From: "Jason A. Donenfeld" <Jason@xxxxxxxxx>
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.
Signed-off-by: Jason A. Donenfeld <Jason@xxxxxxxxx>
Signed-off-by: Samuel Neves <sneves@xxxxxxxxx>
Co-developed-by: Samuel Neves <sneves@xxxxxxxxx>
[ardb: move to arch/x86/crypto, wire into lib/crypto framework]
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
---
arch/x86/crypto/Makefile | 2 +
arch/x86/crypto/blake2s-core.S | 685 ++++++++++++++++++++
arch/x86/crypto/blake2s-glue.c | 235 +++++++
crypto/Kconfig | 6 +
4 files changed, 928 insertions(+)
diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile
index 759b1a927826..922c8ecfa00f 100644
--- a/arch/x86/crypto/Makefile
+++ b/arch/x86/crypto/Makefile
@@ -48,6 +48,7 @@ ifeq ($(avx_supported),yes)
obj-$(CONFIG_CRYPTO_CAST6_AVX_X86_64) += cast6-avx-x86_64.o
obj-$(CONFIG_CRYPTO_TWOFISH_AVX_X86_64) += twofish-avx-x86_64.o
obj-$(CONFIG_CRYPTO_SERPENT_AVX_X86_64) += serpent-avx-x86_64.o
+ obj-$(CONFIG_CRYPTO_BLAKE2S_X86) += blake2s-x86_64.o
endif
# These modules require assembler to support AVX2.
@@ -70,6 +71,7 @@ serpent-sse2-x86_64-y := serpent-sse2-x86_64-asm_64.o serpent_sse2_glue.o
aegis128-aesni-y := aegis128-aesni-asm.o aegis128-aesni-glue.o
nhpoly1305-sse2-y := nh-sse2-x86_64.o nhpoly1305-sse2-glue.o
+blake2s-x86_64-y := blake2s-core.o blake2s-glue.o
ifeq ($(avx_supported),yes)
camellia-aesni-avx-x86_64-y := camellia-aesni-avx-asm_64.o \
diff --git a/arch/x86/crypto/blake2s-core.S b/arch/x86/crypto/blake2s-core.S
new file mode 100644
index 000000000000..675288fa4cca
--- /dev/null
+++ b/arch/x86/crypto/blake2s-core.S
@@ -0,0 +1,685 @@
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+/*
+ * Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@xxxxxxxxx>. All Rights Reserved.
+ * Copyright (C) 2017 Samuel Neves <sneves@xxxxxxxxx>. All Rights Reserved.
+ */
+
+#include <linux/linkage.h>
+
+.section .rodata.cst32.BLAKE2S_IV, "aM", @progbits, 32
+.align 32
+IV: .octa 0xA54FF53A3C6EF372BB67AE856A09E667
+ .octa 0x5BE0CD191F83D9AB9B05688C510E527F
+.section .rodata.cst16.ROT16, "aM", @progbits, 16
+.align 16
+ROT16: .octa 0x0D0C0F0E09080B0A0504070601000302
+.section .rodata.cst16.ROR328, "aM", @progbits, 16
+.align 16
+ROR328: .octa 0x0C0F0E0D080B0A090407060500030201
+#ifdef CONFIG_AS_AVX512
+.section .rodata.cst64.BLAKE2S_SIGMA, "aM", @progbits, 640
+.align 64
+SIGMA:
+.long 0, 2, 4, 6, 1, 3, 5, 7, 8, 10, 12, 14, 9, 11, 13, 15
+.long 11, 2, 12, 14, 9, 8, 15, 3, 4, 0, 13, 6, 10, 1, 7, 5
+.long 10, 12, 11, 6, 5, 9, 13, 3, 4, 15, 14, 2, 0, 7, 8, 1
