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authorMichael Ellerman <mpe@ellerman.id.au>2016-08-09 08:46:15 +1000
committerHerbert Xu <herbert@gondor.apana.org.au>2016-08-09 18:25:09 +0800
commitc12abf346456416ca7f7ba45f363cf92d2480a99 (patch)
tree41d4434bd00328613bc79b32fb4abbcb40d81b02 /crypto/Kconfig
parent2fdea258fde036a87d3396ec9c0ef66f10768530 (diff)
downloadlinux-stericsson-c12abf346456416ca7f7ba45f363cf92d2480a99.tar.gz
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: 6dd7a82cc54e ("crypto: powerpc - Add POWER8 optimised crc32c") Acked-by: Anton Blanchard <anton@samba.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/Kconfig')
-rw-r--r--crypto/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig
index a9377bef25e3..84d71482bf08 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -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
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