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UPSTREAM: crypto: blake2s - x86_64 SIMD implementation

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These implementations from Samuel Neves support AVX and AVX-512VL.
Originally this used AVX-512F, but Skylake thermal throttling made
AVX-512VL more attractive and possible to do with negligable difference.

Bug: 152722841
Signed-off-by: Jason A. Donenfeld <[email protected]>
Signed-off-by: Samuel Neves <[email protected]>
Co-developed-by: Samuel Neves <[email protected]>
[ardb: move to arch/x86/crypto, wire into lib/crypto framework]
Signed-off-by: Ard Biesheuvel <[email protected]>
Signed-off-by: Herbert Xu <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Change-Id: I25f5770976a2681e24a1e762360c2a9900e9a62c
This commit is contained in:
Jason A. Donenfeld 2019-11-08 13:22:31 +01:00 • committed by Alistair Delva
commit 3e82f8af26
4 changed files with 499 additions and 0 deletions
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6
crypto/Kconfig
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@ -657,6 +657,12 @@ config CRYPTO_BLAKE2S
See https://blake2.net for further information.
config CRYPTO_BLAKE2S_X86
tristate "BLAKE2s digest algorithm (x86 accelerated version)"
depends on X86 && 64BIT
select CRYPTO_LIB_BLAKE2S_GENERIC
select CRYPTO_ARCH_HAVE_LIB_BLAKE2S
config CRYPTO_CRCT10DIF
tristate "CRCT10DIF algorithm"
select CRYPTO_HASH