diff mbox series

[9/19] crypto: hifn_795x - Remove cfb and ofb

Message ID E1r8g98-005IKY-Pz@formenos.hmeau.com
State Accepted
Commit 572ef735049c10d8d27185438ecff33a265a1481
Headers show
Series crypto: Remove cfb and ofb | expand

Commit Message

Herbert Xu Nov. 30, 2023, 12:28 p.m. UTC 
Remove the unused CFB/OFB implementation.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

 drivers/crypto/hifn_795x.c |  126 +--------------------------------------------
 1 file changed, 3 insertions(+), 123 deletions(-)
diff mbox series

Patch

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)