Re: [PATCH v2 0/6] crypto: Accelerated AES/GCM stitched implementation

From: Danny Tsen
Date: Tue Jan 03 2023 - 10:38:00 EST


Hi Herbert,

Uh, I will fix it.  It was set to ABI v2 in assembly file.  Sorry about that.


Thanks.

-Danny

On 12/30/22 8:55 AM, Herbert Xu wrote:
On Sun, Dec 04, 2022 at 07:34:52PM -0500, Danny Tsen wrote:
This patch series enable an accelerated AES/GCM stitched implementation for
Power10+ CPU(ppc64le). This module supports AEAD algorithm. The stitched
implementation provides 3.5X+ better performance than the baseline.

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 (6):
Patch1: Update Kconfig and Makefile.
Patch2: Glue code for AES/GCM stitched implementation.
Patch3: An accelerated AES/GCM stitched implementation.
Patch4: Supporting functions for AES.
Patch5: Supporting functions for ghash.
Patch6: A perl script to process PowerPC assembler source.

arch/powerpc/crypto/Kconfig | 11 +
arch/powerpc/crypto/Makefile | 10 +
arch/powerpc/crypto/aesp8-ppc.pl | 3846 ++++++++++++++++++++++++
arch/powerpc/crypto/ghashp8-ppc.pl | 370 +++
arch/powerpc/crypto/p10-aes-gcm-glue.c | 345 +++
arch/powerpc/crypto/p10_aes_gcm.S | 1519 ++++++++++
arch/powerpc/crypto/ppc-xlate.pl | 229 ++
7 files changed, 6330 insertions(+)
create mode 100644 arch/powerpc/crypto/aesp8-ppc.pl
create mode 100644 arch/powerpc/crypto/ghashp8-ppc.pl
create mode 100644 arch/powerpc/crypto/p10-aes-gcm-glue.c
create mode 100644 arch/powerpc/crypto/p10_aes_gcm.S
create mode 100644 arch/powerpc/crypto/ppc-xlate.pl
I can't build this, it fails with

LD [M] arch/powerpc/crypto/p10-aes-gcm-crypto.o
powerpc64le-linux-gnu-ld: arch/powerpc/crypto/p10_aes_gcm.o: ABI version 2 is not compatible with ABI version 1 output
powerpc64le-linux-gnu-ld: failed to merge target specific data of file arch/powerpc/crypto/p10_aes_gcm.o

Cheers,