}; + +/** + * The crypto auth algorithm strings identifiers. + * It could be used in application command line. + */ +const char * +rte_crypto_auth_algorithm_strings[] = { + [RTE_CRYPTO_AUTH_AES_CBC_MAC] = "aes-cbc-mac", + [RTE_CRYPTO_AUTH_AES_CMAC] = "aes-cmac", + [RTE_CRYPTO_AUTH_AES_GMAC] = "aes-gmac", + [RTE_CRYPTO_AUTH_AES_XCBC_MAC] = "aes-xcbc-mac", + + [RTE_CRYPTO_AUTH_MD5] = "md5", + [RTE_CRYPTO_AUTH_MD5_HMAC] = "md5-hmac", + + [RTE_CRYPTO_AUTH_NULL] = "null", + + [RTE_CRYPTO_AUTH_SHA1] = "sha1", + [RTE_CRYPTO_AUTH_SHA1_HMAC] = "sha1-hmac", + + [RTE_CRYPTO_AUTH_SHA224] = "sha2-224", + [RTE_CRYPTO_AUTH_SHA224_HMAC] = "sha2-224-hmac", + [RTE_CRYPTO_AUTH_SHA256] = "sha2-256", + [RTE_CRYPTO_AUTH_SHA256_HMAC] = "sha2-256-hmac", + [RTE_CRYPTO_AUTH_SHA384] = "sha2-384", + [RTE_CRYPTO_AUTH_SHA384_HMAC] = "sha2-384-hmac", + [RTE_CRYPTO_AUTH_SHA512] = "sha2-512", + [RTE_CRYPTO_AUTH_SHA512_HMAC] = "sha2-512-hmac", + + [RTE_CRYPTO_AUTH_KASUMI_F9] = "kasumi-f9", + [RTE_CRYPTO_AUTH_SNOW3G_UIA2] = "snow3g-uia2", + [RTE_CRYPTO_AUTH_ZUC_EIA3] = "zuc-eia3" +}; + +/** + * The crypto AEAD algorithm strings identifiers. + * It could be used in application command line. + */ +const char * +rte_crypto_aead_algorithm_strings[] = { + [RTE_CRYPTO_AEAD_AES_CCM] = "aes-ccm", + [RTE_CRYPTO_AEAD_AES_GCM] = "aes-gcm", +}; + +/** + * The crypto AEAD operation strings identifiers. + * It could be used in application command line. + */ +const char * +rte_crypto_aead_operation_strings[] = { + [RTE_CRYPTO_AEAD_OP_ENCRYPT] = "encrypt", + [RTE_CRYPTO_AEAD_OP_DECRYPT] = "decrypt" +}; + +/** + * Asymmetric crypto transform operation strings identifiers. + */ +const char *rte_crypto_asym_xform_strings[] = { + [RTE_CRYPTO_ASYM_XFORM_NONE] = "none", + [RTE_CRYPTO_ASYM_XFORM_RSA] = "rsa", + [RTE_CRYPTO_ASYM_XFORM_MODEX] = "modexp", + [RTE_CRYPTO_ASYM_XFORM_MODINV] = "modinv", + [RTE_CRYPTO_ASYM_XFORM_DH] = "dh", + [RTE_CRYPTO_ASYM_XFORM_DSA] = "dsa", +}; + +/** + * Asymmetric crypto operation strings identifiers. + */ +const char *rte_crypto_asym_op_strings[] = { + [RTE_CRYPTO_ASYM_OP_ENCRYPT] = "encrypt", + [RTE_CRYPTO_ASYM_OP_DECRYPT] = "decrypt", + [RTE_CRYPTO_ASYM_OP_SIGN] = "sign", + [RTE_CRYPTO_ASYM_OP_VERIFY] = "verify", + [RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE] = "priv_key_generate", + [RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE] = "pub_key_generate", + [RTE_CRYPTO_ASYM_OP_SHARED_SECRET_COMPUTE] = "sharedsecret_compute", +}; + +int +rte_cryptodev_get_cipher_algo_enum(enum rte_crypto_cipher_algorithm *algo_enum, + const char *algo_string) +{ + unsigned int i; + + for (i = 1; i < RTE_DIM(rte_crypto_cipher_algorithm_strings); i++) { + if (strcmp(algo_string, rte_crypto_cipher_algorithm_strings[i]) == 0) { + *algo_enum = (enum rte_crypto_cipher_algorithm) i; + return 0; + } + } + + /* Invalid string */ + return -1; +} + +int +rte_cryptodev_get_auth_algo_enum(enum rte_crypto_auth_algorithm *algo_enum, + const char *algo_string) +{ + unsigned int i; + + for (i = 1; i < RTE_DIM(rte_crypto_auth_algorithm_strings); i++) { + if (strcmp(algo_string, rte_crypto_auth_algorithm_strings[i]) == 0) { + *algo_enum = (enum rte_crypto_auth_algorithm) i; + return 0; + } + } + + /* Invalid string */ + return -1; +} + +int +rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum, + const char *algo_string) +{ + unsigned int i; + + for (i = 1; i < RTE_DIM(rte_crypto_aead_algorithm_strings); i++) { + if (strcmp(algo_string, rte_crypto_aead_algorithm_strings[i]) == 0) { + *algo_enum = (enum rte_crypto_aead_algorithm) i; + return 0; + } + } + + /* Invalid string */ + return -1; +} + +int __rte_experimental +rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum, + const char *xform_string) { - int sockets = 0; - int i; - const struct rte_memseg *ms = rte_eal_get_physmem_layout(); + unsigned int i; - for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) { - if (sockets < ms[i].socket_id) - sockets = ms[i].socket_id; + for (i = 1; i < RTE_DIM(rte_crypto_asym_xform_strings); i++) { + if (strcmp(xform_string, + rte_crypto_asym_xform_strings[i]) == 0) { + *xform_enum = (enum rte_crypto_asym_xform_type) i; + return 0; + } } - /* Number of sockets = maximum socket_id + 1 */ - return ++sockets; + /* Invalid string */ + return -1; +} + +/** + * The crypto auth operation strings identifiers. + * It could be used in application command line. + */ +const char * +rte_crypto_auth_operation_strings[] = { + [RTE_CRYPTO_AUTH_OP_VERIFY] = "verify", + [RTE_CRYPTO_AUTH_OP_GENERATE] = "generate" +}; + +const