+.long 10, 9, 7, 0, 11, 14, 1, 12, 6, 2, 15, 3, 13, 8, 5, 4
+.long 4, 9, 8, 13, 14, 0, 10, 11, 7, 3, 12, 1, 5, 6, 15, 2
+.long 2, 10, 4, 14, 13, 3, 9, 11, 6, 5, 7, 12, 15, 1, 8, 0
+.long 4, 11, 14, 8, 13, 10, 12, 5, 2, 1, 15, 3, 9, 7, 0, 6
+.long 6, 12, 0, 13, 15, 2, 1, 10, 4, 5, 11, 14, 8, 3, 9, 7
+.long 14, 5, 4, 12, 9, 7, 3, 10, 2, 0, 6, 15, 11, 1, 13, 8
+.long 11, 7, 13, 10, 12, 14, 0, 15, 4, 5, 6, 9, 2, 1, 8, 3
+#endif /* CONFIG_AS_AVX512 */
+
+.text
+#ifdef CONFIG_AS_AVX
+ENTRY(blake2s_compress_avx)
+ movl %ecx, %ecx
+ testq %rdx, %rdx
+ je .Lendofloop
+ .align 32
+.Lbeginofloop:
+ addq %rcx, 32(%rdi)
+ vmovdqu IV+16(%rip), %xmm1
+ vmovdqu (%rsi), %xmm4
+ vpxor 32(%rdi), %xmm1, %xmm1
+ vmovdqu 16(%rsi), %xmm3
+ vshufps $136, %xmm3, %xmm4, %xmm6
+ vmovdqa ROT16(%rip), %xmm7
+ vpaddd (%rdi), %xmm6, %xmm6
+ vpaddd 16(%rdi), %xmm6, %xmm6
+ vpxor %xmm6, %xmm1, %xmm1
+ vmovdqu IV(%rip), %xmm8
+ vpshufb %xmm7, %xmm1, %xmm1
+ vmovdqu 48(%rsi), %xmm5
+ vpaddd %xmm1, %xmm8, %xmm8
+ vpxor 16(%rdi), %xmm8, %xmm9
+ vmovdqu 32(%rsi), %xmm2
+ vpblendw $12, %xmm3, %xmm5, %xmm13
+ vshufps $221, %xmm5, %xmm2, %xmm12
+ vpunpckhqdq %xmm2, %xmm4, %xmm14
+ vpslld $20, %xmm9, %xmm0
+ vpsrld $12, %xmm9, %xmm9
+ vpxor %xmm0, %xmm9, %xmm0
+ vshufps $221, %xmm3, %xmm4, %xmm9
+ vpaddd %xmm9, %xmm6, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vmovdqa ROR328(%rip), %xmm6
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm8, %xmm8
+ vpxor %xmm8, %xmm0, %xmm0
+ vpshufd $147, %xmm1, %xmm1
+ vpshufd $78, %xmm8, %xmm8
+ vpslld $25, %xmm0, %xmm10
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm10, %xmm0, %xmm0
+ vshufps $136, %xmm5, %xmm2, %xmm10
+ vpshufd $57, %xmm0, %xmm0
+ vpaddd %xmm10, %xmm9, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpaddd %xmm12, %xmm9, %xmm9
+ vpblendw $12, %xmm2, %xmm3, %xmm12
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm8, %xmm8
+ vpxor %xmm8, %xmm0, %xmm10
+ vpslld $20, %xmm10, %xmm0
+ vpsrld $12, %xmm10, %xmm10
+ vpxor %xmm0, %xmm10, %xmm0
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm8, %xmm8
+ vpxor %xmm8, %xmm0, %xmm0
+ vpshufd $57, %xmm1, %xmm1
+ vpshufd $78, %xmm8, %xmm8
+ vpslld $25, %xmm0, %xmm10
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm10, %xmm0, %xmm0
+ vpslldq $4, %xmm5, %xmm10
+ vpblendw $240, %xmm10, %xmm12, %xmm12
+ vpshufd $147, %xmm0, %xmm0
+ vpshufd $147, %xmm12, %xmm12
+ vpaddd %xmm9, %xmm12, %xmm12
+ vpaddd %xmm0, %xmm12, %xmm12
+ vpxor %xmm12, %xmm1, %xmm1
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm8, %xmm8
