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freifunkist-firmware/target/linux/apm821xx/patches-4.14/022-0003-crypto-crypto4xx-c...

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From ce05ffe10457bda487fa049016a6ba79934bdece Mon Sep 17 00:00:00 2001
From: Christian Lamparter <chunkeey@gmail.com>
Date: Thu, 19 Apr 2018 18:41:52 +0200
Subject: [PATCH 3/8] crypto: crypto4xx - convert to skcipher
The ablkcipher APIs have been effectively deprecated since [1].
This patch converts the crypto4xx driver to the new skcipher APIs.
[1] <https://www.spinics.net/lists/linux-crypto/msg18133.html>
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
drivers/crypto/amcc/crypto4xx_alg.c | 60 ++++---
drivers/crypto/amcc/crypto4xx_core.c | 255 +++++++++++++--------------
drivers/crypto/amcc/crypto4xx_core.h | 25 +--
3 files changed, 163 insertions(+), 177 deletions(-)
--- a/drivers/crypto/amcc/crypto4xx_alg.c
+++ b/drivers/crypto/amcc/crypto4xx_alg.c
@@ -31,6 +31,7 @@
#include <crypto/gcm.h>
#include <crypto/sha.h>
#include <crypto/ctr.h>
+#include <crypto/skcipher.h>
#include "crypto4xx_reg_def.h"
#include "crypto4xx_core.h"
#include "crypto4xx_sa.h"
@@ -74,36 +75,37 @@ static void set_dynamic_sa_command_1(str
sa->sa_command_1.bf.copy_hdr = cp_hdr;
}
-static inline int crypto4xx_crypt(struct ablkcipher_request *req,
+static inline int crypto4xx_crypt(struct skcipher_request *req,
const unsigned int ivlen, bool decrypt)
{
- struct crypto4xx_ctx *ctx = crypto_tfm_ctx(req->base.tfm);
+ struct crypto_skcipher *cipher = crypto_skcipher_reqtfm(req);
+ struct crypto4xx_ctx *ctx = crypto_skcipher_ctx(cipher);
__le32 iv[ivlen];
if (ivlen)
- crypto4xx_memcpy_to_le32(iv, req->info, ivlen);
+ crypto4xx_memcpy_to_le32(iv, req->iv, ivlen);
return crypto4xx_build_pd(&req->base, ctx, req->src, req->dst,
- req->nbytes, iv, ivlen, decrypt ? ctx->sa_in : ctx->sa_out,
+ req->cryptlen, iv, ivlen, decrypt ? ctx->sa_in : ctx->sa_out,
ctx->sa_len, 0);
}
-int crypto4xx_encrypt_noiv(struct ablkcipher_request *req)
+int crypto4xx_encrypt_noiv(struct skcipher_request *req)
{
return crypto4xx_crypt(req, 0, false);
}
-int crypto4xx_encrypt_iv(struct ablkcipher_request *req)
+int crypto4xx_encrypt_iv(struct skcipher_request *req)
{
return crypto4xx_crypt(req, AES_IV_SIZE, false);
}
-int crypto4xx_decrypt_noiv(struct ablkcipher_request *req)
+int crypto4xx_decrypt_noiv(struct skcipher_request *req)
{
return crypto4xx_crypt(req, 0, true);
}
-int crypto4xx_decrypt_iv(struct ablkcipher_request *req)
+int crypto4xx_decrypt_iv(struct skcipher_request *req)
{
return crypto4xx_crypt(req, AES_IV_SIZE, true);
}
@@ -111,20 +113,19 @@ int crypto4xx_decrypt_iv(struct ablkciph
/**
* AES Functions
*/
-static int crypto4xx_setkey_aes(struct crypto_ablkcipher *cipher,
+static int crypto4xx_setkey_aes(struct crypto_skcipher *cipher,
const u8 *key,
unsigned int keylen,
unsigned char cm,
u8 fb)
{
- struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher);
- struct crypto4xx_ctx *ctx = crypto_tfm_ctx(tfm);
+ struct crypto4xx_ctx *ctx = crypto_skcipher_ctx(cipher);
struct dynamic_sa_ctl *sa;
int rc;
