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ipq40xx: fix hw-crypto detection of qce driver

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This adds the CRYPTO_ALG_KERN_DRIVER_ONLY flag to Qualcomm crypto engine
driver algorithms, so that openssl devcrypto can recognize them as
hardware-accelerated.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
[refresh, move to ipq40xx as its the only target right now]
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
(cherry picked from commit 391b14a892)
This commit is contained in:
Eneas U de Queiroz
2019-09-20 17:48:04 -03:00
committed by Christian Lamparter
parent 7594c5e6dc
commit 00e4d3e845
1 changed files with 31 additions and 0 deletions
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31
target/linux/ipq40xx/patches-4.14/181-crypto-qce-add-CRYPTO_ALG_KERN_DRIVER_ONLY-flag.patch Normal file
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@@ -0,0 +1,31 @@
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
@@ -373,7 +373,7 @@ 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
@@ -526,7 +526,7 @@ 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;