On 2 January 2017 at 18:21, Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx> wrote: > This series adds SIMD implementations for arm64 and ARM of ChaCha20 (*), > and a port of the ARM bit-sliced AES algorithm to arm64, and > > Patch #1 is a prerequisite for the AES-XTS implementation in #6, which needs > a secondary AES transform to generate the initial tweak. > Herbert, I actually have a scalar AES implementation for arm64 which I could use instead, making this patch unnecessary. I could respin the entire series, or you could simply disregard #1 and #6 for now, whichever you prefer. Thanks, Ard. > Patch #2 optimizes the bit-sliced AES glue code for ARM to iterate over the > input in the most efficient manner possible. > > Patch #3 adds a NEON implementation of ChaCha20 for ARM. > > Patch #4 adds a NEON implementation of ChaCha20 for arm64. > > Patch #5 modifies the existing NEON and ARMv8 Crypto Extensions implementations > of AES-CTR to be available as a synchronous skcipher as well. This is intended > for the mac80211 code, which uses synchronous encapsulations of ctr(aes) > [ccm, gcm] in softirq context, which supports SIMD algorithms on arm64. > > Patch #6 adds a port of the ARM bit-sliced AES code to arm64, in ECB, CTR > and XTS modes. > > Ard Biesheuvel (6): > crypto: generic/aes - export encrypt and decrypt entry points > crypto: arm/aes-neonbs - process 8 blocks in parallel if we can > crypto: arm/chacha20 - implement NEON version based on SSE3 code > crypto: arm64/chacha20 - implement NEON version based on SSE3 code > crypto: arm64/aes-blk - expose AES-CTR as synchronous cipher as well > crypto: arm64/aes - reimplement bit-sliced ARM/NEON implementation for > arm64 > > arch/arm/crypto/Kconfig | 6 + > arch/arm/crypto/Makefile | 2 + > arch/arm/crypto/aesbs-glue.c | 67 +- > arch/arm/crypto/chacha20-neon-core.S | 524 ++++++++++++ > arch/arm/crypto/chacha20-neon-glue.c | 128 +++ > arch/arm64/crypto/Kconfig | 13 + > arch/arm64/crypto/Makefile | 6 + > arch/arm64/crypto/aes-glue.c | 25 +- > arch/arm64/crypto/aes-neonbs-core.S | 879 ++++++++++++++++++++ > arch/arm64/crypto/aes-neonbs-glue.c | 344 ++++++++ > arch/arm64/crypto/chacha20-neon-core.S | 450 ++++++++++ > arch/arm64/crypto/chacha20-neon-glue.c | 127 +++ > crypto/aes_generic.c | 10 +- > include/crypto/aes.h | 3 + > 14 files changed, 2549 insertions(+), 35 deletions(-) > create mode 100644 arch/arm/crypto/chacha20-neon-core.S > create mode 100644 arch/arm/crypto/chacha20-neon-glue.c > create mode 100644 arch/arm64/crypto/aes-neonbs-core.S > create mode 100644 arch/arm64/crypto/aes-neonbs-glue.c > create mode 100644 arch/arm64/crypto/chacha20-neon-core.S > create mode 100644 arch/arm64/crypto/chacha20-neon-glue.c > > -- > 2.7.4 > -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