+ vpxor %xmm8, %xmm0, %xmm11
+ vpslld $20, %xmm11, %xmm9
+ vpsrld $12, %xmm11, %xmm11
+ vpxor %xmm9, %xmm11, %xmm0
+ vpshufd $8, %xmm2, %xmm9
+ vpblendw $192, %xmm5, %xmm3, %xmm11
+ vpblendw $240, %xmm11, %xmm9, %xmm9
+ vpshufd $177, %xmm9, %xmm9
+ vpaddd %xmm12, %xmm9, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm11
+ vpxor %xmm11, %xmm1, %xmm1
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm8, %xmm8
+ vpxor %xmm8, %xmm0, %xmm9
+ vpshufd $147, %xmm1, %xmm1
+ vpshufd $78, %xmm8, %xmm8
+ vpslld $25, %xmm9, %xmm0
+ vpsrld $7, %xmm9, %xmm9
+ vpxor %xmm0, %xmm9, %xmm0
+ vpslldq $4, %xmm3, %xmm9
+ vpblendw $48, %xmm9, %xmm2, %xmm9
+ vpblendw $240, %xmm9, %xmm4, %xmm9
+ vpshufd $57, %xmm0, %xmm0
+ vpshufd $177, %xmm9, %xmm9
+ vpaddd %xmm11, %xmm9, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm8, %xmm11
+ vpxor %xmm11, %xmm0, %xmm0
+ vpslld $20, %xmm0, %xmm8
+ vpsrld $12, %xmm0, %xmm0
+ vpxor %xmm8, %xmm0, %xmm0
+ vpunpckhdq %xmm3, %xmm4, %xmm8
+ vpblendw $12, %xmm10, %xmm8, %xmm12
+ vpshufd $177, %xmm12, %xmm12
+ vpaddd %xmm9, %xmm12, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm11, %xmm11
+ vpxor %xmm11, %xmm0, %xmm0
+ vpshufd $57, %xmm1, %xmm1
+ vpshufd $78, %xmm11, %xmm11
+ vpslld $25, %xmm0, %xmm12
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm12, %xmm0, %xmm0
+ vpunpckhdq %xmm5, %xmm2, %xmm12
+ vpshufd $147, %xmm0, %xmm0
+ vpblendw $15, %xmm13, %xmm12, %xmm12
+ vpslldq $8, %xmm5, %xmm13
+ vpshufd $210, %xmm12, %xmm12
+ vpaddd %xmm9, %xmm12, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm11, %xmm11
+ vpxor %xmm11, %xmm0, %xmm0
+ vpslld $20, %xmm0, %xmm12
+ vpsrld $12, %xmm0, %xmm0
+ vpxor %xmm12, %xmm0, %xmm0
+ vpunpckldq %xmm4, %xmm2, %xmm12
+ vpblendw $240, %xmm4, %xmm12, %xmm12
+ vpblendw $192, %xmm13, %xmm12, %xmm12
+ vpsrldq $12, %xmm3, %xmm13
+ vpaddd %xmm12, %xmm9, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm11, %xmm11
+ vpxor %xmm11, %xmm0, %xmm0
+ vpshufd $147, %xmm1, %xmm1
+ vpshufd $78, %xmm11, %xmm11
+ vpslld $25, %xmm0, %xmm12
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm12, %xmm0, %xmm0
+ vpblendw $60, %xmm2, %xmm4, %xmm12
+ vpblendw $3, %xmm13, %xmm12, %xmm12
+ vpshufd $57, %xmm0, %xmm0
+ vpshufd $78, %xmm12, %xmm12
+ vpaddd %xmm9, %xmm12, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm11, %xmm11
+ vpxor %xmm11, %xmm0, %xmm12
+ vpslld $20, %xmm12, %xmm13
+ vpsrld $12, %xmm12, %xmm0
+ vpblendw $51, %xmm3, %xmm4, %xmm12
+ vpxor %xmm13, %xmm0, %xmm0
+ vpblendw $192, %xmm10, %xmm12, %xmm10
