diff options
Diffstat (limited to 'arch/powerpc/crypto/Kconfig')
| -rw-r--r-- | arch/powerpc/crypto/Kconfig | 64 |
1 files changed, 33 insertions, 31 deletions
diff --git a/arch/powerpc/crypto/Kconfig b/arch/powerpc/crypto/Kconfig index 6fc2248ca561..370db8192ce6 100644 --- a/arch/powerpc/crypto/Kconfig +++ b/arch/powerpc/crypto/Kconfig @@ -2,38 +2,18 @@ menu "Accelerated Cryptographic Algorithms for CPU (powerpc)" -config CRYPTO_CRC32C_VPMSUM - tristate "CRC32c" - depends on PPC64 && ALTIVEC - select CRYPTO_HASH - select CRC32 +config CRYPTO_CURVE25519_PPC64 + tristate + depends on PPC64 && CPU_LITTLE_ENDIAN + select CRYPTO_KPP + select CRYPTO_LIB_CURVE25519_GENERIC + select CRYPTO_ARCH_HAVE_LIB_CURVE25519 + default CRYPTO_LIB_CURVE25519_INTERNAL help - CRC32c CRC algorithm with the iSCSI polynomial (RFC 3385 and RFC 3720) - - Architecture: powerpc64 using - - AltiVec extensions - - Enable on POWER8 and newer processors for improved performance. - -config CRYPTO_CRCT10DIF_VPMSUM - tristate "CRC32T10DIF" - depends on PPC64 && ALTIVEC && CRC_T10DIF - select CRYPTO_HASH - help - CRC16 CRC algorithm used for the T10 (SCSI) Data Integrity Field (DIF) - - Architecture: powerpc64 using - - AltiVec extensions + Curve25519 algorithm - Enable on POWER8 and newer processors for improved performance. - -config CRYPTO_VPMSUM_TESTER - tristate "CRC32c and CRC32T10DIF hardware acceleration tester" - depends on CRYPTO_CRCT10DIF_VPMSUM && CRYPTO_CRC32C_VPMSUM - help - Stress test for CRC32c and CRCT10DIF algorithms implemented with - powerpc64 AltiVec extensions (POWER8 vpmsum instructions). - Unless you are testing these algorithms, you don't need this. + Architecture: PowerPC64 + - Little-endian config CRYPTO_MD5_PPC tristate "Digests: MD5" @@ -101,6 +81,7 @@ config CRYPTO_AES_GCM_P10 select CRYPTO_ALGAPI select CRYPTO_AEAD select CRYPTO_SKCIPHER + select CRYPTO_SIMD help AEAD cipher: AES cipher algorithms (FIPS-197) GCM (Galois/Counter Mode) authenticated encryption mode (NIST SP800-38D) @@ -112,11 +93,12 @@ config CRYPTO_AES_GCM_P10 later CPU. This module supports stitched acceleration for AES/GCM. config CRYPTO_CHACHA20_P10 - tristate "Ciphers: ChaCha20, XChacha20, XChacha12 (P10 or later)" + tristate depends on PPC64 && CPU_LITTLE_ENDIAN && VSX select CRYPTO_SKCIPHER select CRYPTO_LIB_CHACHA_GENERIC select CRYPTO_ARCH_HAVE_LIB_CHACHA + default CRYPTO_LIB_CHACHA_INTERNAL help Length-preserving ciphers: ChaCha20, XChaCha20, and XChaCha12 stream cipher algorithms @@ -137,4 +119,24 @@ config CRYPTO_POLY1305_P10 - Power10 or later - Little-endian +config CRYPTO_DEV_VMX + bool "Support for VMX cryptographic acceleration instructions" + depends on PPC64 && VSX + help + Support for VMX cryptographic acceleration instructions. + +config CRYPTO_DEV_VMX_ENCRYPT + tristate "Encryption acceleration support on P8 CPU" + depends on CRYPTO_DEV_VMX + select CRYPTO_AES + select CRYPTO_CBC + select CRYPTO_CTR + select CRYPTO_GHASH + select CRYPTO_XTS + default m + help + Support for VMX cryptographic acceleration instructions on Power8 CPU. + This module supports acceleration for AES and GHASH in hardware. If you + choose 'M' here, this module will be called vmx-crypto. + endmenu |