[PATCH v9 11/33] crypto: rockchip: rewrite type

Corentin Labbe
2022-09-01T14:07:25Z

Instead of using a custom type for classify algorithms, let's just use
already defined ones.
And let's made a bit more verbose about what is registered.

Reviewed-by: John Keeping <john@metanate.com>
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
---
drivers/crypto/rockchip/rk3288_crypto.c | 26 +++++++++++++------
drivers/crypto/rockchip/rk3288_crypto.h | 7 +----
drivers/crypto/rockchip/rk3288_crypto_ahash.c | 6 ++---
.../crypto/rockchip/rk3288_crypto_skcipher.c | 12 ++++-----
4 files changed, 28 insertions(+), 23 deletions(-)

diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockchip/rk3288_crypto.c
index 1afb65eee6c9..8f9664acc78d 100644
--- a/drivers/crypto/rockchip/rk3288_crypto.c
+++ b/drivers/crypto/rockchip/rk3288_crypto.c
@@ -102,12 +102,22 @@ static int rk_crypto_register(struct rk_crypto_info *crypto_info)

for (i = 0; i < ARRAY_SIZE(rk_cipher_algs); i++) {
rk_cipher_algs[i]->dev = crypto_info;
- if (rk_cipher_algs[i]->type == ALG_TYPE_CIPHER)
- err = crypto_register_skcipher(
- &rk_cipher_algs[i]->alg.skcipher);
- else
- err = crypto_register_ahash(
- &rk_cipher_algs[i]->alg.hash);
+ switch (rk_cipher_algs[i]->type) {
+ case CRYPTO_ALG_TYPE_SKCIPHER:
+ dev_info(crypto_info->dev, "Register %s as %s\n",
+ rk_cipher_algs[i]->alg.skcipher.base.cra_name,
+ rk_cipher_algs[i]->alg.skcipher.base.cra_driver_name);
+ err = crypto_register_skcipher(&rk_cipher_algs[i]->alg.skcipher);
+ break;
+ case CRYPTO_ALG_TYPE_AHASH:
+ dev_info(crypto_info->dev, "Register %s as %s\n",
+ rk_cipher_algs[i]->alg.hash.halg.base.cra_name,
+ rk_cipher_algs[i]->alg.hash.halg.base.cra_driver_name);
+ err = crypto_register_ahash(&rk_cipher_algs[i]->alg.hash);
+ break;
+ default:
+ dev_err(crypto_info->dev, "unknown algorithm\n");
+ }
if (err)
goto err_cipher_algs;
}
@@ -115,7 +125,7 @@ static int rk_crypto_register(struct rk_crypto_info *crypto_info)

err_cipher_algs:
for (k = 0; k < i; k++) {
- if (rk_cipher_algs[i]->type == ALG_TYPE_CIPHER)
+ if (rk_cipher_algs[i]->type == CRYPTO_ALG_TYPE_SKCIPHER)
crypto_unregister_skcipher(&rk_cipher_algs[k]->alg.skcipher);
else
crypto_unregister_ahash(&rk_cipher_algs[i]->alg.hash);
@@ -128,7 +138,7 @@ static void rk_crypto_unregister(void)
unsigned int i;

for (i = 0; i < ARRAY_SIZE(rk_cipher_algs); i++) {
- if (rk_cipher_algs[i]->type == ALG_TYPE_CIPHER)
+ if (rk_cipher_algs[i]->type == CRYPTO_ALG_TYPE_SKCIPHER)
crypto_unregister_skcipher(&rk_cipher_algs[i]->alg.skcipher);
else
crypto_unregister_ahash(&rk_cipher_algs[i]->alg.hash);
diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockchip/rk3288_crypto.h
index 65ed645e0168..d924ea17402a 100644
--- a/drivers/crypto/rockchip/rk3288_crypto.h
+++ b/drivers/crypto/rockchip/rk3288_crypto.h
@@ -232,18 +232,13 @@ struct rk_cipher_rctx {
struct skcipher_request fallback_req; // keep at the end
};