+ vpslldq $8, %xmm2, %xmm12
+ vpshufd $27, %xmm10, %xmm10
+ vpaddd %xmm9, %xmm10, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm11, %xmm11
+ vpxor %xmm11, %xmm0, %xmm0
+ vpshufd $57, %xmm1, %xmm1
+ vpshufd $78, %xmm11, %xmm11
+ vpslld $25, %xmm0, %xmm10
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm10, %xmm0, %xmm0
+ vpunpckhdq %xmm2, %xmm8, %xmm10
+ vpshufd $147, %xmm0, %xmm0
+ vpblendw $12, %xmm5, %xmm10, %xmm10
+ vpshufd $210, %xmm10, %xmm10
+ vpaddd %xmm9, %xmm10, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm11, %xmm11
+ vpxor %xmm11, %xmm0, %xmm10
+ vpslld $20, %xmm10, %xmm0
+ vpsrld $12, %xmm10, %xmm10
+ vpxor %xmm0, %xmm10, %xmm0
+ vpblendw $12, %xmm4, %xmm5, %xmm10
+ vpblendw $192, %xmm12, %xmm10, %xmm10
+ vpunpckldq %xmm2, %xmm4, %xmm12
+ vpshufd $135, %xmm10, %xmm10
+ vpaddd %xmm9, %xmm10, %xmm9
+ vpaddd %xmm0, %xmm9, %xmm9
+ vpxor %xmm9, %xmm1, %xmm1
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm11, %xmm13
+ vpxor %xmm13, %xmm0, %xmm0
+ vpshufd $147, %xmm1, %xmm1
+ vpshufd $78, %xmm13, %xmm13
+ vpslld $25, %xmm0, %xmm10
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm10, %xmm0, %xmm0
+ vpblendw $15, %xmm3, %xmm4, %xmm10
+ vpblendw $192, %xmm5, %xmm10, %xmm10
+ vpshufd $57, %xmm0, %xmm0
+ vpshufd $198, %xmm10, %xmm10
+ vpaddd %xmm9, %xmm10, %xmm10
+ vpaddd %xmm0, %xmm10, %xmm10
+ vpxor %xmm10, %xmm1, %xmm1
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm13, %xmm13
+ vpxor %xmm13, %xmm0, %xmm9
+ vpslld $20, %xmm9, %xmm0
+ vpsrld $12, %xmm9, %xmm9
+ vpxor %xmm0, %xmm9, %xmm0
+ vpunpckhdq %xmm2, %xmm3, %xmm9
+ vpunpcklqdq %xmm12, %xmm9, %xmm15
+ vpunpcklqdq %xmm12, %xmm8, %xmm12
+ vpblendw $15, %xmm5, %xmm8, %xmm8
+ vpaddd %xmm15, %xmm10, %xmm15
+ vpaddd %xmm0, %xmm15, %xmm15
+ vpxor %xmm15, %xmm1, %xmm1
+ vpshufd $141, %xmm8, %xmm8
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm13, %xmm13
+ vpxor %xmm13, %xmm0, %xmm0
+ vpshufd $57, %xmm1, %xmm1
+ vpshufd $78, %xmm13, %xmm13
+ vpslld $25, %xmm0, %xmm10
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm10, %xmm0, %xmm0
+ vpunpcklqdq %xmm2, %xmm3, %xmm10
+ vpshufd $147, %xmm0, %xmm0
+ vpblendw $51, %xmm14, %xmm10, %xmm14
+ vpshufd $135, %xmm14, %xmm14
+ vpaddd %xmm15, %xmm14, %xmm14
+ vpaddd %xmm0, %xmm14, %xmm14
+ vpxor %xmm14, %xmm1, %xmm1
+ vpunpcklqdq %xmm3, %xmm4, %xmm15
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm13, %xmm13
+ vpxor %xmm13, %xmm0, %xmm0
+ vpslld $20, %xmm0, %xmm11
+ vpsrld $12, %xmm0, %xmm0
+ vpxor %xmm11, %xmm0, %xmm0
+ vpunpckhqdq %xmm5, %xmm3, %xmm11
