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crypto: aspeed - Remove cfb and ofb

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Remove the unused CFB/OFB implementation.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2023-09-16 17:23:23 +08:00
parent a9cdf13e9b
commit 00b05e5122
2 changed files with 1 additions and 233 deletions
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4
drivers/crypto/aspeed/Kconfig
View File

@ -38,14 +38,12 @@ config CRYPTO_DEV_ASPEED_HACE_CRYPTO
select CRYPTO_DES
select CRYPTO_ECB
select CRYPTO_CBC
select CRYPTO_CFB
select CRYPTO_OFB
select CRYPTO_CTR
help
Select here to enable Aspeed Hash & Crypto Engine (HACE)
crypto driver.
Supports AES/DES symmetric-key encryption and decryption
with ECB/CBC/CFB/OFB/CTR options.
with ECB/CBC/CTR options.
config CRYPTO_DEV_ASPEED_ACRY
bool "Enable Aspeed ACRY RSA Engine"

230
drivers/crypto/aspeed/aspeed-hace-crypto.c
View File

@ -473,30 +473,6 @@ static int aspeed_tdes_ctr_encrypt(struct skcipher_request *req)
HACE_CMD_TRIPLE_DES);
}
static int aspeed_tdes_ofb_decrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_OFB |
HACE_CMD_TRIPLE_DES);
}
static int aspeed_tdes_ofb_encrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_ENCRYPT | HACE_CMD_OFB |
HACE_CMD_TRIPLE_DES);
}
static int aspeed_tdes_cfb_decrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_CFB |
HACE_CMD_TRIPLE_DES);
}
static int aspeed_tdes_cfb_encrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_ENCRYPT | HACE_CMD_CFB |
HACE_CMD_TRIPLE_DES);
}
static int aspeed_tdes_cbc_decrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_CBC |
@ -533,30 +509,6 @@ static int aspeed_des_ctr_encrypt(struct skcipher_request *req)
HACE_CMD_SINGLE_DES);
}
static int aspeed_des_ofb_decrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_OFB |
HACE_CMD_SINGLE_DES);
}
static int aspeed_des_ofb_encrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_ENCRYPT | HACE_CMD_OFB |
HACE_CMD_SINGLE_DES);
}
static int aspeed_des_cfb_decrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_CFB |
HACE_CMD_SINGLE_DES);
}
static int aspeed_des_cfb_encrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_ENCRYPT | HACE_CMD_CFB |
HACE_CMD_SINGLE_DES);
}
static int aspeed_des_cbc_decrypt(struct skcipher_request *req)
{
return aspeed_des_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_CBC |
@ -659,26 +611,6 @@ static int aspeed_aes_ctr_encrypt(struct skcipher_request *req)
return aspeed_aes_crypt(req, HACE_CMD_ENCRYPT | HACE_CMD_CTR);
}
static int aspeed_aes_ofb_decrypt(struct skcipher_request *req)
{
return aspeed_aes_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_OFB);
}
static int aspeed_aes_ofb_encrypt(struct skcipher_request *req)
{
return aspeed_aes_crypt(req, HACE_CMD_ENCRYPT | HACE_CMD_OFB);
}
static int aspeed_aes_cfb_decrypt(struct skcipher_request *req)
{
return aspeed_aes_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_CFB);
}
static int aspeed_aes_cfb_encrypt(struct skcipher_request *req)
{
return aspeed_aes_crypt(req, HACE_CMD_ENCRYPT | HACE_CMD_CFB);
}
static int aspeed_aes_cbc_decrypt(struct skcipher_request *req)
{
return aspeed_aes_crypt(req, HACE_CMD_DECRYPT | HACE_CMD_CBC);
@ -790,60 +722,6 @@ static struct aspeed_hace_alg aspeed_crypto_algs[] = {
.do_one_request = aspeed_crypto_do_request,
},
},
{
.alg.skcipher.base = {
.ivsize = AES_BLOCK_SIZE,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.setkey = aspeed_aes_setkey,
.encrypt = aspeed_aes_cfb_encrypt,
.decrypt = aspeed_aes_cfb_decrypt,
.init = aspeed_crypto_cra_init,
.exit = aspeed_crypto_cra_exit,
.base = {
.cra_name = "cfb(aes)",
.cra_driver_name = "aspeed-cfb-aes",
.cra_priority = 300,
.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC |
CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct aspeed_cipher_ctx),
.cra_alignmask = 0x0f,
.cra_module = THIS_MODULE,
}
},
.alg.skcipher.op = {
.do_one_request = aspeed_crypto_do_request,
},
},
{
.alg.skcipher.base = {
.ivsize = AES_BLOCK_SIZE,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.setkey = aspeed_aes_setkey,
.encrypt = aspeed_aes_ofb_encrypt,
.decrypt = aspeed_aes_ofb_decrypt,
.init = aspeed_crypto_cra_init,
.exit = aspeed_crypto_cra_exit,
.base = {
.cra_name = "ofb(aes)",
.cra_driver_name = "aspeed-ofb-aes",
.cra_priority = 300,
.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC |
CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct aspeed_cipher_ctx),
.cra_alignmask = 0x0f,
.cra_module = THIS_MODULE,
}
},
.alg.skcipher.op = {
.do_one_request = aspeed_crypto_do_request,
},
},
{
.alg.skcipher.base = {
.min_keysize = DES_KEY_SIZE,
@ -897,60 +775,6 @@ static struct aspeed_hace_alg aspeed_crypto_algs[] = {
.do_one_request = aspeed_crypto_do_request,
},
},
{
.alg.skcipher.base = {
.ivsize = DES_BLOCK_SIZE,
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
.setkey = aspeed_des_setkey,
.encrypt = aspeed_des_cfb_encrypt,
.decrypt = aspeed_des_cfb_decrypt,
.init = aspeed_crypto_cra_init,
.exit = aspeed_crypto_cra_exit,
.base = {
.cra_name = "cfb(des)",
.cra_driver_name = "aspeed-cfb-des",
.cra_priority = 300,
.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC |
CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct aspeed_cipher_ctx),
.cra_alignmask = 0x0f,
.cra_module = THIS_MODULE,
}
},
.alg.skcipher.op = {
.do_one_request = aspeed_crypto_do_request,
},
},
{
.alg.skcipher.base = {
.ivsize = DES_BLOCK_SIZE,
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
.setkey = aspeed_des_setkey,
.encrypt = aspeed_des_ofb_encrypt,
.decrypt = aspeed_des_ofb_decrypt,
.init = aspeed_crypto_cra_init,
.exit = aspeed_crypto_cra_exit,
.base = {
.cra_name = "ofb(des)",
.cra_driver_name = "aspeed-ofb-des",
.cra_priority = 300,
.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC |
CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct aspeed_cipher_ctx),
.cra_alignmask = 0x0f,
.cra_module = THIS_MODULE,
}
},
.alg.skcipher.op = {
.do_one_request = aspeed_crypto_do_request,
},
},
{
.alg.skcipher.base = {
.min_keysize = DES3_EDE_KEY_SIZE,
@ -1004,60 +828,6 @@ static struct aspeed_hace_alg aspeed_crypto_algs[] = {
.do_one_request = aspeed_crypto_do_request,
},
},
{
.alg.skcipher.base = {
.ivsize = DES_BLOCK_SIZE,
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
.setkey = aspeed_des_setkey,
.encrypt = aspeed_tdes_cfb_encrypt,
.decrypt = aspeed_tdes_cfb_decrypt,
.init = aspeed_crypto_cra_init,
.exit = aspeed_crypto_cra_exit,
.base = {
.cra_name = "cfb(des3_ede)",
.cra_driver_name = "aspeed-cfb-tdes",
.cra_priority = 300,
.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC |
CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct aspeed_cipher_ctx),
.cra_alignmask = 0x0f,
.cra_module = THIS_MODULE,
}
},
.alg.skcipher.op = {
.do_one_request = aspeed_crypto_do_request,
},
},
{
.alg.skcipher.base = {
.ivsize = DES_BLOCK_SIZE,
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
.setkey = aspeed_des_setkey,
.encrypt = aspeed_tdes_ofb_encrypt,
.decrypt = aspeed_tdes_ofb_decrypt,
.init = aspeed_crypto_cra_init,
.exit = aspeed_crypto_cra_exit,
.base = {
.cra_name = "ofb(des3_ede)",
.cra_driver_name = "aspeed-ofb-tdes",
.cra_priority = 300,
.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC |
CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct aspeed_cipher_ctx),
.cra_alignmask = 0x0f,
.cra_module = THIS_MODULE,
}
},
.alg.skcipher.op = {
.do_one_request = aspeed_crypto_do_request,
},
},
};
static struct aspeed_hace_alg aspeed_crypto_algs_g6[] = {