struct rte_cryptodev_symmetric_capability * +rte_cryptodev_sym_capability_get(uint8_t dev_id, + const struct rte_cryptodev_sym_capability_idx *idx) +{ + const struct rte_cryptodev_capabilities *capability; + struct rte_cryptodev_info dev_info; + int i = 0; + + rte_cryptodev_info_get(dev_id, &dev_info); + + while ((capability = &dev_info.capabilities[i++])->op != + RTE_CRYPTO_OP_TYPE_UNDEFINED) { + if (capability->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC) + continue; + + if (capability->sym.xform_type != idx->type) + continue; + + if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH && + capability->sym.auth.algo == idx->algo.auth) + return &capability->sym; + + if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER && + capability->sym.cipher.algo == idx->algo.cipher) + return &capability->sym; + + if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD && + capability->sym.aead.algo == idx->algo.aead) + return &capability->sym; + } + + return NULL; + } -/** Parse integer from integer argument */ static int -parse_integer_arg(const char *key __rte_unused, - const char *value, void *extra_args) +param_range_check(uint16_t size, const struct rte_crypto_param_range *range) { - int *i = (int *) extra_args; + unsigned int next_size; - *i = atoi(value); - if (*i < 0) { - CDEV_LOG_ERR("Argument has to be positive."); + /* Check lower/upper bounds */ + if (size < range->min) return -1; + + if (size > range->max) + return -1; + + /* If range is actually only one value, size is correct */ + if (range->increment == 0) + return 0; + + /* Check if value is one of the supported sizes */ + for (next_size = range->min; next_size <= range->max; + next_size += range->increment) + if (size == next_size) + return 0; + + return -1; +} + +const struct rte_cryptodev_asymmetric_xform_capability * __rte_experimental +rte_cryptodev_asym_capability_get(uint8_t dev_id, + const struct rte_cryptodev_asym_capability_idx *idx) +{ + const struct rte_cryptodev_capabilities *capability; + struct rte_cryptodev_info dev_info; + unsigned int i = 0; + + memset(&dev_info, 0, sizeof(struct rte_cryptodev_info)); + rte_cryptodev_info_get(dev_id, &dev_info); + + while ((capability = &dev_info.capabilities[i++])->op != + RTE_CRYPTO_OP_TYPE_UNDEFINED) { + if (capability->op != RTE_CRYPTO_OP_TYPE_ASYMMETRIC) + continue; + + if (capability->asym.xform_capa.xform_type == idx->type) + return &capability->asym.xform_capa; } + return NULL; +}; + +int +rte_cryptodev_sym_capability_check_cipher( + const struct rte_cryptodev_symmetric_capability *capability, + uint16_t key_size, uint16_t iv_size) +{ + if (param_range_check(key_size, &capability->cipher.key_size) != 0) + return -1; + + if (param_range_check(iv_size, &capability->cipher.iv_size) != 0) + return -1; return 0; } int -rte_cryptodev_parse_vdev_init_params(struct rte_crypto_vdev_init_params *params, - const char *input_args) +rte_cryptodev_sym_capability_check_auth( + const struct rte_cryptodev_symmetric_capability *capability, + uint16_t key_size, uint16_t digest_size, uint16_t iv_size) { - struct rte_kvargs *kvlist = NULL; - int ret = 0; + if (param_range_check(key_size, &capability->auth.key_size) != 0) + return -1; - if (params == NULL) - return -EINVAL; + if (param_range_check(digest_size, &capability->auth.digest_size) != 0) + return -1; - if (input_args) { - kvlist = rte_kvargs_parse(input_args, - cryptodev_vdev_valid_params); - if (kvlist == NULL) - return -1; + if (param_range_check(iv_size, &capability->auth.iv_size) != 0) + return -1; - ret = rte_kvargs_process(kvlist, - RTE_CRYPTODEV_VDEV_MAX_NB_QP_ARG, - &parse_integer_arg, - ¶ms->max_nb_queue_pairs); - if (ret < 0) - goto free_kvlist; + return 0; +} - ret = rte_kvargs_process(kvlist, - RTE_CRYPTODEV_VDEV_MAX_NB_SESS_ARG, - &parse_integer_arg, - ¶ms->max_nb_sessions); - if (ret < 0) - goto free_kvlist; +int +rte_cryptodev_sym_capability_check_aead( + const struct rte_cryptodev_symmetric_capability *capability, + uint16_t key_size, uint16_t digest_size, uint16_t aad_size, + uint16_t iv_size) +{ + if (param_range_check(key_size, &capability->aead.key_size) != 0) + return -1; - ret = rte_kvargs_process(kvlist, RTE_CRYPTODEV_VDEV_SOCKET_ID, - &parse_integer_arg, - ¶ms->socket_id); - if (ret < 0) - goto free_kvlist; + if (param_range_check(digest_size, &capability->aead.digest_size) != 0) + return -1; - if (params->socket_id >= number_of_sockets()) { - CDEV_LOG_ERR("Invalid