if (keylen != AES_KEYSIZE_256 &&
keylen != AES_KEYSIZE_192 && keylen != AES_KEYSIZE_128) {
- crypto_ablkcipher_set_flags(cipher,
+ crypto_skcipher_set_flags(cipher,
CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
@@ -165,39 +166,38 @@ static int crypto4xx_setkey_aes(struct c
return 0;
}
-int crypto4xx_setkey_aes_cbc(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_aes_cbc(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen)
{
return crypto4xx_setkey_aes(cipher, key, keylen, CRYPTO_MODE_CBC,
CRYPTO_FEEDBACK_MODE_NO_FB);
}
-int crypto4xx_setkey_aes_cfb(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_aes_cfb(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen)
{
return crypto4xx_setkey_aes(cipher, key, keylen, CRYPTO_MODE_CFB,
CRYPTO_FEEDBACK_MODE_128BIT_CFB);
}
-int crypto4xx_setkey_aes_ecb(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_aes_ecb(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen)
{
return crypto4xx_setkey_aes(cipher, key, keylen, CRYPTO_MODE_ECB,
CRYPTO_FEEDBACK_MODE_NO_FB);
}
-int crypto4xx_setkey_aes_ofb(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_aes_ofb(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen)
{
return crypto4xx_setkey_aes(cipher, key, keylen, CRYPTO_MODE_OFB,
CRYPTO_FEEDBACK_MODE_64BIT_OFB);
}
-int crypto4xx_setkey_rfc3686(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_rfc3686(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen)
{
- struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher);
- struct crypto4xx_ctx *ctx = crypto_tfm_ctx(tfm);
+ struct crypto4xx_ctx *ctx = crypto_skcipher_ctx(cipher);
int rc;
rc = crypto4xx_setkey_aes(cipher, key, keylen - CTR_RFC3686_NONCE_SIZE,
@@ -211,31 +211,33 @@ int crypto4xx_setkey_rfc3686(struct cryp
return 0;
}
-int crypto4xx_rfc3686_encrypt(struct ablkcipher_request *req)
+int crypto4xx_rfc3686_encrypt(struct skcipher_request *req)
{
- struct crypto4xx_ctx *ctx = crypto_tfm_ctx(req->base.tfm);
+ struct crypto_skcipher *cipher = crypto_skcipher_reqtfm(req);
+ struct crypto4xx_ctx *ctx = crypto_skcipher_ctx(cipher);
__le32 iv[AES_IV_SIZE / 4] = {
ctx->iv_nonce,
- cpu_to_le32p((u32 *) req->info),
- cpu_to_le32p((u32 *) (req->info + 4)),
+ cpu_to_le32p((u32 *) req->iv),
+ cpu_to_le32p((u32 *) (req->iv + 4)),
cpu_to_le32(1) };
return crypto4xx_build_pd(&req->base, ctx, req->src, req->dst,
- req->nbytes, iv, AES_IV_SIZE,
+ req->cryptlen, iv, AES_IV_SIZE,
ctx->sa_out, ctx->sa_len, 0);
}
-int crypto4xx_rfc3686_decrypt(struct ablkcipher_request *req)
+int crypto4xx_rfc3686_decrypt(struct skcipher_request *req)
{
- struct crypto4xx_ctx *ctx = crypto_tfm_ctx(req->base.tfm);
+ struct crypto_skcipher *cipher = crypto_skcipher_reqtfm(req);
+ struct crypto4xx_ctx *ctx = crypto_skcipher_ctx(cipher);
__le32 iv[AES_IV_SIZE / 4] = {
ctx->iv_nonce,
- cpu_to_le32p((u32 *) req->info),
- cpu_to_le32p((u32 *) (req->info + 4)),
+ cpu_to_le32p((u32 *) req->iv),
+ cpu_to_le32p((u32 *) (req->iv + 4)),
cpu_to_le32(1) };
return crypto4xx_build_pd(&req->base, ctx, req->src, req->dst,
- req->nbytes, iv, AES_IV_SIZE,
+ req->cryptlen, iv, AES_IV_SIZE,
ctx->sa_out, ctx->sa_len, 0);
