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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2016-12-08 14:28:58 +0000
committerHerbert Xu <herbert@gondor.apana.org.au>2016-12-27 17:47:28 +0800
commit8621caa0d45e731f2e9f5889ff5bb384fcd6e059 (patch)
tree6bb783367ec2e043764996bcca55550b5fc47e4c /arch/arm64/crypto/Kconfig
parent02608e02fbec04fccf2eb0cc8d8082f65c0a4286 (diff)
crypto: arm64/chacha20 - implement NEON version based on SSE3 code
This is a straight port to arm64/NEON of the x86 SSE3 implementation of the ChaCha20 stream cipher. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/arm64/crypto/Kconfig')
-rw-r--r--arch/arm64/crypto/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig
index 450a85df041a..0bf0f531f539 100644
--- a/arch/arm64/crypto/Kconfig
+++ b/arch/arm64/crypto/Kconfig
@@ -72,4 +72,10 @@ config CRYPTO_CRC32_ARM64
depends on ARM64
select CRYPTO_HASH
+config CRYPTO_CHACHA20_NEON
+ tristate "NEON accelerated ChaCha20 symmetric cipher"
+ depends on KERNEL_MODE_NEON
+ select CRYPTO_BLKCIPHER
+ select CRYPTO_CHACHA20
+
endif