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Donenfeld " , Ard Biesheuvel Subject: [PATCH 08/15] crypto: riscv - remove CRYPTO dependency of library functions Date: Thu, 17 Apr 2025 11:26:16 -0700 Message-ID: <20250417182623.67808-9-ebiggers@kernel.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250417182623.67808-1-ebiggers@kernel.org> References: <20250417182623.67808-1-ebiggers@kernel.org> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Eric Biggers Continue disentangling the crypto library functions from the generic crypto infrastructure by removing the unnecessary CRYPTO dependency of CRYPTO_CHACHA_RISCV64. To do this, make arch/riscv/crypto/Kconfig be sourced regardless of CRYPTO, and explicitly list the CRYPTO dependency in the symbols that do need it. Signed-off-by: Eric Biggers --- arch/riscv/Kconfig | 2 ++ arch/riscv/crypto/Kconfig | 12 ++++++------ crypto/Kconfig | 3 --- 3 files changed, 8 insertions(+), 9 deletions(-) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index bbec87b79309..baa7b8d98ed8 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -1349,8 +1349,10 @@ source "drivers/cpuidle/Kconfig" source "drivers/cpufreq/Kconfig" endmenu # "CPU Power Management" +source "arch/riscv/crypto/Kconfig" + source "arch/riscv/kvm/Kconfig" source "drivers/acpi/Kconfig" diff --git a/arch/riscv/crypto/Kconfig b/arch/riscv/crypto/Kconfig index 27a1f26d41bd..08547694937c 100644 --- a/arch/riscv/crypto/Kconfig +++ b/arch/riscv/crypto/Kconfig @@ -2,11 +2,11 @@ menu "Accelerated Cryptographic Algorithms for CPU (riscv)" config CRYPTO_AES_RISCV64 tristate "Ciphers: AES, modes: ECB, CBC, CTS, CTR, XTS" - depends on 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO + depends on CRYPTO && 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO select CRYPTO_ALGAPI select CRYPTO_LIB_AES select CRYPTO_SKCIPHER help Block cipher: AES cipher algorithms @@ -25,43 +25,43 @@ config CRYPTO_CHACHA_RISCV64 select CRYPTO_LIB_CHACHA_GENERIC default CRYPTO_LIB_CHACHA_INTERNAL config CRYPTO_GHASH_RISCV64 tristate "Hash functions: GHASH" - depends on 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO + depends on CRYPTO && 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO select CRYPTO_GCM help GCM GHASH function (NIST SP 800-38D) Architecture: riscv64 using: - Zvkg vector crypto extension config CRYPTO_SHA256_RISCV64 tristate "Hash functions: SHA-224 and SHA-256" - depends on 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO + depends on CRYPTO && 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO select CRYPTO_SHA256 help SHA-224 and SHA-256 secure hash algorithm (FIPS 180) Architecture: riscv64 using: - Zvknha or Zvknhb vector crypto extensions - Zvkb vector crypto extension config CRYPTO_SHA512_RISCV64 tristate "Hash functions: SHA-384 and SHA-512" - depends on 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO + depends on CRYPTO && 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO select CRYPTO_SHA512 help SHA-384 and SHA-512 secure hash algorithm (FIPS 180) Architecture: riscv64 using: - Zvknhb vector crypto extension - Zvkb vector crypto extension config CRYPTO_SM3_RISCV64 tristate "Hash functions: SM3 (ShangMi 3)" - depends on 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO + depends on CRYPTO && 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO select CRYPTO_HASH select CRYPTO_LIB_SM3 help SM3 (ShangMi 3) secure hash function (OSCCA GM/T 0004-2012) @@ -69,11 +69,11 @@ config CRYPTO_SM3_RISCV64 - Zvksh vector crypto extension - Zvkb vector crypto extension config CRYPTO_SM4_RISCV64 tristate "Ciphers: SM4 (ShangMi 4)" - depends on 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO + depends on CRYPTO && 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO select CRYPTO_ALGAPI select CRYPTO_SM4 help SM4 block cipher algorithm (OSCCA GB/T 32907-2016, ISO/IEC 18033-3:2010/Amd 1:2021) diff --git a/crypto/Kconfig b/crypto/Kconfig index 2467dba73372..8c334c9f2081 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -1424,13 +1424,10 @@ endmenu config CRYPTO_HASH_INFO bool if !KMSAN # avoid false positives from assembly -if RISCV -source "arch/riscv/crypto/Kconfig" -endif if S390 source "arch/s390/crypto/Kconfig" endif if SPARC source "arch/sparc/crypto/Kconfig" -- 2.49.0