-enum alg_type {
- ALG_TYPE_HASH,
- ALG_TYPE_CIPHER,
-};
-
struct rk_crypto_tmp {
+ u32 type;
struct rk_crypto_info *dev;
union {
struct skcipher_alg skcipher;
struct ahash_alg hash;
} alg;
- enum alg_type type;
};

extern struct rk_crypto_tmp rk_ecb_aes_alg;
diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
index edd40e16a3f0..d08e2438d356 100644
--- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c
+++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c
@@ -352,7 +352,7 @@ static void rk_cra_hash_exit(struct crypto_tfm *tfm)
}

struct rk_crypto_tmp rk_ahash_sha1 = {
- .type = ALG_TYPE_HASH,
+ .type = CRYPTO_ALG_TYPE_AHASH,
.alg.hash = {
.init = rk_ahash_init,
.update = rk_ahash_update,
@@ -382,7 +382,7 @@ struct rk_crypto_tmp rk_ahash_sha1 = {
};

struct rk_crypto_tmp rk_ahash_sha256 = {
- .type = ALG_TYPE_HASH,
+ .type = CRYPTO_ALG_TYPE_AHASH,
.alg.hash = {
.init = rk_ahash_init,
.update = rk_ahash_update,
@@ -412,7 +412,7 @@ struct rk_crypto_tmp rk_ahash_sha256 = {
};

struct rk_crypto_tmp rk_ahash_md5 = {
- .type = ALG_TYPE_HASH,
+ .type = CRYPTO_ALG_TYPE_AHASH,
.alg.hash = {
.init = rk_ahash_init,
.update = rk_ahash_update,
diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
index 67a7e05d5ae3..1ed297f5d809 100644
--- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
+++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
@@ -468,7 +468,7 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm)
}

struct rk_crypto_tmp rk_ecb_aes_alg = {
- .type = ALG_TYPE_CIPHER,
+ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.skcipher = {
.base.cra_name = "ecb(aes)",
.base.cra_driver_name = "ecb-aes-rk",
@@ -490,7 +490,7 @@ struct rk_crypto_tmp rk_ecb_aes_alg = {
};

struct rk_crypto_tmp rk_cbc_aes_alg = {
- .type = ALG_TYPE_CIPHER,
+ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.skcipher = {
.base.cra_name = "cbc(aes)",
.base.cra_driver_name = "cbc-aes-rk",
@@ -513,7 +513,7 @@ struct rk_crypto_tmp rk_cbc_aes_alg = {
};

struct rk_crypto_tmp rk_ecb_des_alg = {
- .type = ALG_TYPE_CIPHER,
+ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.skcipher = {
.base.cra_name = "ecb(des)",
.base.cra_driver_name = "ecb-des-rk",
@@ -535,7 +535,7 @@ struct rk_crypto_tmp rk_ecb_des_alg = {
};

struct rk_crypto_tmp rk_cbc_des_alg = {
- .type = ALG_TYPE_CIPHER,
+ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.skcipher = {
.base.cra_name = "cbc(des)",
.base.cra_driver_name = "cbc-des-rk",
@@ -558,7 +558,7 @@ struct rk_crypto_tmp rk_cbc_des_alg = {
};

struct rk_crypto_tmp rk_ecb_des3_ede_alg = {
- .type = ALG_TYPE_CIPHER,
+ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.skcipher = {
.base.cra_name = "ecb(des3_ede)",
.base.cra_driver_name = "ecb-des3-ede-rk",
@@ -580,7 +580,7 @@ struct rk_crypto_tmp rk_ecb_des3_ede_alg = {
};

struct rk_crypto_tmp rk_cbc_des3_ede_alg = {
- .type = ALG_TYPE_CIPHER,
+ .type = CRYPTO_ALG_TYPE_SKCIPHER,
.alg.skcipher = {
.base.cra_name = "cbc(des3_ede)",
.base.cra_driver_name = "cbc-des3-ede-rk",