socket id specified to create " - "the virtual crypto device on"); - goto free_kvlist; - } + if (param_range_check(aad_size, &capability->aead.aad_size) != 0) + return -1; + + if (param_range_check(iv_size, &capability->aead.iv_size) != 0) + return -1; + + return 0; +} +int __rte_experimental +rte_cryptodev_asym_xform_capability_check_optype( + const struct rte_cryptodev_asymmetric_xform_capability *capability, + enum rte_crypto_asym_op_type op_type) +{ + if (capability->op_types & (1 << op_type)) + return 1; + + return 0; +} + +int __rte_experimental +rte_cryptodev_asym_xform_capability_check_modlen( + const struct rte_cryptodev_asymmetric_xform_capability *capability, + uint16_t modlen) +{ + /* no need to check for limits, if min or max = 0 */ + if (capability->modlen.min != 0) { + if (modlen < capability->modlen.min) + return -1; } -free_kvlist: - rte_kvargs_free(kvlist); - return ret; + if (capability->modlen.max != 0) { + if (modlen > capability->modlen.max) + return -1; + } + + /* in any case, check if given modlen is module increment */ + if (capability->modlen.increment != 0) { + if (modlen % (capability->modlen.increment)) + return -1; + } + + return 0; } + const char * rte_cryptodev_get_feature_name(uint64_t flag) { @@ -208,34 +454,87 @@ rte_cryptodev_get_feature_name(uint64_t flag) return "CPU_AVX"; case RTE_CRYPTODEV_FF_CPU_AVX2: return "CPU_AVX2"; + case RTE_CRYPTODEV_FF_CPU_AVX512: + return "CPU_AVX512"; case RTE_CRYPTODEV_FF_CPU_AESNI: return "CPU_AESNI"; case RTE_CRYPTODEV_FF_HW_ACCELERATED: return "HW_ACCELERATED"; - + case RTE_CRYPTODEV_FF_IN_PLACE_SGL: + return "IN_PLACE_SGL"; + case RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT: + return "OOP_SGL_IN_SGL_OUT"; + case RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT: + return "OOP_SGL_IN_LB_OUT"; + case RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT: + return "OOP_LB_IN_SGL_OUT"; + case RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT: + return "OOP_LB_IN_LB_OUT"; + case RTE_CRYPTODEV_FF_CPU_NEON: + return "CPU_NEON"; + case RTE_CRYPTODEV_FF_CPU_ARM_CE: + return "CPU_ARM_CE"; + case RTE_CRYPTODEV_FF_SECURITY: + return "SECURITY_PROTOCOL"; default: return NULL; } } +struct rte_cryptodev * +rte_cryptodev_pmd_get_dev(uint8_t dev_id) +{ + return &cryptodev_globals.devs[dev_id]; +} -int -rte_cryptodev_create_vdev(const char *name, const char *args) +struct rte_cryptodev * +rte_cryptodev_pmd_get_named_dev(const char *name) +{ + struct rte_cryptodev *dev; + unsigned int i; + + if (name == NULL) + return NULL; + + for (i = 0; i < cryptodev_globals.max_devs; i++) { + dev = &cryptodev_globals.devs[i]; + + if ((dev->attached == RTE_CRYPTODEV_ATTACHED) && + (strcmp(dev->data->name, name) == 0)) + return dev; + } + + return NULL; +} + +unsigned int +rte_cryptodev_pmd_is_valid_dev(uint8_t dev_id) { - return rte_eal_vdev_init(name, args); + struct rte_cryptodev *dev = NULL; + + if (dev_id >= cryptodev_globals.nb_devs) + return 0; + + dev = rte_cryptodev_pmd_get_dev(dev_id); + if (dev->attached != RTE_CRYPTODEV_ATTACHED) + return 0; + else + return 1; } + int -rte_cryptodev_get_dev_id(const char *name) { +rte_cryptodev_get_dev_id(const char *name) +{ unsigned i; if (name == NULL) return -1; - for (i = 0; i < rte_cryptodev_globals->max_devs; i++) - if ((strcmp(rte_cryptodev_globals->devs[i].data->name, name) + for (i = 0; i < cryptodev_globals.nb_devs; i++) + if ((strcmp(cryptodev_globals.devs[i].data->name, name) == 0) && - (rte_cryptodev_globals->devs[i].attached == + (cryptodev_globals.devs[i].attached == RTE_CRYPTODEV_ATTACHED)) return i; @@ -245,23 +544,58 @@ rte_cryptodev_get_dev_id(const char *name) { uint8_t rte_cryptodev_count(void) { - return rte_cryptodev_globals->nb_devs; + return cryptodev_globals.nb_devs; } uint8_t -rte_cryptodev_count_devtype(enum rte_cryptodev_type type) +rte_cryptodev_device_count_by_driver(uint8_t driver_id) { uint8_t i, dev_count = 0; - for (i = 0; i < rte_cryptodev_globals->max_devs; i++) - if (rte_cryptodev_globals->devs[i].dev_type == type && - rte_cryptodev_globals->devs[i].attached == + for (i = 0; i < cryptodev_globals.max_devs; i++) + if (cryptodev_globals.devs[i].driver_id == driver_id && + cryptodev_globals.devs[i].attached == RTE_CRYPTODEV_ATTACHED) dev_count++; return dev_count; } +uint8_t +rte_cryptodev_devices_get(const char *driver_name, uint8_t *devices, + uint8_t nb_devices) +{ + uint8_t i, count = 0; + struct rte_cryptodev *devs = cryptodev_globals.devs; + uint8_t max_devs = cryptodev_globals.max_devs; + + for (i = 0; i < max_devs && count < nb_devices; i++) { + + if (devs[i].attached == RTE_CRYPTODEV_ATTACHED) { + int cmp; + + cmp = strncmp(devs[i].device->driver->name, + driver_name, + strlen(driver_name)); + + if (cmp == 0) + devices[count++] = devs[i].data->dev_id; + } + } + + return count; +} + +void * +rte_cryptodev_get_sec_ctx(uint8_t dev_id) +{ + if (rte_crypto_devices[dev_id].feature_flags & + RTE_CRYPTODEV_FF_SECURITY) + return rte_crypto_devices[dev_id].security_ctx; + + return NULL; +} + int rte_cryptodev_socket_id(uint8_t dev_id) { @@ -319,7 +653,7 @@ rte_cryptodev_find_free_device_index(void) } struct rte_cryptodev * -rte_cryptodev_pmd_allocate(const char *name, enum pmd_type type, int socket_id) +rte_cryptodev_pmd_allocate(const char *name, int socket_id) { struct rte_cryptodev *cryptodev; uint8_t dev_id; @@ -357,206 +691,37 @@ rte_cryptodev_pmd_allocate(const char *name, enum pmd_type type, int socket_id) cryptodev->data->socket_id = socket_id; cryptodev->data->dev_started = 0; + /* init user callbacks */ + TAILQ_INIT(&(cryptodev->link_intr_cbs)); + cryptodev->attached = RTE_CRYPTODEV_ATTACHED; - cryptodev->pmd_type = type; cryptodev_globals.nb_devs++; } - return cryptodev; -} - -static inline int -rte_cryptodev_create_unique_device_name(char *name, size_t size, - struct rte_pci_device *pci_dev) -{ - int ret; - - if ((name == NULL) || (pci_dev == NULL)) - return -EINVAL; - - ret = snprintf(name, size, "%d:%d.%d", - pci_dev->addr.bus, pci_dev->addr.devid, - pci_dev->addr.function); - if (ret < 0) - return ret; - return 0; -} - -int -rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev) -{ - int ret; - - if (cryptodev == NULL) - return -EINVAL; - - ret = rte_cryptodev_close(cryptodev->data->dev_id); - if (ret < 0) - return ret; - - cryptodev->attached = RTE_CRYPTODEV_DETACHED; - cryptodev_globals.nb_devs--; - return 0; -} - -struct rte_cryptodev * -rte_cryptodev_pmd_virtual_dev_init(const char *name, size_t dev_private_size, - int socket_id) -{ - struct rte_cryptodev *cryptodev; - - /* allocate device structure */ - cryptodev = rte_cryptodev_pmd_allocate(name, PMD_VDEV, 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"); - } - - /* initialise user call-back tail queue */ - TAILQ_INIT(&(cryptodev->link_intr_cbs)); - - return cryptodev; -} - -static int -rte_cryptodev_init(struct rte_pci_driver *pci_drv, - struct rte_pci_device *pci_dev) -{ - struct rte_cryptodev_driver *cryptodrv; - struct rte_cryptodev *cryptodev; - - char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN]; - - int retval; - - cryptodrv = (struct rte_cryptodev_driver *)pci_drv; - if (cryptodrv == NULL) - return -ENODEV; - - /* Create unique Crypto device name using PCI address */ - rte_cryptodev_create_unique_device_name(cryptodev_name, - sizeof(cryptodev_name), pci_dev); - - cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, PMD_PDEV, - rte_socket_id()); - if (cryptodev == NULL) - return -ENOMEM; - - if (rte_eal_process_type() == RTE_PROC_PRIMARY) { - cryptodev->data->dev_private = - rte_zmalloc_socket( - "cryptodev private structure", - cryptodrv->dev_private_size, - RTE_CACHE_LINE_SIZE, - rte_socket_id()); - - if (cryptodev->data->dev_private == NULL) - rte_panic("Cannot allocate memzone for private " - "device data"); - } - - cryptodev->pci_dev = pci_dev; - cryptodev->driver = cryptodrv; - - /* init user callbacks */ - TAILQ_INIT(&(cryptodev->link_intr_cbs)); - - /* Invoke PMD device initialization function */ - retval = (*cryptodrv->cryptodev_init)(cryptodrv, cryptodev); - if (retval == 0) - return 0; - - CDEV_LOG_ERR("driver %s: crypto_dev_init(vendor_id=0x%x device_id=0x%x)" - " failed", pci_drv->name, - (unsigned) pci_dev->id.vendor_id, - (unsigned) pci_dev->id.device_id); - - if (rte_eal_process_type() == RTE_PROC_PRIMARY) - rte_free(cryptodev->data->dev_private); - - cryptodev->attached = RTE_CRYPTODEV_DETACHED; - cryptodev_globals.nb_devs--; - - return -ENXIO; -} - -static int -rte_cryptodev_uninit(struct rte_pci_device *pci_dev) -{ - const struct rte_cryptodev_driver *cryptodrv; - struct rte_cryptodev *cryptodev; - char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN]; - int ret; - - if (pci_dev == NULL) - return -EINVAL; - - /* Create unique device name using PCI address */ - rte_cryptodev_create_unique_device_name(cryptodev_name, - sizeof(cryptodev_name), pci_dev); - - cryptodev = rte_cryptodev_pmd_get_named_dev(cryptodev_name); - if (cryptodev == NULL) - return -ENODEV; - - cryptodrv = (const struct rte_cryptodev_driver *)pci_dev->driver; - if (cryptodrv == NULL) - return -ENODEV; - - /* Invoke PMD device uninit function */ - if (*cryptodrv->cryptodev_uninit) { - ret = (*cryptodrv->cryptodev_uninit)(cryptodrv, cryptodev); - if (ret) - return ret; - } - - /* free crypto device */ - rte_cryptodev_pmd_release_device(cryptodev); - - if (rte_eal_process_type() == RTE_PROC_PRIMARY) - rte_free(cryptodev->data->dev_private); - - cryptodev->pci_dev = NULL; - cryptodev->driver = NULL; - cryptodev->data = NULL; - - return 0; + return cryptodev; } int -rte_cryptodev_pmd_driver_register(struct rte_cryptodev_driver *cryptodrv, - enum pmd_type type) +rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev) { - /* Call crypto device initialization directly if device is virtual */ - if (type == PMD_VDEV) - return rte_cryptodev_init((struct rte_pci_driver *)cryptodrv, - NULL); + int ret; - /* - * Register PCI driver for physical device intialisation during - * PCI probing - */ - cryptodrv->pci_drv.devinit = rte_cryptodev_init; - cryptodrv->pci_drv.devuninit = rte_cryptodev_uninit; + if (cryptodev == NULL) + return -EINVAL; - rte_eal_pci_register(&cryptodrv->pci_drv); + /* Close device only if device operations have been set */ + if (cryptodev->dev_ops) { + ret = rte_cryptodev_close(cryptodev->data->dev_id); + if (ret < 0) + return ret; + } + cryptodev->attached = RTE_CRYPTODEV_DETACHED; + cryptodev_globals.nb_devs--; return 0; } - uint16_t rte_cryptodev_queue_pair_count(uint8_t dev_id) { @@ -644,54 +809,6 @@ rte_cryptodev_queue_pairs_config(struct rte_cryptodev *dev, uint16_t nb_qpairs, return 0; } -int -rte_cryptodev_queue_pair_start(uint8_t dev_id, uint16_t queue_pair_id) -{ - struct rte_cryptodev *dev; - - if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) { - CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); - return -EINVAL; - } - - dev = &rte_crypto_devices[dev_id]; - if (queue_pair_id >= dev->data->nb_queue_pairs) { - CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id); - return -EINVAL; - } - - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_start, -ENOTSUP); - - return dev->dev_ops->queue_pair_start(dev, queue_pair_id); - -} - -int -rte_cryptodev_queue_pair_stop(uint8_t dev_id, uint16_t queue_pair_id) -{ - struct rte_cryptodev *dev; - - if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) { - CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id); - return -EINVAL; - } - - dev = &rte_crypto_devices[dev_id]; - if (queue_pair_id >= dev->data->nb_queue_pairs) { - CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id); - return -EINVAL; - } - - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_stop, -ENOTSUP); - - return dev->dev_ops->queue_pair_stop(dev, queue_pair_id); - -} - -static int -rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev, - unsigned nb_objs, unsigned obj_cache_size, int socket_id); - int rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config) { @@ -711,6 +828,8 @@ rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config) return -EBUSY; } + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP); + /* Setup new number of queue pairs and reconfigure device. */ diag = rte_cryptodev_queue_pairs_config(dev, config->nb_queue_pairs, config->socket_id); @@ -720,11 +839,7 @@ rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config) return diag; } - /* Setup Session mempool for device */ - return rte_cryptodev_sym_session_pool_create(dev, - config->session_mp.nb_objs, - config->session_mp.cache_size, - config->socket_id); + return (*dev->dev_ops->dev_configure)(dev, config); } @@ -780,8 +895,8 @@ rte_cryptodev_stop(uint8_t dev_id) return; } - dev->data->dev_started = 0; (*dev->dev_ops->dev_stop)(dev); + dev->data->dev_started = 0; } int @@ -826,7 +941,9 @@ rte_cryptodev_close(uint8_t dev_id) int rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, - const struct rte_cryptodev_qp_conf *qp_conf, int socket_id) + const struct rte_cryptodev_qp_conf *qp_conf, int socket_id, + struct rte_mempool *session_pool) + { struct rte_cryptodev *dev; @@ -850,7 +967,7 @@ rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP); return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf, - socket_id); + socket_id, session_pool); } @@ -911,9 +1028,8 @@ rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info) RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get); (*dev->dev_ops->dev_infos_get)(dev, dev_info); - dev_info->pci_dev = dev->pci_dev; - if (dev->driver) - dev_info->driver_name = dev->driver->pci_drv.name; + dev_info->driver_name = dev->device->driver->name; + dev_info->device = dev->device; } @@ -1029,149 +1145,301 @@ rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev, } -static void -rte_cryptodev_sym_session_init(struct rte_mempool *mp, - void *opaque_arg, - void *_sess, - __rte_unused unsigned i) +int +rte_cryptodev_sym_session_init(uint8_t dev_id, + struct rte_cryptodev_sym_session *sess, + struct rte_crypto_sym_xform *xforms, + struct rte_mempool *mp) { - struct rte_cryptodev_sym_session *sess = _sess; - struct rte_cryptodev *dev = opaque_arg; + struct rte_cryptodev *dev; + uint8_t index; + int ret; + + dev = rte_cryptodev_pmd_get_dev(dev_id); + + if (sess == NULL || xforms == NULL || dev == NULL) + return -EINVAL; + + index = dev->driver_id; - memset(sess, 0, mp->elt_size); + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_configure, -ENOTSUP); - sess->dev_id = dev->data->dev_id; - sess->dev_type = dev->dev_type; - sess->mp = mp; + if (sess->sess_private_data[index] == NULL) { + ret = dev->dev_ops->sym_session_configure(dev, xforms, + sess, mp); + if (ret < 0) { + CDEV_LOG_ERR( + "dev_id %d failed to configure session details", + dev_id); + return ret; + } + } - if (dev->dev_ops->session_initialize) - (*dev->dev_ops->session_initialize)(mp, sess); + return 0; } -static int -rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev, - unsigned nb_objs, unsigned obj_cache_size, int socket_id) +int __rte_experimental +rte_cryptodev_asym_session_init(uint8_t dev_id, + struct rte_cryptodev_asym_session *sess, + struct rte_crypto_asym_xform *xforms, + struct rte_mempool *mp) { - char mp_name[RTE_CRYPTODEV_NAME_MAX_LEN]; - unsigned priv_sess_size; + struct rte_cryptodev *dev; + uint8_t index; + int ret; - unsigned n = snprintf(mp_name, sizeof(mp_name), "cdev_%d_sess_mp", - dev->data->dev_id); - if (n > sizeof(mp_name)) { - CDEV_LOG_ERR("Unable to create unique name for session mempool"); - return -ENOMEM; - } + dev = rte_cryptodev_pmd_get_dev(dev_id); - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_get_size, -ENOTSUP); - priv_sess_size = (*dev->dev_ops->session_get_size)(dev); - if (priv_sess_size == 0) { - CDEV_LOG_ERR("%s returned and invalid private session size ", - dev->data->name); - return -ENOMEM; - } + if (sess == NULL || xforms == NULL || dev == NULL) + return -EINVAL; - unsigned elt_size = sizeof(struct rte_cryptodev_sym_session) + - priv_sess_size; + index = dev->driver_id; - dev->data->session_pool = rte_mempool_lookup(mp_name); - if (dev->data->session_pool != NULL) { - if ((dev->data->session_pool->elt_size != elt_size) || - (dev->data->session_pool->cache_size < - obj_cache_size) || - (dev->data->session_pool->size < nb_objs)) { - - CDEV_LOG_ERR("%s mempool already exists with different" - " initialization parameters", mp_name); - dev->data->session_pool = NULL; - return -ENOMEM; - } - } else { - dev->data->session_pool = rte_mempool_create( - mp_name, /* mempool name */ - nb_objs, /* number of elements*/ - elt_size, /* element size*/ - obj_cache_size, /* Cache size*/ - 0, /* private data size */ - NULL, /* obj initialization constructor */ - NULL, /* obj initialization constructor arg */ - rte_cryptodev_sym_session_init, - /**< obj constructor*/ - dev, /* obj constructor arg */ - socket_id, /* socket id */ - 0); /* flags */ - - if (dev->data->session_pool == NULL) { - CDEV_LOG_ERR("%s mempool allocation failed", mp_name); - return -ENOMEM; + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_configure, + -ENOTSUP); + + if (sess->sess_private_data[index] == NULL) { + ret = dev->dev_ops->asym_session_configure(dev, + xforms, + sess, mp); + if (ret < 0) { + CDEV_LOG_ERR( + "dev_id %d failed to configure session details", + dev_id); + return ret; } } - CDEV_LOG_DEBUG("%s mempool created!", mp_name); return 0; } struct rte_cryptodev_sym_session * -rte_cryptodev_sym_session_create(uint8_t dev_id, - struct rte_crypto_sym_xform *xform) +rte_cryptodev_sym_session_create(struct rte_mempool *mp) { - struct rte_cryptodev *dev; struct rte_cryptodev_sym_session *sess; - void *_sess; - - if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) { - CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); - return NULL; - } - - dev = &rte_crypto_devices[dev_id]; /* Allocate a session structure from the session pool */ - if (rte_mempool_get(dev->data->session_pool, &_sess)) { - CDEV_LOG_ERR("Couldn't get