Commit c12abf34 authored by Michael Ellerman's avatar Michael Ellerman Committed by Herbert Xu
Browse files

crypto: powerpc - CRYPT_CRC32C_VPMSUM should depend on ALTIVEC 



The optimised crc32c implementation depends on VMX (aka. Altivec)
instructions, so the kernel must be built with Altivec support in order
for the crc32c code to build.

Fixes: 6dd7a82c ("crypto: powerpc - Add POWER8 optimised crc32c")
Acked-by: default avatarAnton Blanchard <anton@samba.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 2fdea258

crypto/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -439,7 +439,7 @@ config CRYPTO_CRC32C_INTEL 


config CRYPT_CRC32C_VPMSUM

	tristate "CRC32c CRC algorithm (powerpc64)"

	depends on PPC64

	depends on PPC64 && ALTIVEC

	select CRYPTO_HASH

	select CRC32

	help