}
--- a/drivers/crypto/amcc/crypto4xx_core.c
+++ b/drivers/crypto/amcc/crypto4xx_core.c
@@ -41,6 +41,7 @@
#include <crypto/gcm.h>
#include <crypto/sha.h>
#include <crypto/scatterwalk.h>
+#include <crypto/skcipher.h>
#include <crypto/internal/aead.h>
#include <crypto/internal/skcipher.h>
#include "crypto4xx_reg_def.h"
@@ -522,21 +523,19 @@ static void crypto4xx_ret_sg_desc(struct
}
}
-static void crypto4xx_ablkcipher_done(struct crypto4xx_device *dev,
+static void crypto4xx_cipher_done(struct crypto4xx_device *dev,
struct pd_uinfo *pd_uinfo,
struct ce_pd *pd)
{
- struct crypto4xx_ctx *ctx;
- struct ablkcipher_request *ablk_req;
+ struct skcipher_request *req;
struct scatterlist *dst;
dma_addr_t addr;
- ablk_req = ablkcipher_request_cast(pd_uinfo->async_req);
- ctx = crypto_tfm_ctx(ablk_req->base.tfm);
+ req = skcipher_request_cast(pd_uinfo->async_req);
if (pd_uinfo->using_sd) {
- crypto4xx_copy_pkt_to_dst(dev, pd, pd_uinfo, ablk_req->nbytes,
- ablk_req->dst);
+ crypto4xx_copy_pkt_to_dst(dev, pd, pd_uinfo,
+ req->cryptlen, req->dst);
} else {
dst = pd_uinfo->dest_va;
addr = dma_map_page(dev->core_dev->device, sg_page(dst),
@@ -554,8 +553,8 @@ static void crypto4xx_ablkcipher_done(st
crypto4xx_ret_sg_desc(dev, pd_uinfo);
if (pd_uinfo->state & PD_ENTRY_BUSY)
- ablkcipher_request_complete(ablk_req, -EINPROGRESS);
- ablkcipher_request_complete(ablk_req, 0);
+ skcipher_request_complete(req, -EINPROGRESS);
+ skcipher_request_complete(req, 0);
}
static void crypto4xx_ahash_done(struct crypto4xx_device *dev,
@@ -646,8 +645,8 @@ static void crypto4xx_pd_done(struct cry
struct pd_uinfo *pd_uinfo = &dev->pdr_uinfo[idx];
switch (crypto_tfm_alg_type(pd_uinfo->async_req->tfm)) {
- case CRYPTO_ALG_TYPE_ABLKCIPHER:
- crypto4xx_ablkcipher_done(dev, pd_uinfo, pd);
+ case CRYPTO_ALG_TYPE_SKCIPHER:
+ crypto4xx_cipher_done(dev, pd_uinfo, pd);
break;
case CRYPTO_ALG_TYPE_AEAD:
crypto4xx_aead_done(dev, pd_uinfo, pd);
@@ -941,15 +940,14 @@ static void crypto4xx_ctx_init(struct cr
ctx->sa_len = 0;
}
-static int crypto4xx_ablk_init(struct crypto_tfm *tfm)
+static int crypto4xx_sk_init(struct crypto_skcipher *sk)
{
- struct crypto_alg *alg = tfm->__crt_alg;
+ struct skcipher_alg *alg = crypto_skcipher_alg(sk);
struct crypto4xx_alg *amcc_alg;
- struct crypto4xx_ctx *ctx = crypto_tfm_ctx(tfm);
+ struct crypto4xx_ctx *ctx = crypto_skcipher_ctx(sk);
amcc_alg = container_of(alg, struct crypto4xx_alg, alg.u.cipher);
crypto4xx_ctx_init(amcc_alg, ctx);
- tfm->crt_ablkcipher.reqsize = sizeof(struct crypto4xx_ctx);
return 0;
}
@@ -958,9 +956,11 @@ static void crypto4xx_common_exit(struct
crypto4xx_free_sa(ctx);
}
-static void crypto4xx_ablk_exit(struct crypto_tfm *tfm)
+static void crypto4xx_sk_exit(struct crypto_skcipher *sk)
{
- crypto4xx_common_exit(crypto_tfm_ctx(tfm));
+ struct crypto4xx_ctx *ctx = crypto_skcipher_ctx(sk);
+
+ crypto4xx_common_exit(ctx);
}
static int crypto4xx_aead_init(struct crypto_aead *tfm)
@@ -1017,7 +1017,7 @@ static int crypto4xx_register_alg(struct
break;
default:
- rc = crypto_register_alg(&alg->alg.u.cipher);
+ rc = crypto_register_skcipher(&alg->alg.u.cipher);