+ vpblendw $51, %xmm15, %xmm11, %xmm11
+ vpunpckhqdq %xmm3, %xmm5, %xmm15
+ vpaddd %xmm11, %xmm14, %xmm11
+ vpaddd %xmm0, %xmm11, %xmm11
+ vpxor %xmm11, %xmm1, %xmm1
+ vpshufb %xmm6, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm13, %xmm13
+ vpxor %xmm13, %xmm0, %xmm0
+ vpshufd $147, %xmm1, %xmm1
+ vpshufd $78, %xmm13, %xmm13
+ vpslld $25, %xmm0, %xmm14
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm14, %xmm0, %xmm14
+ vpunpckhqdq %xmm4, %xmm2, %xmm0
+ vpshufd $57, %xmm14, %xmm14
+ vpblendw $51, %xmm15, %xmm0, %xmm15
+ vpaddd %xmm15, %xmm11, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm1, %xmm1
+ vpshufb %xmm7, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm13, %xmm13
+ vpxor %xmm13, %xmm14, %xmm14
+ vpslld $20, %xmm14, %xmm11
+ vpsrld $12, %xmm14, %xmm14
+ vpxor %xmm11, %xmm14, %xmm14
+ vpblendw $3, %xmm2, %xmm4, %xmm11
+ vpslldq $8, %xmm11, %xmm0
+ vpblendw $15, %xmm5, %xmm0, %xmm0
+ vpshufd $99, %xmm0, %xmm0
+ vpaddd %xmm15, %xmm0, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm1, %xmm0
+ vpaddd %xmm12, %xmm15, %xmm15
+ vpshufb %xmm6, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm13, %xmm13
+ vpxor %xmm13, %xmm14, %xmm14
+ vpshufd $57, %xmm0, %xmm0
+ vpshufd $78, %xmm13, %xmm13
+ vpslld $25, %xmm14, %xmm1
+ vpsrld $7, %xmm14, %xmm14
+ vpxor %xmm1, %xmm14, %xmm14
+ vpblendw $3, %xmm5, %xmm4, %xmm1
+ vpshufd $147, %xmm14, %xmm14
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpshufb %xmm7, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm13, %xmm13
+ vpxor %xmm13, %xmm14, %xmm14
+ vpslld $20, %xmm14, %xmm12
+ vpsrld $12, %xmm14, %xmm14
+ vpxor %xmm12, %xmm14, %xmm14
+ vpsrldq $4, %xmm2, %xmm12
+ vpblendw $60, %xmm12, %xmm1, %xmm1
+ vpaddd %xmm1, %xmm15, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpblendw $12, %xmm4, %xmm3, %xmm1
+ vpshufb %xmm6, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm13, %xmm13
+ vpxor %xmm13, %xmm14, %xmm14
+ vpshufd $147, %xmm0, %xmm0
+ vpshufd $78, %xmm13, %xmm13
+ vpslld $25, %xmm14, %xmm12
+ vpsrld $7, %xmm14, %xmm14
+ vpxor %xmm12, %xmm14, %xmm14
+ vpsrldq $4, %xmm5, %xmm12
+ vpblendw $48, %xmm12, %xmm1, %xmm1
+ vpshufd $33, %xmm5, %xmm12
+ vpshufd $57, %xmm14, %xmm14
+ vpshufd $108, %xmm1, %xmm1
+ vpblendw $51, %xmm12, %xmm10, %xmm12
+ vpaddd %xmm15, %xmm1, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpaddd %xmm12, %xmm15, %xmm15
+ vpshufb %xmm7, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm13, %xmm1
+ vpxor %xmm1, %xmm14, %xmm14
+ vpslld $20, %xmm14, %xmm13
