diff options
| author | Christian Lamparter <chunkeey@googlemail.com> | 2017-08-25 15:47:21 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-09-22 17:43:18 +0800 |
| commit | f2a13e7cba9e2b16f4888fbd9cf2bc25b95945be (patch) | |
| tree | e9abdc7d67cbb2db42d2a73a7910102b51e0f5dc /drivers/crypto/amcc/crypto4xx_core.c | |
| parent | 249c8d98ea339325dca481d5dae93686cd494059 (diff) | |
| download | linux-f2a13e7cba9e2b16f4888fbd9cf2bc25b95945be.tar.bz2 | |
crypto: crypto4xx - enable AES RFC3686, ECB, CFB and OFB offloads
The crypto engine supports more than just aes-cbc. This patch
enables the remaining AES block cipher modes that pass the
testmanager's test vectors.
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/amcc/crypto4xx_core.c')
| -rw-r--r-- | drivers/crypto/amcc/crypto4xx_core.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c index 9e96af725b31..3c086cf7b052 100644 --- a/drivers/crypto/amcc/crypto4xx_core.c +++ b/drivers/crypto/amcc/crypto4xx_core.c @@ -36,6 +36,7 @@ #include <asm/dcr-regs.h> #include <asm/cacheflush.h> #include <crypto/aes.h> +#include <crypto/ctr.h> #include <crypto/sha.h> #include "crypto4xx_reg_def.h" #include "crypto4xx_core.h" @@ -1133,6 +1134,103 @@ struct crypto4xx_alg_common crypto4xx_alg[] = { } } }}, + { .type = CRYPTO_ALG_TYPE_ABLKCIPHER, .u.cipher = { + .cra_name = "cfb(aes)", + .cra_driver_name = "cfb-aes-ppc4xx", + .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY, + .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | + CRYPTO_ALG_ASYNC | + CRYPTO_ALG_KERN_DRIVER_ONLY, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct crypto4xx_ctx), + .cra_type = &crypto_ablkcipher_type, + .cra_init = crypto4xx_alg_init, + .cra_exit = crypto4xx_alg_exit, + .cra_module = THIS_MODULE, + .cra_u = { + .ablkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_IV_SIZE, + .setkey = crypto4xx_setkey_aes_cfb, + .encrypt = crypto4xx_encrypt, + .decrypt = crypto4xx_decrypt, + } + } + } }, + { .type = CRYPTO_ALG_TYPE_ABLKCIPHER, .u.cipher = { + .cra_name = "rfc3686(ctr(aes))", + .cra_driver_name = "rfc3686-ctr-aes-ppc4xx", + .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY, + .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | + CRYPTO_ALG_ASYNC | + CRYPTO_ALG_KERN_DRIVER_ONLY, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct crypto4xx_ctx), + .cra_type = &crypto_ablkcipher_type, + .cra_init = crypto4xx_alg_init, + .cra_exit = crypto4xx_alg_exit, + .cra_module = THIS_MODULE, + .cra_u = { + .ablkcipher = { + .min_keysize = AES_MIN_KEY_SIZE + + CTR_RFC3686_NONCE_SIZE, + .max_keysize = AES_MAX_KEY_SIZE + + CTR_RFC3686_NONCE_SIZE, + .ivsize = CTR_RFC3686_IV_SIZE, + .setkey = crypto4xx_setkey_rfc3686, + .encrypt = crypto4xx_rfc3686_encrypt, + .decrypt = crypto4xx_rfc3686_decrypt, + } + } + } }, + { .type = CRYPTO_ALG_TYPE_ABLKCIPHER, .u.cipher = { + .cra_name = "ecb(aes)", + .cra_driver_name = "ecb-aes-ppc4xx", + .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY, + .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | + CRYPTO_ALG_ASYNC | + CRYPTO_ALG_KERN_DRIVER_ONLY, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct crypto4xx_ctx), + .cra_type = &crypto_ablkcipher_type, + .cra_init = crypto4xx_alg_init, + .cra_exit = crypto4xx_alg_exit, + .cra_module = THIS_MODULE, + .cra_u = { + .ablkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .setkey = crypto4xx_setkey_aes_ecb, + .encrypt = crypto4xx_encrypt, + .decrypt = crypto4xx_decrypt, + } + } + } }, + { .type = CRYPTO_ALG_TYPE_ABLKCIPHER, .u.cipher = { + .cra_name = "ofb(aes)", + .cra_driver_name = "ofb-aes-ppc4xx", + .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY, + .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | + CRYPTO_ALG_ASYNC | + CRYPTO_ALG_KERN_DRIVER_ONLY, + .cra_blocksize = AES_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct crypto4xx_ctx), + .cra_type = &crypto_ablkcipher_type, + .cra_init = crypto4xx_alg_init, + .cra_exit = crypto4xx_alg_exit, + .cra_module = THIS_MODULE, + .cra_u = { + .ablkcipher = { + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_IV_SIZE, + .setkey = crypto4xx_setkey_aes_cbc, + .encrypt = crypto4xx_encrypt, + .decrypt = crypto4xx_decrypt, + } + } + } }, }; /** |