diff options
Diffstat (limited to 'lib/Kconfig')
| -rw-r--r-- | lib/Kconfig | 94 |
1 files changed, 34 insertions, 60 deletions
diff --git a/lib/Kconfig b/lib/Kconfig index dccb61b7d698..6c1b8f184267 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -139,27 +139,22 @@ config TRACE_MMIO_ACCESS source "lib/crypto/Kconfig" config CRC_CCITT - tristate "CRC-CCITT functions" + tristate help - This option is provided for the case where no in-kernel-tree - modules require CRC-CCITT functions, but a module built outside - the kernel tree does. Such modules that use library CRC-CCITT - functions require M here. + The CRC-CCITT library functions. Select this if your module uses any + of the functions from <linux/crc-ccitt.h>. config CRC16 - tristate "CRC16 functions" + tristate help - This option is provided for the case where no in-kernel-tree - modules require CRC16 functions, but a module built outside - the kernel tree does. Such modules that use library CRC16 - functions require M here. + The CRC16 library functions. Select this if your module uses any of + the functions from <linux/crc16.h>. config CRC_T10DIF - tristate "CRC calculation for the T10 Data Integrity Field" + tristate help - This option is only needed if a module that's not in the - kernel tree needs to calculate CRC checks for use with the - SCSI data integrity subsystem. + The CRC-T10DIF library functions. Select this if your module uses + any of the functions from <linux/crc-t10dif.h>. config ARCH_HAS_CRC_T10DIF bool @@ -168,32 +163,18 @@ config CRC_T10DIF_ARCH tristate default CRC_T10DIF if ARCH_HAS_CRC_T10DIF && CRC_OPTIMIZATIONS -config CRC64_ROCKSOFT - tristate "CRC calculation for the Rocksoft model CRC64" - select CRC64 - select CRYPTO - select CRYPTO_CRC64_ROCKSOFT - help - This option provides a CRC64 API to a registered crypto driver. - This is used with the block layer's data integrity subsystem. - config CRC_ITU_T - tristate "CRC ITU-T V.41 functions" + tristate help - This option is provided for the case where no in-kernel-tree - modules require CRC ITU-T V.41 functions, but a module built outside - the kernel tree does. Such modules that use library CRC ITU-T V.41 - functions require M here. + The CRC-ITU-T library functions. Select this if your module uses + any of the functions from <linux/crc-itu-t.h>. config CRC32 - tristate "CRC32/CRC32c functions" - default y + tristate select BITREVERSE help - This option is provided for the case where no in-kernel-tree - modules require CRC32/CRC32c functions, but a module built outside - the kernel tree does. Such modules that use library CRC32/CRC32c - functions require M here. + The CRC32 library functions. Select this if your module uses any of + the functions from <linux/crc32.h> or <linux/crc32c.h>. config ARCH_HAS_CRC32 bool @@ -203,42 +184,35 @@ config CRC32_ARCH default CRC32 if ARCH_HAS_CRC32 && CRC_OPTIMIZATIONS config CRC64 - tristate "CRC64 functions" + tristate help - This option is provided for the case where no in-kernel-tree - modules require CRC64 functions, but a module built outside - the kernel tree does. Such modules that use library CRC64 - functions require M here. + The CRC64 library functions. Select this if your module uses any of + the functions from <linux/crc64.h>. + +config ARCH_HAS_CRC64 + bool + +config CRC64_ARCH + tristate + default CRC64 if ARCH_HAS_CRC64 && CRC_OPTIMIZATIONS config CRC4 - tristate "CRC4 functions" + tristate help - This option is provided for the case where no in-kernel-tree - modules require CRC4 functions, but a module built outside - the kernel tree does. Such modules that use library CRC4 - functions require M here. + The CRC4 library functions. Select this if your module uses any of + the functions from <linux/crc4.h>. config CRC7 - tristate "CRC7 functions" - help - This option is provided for the case where no in-kernel-tree - modules require CRC7 functions, but a module built outside - the kernel tree does. Such modules that use library CRC7 - functions require M here. - -config LIBCRC32C - tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check" - select CRC32 + tristate help - This option just selects CRC32 and is provided for compatibility - purposes until the users are updated to select CRC32 directly. + The CRC7 library functions. Select this if your module uses any of + the functions from <linux/crc7.h>. config CRC8 - tristate "CRC8 function" + tristate help - This option provides CRC8 function. Drivers may select this - when they need to do cyclic redundancy check according CRC8 - algorithm. Module will be called crc8. + The CRC8 library functions. Select this if your module uses any of + the functions from <linux/crc8.h>. config CRC_OPTIMIZATIONS bool "Enable optimized CRC implementations" if EXPERT |