[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-ID: <ZLEMNpZ4M4U/4t6j@gondor.apana.org.au>
Date: Fri, 14 Jul 2023 18:49:58 +1000
From: Herbert Xu <herbert@...dor.apana.org.au>
To: Danny Tsen <dtsen@...ux.ibm.com>
Cc: linux-crypto@...r.kernel.org, leitao@...ian.org,
nayna@...ux.ibm.com, appro@...ptogams.org,
linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
mpe@...erman.id.au, ltcgcw@...ux.vnet.ibm.com, dtsen@...ibm.com
Subject: Re: [PATCH v2 0/5] crypto: Accelerated Chacha20/Poly1305
implementation
On Wed, Apr 26, 2023 at 03:11:42PM -0400, Danny Tsen wrote:
> This patch series provide an accelerated/optimized Chacha20 and Poly1305
> implementation for Power10 or later CPU (ppc64le). This module
> implements algorithm specified in RFC7539. The implementation
> provides 3.5X better performance than the baseline for Chacha20 and
> Poly1305 individually and 1.5X improvement for Chacha20/Poly1305
> operation.
>
> This patch has been tested with the kernel crypto module tcrypt.ko and
> has passed the selftest. The patch is also tested with
> CONFIG_CRYPTO_MANAGER_EXTRA_TESTS enabled.
>
>
> Danny Tsen (5):
> An optimized Chacha20 implementation with 8-way unrolling for ppc64le.
> Glue code for optmized Chacha20 implementation for ppc64le.
> An optimized Poly1305 implementation with 4-way unrolling for ppc64le.
> Glue code for optmized Poly1305 implementation for ppc64le.
> Update Kconfig and Makefile.
>
> arch/powerpc/crypto/Kconfig | 26 +
> arch/powerpc/crypto/Makefile | 4 +
> arch/powerpc/crypto/chacha-p10-glue.c | 221 +++++
> arch/powerpc/crypto/chacha-p10le-8x.S | 842 ++++++++++++++++++
> arch/powerpc/crypto/poly1305-p10-glue.c | 186 ++++
> arch/powerpc/crypto/poly1305-p10le_64.S | 1075 +++++++++++++++++++++++
> 6 files changed, 2354 insertions(+)
> create mode 100644 arch/powerpc/crypto/chacha-p10-glue.c
> create mode 100644 arch/powerpc/crypto/chacha-p10le-8x.S
> create mode 100644 arch/powerpc/crypto/poly1305-p10-glue.c
> create mode 100644 arch/powerpc/crypto/poly1305-p10le_64.S
>
> --
> 2.31.1
All applied. Thanks.
--
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
Powered by blists - more mailing lists