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crypto: crc32c - Kill pointless CRYPTO_CRC32C_X86_64 option

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This bool option can never be set to anything other than y.  So
let's just kill it.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2013-02-26 17:52:15 +08:00
parent 32dc43e40a
commit ca81a1a1b8
2 changed files with 1 additions and 11 deletions
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2
arch/x86/crypto/Makefile
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@ -52,5 +52,5 @@ aesni-intel-y := aesni-intel_asm.o aesni-intel_glue.o fpu.o
ghash-clmulni-intel-y := ghash-clmulni-intel_asm.o ghash-clmulni-intel_glue.o ghash-clmulni-intel-y := ghash-clmulni-intel_asm.o ghash-clmulni-intel_glue.o
sha1-ssse3-y := sha1_ssse3_asm.o sha1_ssse3_glue.o sha1-ssse3-y := sha1_ssse3_asm.o sha1_ssse3_glue.o
crc32c-intel-y := crc32c-intel_glue.o crc32c-intel-y := crc32c-intel_glue.o
crc32c-intel-$(CONFIG_CRYPTO_CRC32C_X86_64) += crc32c-pcl-intel-asm_64.o crc32c-intel-$(CONFIG_64BIT) += crc32c-pcl-intel-asm_64.o
crc32-pclmul-y := crc32-pclmul_asm.o crc32-pclmul_glue.o crc32-pclmul-y := crc32-pclmul_asm.o crc32-pclmul_glue.o

10
crypto/Kconfig
View file

@ -322,19 +322,9 @@ config CRYPTO_CRC32C
by iSCSI for header and data digests and by others. by iSCSI for header and data digests and by others.
See Castagnoli93. Module will be crc32c. 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 config CRYPTO_CRC32C_INTEL
tristate "CRC32c INTEL hardware acceleration" tristate "CRC32c INTEL hardware acceleration"
depends on X86 depends on X86
select CRYPTO_CRC32C_X86_64 if 64BIT
select CRYPTO_HASH select CRYPTO_HASH
help help
In Intel processor with SSE4.2 supported, the processor will In Intel processor with SSE4.2 supported, the processor will