Merge tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux

Pull CRC cleanups from Eric Biggers:
 "Finish cleaning up the CRC kconfig options by removing the remaining
  unnecessary prompts and an unnecessary 'default y', removing
  CONFIG_LIBCRC32C, and documenting all the CRC library options"

* tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux:
  lib/crc: remove CONFIG_LIBCRC32C
  lib/crc: document all the CRC library kconfig options
  lib/crc: remove unnecessary prompt for CONFIG_CRC_ITU_T
  lib/crc: remove unnecessary prompt for CONFIG_CRC_T10DIF
  lib/crc: remove unnecessary prompt for CONFIG_CRC16
  lib/crc: remove unnecessary prompt for CONFIG_CRC_CCITT
  lib/crc: remove unnecessary prompt for CONFIG_CRC32 and drop 'default y'

Author: torvalds

arch/arm/configs/at91_dt_defconfig

@@ -232,7 +232,6 @@ CONFIG_CRYPTO_USER_API_SKCIPHER=m
 CONFIG_CRYPTO_DEV_ATMEL_AES=y
 CONFIG_CRYPTO_DEV_ATMEL_TDES=y
 CONFIG_CRYPTO_DEV_ATMEL_SHA=y
-CONFIG_CRC_CCITT=y
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y
 CONFIG_FONT_ACORN_8x8=y

arch/arm/configs/collie_defconfig

@@ -78,7 +78,6 @@ CONFIG_ROMFS_FS=y
 CONFIG_NLS_DEFAULT="cp437"
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ISO8859_1=y
-CONFIG_CRC_CCITT=y
 CONFIG_FONTS=y
 CONFIG_FONT_MINI_4x6=y
 # CONFIG_DEBUG_BUGVERBOSE is not set

arch/arm/configs/davinci_all_defconfig

@@ -249,7 +249,6 @@ CONFIG_NLS_ASCII=m
 CONFIG_NLS_ISO8859_1=y
 CONFIG_NLS_UTF8=m
 # CONFIG_CRYPTO_HW is not set
-CONFIG_CRC_T10DIF=m
 CONFIG_DMA_CMA=y
 CONFIG_DEBUG_FS=y
 CONFIG_DEBUG_RT_MUTEXES=y

arch/arm/configs/dove_defconfig

@@ -128,7 +128,6 @@ CONFIG_CRYPTO_DEFLATE=y
 CONFIG_CRYPTO_LZO=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRYPTO_DEV_MARVELL_CESA=y
-CONFIG_CRC_CCITT=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_DEBUG_BUGVERBOSE is not set
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y

arch/arm/configs/exynos_defconfig

@@ -370,7 +370,6 @@ CONFIG_CRYPTO_AES_ARM_BS=m
 CONFIG_CRYPTO_CHACHA20_NEON=m
 CONFIG_CRYPTO_DEV_EXYNOS_RNG=y
 CONFIG_CRYPTO_DEV_S5P=y
-CONFIG_CRC_CCITT=y
 CONFIG_DMA_CMA=y
 CONFIG_CMA_SIZE_MBYTES=96
 CONFIG_FONTS=y

arch/arm/configs/imx_v6_v7_defconfig

@@ -481,8 +481,6 @@ CONFIG_SECURITYFS=y
 CONFIG_CRYPTO_DEV_FSL_CAAM=y
 CONFIG_CRYPTO_DEV_SAHARA=y
 CONFIG_CRYPTO_DEV_MXS_DCP=y
-CONFIG_CRC_CCITT=m
-CONFIG_CRC_T10DIF=y
 CONFIG_CMA_SIZE_MBYTES=64
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y

arch/arm/configs/lpc18xx_defconfig

@@ -147,7 +147,6 @@ CONFIG_EXT2_FS=y
 # CONFIG_INOTIFY_USER is not set
 CONFIG_JFFS2_FS=y
 # CONFIG_NETWORK_FILESYSTEMS is not set
-CONFIG_CRC_ITU_T=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 # CONFIG_DEBUG_BUGVERBOSE is not set

arch/arm/configs/lpc32xx_defconfig

@@ -179,7 +179,6 @@ CONFIG_NLS_ISO8859_1=y
 CONFIG_NLS_UTF8=y
 CONFIG_CRYPTO_ANSI_CPRNG=y
 # CONFIG_CRYPTO_HW is not set
-CONFIG_CRC_CCITT=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DYNAMIC_DEBUG=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y

arch/arm/configs/milbeaut_m10v_defconfig

@@ -108,8 +108,6 @@ CONFIG_CRYPTO_AES_ARM_BS=m
 CONFIG_CRYPTO_AES_ARM_CE=m
 CONFIG_CRYPTO_CHACHA20_NEON=m
 # CONFIG_CRYPTO_HW is not set
-CONFIG_CRC_CCITT=m
-CONFIG_CRC_ITU_T=m
 CONFIG_DMA_CMA=y
 CONFIG_CMA_SIZE_MBYTES=64
 CONFIG_PRINTK_TIME=y

arch/arm/configs/mmp2_defconfig

@@ -67,7 +67,6 @@ CONFIG_NFS_V3=y
 CONFIG_NFS_V3_ACL=y
 CONFIG_NFS_V4=y
 CONFIG_ROOT_NFS=y
-CONFIG_CRC_CCITT=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y