break;
}
@@ -1046,7 +1046,7 @@ static void crypto4xx_unregister_alg(str
break;
default:
- crypto_unregister_alg(&alg->alg.u.cipher);
+ crypto_unregister_skcipher(&alg->alg.u.cipher);
}
kfree(alg);
}
@@ -1108,126 +1108,109 @@ static irqreturn_t crypto4xx_ce_interrup
*/
static struct crypto4xx_alg_common crypto4xx_alg[] = {
/* Crypto AES modes */
- { .type = CRYPTO_ALG_TYPE_ABLKCIPHER, .u.cipher = {
- .cra_name = "cbc(aes)",
- .cra_driver_name = "cbc-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_ablk_init,
- .cra_exit = crypto4xx_ablk_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_iv,
- .decrypt = crypto4xx_decrypt_iv,
- }
- }
- }},
- { .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_ablk_init,
- .cra_exit = crypto4xx_ablk_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_iv,
- .decrypt = crypto4xx_decrypt_iv,
- }
- }
+ { .type = CRYPTO_ALG_TYPE_SKCIPHER, .u.cipher = {
+ .base = {
+ .cra_name = "cbc(aes)",
+ .cra_driver_name = "cbc-aes-ppc4xx",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_KERN_DRIVER_ONLY,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_module = THIS_MODULE,
+ },
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
+ .ivsize = AES_IV_SIZE,
+ .setkey = crypto4xx_setkey_aes_cbc,
+ .encrypt = crypto4xx_encrypt_iv,
+ .decrypt = crypto4xx_decrypt_iv,
+ .init = crypto4xx_sk_init,
+ .exit = crypto4xx_sk_exit,
} },
- { .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_ablk_init,
- .cra_exit = crypto4xx_ablk_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_SKCIPHER, .u.cipher = {
+ .base = {
+ .cra_name = "cfb(aes)",
+ .cra_driver_name = "cfb-aes-ppc4xx",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_KERN_DRIVER_ONLY,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_module = THIS_MODULE,
+ },
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
+ .ivsize = AES_IV_SIZE,
+ .setkey = crypto4xx_setkey_aes_cfb,
+ .encrypt = crypto4xx_encrypt_iv,
+ .decrypt = crypto4xx_decrypt_iv,
+ .init = crypto4xx_sk_init,
+ .exit = crypto4xx_sk_exit,
} },
- { .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_ablk_init,
- .cra_exit = crypto4xx_ablk_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_noiv,
- .decrypt = crypto4xx_decrypt_noiv,
- }
- }
+ { .type = CRYPTO_ALG_TYPE_SKCIPHER, .u.cipher = {
+ .base = {
+ .cra_name = "rfc3686(ctr(aes))",
+ .cra_driver_name = "rfc3686-ctr-aes-ppc4xx",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_KERN_DRIVER_ONLY,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_module = THIS_MODULE,
+ },
+ .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,
+ .init = crypto4xx_sk_init,
+ .exit = crypto4xx_sk_exit,
} },
- { .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_ablk_init,
- .cra_exit = crypto4xx_ablk_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_ofb,
- .encrypt = crypto4xx_encrypt_iv,
- .decrypt = crypto4xx_decrypt_iv,
- }
- }
+ { .type = CRYPTO_ALG_TYPE_SKCIPHER, .u.cipher = {
+ .base = {
+ .cra_name = "ecb(aes)",
+ .cra_driver_name = "ecb-aes-ppc4xx",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_KERN_DRIVER_ONLY,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_module = THIS_MODULE,