+ vpsrld $12, %xmm14, %xmm14
+ vpxor %xmm13, %xmm14, %xmm14
+ vpslldq $12, %xmm3, %xmm13
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpshufb %xmm6, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm1, %xmm1
+ vpxor %xmm1, %xmm14, %xmm14
+ vpshufd $57, %xmm0, %xmm0
+ vpshufd $78, %xmm1, %xmm1
+ vpslld $25, %xmm14, %xmm12
+ vpsrld $7, %xmm14, %xmm14
+ vpxor %xmm12, %xmm14, %xmm14
+ vpblendw $51, %xmm5, %xmm4, %xmm12
+ vpshufd $147, %xmm14, %xmm14
+ vpblendw $192, %xmm13, %xmm12, %xmm12
+ vpaddd %xmm12, %xmm15, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpsrldq $4, %xmm3, %xmm12
+ vpshufb %xmm7, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm1, %xmm1
+ vpxor %xmm1, %xmm14, %xmm14
+ vpslld $20, %xmm14, %xmm13
+ vpsrld $12, %xmm14, %xmm14
+ vpxor %xmm13, %xmm14, %xmm14
+ vpblendw $48, %xmm2, %xmm5, %xmm13
+ vpblendw $3, %xmm12, %xmm13, %xmm13
+ vpshufd $156, %xmm13, %xmm13
+ vpaddd %xmm15, %xmm13, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpshufb %xmm6, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm1, %xmm1
+ vpxor %xmm1, %xmm14, %xmm14
+ vpshufd $147, %xmm0, %xmm0
+ vpshufd $78, %xmm1, %xmm1
+ vpslld $25, %xmm14, %xmm13
+ vpsrld $7, %xmm14, %xmm14
+ vpxor %xmm13, %xmm14, %xmm14
+ vpunpcklqdq %xmm2, %xmm4, %xmm13
+ vpshufd $57, %xmm14, %xmm14
+ vpblendw $12, %xmm12, %xmm13, %xmm12
+ vpshufd $180, %xmm12, %xmm12
+ vpaddd %xmm15, %xmm12, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpshufb %xmm7, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm1, %xmm1
+ vpxor %xmm1, %xmm14, %xmm14
+ vpslld $20, %xmm14, %xmm12
+ vpsrld $12, %xmm14, %xmm14
+ vpxor %xmm12, %xmm14, %xmm14
+ vpunpckhqdq %xmm9, %xmm4, %xmm12
+ vpshufd $198, %xmm12, %xmm12
+ vpaddd %xmm15, %xmm12, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpaddd %xmm15, %xmm8, %xmm15
+ vpshufb %xmm6, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm1, %xmm1
+ vpxor %xmm1, %xmm14, %xmm14
+ vpshufd $57, %xmm0, %xmm0
+ vpshufd $78, %xmm1, %xmm1
+ vpslld $25, %xmm14, %xmm12
+ vpsrld $7, %xmm14, %xmm14
+ vpxor %xmm12, %xmm14, %xmm14
+ vpsrldq $4, %xmm4, %xmm12
+ vpshufd $147, %xmm14, %xmm14
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm15, %xmm0, %xmm0
+ vpshufb %xmm7, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm1, %xmm1
+ vpxor %xmm1, %xmm14, %xmm14
+ vpslld $20, %xmm14, %xmm8
+ vpsrld $12, %xmm14, %xmm14
+ vpxor %xmm14, %xmm8, %xmm14
+ vpblendw $48, %xmm5, %xmm2, %xmm8
+ vpblendw $3, %xmm12, %xmm8, %xmm8
+ vpunpckhqdq %xmm5, %xmm4, %xmm12
+ vpshufd $75, %xmm8, %xmm8