object from session mempool"); + if (rte_mempool_get(mp, (void **)&sess)) { + CDEV_LOG_ERR("couldn't get object from session mempool"); return NULL; } - sess = (struct rte_cryptodev_sym_session *)_sess; + /* Clear device session pointer. + * Include the flag indicating presence of user data + */ + memset(sess, 0, (sizeof(void *) * nb_drivers) + sizeof(uint8_t)); + + return sess; +} - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_configure, NULL); - if (dev->dev_ops->session_configure(dev, xform, sess->_private) == - NULL) { - CDEV_LOG_ERR("dev_id %d failed to configure session details", - dev_id); +struct rte_cryptodev_asym_session * __rte_experimental +rte_cryptodev_asym_session_create(struct rte_mempool *mp) +{ + struct rte_cryptodev_asym_session *sess; - /* Return session to mempool */ - rte_mempool_put(sess->mp, _sess); + /* Allocate a session structure from the session pool */ + if (rte_mempool_get(mp, (void **)&sess)) { + CDEV_LOG_ERR("couldn't get object from session mempool"); return NULL; } + /* Clear device session pointer. + * Include the flag indicating presence of private data + */ + memset(sess, 0, (sizeof(void *) * nb_drivers) + sizeof(uint8_t)); + return sess; } -struct rte_cryptodev_sym_session * -rte_cryptodev_sym_session_free(uint8_t dev_id, +int +rte_cryptodev_sym_session_clear(uint8_t dev_id, struct rte_cryptodev_sym_session *sess) { struct rte_cryptodev *dev; - if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) { - CDEV_LOG_ERR("Invalid dev_id=%d", dev_id); - return sess; + dev = rte_cryptodev_pmd_get_dev(dev_id); + + if (dev == NULL || sess == NULL) + return -EINVAL; + + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_clear, -ENOTSUP); + + dev->dev_ops->sym_session_clear(dev, sess); + + return 0; +} + +int __rte_experimental +rte_cryptodev_asym_session_clear(uint8_t dev_id, + struct rte_cryptodev_asym_session *sess) +{ + struct rte_cryptodev *dev; + + dev = rte_cryptodev_pmd_get_dev(dev_id); + + if (dev == NULL || sess == NULL) + return -EINVAL; + + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_clear, -ENOTSUP); + + dev->dev_ops->asym_session_clear(dev, sess); + + return 0; +} + +int +rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess) +{ + uint8_t i; + void *sess_priv; + struct rte_mempool *sess_mp; + + if (sess == NULL) + return -EINVAL; + + /* Check that all device private data has been freed */ + for (i = 0; i < nb_drivers; i++) { + sess_priv = get_sym_session_private_data(sess, i); + if (sess_priv != NULL) + return -EBUSY; } - dev = &rte_crypto_devices[dev_id]; + /* Return session to mempool */ + sess_mp = rte_mempool_from_obj(sess); + rte_mempool_put(sess_mp, sess); + + return 0; +} - /* Check the session belongs to this device type */ - if (sess->dev_type != dev->dev_type) - return sess; +int __rte_experimental +rte_cryptodev_asym_session_free(struct rte_cryptodev_asym_session *sess) +{ + uint8_t i; + void *sess_priv; + struct rte_mempool *sess_mp; + + if (sess == NULL) + return -EINVAL; - /* Let device implementation clear session material */ - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_clear, sess); - dev->dev_ops->session_clear(dev, (void *)sess->_private); + /* Check that all device private data has been freed */ + for (i = 0; i < nb_drivers; i++) { + sess_priv = get_asym_session_private_data(sess, i); + if (sess_priv != NULL) + return -EBUSY; + } /* Return session to mempool */ - rte_mempool_put(sess->mp, (void *)sess); + sess_mp = rte_mempool_from_obj(sess); + rte_mempool_put(sess_mp, sess); - return NULL; + return 0; +} + + +unsigned int +rte_cryptodev_sym_get_header_session_size(void) +{ + /* + * Header contains pointers to the private data + * of all registered drivers, and a flag which + * indicates presence of user data + */ + return ((sizeof(void *) * nb_drivers) + sizeof(uint8_t)); +} + +unsigned int __rte_experimental +rte_cryptodev_asym_get_header_session_size(void) +{ + /* + * Header contains pointers to the private data + * of all registered drivers, and a flag which + * indicates presence of private data + */ + return ((sizeof(void *) * nb_drivers) + sizeof(uint8_t)); +} + +unsigned int +rte_cryptodev_sym_get_private_session_size(uint8_t dev_id) +{ + struct rte_cryptodev *dev; + unsigned int header_size = sizeof(void *) * nb_drivers; + unsigned int priv_sess_size; + + if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) + return 0; + + dev = rte_cryptodev_pmd_get_dev(dev_id); + + if (*dev->dev_ops->sym_session_get_size == NULL) + return 0; + + priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev); + + /* + * If size is less than session header size, + * return the latter, as this guarantees that + * sessionless operations will work + */ + if (priv_sess_size < header_size) + return header_size; + + return priv_sess_size; + +} + +unsigned int __rte_experimental +rte_cryptodev_asym_get_private_session_size(uint8_t dev_id) +{ + struct rte_cryptodev *dev; + unsigned int header_size = sizeof(void *) * nb_drivers; + unsigned int priv_sess_size; + + if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) + return 0; + + dev = rte_cryptodev_pmd_get_dev(dev_id); + + if (*dev->dev_ops->asym_session_get_size == NULL) + return 0; + + priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev); + if (priv_sess_size < header_size) + return header_size; + + return priv_sess_size; + +} + +int __rte_experimental +rte_cryptodev_sym_session_set_user_data( + struct rte_cryptodev_sym_session *sess, + void *data, + uint16_t size) +{ + uint16_t off_set = sizeof(void *) * nb_drivers; + uint8_t *user_data_present = (uint8_t *)sess + off_set; + + if (sess == NULL) + return -EINVAL; + + *user_data_present = 1; + off_set += sizeof(uint8_t); + rte_memcpy((uint8_t *)sess + off_set, data, size); + return 0; +} + +void * __rte_experimental +rte_cryptodev_sym_session_get_user_data( + struct rte_cryptodev_sym_session *sess) +{ + uint16_t off_set = sizeof(void *) * nb_drivers; + uint8_t *user_data_present = (uint8_t *)sess + off_set; + + if (sess == NULL || !*user_data_present) + return NULL; + + off_set += sizeof(uint8_t); + return (uint8_t *)sess + off_set; } /** Initialise rte_crypto_op mempool element */ @@ -1188,7 +1456,7 @@ rte_crypto_op_init(struct rte_mempool *mempool, __rte_crypto_op_reset(op, type); - op->phys_addr = rte_mem_virt2phy(_op_data); + op->phys_addr = rte_mem_virt2iova(_op_data); op->mempool = mempool; } @@ -1201,9 +1469,20 @@ rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type, struct rte_crypto_op_pool_private *priv; unsigned elt_size = sizeof(struct rte_crypto_op) + - sizeof(struct rte_crypto_sym_op) + priv_size; + if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) { + elt_size += sizeof(struct rte_crypto_sym_op); + } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) { + elt_size += sizeof(struct rte_crypto_asym_op); + } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) { + elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op), + sizeof(struct rte_crypto_asym_op)); + } else { + CDEV_LOG_ERR("Invalid op_type\n"); + return NULL; + } + /* lookup mempool in case already allocated */ struct rte_mempool *mp = rte_mempool_lookup(name); @@ -1249,3 +1528,85 @@ rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type, return mp; } + +int +rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix) +{ + struct rte_cryptodev *dev = NULL; + uint32_t i = 0; + + if (name == NULL) + return -EINVAL; + + for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) { + int ret = snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, + "%s_%u", dev_name_prefix, i); + + if (ret < 0) + return ret; + + dev = rte_cryptodev_pmd_get_named_dev(name); + if (!dev) + return 0; + } + + return -1; +} + +TAILQ_HEAD(cryptodev_driver_list, cryptodev_driver); + +static struct cryptodev_driver_list cryptodev_driver_list = + TAILQ_HEAD_INITIALIZER(cryptodev_driver_list); + +int +rte_cryptodev_driver_id_get(const char *name) +{ + struct cryptodev_driver *driver; + const char *driver_name; + + if (name == NULL) { + RTE_LOG(DEBUG, CRYPTODEV, "name pointer NULL"); + return -1; + } + + TAILQ_FOREACH(driver, &cryptodev_driver_list, next) { + driver_name = driver->driver->name; + if (strncmp(driver_name, name, strlen(driver_name)) == 0) + return driver->id; + } + return -1; +} + +const char * +rte_cryptodev_name_get(uint8_t dev_id) +{ + struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(dev_id); + + if (dev == NULL) + return NULL; + + return dev->data->name; +} + +const char * +rte_cryptodev_driver_name_get(uint8_t driver_id) +{ + struct cryptodev_driver *driver; + + TAILQ_FOREACH(driver, &cryptodev_driver_list, next) + if (driver->id == driver_id) + return driver->driver->name; + return NULL; +} + +uint8_t +rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv, + const struct rte_driver *drv) +{ + crypto_drv->driver = drv; + crypto_drv->id = nb_drivers; + + TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next); + + return nb_drivers++; +}