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From: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
To: Herbert Xu <herbert@gondor.apana.org.au>,
	"David S. Miller" <davem@davemloft.net>,
	Vitaly Chikunov <vt@altlinux.org>,
	Eric Biggers <ebiggers@google.com>,
	Eric Biggers <ebiggers@kernel.org>,
	Gilad Ben-Yossef <gilad@benyossef.com>,
	Ard Biesheuvel <ardb@kernel.org>,
	Jussi Kivilinna <jussi.kivilinna@iki.fi>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	linux-crypto@vger.kernel.org, x86@kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Cc: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Subject: [PATCH 2/6] crypto: arm64/sm3-ce - make dependent on sm3 library
Date: Mon, 20 Dec 2021 16:22:47 +0800	[thread overview]
Message-ID: <20211220082251.1445-3-tianjia.zhang@linux.alibaba.com> (raw)
In-Reply-To: <20211220082251.1445-1-tianjia.zhang@linux.alibaba.com>

SM3 generic library is stand-alone implementation, sm3-ce can depend
on the SM3 library instead of sm3-generic.

Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
---
 arch/arm64/crypto/Kconfig       |  2 +-
 arch/arm64/crypto/sm3-ce-glue.c | 20 ++++++++++++++------
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig
index addfa413650b..2a965aa0188d 100644
--- a/arch/arm64/crypto/Kconfig
+++ b/arch/arm64/crypto/Kconfig
@@ -45,7 +45,7 @@ config CRYPTO_SM3_ARM64_CE
 	tristate "SM3 digest algorithm (ARMv8.2 Crypto Extensions)"
 	depends on KERNEL_MODE_NEON
 	select CRYPTO_HASH
-	select CRYPTO_SM3
+	select CRYPTO_LIB_SM3
 
 config CRYPTO_SM4_ARM64_CE
 	tristate "SM4 symmetric cipher (ARMv8.2 Crypto Extensions)"
diff --git a/arch/arm64/crypto/sm3-ce-glue.c b/arch/arm64/crypto/sm3-ce-glue.c
index d71faca322f2..3198f31c9446 100644
--- a/arch/arm64/crypto/sm3-ce-glue.c
+++ b/arch/arm64/crypto/sm3-ce-glue.c
@@ -27,7 +27,7 @@ static int sm3_ce_update(struct shash_desc *desc, const u8 *data,
 			 unsigned int len)
 {
 	if (!crypto_simd_usable())
-		return crypto_sm3_update(desc, data, len);
+		return sm3_update(shash_desc_ctx(desc), data, len);
 
 	kernel_neon_begin();
 	sm3_base_do_update(desc, data, len, sm3_ce_transform);
@@ -39,7 +39,7 @@ static int sm3_ce_update(struct shash_desc *desc, const u8 *data,
 static int sm3_ce_final(struct shash_desc *desc, u8 *out)
 {
 	if (!crypto_simd_usable())
-		return crypto_sm3_finup(desc, NULL, 0, out);
+		return sm3_final(shash_desc_ctx(desc), out);
 
 	kernel_neon_begin();
 	sm3_base_do_finalize(desc, sm3_ce_transform);
@@ -51,14 +51,22 @@ static int sm3_ce_final(struct shash_desc *desc, u8 *out)
 static int sm3_ce_finup(struct shash_desc *desc, const u8 *data,
 			unsigned int len, u8 *out)
 {
-	if (!crypto_simd_usable())
-		return crypto_sm3_finup(desc, data, len, out);
+	if (!crypto_simd_usable()) {
+		struct sm3_state *sctx = shash_desc_ctx(desc);
+
+		if (len)
+			sm3_update(sctx, data, len);
+		sm3_final(sctx, out);
+		return 0;
+	}
 
 	kernel_neon_begin();
-	sm3_base_do_update(desc, data, len, sm3_ce_transform);
+	if (len)
+		sm3_base_do_update(desc, data, len, sm3_ce_transform);
+	sm3_base_do_finalize(desc, sm3_ce_transform);
 	kernel_neon_end();
 
-	return sm3_ce_final(desc, out);
+	return sm3_base_finish(desc, out);
 }
 
 static struct shash_alg sm3_alg = {
-- 
2.32.0


  parent reply	other threads:[~2021-12-20  8:23 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-20  8:22 [PATCH 0/6] Introduce x86 assembly accelerated implementation for SM3 algorithm Tianjia Zhang
2021-12-20  8:22 ` [PATCH 1/6] crypto: sm3 - create SM3 stand-alone library Tianjia Zhang
2021-12-20  8:22 ` Tianjia Zhang [this message]
2021-12-20  8:22 ` [PATCH 3/6] crypto: sm2 - make dependent on sm3 library Tianjia Zhang
2021-12-20  8:22 ` [PATCH 4/6] crypto: sm3 " Tianjia Zhang
2021-12-20  8:22 ` [PATCH 5/6] crypto: x86/sm3 - add AVX assembly implementation Tianjia Zhang
2021-12-20 18:03   ` Jussi Kivilinna
2021-12-21  7:39     ` Tianjia Zhang
2021-12-20  8:22 ` [PATCH 6/6] crypto: tcrypt - add asynchronous speed test for SM3 Tianjia Zhang

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