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Commit 317cbacf authored by Antoine Ténart's avatar Antoine Ténart Committed by Herbert Xu
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crypto: sun4i-ss - move from ablkcipher to skcipher API 

Update the sun4i-ss driver to use the skcipher API instead of the old
ablkcipher one. It's a bit more tricky than s/ablkcipher/skcipher/, but
still nothing special and the driver's logic stays the same.
Signed-off-by: default avatarAntoine Tenart <antoine.tenart@free-electrons.com>
Tested-by: default avatarCorentin Labbe <clabbe.montjoie@gmail.com>
Acked-by: default avatarCorentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent d78867a9
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Showing with 221 additions and 224 deletions
drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
View file @ 317cbacf
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drivers/crypto/sunxi-ss/sun4i-ss-core.c
View file @ 317cbacf
......@@ -83,134 +83,128 @@ static struct sun4i_ss_alg_template ss_algs[] = {
}
}
},
{ .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
{ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.crypto = {
.cra_name = "cbc(aes)",
.cra_driver_name = "cbc-aes-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_tfm_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_type = &crypto_ablkcipher_type,
.cra_init = sun4i_ss_cipher_init,
.cra_ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
.setkey = sun4i_ss_aes_setkey,
.encrypt = sun4i_ss_cbc_aes_encrypt,
.decrypt = sun4i_ss_cbc_aes_decrypt,
.setkey = sun4i_ss_aes_setkey,
.encrypt = sun4i_ss_cbc_aes_encrypt,
.decrypt = sun4i_ss_cbc_aes_decrypt,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
.base = {
.cra_name = "cbc(aes)",
.cra_driver_name = "cbc-aes-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_tfm_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_init = sun4i_ss_cipher_init,
}
}
},
{ .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
{ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.crypto = {
.cra_name = "ecb(aes)",
.cra_driver_name = "ecb-aes-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_tfm_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_type = &crypto_ablkcipher_type,
.cra_init = sun4i_ss_cipher_init,
.cra_ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
.setkey = sun4i_ss_aes_setkey,
.encrypt = sun4i_ss_ecb_aes_encrypt,
.decrypt = sun4i_ss_ecb_aes_decrypt,
.setkey = sun4i_ss_aes_setkey,
.encrypt = sun4i_ss_ecb_aes_encrypt,
.decrypt = sun4i_ss_ecb_aes_decrypt,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
.base = {
.cra_name = "ecb(aes)",
.cra_driver_name = "ecb-aes-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_tfm_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_init = sun4i_ss_cipher_init,
}
}
},
{ .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
{ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.crypto = {
.cra_name = "cbc(des)",
.cra_driver_name = "cbc-des-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_req_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_type = &crypto_ablkcipher_type,
.cra_init = sun4i_ss_cipher_init,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
.ivsize = DES_BLOCK_SIZE,
.setkey = sun4i_ss_des_setkey,
.encrypt = sun4i_ss_cbc_des_encrypt,
.decrypt = sun4i_ss_cbc_des_decrypt,
.setkey = sun4i_ss_des_setkey,
.encrypt = sun4i_ss_cbc_des_encrypt,
.decrypt = sun4i_ss_cbc_des_decrypt,
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
.ivsize = DES_BLOCK_SIZE,
.base = {
.cra_name = "cbc(des)",
.cra_driver_name = "cbc-des-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_req_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_init = sun4i_ss_cipher_init,
}
}
},
{ .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
{ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.crypto = {
.cra_name = "ecb(des)",
.cra_driver_name = "ecb-des-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_req_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_type = &crypto_ablkcipher_type,
