Openwrt/target/linux/ipq40xx/patches-4.19/039-crypto-qce-add-CRYPTO_ALG_KERN_DRIVER_ONLY-flag.patch
Eneas U de Queiroz 26681de412 ipq40xx: qce - switch to skcipher API
This backports a commit updating the API of the QCE crypto engine to
what is used in current kerenl, easing future upstream backports.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
[renumber patches, refreshed, added 5.4 patches]
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
2020-02-28 22:46:01 +01:00

32 lines
1.2 KiB
Diff

From: Eneas U de Queiroz <cotequeiroz@gmail.com>
Subject: [PATCH] crypto: qce - add CRYPTO_ALG_KERN_DRIVER_ONLY flag
Set the CRYPTO_ALG_KERN_DRIVER_ONLY flag to all algorithms exposed by
the qce driver, since they are all hardware accelerated, accessible
through a kernel driver only, and not available directly to userspace.
Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
--- a/drivers/crypto/qce/ablkcipher.c
+++ b/drivers/crypto/qce/ablkcipher.c
@@ -370,7 +370,7 @@ static int qce_ablkcipher_register_one(c
alg->cra_priority = 300;
alg->cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC |
- CRYPTO_ALG_NEED_FALLBACK;
+ CRYPTO_ALG_NEED_FALLBACK | CRYPTO_ALG_KERN_DRIVER_ONLY;
alg->cra_ctxsize = sizeof(struct qce_cipher_ctx);
alg->cra_alignmask = 0;
alg->cra_type = &crypto_ablkcipher_type;
--- a/drivers/crypto/qce/sha.c
+++ b/drivers/crypto/qce/sha.c
@@ -503,7 +503,7 @@ static int qce_ahash_register_one(const
base = &alg->halg.base;
base->cra_blocksize = def->blocksize;
base->cra_priority = 300;
- base->cra_flags = CRYPTO_ALG_ASYNC;
+ base->cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY;
base->cra_ctxsize = sizeof(struct qce_sha_ctx);
base->cra_alignmask = 0;
base->cra_module = THIS_MODULE;