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crypto: Kconfig - move powerpc entries to a submenu
Move CPU-specific crypto/Kconfig entries to arch/xxx/crypto/Kconfig and create a submenu for them under the Crypto API menu. Suggested-by: Eric Biggers <ebiggers@kernel.org> Signed-off-by: Robert Elliott <elliott@hpe.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Robert Elliott
Herbert Xu
parent
e45f710b42
commit
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77
arch/powerpc/crypto/Kconfig
Normal file
77
arch/powerpc/crypto/Kconfig
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@ -0,0 +1,77 @@
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# SPDX-License-Identifier: GPL-2.0
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menu "Accelerated Cryptographic Algorithms for CPU (powerpc)"
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config CRYPTO_CRC32C_VPMSUM
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tristate "CRC32c CRC algorithm (powerpc64)"
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depends on PPC64 && ALTIVEC
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select CRYPTO_HASH
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select CRC32
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help
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CRC32c algorithm implemented using vector polynomial multiply-sum
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(vpmsum) instructions, introduced in POWER8. Enable on POWER8
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and newer processors for improved performance.
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config CRYPTO_CRCT10DIF_VPMSUM
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tristate "CRC32T10DIF powerpc64 hardware acceleration"
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depends on PPC64 && ALTIVEC && CRC_T10DIF
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select CRYPTO_HASH
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help
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CRC10T10DIF algorithm implemented using vector polynomial
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multiply-sum (vpmsum) instructions, introduced in POWER8. Enable on
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POWER8 and newer processors for improved performance.
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config CRYPTO_VPMSUM_TESTER
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tristate "Powerpc64 vpmsum hardware acceleration tester"
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depends on CRYPTO_CRCT10DIF_VPMSUM && CRYPTO_CRC32C_VPMSUM
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help
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Stress test for CRC32c and CRC-T10DIF algorithms implemented with
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POWER8 vpmsum instructions.
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Unless you are testing these algorithms, you don't need this.
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config CRYPTO_MD5_PPC
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tristate "MD5 digest algorithm (PPC)"
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depends on PPC
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select CRYPTO_HASH
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help
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MD5 message digest algorithm (RFC1321) implemented
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in PPC assembler.
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config CRYPTO_SHA1_PPC
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tristate "SHA1 digest algorithm (powerpc)"
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depends on PPC
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help
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This is the powerpc hardware accelerated implementation of the
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SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
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config CRYPTO_SHA1_PPC_SPE
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tristate "SHA1 digest algorithm (PPC SPE)"
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depends on PPC && SPE
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help
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SHA-1 secure hash standard (DFIPS 180-4) implemented
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using powerpc SPE SIMD instruction set.
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config CRYPTO_SHA256_PPC_SPE
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tristate "SHA224 and SHA256 digest algorithm (PPC SPE)"
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depends on PPC && SPE
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select CRYPTO_SHA256
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select CRYPTO_HASH
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help
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SHA224 and SHA256 secure hash standard (DFIPS 180-2)
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implemented using powerpc SPE SIMD instruction set.
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config CRYPTO_AES_PPC_SPE
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tristate "AES cipher algorithms (PPC SPE)"
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depends on PPC && SPE
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select CRYPTO_SKCIPHER
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help
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AES cipher algorithms (FIPS-197). Additionally the acceleration
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for popular block cipher modes ECB, CBC, CTR and XTS is supported.
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This module should only be used for low power (router) devices
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without hardware AES acceleration (e.g. caam crypto). It reduces the
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size of the AES tables from 16KB to 8KB + 256 bytes and mitigates
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timining attacks. Nevertheless it might be not as secure as other
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architecture specific assembler implementations that work on 1KB
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tables or 256 bytes S-boxes.
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endmenu
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@ -658,17 +658,6 @@ config CRYPTO_CRC32C_INTEL
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gain performance compared with software implementation.
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Module will be crc32c-intel.
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config CRYPTO_CRC32C_VPMSUM
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tristate "CRC32c CRC algorithm (powerpc64)"
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depends on PPC64 && ALTIVEC
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select CRYPTO_HASH
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select CRC32
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help
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CRC32c algorithm implemented using vector polynomial multiply-sum
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(vpmsum) instructions, introduced in POWER8. Enable on POWER8
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and newer processors for improved performance.
