Remove the unused CFB/OFB implementation.
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
---
drivers/crypto/hifn_795x.c | 126 +--------------------------------------------
1 file changed, 3 insertions(+), 123 deletions(-)
diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c
index 7bddc3c786c1..b4a4ec35bce0 100644
--- a/drivers/crypto/hifn_795x.c
+++ b/drivers/crypto/hifn_795x.c
@@ -2096,16 +2096,6 @@ static inline int hifn_encrypt_aes_cbc(struct skcipher_request *req)
return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
ACRYPTO_TYPE_AES_128, ACRYPTO_MODE_CBC);
}
-static inline int hifn_encrypt_aes_cfb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
- ACRYPTO_TYPE_AES_128, ACRYPTO_MODE_CFB);
-}
-static inline int hifn_encrypt_aes_ofb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
- ACRYPTO_TYPE_AES_128, ACRYPTO_MODE_OFB);
-}
/*
* AES decryption functions.
@@ -2120,16 +2110,6 @@ static inline int hifn_decrypt_aes_cbc(struct skcipher_request *req)
return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
ACRYPTO_TYPE_AES_128, ACRYPTO_MODE_CBC);
}
-static inline int hifn_decrypt_aes_cfb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
- ACRYPTO_TYPE_AES_128, ACRYPTO_MODE_CFB);
-}
-static inline int hifn_decrypt_aes_ofb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
- ACRYPTO_TYPE_AES_128, ACRYPTO_MODE_OFB);
-}
/*
* DES ecryption functions.
@@ -2144,16 +2124,6 @@ static inline int hifn_encrypt_des_cbc(struct skcipher_request *req)
return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
ACRYPTO_TYPE_DES, ACRYPTO_MODE_CBC);
}
-static inline int hifn_encrypt_des_cfb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
- ACRYPTO_TYPE_DES, ACRYPTO_MODE_CFB);
-}
-static inline int hifn_encrypt_des_ofb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
- ACRYPTO_TYPE_DES, ACRYPTO_MODE_OFB);
-}
/*
* DES decryption functions.
@@ -2168,16 +2138,6 @@ static inline int hifn_decrypt_des_cbc(struct skcipher_request *req)
return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
ACRYPTO_TYPE_DES, ACRYPTO_MODE_CBC);
}
-static inline int hifn_decrypt_des_cfb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
- ACRYPTO_TYPE_DES, ACRYPTO_MODE_CFB);
-}
-static inline int hifn_decrypt_des_ofb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
- ACRYPTO_TYPE_DES, ACRYPTO_MODE_OFB);
-}
/*
* 3DES ecryption functions.
@@ -2192,16 +2152,6 @@ static inline int hifn_encrypt_3des_cbc(struct skcipher_request *req)
return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
ACRYPTO_TYPE_3DES, ACRYPTO_MODE_CBC);
}
-static inline int hifn_encrypt_3des_cfb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
- ACRYPTO_TYPE_3DES, ACRYPTO_MODE_CFB);
-}
-static inline int hifn_encrypt_3des_ofb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_ENCRYPT,
- ACRYPTO_TYPE_3DES, ACRYPTO_MODE_OFB);
-}
/* 3DES decryption functions. */
static inline int hifn_decrypt_3des_ecb(struct skcipher_request *req)
@@ -2214,16 +2164,6 @@ static inline int hifn_decrypt_3des_cbc(struct skcipher_request *req)
return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
ACRYPTO_TYPE_3DES, ACRYPTO_MODE_CBC);
}
-static inline int hifn_decrypt_3des_cfb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
- ACRYPTO_TYPE_3DES, ACRYPTO_MODE_CFB);
-}
-static inline int hifn_decrypt_3des_ofb(struct skcipher_request *req)
-{
- return hifn_setup_crypto(req, ACRYPTO_OP_DECRYPT,
- ACRYPTO_TYPE_3DES, ACRYPTO_MODE_OFB);
-}
struct hifn_alg_template {
char name[CRYPTO_MAX_ALG_NAME];
@@ -2234,28 +2174,8 @@ struct hifn_alg_template {
static const struct hifn_alg_template hifn_alg_templates[] = {
/*
- * 3DES ECB, CBC, CFB and OFB modes.
