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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2015-03-10 09:47:48 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2015-03-12 21:13:36 +1100
commitf1e866b10676faf8b9092cb821a9ac8acf31dbd8 (patch)
treebd2c9bd2e28e0ba1449a6a8b46fa779b34e87e18 /drivers/char/hw_random
parent86464859cc77ecfd989ad5c912bef167b1128b0b (diff)
downloadlinux-f1e866b10676faf8b9092cb821a9ac8acf31dbd8.tar.bz2
crypto: arm - add support for GHASH using ARMv8 Crypto Extensions
This implements the GHASH hash algorithm (as used by the GCM AEAD chaining mode) using the AArch32 version of the 64x64 to 128 bit polynomial multiplication instruction (vmull.p64) that is part of the ARMv8 Crypto Extensions. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char/hw_random')
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