diff options
Diffstat (limited to 'crypto/Kconfig')
| -rw-r--r-- | crypto/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig index 6563366bae80..b901b590635f 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -324,9 +324,19 @@ config CRYPTO_CRC32C by iSCSI for header and data digests and by others. See Castagnoli93. Module will be crc32c. +config CRYPTO_CRC32C_X86_64 + bool + depends on X86 && 64BIT + select CRYPTO_HASH + help + In Intel processor with SSE4.2 supported, the processor will + support CRC32C calculation using hardware accelerated CRC32 + instruction optimized with PCLMULQDQ instruction when available. + config CRYPTO_CRC32C_INTEL tristate "CRC32c INTEL hardware acceleration" depends on X86 + select CRYPTO_CRC32C_X86_64 if 64BIT select CRYPTO_HASH help In Intel processor with SSE4.2 supported, the processor will |