.cra_init = sun4i_ss_cipher_init,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
.setkey = sun4i_ss_des_setkey,
.encrypt = sun4i_ss_ecb_des_encrypt,
.decrypt = sun4i_ss_ecb_des_decrypt,
.setkey = sun4i_ss_des_setkey,
.encrypt = sun4i_ss_ecb_des_encrypt,
.decrypt = sun4i_ss_ecb_des_decrypt,
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
.base = {
.cra_name = "ecb(des)",
.cra_driver_name = "ecb-des-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_req_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_init = sun4i_ss_cipher_init,
}
}
},
{ .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
{ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.crypto = {
.cra_name = "cbc(des3_ede)",
.cra_driver_name = "cbc-des3-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = DES3_EDE_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_req_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_type = &crypto_ablkcipher_type,
.cra_init = sun4i_ss_cipher_init,
.cra_u.ablkcipher = {
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
.ivsize = DES3_EDE_BLOCK_SIZE,
.setkey = sun4i_ss_des3_setkey,
.encrypt = sun4i_ss_cbc_des3_encrypt,
.decrypt = sun4i_ss_cbc_des3_decrypt,
.setkey = sun4i_ss_des3_setkey,
.encrypt = sun4i_ss_cbc_des3_encrypt,
.decrypt = sun4i_ss_cbc_des3_decrypt,
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
.ivsize = DES3_EDE_BLOCK_SIZE,
.base = {
.cra_name = "cbc(des3_ede)",
.cra_driver_name = "cbc-des3-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = DES3_EDE_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_req_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_init = sun4i_ss_cipher_init,
}
}
},
{ .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
{ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.crypto = {
.cra_name = "ecb(des3_ede)",
.cra_driver_name = "ecb-des3-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = DES3_EDE_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_req_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_type = &crypto_ablkcipher_type,
.cra_init = sun4i_ss_cipher_init,
.cra_u.ablkcipher = {
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
.ivsize = DES3_EDE_BLOCK_SIZE,
.setkey = sun4i_ss_des3_setkey,
.encrypt = sun4i_ss_ecb_des3_encrypt,
.decrypt = sun4i_ss_ecb_des3_decrypt,
.setkey = sun4i_ss_des3_setkey,
.encrypt = sun4i_ss_ecb_des3_encrypt,
.decrypt = sun4i_ss_ecb_des3_decrypt,
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
.ivsize = DES3_EDE_BLOCK_SIZE,
.base = {
.cra_name = "ecb(des3_ede)",
.cra_driver_name = "ecb-des3-sun4i-ss",
.cra_priority = 300,
.cra_blocksize = DES3_EDE_BLOCK_SIZE,
.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
.cra_ctxsize = sizeof(struct sun4i_req_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
.cra_init = sun4i_ss_cipher_init,
}
}
},
......@@ -340,11 +334,11 @@ static int sun4i_ss_probe(struct platform_device *pdev)
for (i = 0; i < ARRAY_SIZE(ss_algs); i++) {
ss_algs[i].ss = ss;
switch (ss_algs[i].type) {
case CRYPTO_ALG_TYPE_ABLKCIPHER:
err = crypto_register_alg(&ss_algs[i].alg.crypto);
case CRYPTO_ALG_TYPE_SKCIPHER:
err = crypto_register_skcipher(&ss_algs[i].alg.crypto);
if (err) {
dev_err(ss->dev, "Fail to register %s\n",
ss_algs[i].alg.crypto.cra_name);
ss_algs[i].alg.crypto.base.cra_name);
goto error_alg;
}
break;
......@@ -364,8 +358,8 @@ static int sun4i_ss_probe(struct platform_device *pdev)
i--;
for (; i >= 0; i--) {
switch (ss_algs[i].type) {
case CRYPTO_ALG_TYPE_ABLKCIPHER:
crypto_unregister_alg(&ss_algs[i].alg.crypto);
case CRYPTO_ALG_TYPE_SKCIPHER:
crypto_unregister_skcipher(&ss_algs[i].alg.crypto);
break;
case CRYPTO_ALG_TYPE_AHASH:
crypto_unregister_ahash(&ss_algs[i].alg.hash);
......@@ -388,8 +382,8 @@ static int sun4i_ss_remove(struct platform_device *pdev)
for (i = 0; i < ARRAY_SIZE(ss_algs); i++) {
switch (ss_algs[i].type) {
case CRYPTO_ALG_TYPE_ABLKCIPHER:
crypto_unregister_alg(&ss_algs[i].alg.crypto);
case CRYPTO_ALG_TYPE_SKCIPHER:
crypto_unregister_skcipher(&ss_algs[i].alg.crypto);
break;
case CRYPTO_ALG_TYPE_AHASH:
crypto_unregister_ahash(&ss_algs[i].alg.hash);
......
