linux-kernel - [PATCH v3 3/4] crypto: stm32/cryp - add CRYPTO_ALG_KERN_DRIVER

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Date: Tue, 28 May 2024 16:05:47 +0200
From: Maxime MERE <maxime.mere@...s.st.com>
To: Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller"
	<davem@...emloft.net>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        "Alexandre Torgue" <alexandre.torgue@...s.st.com>
CC: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        "Rob
 Herring" <robh@...nel.org>, <linux-crypto@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        Maxime Méré <maxime.mere@...s.st.com>,
        Maxime Méré <maxime.mere@...com>
Subject: [PATCH v3 3/4] crypto: stm32/cryp - add CRYPTO_ALG_KERN_DRIVER_ONLY flag

From: Maxime Méré <maxime.mere@...s.st.com>

This flag is needed to make the driver visible from openssl and cryptodev.

Signed-off-by: Maxime Méré <maxime.mere@...com>
---
 drivers/crypto/stm32/stm32-cryp.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/crypto/stm32/stm32-cryp.c b/drivers/crypto/stm32/stm32-cryp.c
index b0d278421461..445276b848ed 100644
--- a/drivers/crypto/stm32/stm32-cryp.c
+++ b/drivers/crypto/stm32/stm32-cryp.c
@@ -2283,7 +2283,7 @@ static struct skcipher_engine_alg crypto_algs[] = {
 		.base.cra_name		= "ecb(aes)",
 		.base.cra_driver_name	= "stm32-ecb-aes",
 		.base.cra_priority	= 300,
-		.base.cra_flags		= CRYPTO_ALG_ASYNC,
+		.base.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.base.cra_blocksize	= AES_BLOCK_SIZE,
 		.base.cra_ctxsize	= sizeof(struct stm32_cryp_ctx),
 		.base.cra_alignmask	= 0,
@@ -2305,7 +2305,7 @@ static struct skcipher_engine_alg crypto_algs[] = {
 		.base.cra_name		= "cbc(aes)",
 		.base.cra_driver_name	= "stm32-cbc-aes",
 		.base.cra_priority	= 300,
-		.base.cra_flags		= CRYPTO_ALG_ASYNC,
+		.base.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.base.cra_blocksize	= AES_BLOCK_SIZE,
 		.base.cra_ctxsize	= sizeof(struct stm32_cryp_ctx),
 		.base.cra_alignmask	= 0,
@@ -2328,7 +2328,7 @@ static struct skcipher_engine_alg crypto_algs[] = {
 		.base.cra_name		= "ctr(aes)",
 		.base.cra_driver_name	= "stm32-ctr-aes",
 		.base.cra_priority	= 300,
-		.base.cra_flags		= CRYPTO_ALG_ASYNC,
+		.base.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.base.cra_blocksize	= 1,
 		.base.cra_ctxsize	= sizeof(struct stm32_cryp_ctx),
 		.base.cra_alignmask	= 0,
@@ -2351,7 +2351,7 @@ static struct skcipher_engine_alg crypto_algs[] = {
 		.base.cra_name		= "ecb(des)",
 		.base.cra_driver_name	= "stm32-ecb-des",
 		.base.cra_priority	= 300,
-		.base.cra_flags		= CRYPTO_ALG_ASYNC,
+		.base.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.base.cra_blocksize	= DES_BLOCK_SIZE,
 		.base.cra_ctxsize	= sizeof(struct stm32_cryp_ctx),
 		.base.cra_alignmask	= 0,
@@ -2373,7 +2373,7 @@ static struct skcipher_engine_alg crypto_algs[] = {
 		.base.cra_name		= "cbc(des)",
 		.base.cra_driver_name	= "stm32-cbc-des",
 		.base.cra_priority	= 300,
-		.base.cra_flags		= CRYPTO_ALG_ASYNC,
+		.base.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.base.cra_blocksize	= DES_BLOCK_SIZE,
 		.base.cra_ctxsize	= sizeof(struct stm32_cryp_ctx),
 		.base.cra_alignmask	= 0,
@@ -2396,7 +2396,7 @@ static struct skcipher_engine_alg crypto_algs[] = {
 		.base.cra_name		= "ecb(des3_ede)",
 		.base.cra_driver_name	= "stm32-ecb-des3",
 		.base.cra_priority	= 300,
-		.base.cra_flags		= CRYPTO_ALG_ASYNC,
+		.base.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.base.cra_blocksize	= DES_BLOCK_SIZE,
 		.base.cra_ctxsize	= sizeof(struct stm32_cryp_ctx),
 		.base.cra_alignmask	= 0,
@@ -2418,7 +2418,7 @@ static struct skcipher_engine_alg crypto_algs[] = {
 		.base.cra_name		= "cbc(des3_ede)",
 		.base.cra_driver_name	= "stm32-cbc-des3",
 		.base.cra_priority	= 300,
-		.base.cra_flags		= CRYPTO_ALG_ASYNC,
+		.base.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.base.cra_blocksize	= DES_BLOCK_SIZE,
 		.base.cra_ctxsize	= sizeof(struct stm32_cryp_ctx),
 		.base.cra_alignmask	= 0,
@@ -2452,7 +2452,7 @@ static struct aead_engine_alg aead_algs[] = {
 		.cra_name		= "gcm(aes)",
 		.cra_driver_name	= "stm32-gcm-aes",
 		.cra_priority		= 300,
-		.cra_flags		= CRYPTO_ALG_ASYNC,
+		.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.cra_blocksize		= 1,
 		.cra_ctxsize		= sizeof(struct stm32_cryp_ctx),
 		.cra_alignmask		= 0,
@@ -2475,7 +2475,7 @@ static struct aead_engine_alg aead_algs[] = {
 		.cra_name		= "ccm(aes)",
 		.cra_driver_name	= "stm32-ccm-aes",
 		.cra_priority		= 300,
-		.cra_flags		= CRYPTO_ALG_ASYNC,
+		.cra_flags		= CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY,
 		.cra_blocksize		= 1,
 		.cra_ctxsize		= sizeof(struct stm32_cryp_ctx),
 		.cra_alignmask		= 0,
-- 
2.25.1