+ },
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
+ .setkey = crypto4xx_setkey_aes_ecb,
+ .encrypt = crypto4xx_encrypt_noiv,
+ .decrypt = crypto4xx_decrypt_noiv,
+ .init = crypto4xx_sk_init,
+ .exit = crypto4xx_sk_exit,
+ } },
+ { .type = CRYPTO_ALG_TYPE_SKCIPHER, .u.cipher = {
+ .base = {
+ .cra_name = "ofb(aes)",
+ .cra_driver_name = "ofb-aes-ppc4xx",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_KERN_DRIVER_ONLY,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_module = THIS_MODULE,
+ },
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
+ .ivsize = AES_IV_SIZE,
+ .setkey = crypto4xx_setkey_aes_ofb,
+ .encrypt = crypto4xx_encrypt_iv,
+ .decrypt = crypto4xx_decrypt_iv,
+ .init = crypto4xx_sk_init,
+ .exit = crypto4xx_sk_exit,
} },
/* AEAD */
--- a/drivers/crypto/amcc/crypto4xx_core.h
+++ b/drivers/crypto/amcc/crypto4xx_core.h
@@ -25,6 +25,7 @@
#include <linux/ratelimit.h>
#include <crypto/internal/hash.h>
#include <crypto/internal/aead.h>
+#include <crypto/internal/skcipher.h>
#include "crypto4xx_reg_def.h"
#include "crypto4xx_sa.h"
@@ -134,7 +135,7 @@ struct crypto4xx_ctx {
struct crypto4xx_alg_common {
u32 type;
union {
- struct crypto_alg cipher;
+ struct skcipher_alg cipher;
struct ahash_alg hash;
struct aead_alg aead;
} u;
@@ -158,22 +159,22 @@ int crypto4xx_build_pd(struct crypto_asy
const struct dynamic_sa_ctl *sa,
const unsigned int sa_len,
const unsigned int assoclen);
-int crypto4xx_setkey_aes_cbc(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_aes_cbc(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen);
-int crypto4xx_setkey_aes_cfb(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_aes_cfb(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen);
-int crypto4xx_setkey_aes_ecb(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_aes_ecb(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen);
-int crypto4xx_setkey_aes_ofb(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_aes_ofb(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen);
-int crypto4xx_setkey_rfc3686(struct crypto_ablkcipher *cipher,
+int crypto4xx_setkey_rfc3686(struct crypto_skcipher *cipher,
const u8 *key, unsigned int keylen);
-int crypto4xx_encrypt_iv(struct ablkcipher_request *req);
-int crypto4xx_decrypt_iv(struct ablkcipher_request *req);
-int crypto4xx_encrypt_noiv(struct ablkcipher_request *req);
-int crypto4xx_decrypt_noiv(struct ablkcipher_request *req);
-int crypto4xx_rfc3686_encrypt(struct ablkcipher_request *req);
-int crypto4xx_rfc3686_decrypt(struct ablkcipher_request *req);
+int crypto4xx_encrypt_iv(struct skcipher_request *req);
+int crypto4xx_decrypt_iv(struct skcipher_request *req);
+int crypto4xx_encrypt_noiv(struct skcipher_request *req);
+int crypto4xx_decrypt_noiv(struct skcipher_request *req);
+int crypto4xx_rfc3686_encrypt(struct skcipher_request *req);
+int crypto4xx_rfc3686_decrypt(struct skcipher_request *req);
int crypto4xx_sha1_alg_init(struct crypto_tfm *tfm);
int crypto4xx_hash_digest(struct ahash_request *req);
int crypto4xx_hash_final(struct ahash_request *req);