drivers/crypto/sunxi-ss/sun4i-ss.h
View file @ 317cbacf
......@@ -24,9 +24,11 @@
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <crypto/md5.h>
#include <crypto/skcipher.h>
#include <crypto/sha.h>
#include <crypto/hash.h>
#include <crypto/internal/hash.h>
#include <crypto/internal/skcipher.h>
#include <crypto/aes.h>
#include <crypto/des.h>
#include <crypto/internal/rng.h>
......@@ -140,7 +142,7 @@ struct sun4i_ss_alg_template {
u32 type;
u32 mode;
union {
struct crypto_alg crypto;
struct skcipher_alg crypto;
struct ahash_alg hash;
} alg;
struct sun4i_ss_ctx *ss;
......@@ -177,25 +179,25 @@ int sun4i_hash_import_md5(struct ahash_request *areq, const void *in);
int sun4i_hash_export_sha1(struct ahash_request *areq, void *out);
int sun4i_hash_import_sha1(struct ahash_request *areq, const void *in);
int sun4i_ss_cbc_aes_encrypt(struct ablkcipher_request *areq);
int sun4i_ss_cbc_aes_decrypt(struct ablkcipher_request *areq);
int sun4i_ss_ecb_aes_encrypt(struct ablkcipher_request *areq);
int sun4i_ss_ecb_aes_decrypt(struct ablkcipher_request *areq);
int sun4i_ss_cbc_aes_encrypt(struct skcipher_request *areq);
int sun4i_ss_cbc_aes_decrypt(struct skcipher_request *areq);
int sun4i_ss_ecb_aes_encrypt(struct skcipher_request *areq);
int sun4i_ss_ecb_aes_decrypt(struct skcipher_request *areq);
int sun4i_ss_cbc_des_encrypt(struct ablkcipher_request *areq);
int sun4i_ss_cbc_des_decrypt(struct ablkcipher_request *areq);
int sun4i_ss_ecb_des_encrypt(struct ablkcipher_request *areq);
int sun4i_ss_ecb_des_decrypt(struct ablkcipher_request *areq);
int sun4i_ss_cbc_des_encrypt(struct skcipher_request *areq);
int sun4i_ss_cbc_des_decrypt(struct skcipher_request *areq);
int sun4i_ss_ecb_des_encrypt(struct skcipher_request *areq);
int sun4i_ss_ecb_des_decrypt(struct skcipher_request *areq);
int sun4i_ss_cbc_des3_encrypt(struct ablkcipher_request *areq);
int sun4i_ss_cbc_des3_decrypt(struct ablkcipher_request *areq);
int sun4i_ss_ecb_des3_encrypt(struct ablkcipher_request *areq);
int sun4i_ss_ecb_des3_decrypt(struct ablkcipher_request *areq);
int sun4i_ss_cbc_des3_encrypt(struct skcipher_request *areq);
int sun4i_ss_cbc_des3_decrypt(struct skcipher_request *areq);
int sun4i_ss_ecb_des3_encrypt(struct skcipher_request *areq);
int sun4i_ss_ecb_des3_decrypt(struct skcipher_request *areq);
int sun4i_ss_cipher_init(struct crypto_tfm *tfm);
int sun4i_ss_aes_setkey(struct crypto_ablkcipher *tfm, const u8 *key,
int sun4i_ss_aes_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen);
int sun4i_ss_des_setkey(struct crypto_ablkcipher *tfm, const u8 *key,
int sun4i_ss_des_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen);
int sun4i_ss_des3_setkey(struct crypto_ablkcipher *tfm, const u8 *key,
int sun4i_ss_des3_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen);
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