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config CRYPTO_CRC32C_SPARC64
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tristate "CRC32c CRC algorithm (SPARC64)"
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depends on SPARC64
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@ -762,28 +751,11 @@ config CRYPTO_CRCT10DIF_PCLMUL
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'crct10dif-pclmul' module, which is faster when computing the
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crct10dif checksum as compared with the generic table implementation.
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config CRYPTO_CRCT10DIF_VPMSUM
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tristate "CRC32T10DIF powerpc64 hardware acceleration"
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depends on PPC64 && ALTIVEC && CRC_T10DIF
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select CRYPTO_HASH
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help
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CRC10T10DIF algorithm implemented using vector polynomial
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multiply-sum (vpmsum) instructions, introduced in POWER8. Enable on
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POWER8 and newer processors for improved performance.
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config CRYPTO_CRC64_ROCKSOFT
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tristate "Rocksoft Model CRC64 algorithm"
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depends on CRC64
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select CRYPTO_HASH
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config CRYPTO_VPMSUM_TESTER
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tristate "Powerpc64 vpmsum hardware acceleration tester"
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depends on CRYPTO_CRCT10DIF_VPMSUM && CRYPTO_CRC32C_VPMSUM
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help
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Stress test for CRC32c and CRC-T10DIF algorithms implemented with
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POWER8 vpmsum instructions.
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Unless you are testing these algorithms, you don't need this.
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config CRYPTO_GHASH
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tristate "GHASH hash function"
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select CRYPTO_GF128MUL
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@ -845,14 +817,6 @@ config CRYPTO_MD5
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help
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MD5 message digest algorithm (RFC1321).
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config CRYPTO_MD5_PPC
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tristate "MD5 digest algorithm (PPC)"
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depends on PPC
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select CRYPTO_HASH
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help
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MD5 message digest algorithm (RFC1321) implemented
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in PPC assembler.
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config CRYPTO_MD5_SPARC64
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tristate "MD5 digest algorithm (SPARC64)"
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depends on SPARC64
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@ -948,20 +912,6 @@ config CRYPTO_SHA1_SPARC64
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SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
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using sparc64 crypto instructions, when available.
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config CRYPTO_SHA1_PPC
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tristate "SHA1 digest algorithm (powerpc)"
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depends on PPC
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help
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This is the powerpc hardware accelerated implementation of the
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SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
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config CRYPTO_SHA1_PPC_SPE
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tristate "SHA1 digest algorithm (PPC SPE)"
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depends on PPC && SPE
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help
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SHA-1 secure hash standard (DFIPS 180-4) implemented
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using powerpc SPE SIMD instruction set.
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config CRYPTO_SHA1_S390
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tristate "SHA1 digest algorithm"
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depends on S390
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@ -985,15 +935,6 @@ config CRYPTO_SHA256
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This code also includes SHA-224, a 224 bit hash with 112 bits
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of security against collision attacks.
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config CRYPTO_SHA256_PPC_SPE
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tristate "SHA224 and SHA256 digest algorithm (PPC SPE)"
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depends on PPC && SPE
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select CRYPTO_SHA256
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select CRYPTO_HASH
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help
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SHA224 and SHA256 secure hash standard (DFIPS 180-2)
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implemented using powerpc SPE SIMD instruction set.
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config CRYPTO_SHA256_SPARC64
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tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
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depends on SPARC64
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@ -1235,20 +1176,6 @@ config CRYPTO_AES_SPARC64
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for some popular block cipher mode is supported too, including
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ECB and CBC.
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config CRYPTO_AES_PPC_SPE
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tristate "AES cipher algorithms (PPC SPE)"
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depends on PPC && SPE
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select CRYPTO_SKCIPHER
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help
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AES cipher algorithms (FIPS-197). Additionally the acceleration
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for popular block cipher modes ECB, CBC, CTR and XTS is supported.
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This module should only be used for low power (router) devices
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without hardware AES acceleration (e.g. caam crypto). It reduces the
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size of the AES tables from 16KB to 8KB + 256 bytes and mitigates
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timining attacks. Nevertheless it might be not as secure as other
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architecture specific assembler implementations that work on 1KB
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tables or 256 bytes S-boxes.
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config CRYPTO_AES_S390
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tristate "AES cipher algorithms"
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depends on S390
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@ -2076,6 +2003,9 @@ config CRYPTO_HASH_INFO
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if MIPS
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source "arch/mips/crypto/Kconfig"
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endif
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if PPC
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source "arch/powerpc/crypto/Kconfig"
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endif
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source "drivers/crypto/Kconfig"
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source "crypto/asymmetric_keys/Kconfig"
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