diff mbox series

[v2] crypto: atmel - add CRYPTO_ALG_KERN_DRIVER_ONLY flag to atmel-aes, atmel-sha, atmel-tdes drivers

Message ID 20250407102050.1747860-1-admin@hifiphile.com (mailing list archive)
State New
Headers show
Series [v2] crypto: atmel - add CRYPTO_ALG_KERN_DRIVER_ONLY flag to atmel-aes, atmel-sha, atmel-tdes drivers | expand

Commit Message

Zixun LI April 7, 2025, 10:20 a.m. UTC 
This patch introduces the CRYPTO_ALG_KERN_DRIVER_ONLY flag to the
atmel-aes, atmel-sha, and atmel-tdes drivers. This flag is set for
hardware accelerated ciphers accessible through a kernel driver only,
which is the case of these drivers.

Signed-off-by: Zixun LI <admin@hifiphile.com>
---

v2: fix indentaion
---
 drivers/crypto/atmel-aes.c  | 5 +++--
 drivers/crypto/atmel-sha.c  | 6 ++++--
 drivers/crypto/atmel-tdes.c | 2 +-
 3 files changed, 8 insertions(+), 5 deletions(-)

--
2.49.0
diff mbox series

Patch

diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
index f3cb73df941e..266e1d0aca3c 100644
--- a/drivers/crypto/atmel-aes.c
+++ b/drivers/crypto/atmel-aes.c
@@ -1948,7 +1948,8 @@  static struct skcipher_alg aes_xts_alg = {
 	.base.cra_driver_name	= "atmel-xts-aes",
 	.base.cra_blocksize	= AES_BLOCK_SIZE,
 	.base.cra_ctxsize	= sizeof(struct atmel_aes_xts_ctx),
-	.base.cra_flags		= CRYPTO_ALG_NEED_FALLBACK,
+	.base.cra_flags		= CRYPTO_ALG_NEED_FALLBACK |
+				  CRYPTO_ALG_KERN_DRIVER_ONLY,

 	.min_keysize		= 2 * AES_MIN_KEY_SIZE,
 	.max_keysize		= 2 * AES_MAX_KEY_SIZE,
@@ -2471,7 +2472,7 @@  static void atmel_aes_unregister_algs(struct atmel_aes_dev *dd)

 static void atmel_aes_crypto_alg_init(struct crypto_alg *alg)
 {
-	alg->cra_flags |= CRYPTO_ALG_ASYNC;
+	alg->cra_flags |= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY;
 	alg->cra_alignmask = 0xf;
 	alg->cra_priority = ATMEL_AES_PRIORITY;
 	alg->cra_module = THIS_MODULE;
diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c
index 095ba254a25c..b4e917a8465e 100644
--- a/drivers/crypto/atmel-sha.c
+++ b/drivers/crypto/atmel-sha.c
@@ -1254,7 +1254,8 @@  static int atmel_sha_cra_init(struct crypto_tfm *tfm)
 static void atmel_sha_alg_init(struct ahash_alg *alg)
 {
 	alg->halg.base.cra_priority = ATMEL_SHA_PRIORITY;
-	alg->halg.base.cra_flags = CRYPTO_ALG_ASYNC;
+	alg->halg.base.cra_flags = CRYPTO_ALG_ASYNC |
+				   CRYPTO_ALG_KERN_DRIVER_ONLY;
 	alg->halg.base.cra_ctxsize = sizeof(struct atmel_sha_ctx);
 	alg->halg.base.cra_module = THIS_MODULE;
 	alg->halg.base.cra_init = atmel_sha_cra_init;
@@ -2043,7 +2044,8 @@  static void atmel_sha_hmac_cra_exit(struct crypto_tfm *tfm)
 static void atmel_sha_hmac_alg_init(struct ahash_alg *alg)
 {
 	alg->halg.base.cra_priority = ATMEL_SHA_PRIORITY;
-	alg->halg.base.cra_flags = CRYPTO_ALG_ASYNC;
+	alg->halg.base.cra_flags = CRYPTO_ALG_ASYNC |
+				   CRYPTO_ALG_KERN_DRIVER_ONLY;
 	alg->halg.base.cra_ctxsize = sizeof(struct atmel_sha_hmac_ctx);
 	alg->halg.base.cra_module = THIS_MODULE;
 	alg->halg.base.cra_init	= atmel_sha_hmac_cra_init;
diff --git a/drivers/crypto/atmel-tdes.c b/drivers/crypto/atmel-tdes.c
index 099b32a10dd7..96fc19cd62a2 100644
--- a/drivers/crypto/atmel-tdes.c
+++ b/drivers/crypto/atmel-tdes.c
@@ -898,7 +898,7 @@  static int atmel_tdes_init_tfm(struct crypto_skcipher *tfm)
 static void atmel_tdes_skcipher_alg_init(struct skcipher_alg *alg)
 {
 	alg->base.cra_priority = ATMEL_TDES_PRIORITY;
-	alg->base.cra_flags = CRYPTO_ALG_ASYNC;
+	alg->base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY;
 	alg->base.cra_ctxsize = sizeof(struct atmel_tdes_ctx);
 	alg->base.cra_module = THIS_MODULE;