+ * 3DES ECB and CBC modes.
*/
- {
- .name = "cfb(des3_ede)", .drv_name = "cfb-3des", .bsize = 8,
- .skcipher = {
- .min_keysize = HIFN_3DES_KEY_LENGTH,
- .max_keysize = HIFN_3DES_KEY_LENGTH,
- .setkey = hifn_des3_setkey,
- .encrypt = hifn_encrypt_3des_cfb,
- .decrypt = hifn_decrypt_3des_cfb,
- },
- },
- {
- .name = "ofb(des3_ede)", .drv_name = "ofb-3des", .bsize = 8,
- .skcipher = {
- .min_keysize = HIFN_3DES_KEY_LENGTH,
- .max_keysize = HIFN_3DES_KEY_LENGTH,
- .setkey = hifn_des3_setkey,
- .encrypt = hifn_encrypt_3des_ofb,
- .decrypt = hifn_decrypt_3des_ofb,
- },
- },
{
.name = "cbc(des3_ede)", .drv_name = "cbc-3des", .bsize = 8,
.skcipher = {
@@ -2279,28 +2199,8 @@ static const struct hifn_alg_template hifn_alg_templates[] = {
},
/*
- * DES ECB, CBC, CFB and OFB modes.
+ * DES ECB and CBC modes.
*/
- {
- .name = "cfb(des)", .drv_name = "cfb-des", .bsize = 8,
- .skcipher = {
- .min_keysize = HIFN_DES_KEY_LENGTH,
- .max_keysize = HIFN_DES_KEY_LENGTH,
- .setkey = hifn_setkey,
- .encrypt = hifn_encrypt_des_cfb,
- .decrypt = hifn_decrypt_des_cfb,
- },
- },
- {
- .name = "ofb(des)", .drv_name = "ofb-des", .bsize = 8,
- .skcipher = {
- .min_keysize = HIFN_DES_KEY_LENGTH,
- .max_keysize = HIFN_DES_KEY_LENGTH,
- .setkey = hifn_setkey,
- .encrypt = hifn_encrypt_des_ofb,
- .decrypt = hifn_decrypt_des_ofb,
- },
- },
{
.name = "cbc(des)", .drv_name = "cbc-des", .bsize = 8,
.skcipher = {
@@ -2324,7 +2224,7 @@ static const struct hifn_alg_template hifn_alg_templates[] = {
},
/*
- * AES ECB, CBC, CFB and OFB modes.
+ * AES ECB and CBC modes.
*/
{
.name = "ecb(aes)", .drv_name = "ecb-aes", .bsize = 16,
@@ -2347,26 +2247,6 @@ static const struct hifn_alg_template hifn_alg_templates[] = {
.decrypt = hifn_decrypt_aes_cbc,
},
},
- {
- .name = "cfb(aes)", .drv_name = "cfb-aes", .bsize = 16,
- .skcipher = {
- .min_keysize = AES_MIN_KEY_SIZE,
- .max_keysize = AES_MAX_KEY_SIZE,
- .setkey = hifn_setkey,
- .encrypt = hifn_encrypt_aes_cfb,
- .decrypt = hifn_decrypt_aes_cfb,
- },
- },
- {
- .name = "ofb(aes)", .drv_name = "ofb-aes", .bsize = 16,
- .skcipher = {
- .min_keysize = AES_MIN_KEY_SIZE,
- .max_keysize = AES_MAX_KEY_SIZE,
- .setkey = hifn_setkey,
- .encrypt = hifn_encrypt_aes_ofb,
- .decrypt = hifn_decrypt_aes_ofb,
- },
- },
};
static int hifn_init_tfm(struct crypto_skcipher *tfm)