+ vpblendw $60, %xmm10, %xmm12, %xmm10
+ vpaddd %xmm15, %xmm8, %xmm15
+ vpaddd %xmm14, %xmm15, %xmm15
+ vpxor %xmm0, %xmm15, %xmm0
+ vpshufd $45, %xmm10, %xmm10
+ vpshufb %xmm6, %xmm0, %xmm0
+ vpaddd %xmm15, %xmm10, %xmm15
+ vpaddd %xmm0, %xmm1, %xmm1
+ vpxor %xmm1, %xmm14, %xmm14
+ vpshufd $147, %xmm0, %xmm0
+ vpshufd $78, %xmm1, %xmm1
+ vpslld $25, %xmm14, %xmm8
+ vpsrld $7, %xmm14, %xmm14
+ vpxor %xmm14, %xmm8, %xmm8
+ vpshufd $57, %xmm8, %xmm8
+ vpaddd %xmm8, %xmm15, %xmm15
+ vpxor %xmm0, %xmm15, %xmm0
+ vpshufb %xmm7, %xmm0, %xmm0
+ vpaddd %xmm0, %xmm1, %xmm1
+ vpxor %xmm8, %xmm1, %xmm8
+ vpslld $20, %xmm8, %xmm10
+ vpsrld $12, %xmm8, %xmm8
+ vpxor %xmm8, %xmm10, %xmm10
+ vpunpckldq %xmm3, %xmm4, %xmm8
+ vpunpcklqdq %xmm9, %xmm8, %xmm9
+ vpaddd %xmm9, %xmm15, %xmm9
+ vpaddd %xmm10, %xmm9, %xmm9
+ vpxor %xmm0, %xmm9, %xmm8
+ vpshufb %xmm6, %xmm8, %xmm8
+ vpaddd %xmm8, %xmm1, %xmm1
+ vpxor %xmm1, %xmm10, %xmm10
+ vpshufd $57, %xmm8, %xmm8
+ vpshufd $78, %xmm1, %xmm1
+ vpslld $25, %xmm10, %xmm12
+ vpsrld $7, %xmm10, %xmm10
+ vpxor %xmm10, %xmm12, %xmm10
+ vpblendw $48, %xmm4, %xmm3, %xmm12
+ vpshufd $147, %xmm10, %xmm0
+ vpunpckhdq %xmm5, %xmm3, %xmm10
+ vpshufd $78, %xmm12, %xmm12
+ vpunpcklqdq %xmm4, %xmm10, %xmm10
+ vpblendw $192, %xmm2, %xmm10, %xmm10
+ vpshufhw $78, %xmm10, %xmm10
+ vpaddd %xmm10, %xmm9, %xmm10
+ vpaddd %xmm0, %xmm10, %xmm10
+ vpxor %xmm8, %xmm10, %xmm8
+ vpshufb %xmm7, %xmm8, %xmm8
+ vpaddd %xmm8, %xmm1, %xmm1
+ vpxor %xmm0, %xmm1, %xmm9
+ vpslld $20, %xmm9, %xmm0
+ vpsrld $12, %xmm9, %xmm9
+ vpxor %xmm9, %xmm0, %xmm0
+ vpunpckhdq %xmm5, %xmm4, %xmm9
+ vpblendw $240, %xmm9, %xmm2, %xmm13
+ vpshufd $39, %xmm13, %xmm13
+ vpaddd %xmm10, %xmm13, %xmm10
+ vpaddd %xmm0, %xmm10, %xmm10
+ vpxor %xmm8, %xmm10, %xmm8
+ vpblendw $12, %xmm4, %xmm2, %xmm13
+ vpshufb %xmm6, %xmm8, %xmm8
+ vpslldq $4, %xmm13, %xmm13
+ vpblendw $15, %xmm5, %xmm13, %xmm13
+ vpaddd %xmm8, %xmm1, %xmm1
+ vpxor %xmm1, %xmm0, %xmm0
+ vpaddd %xmm13, %xmm10, %xmm13
+ vpshufd $147, %xmm8, %xmm8
+ vpshufd $78, %xmm1, %xmm1
+ vpslld $25, %xmm0, %xmm14
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm0, %xmm14, %xmm14
+ vpshufd $57, %xmm14, %xmm14
+ vpaddd %xmm14, %xmm13, %xmm13
+ vpxor %xmm8, %xmm13, %xmm8
+ vpaddd %xmm13, %xmm12, %xmm12
+ vpshufb %xmm7, %xmm8, %xmm8
+ vpaddd %xmm8, %xmm1, %xmm1
+ vpxor %xmm14, %xmm1, %xmm14
+ vpslld $20, %xmm14, %xmm10
+ vpsrld $12, %xmm14, %xmm14
+ vpxor %xmm14, %xmm10, %xmm10
+ vpaddd %xmm10, %xmm12, %xmm12
+ vpxor %xmm8, %xmm12, %xmm8
+ vpshufb %xmm6, %xmm8, %xmm8
+ vpaddd %xmm8, %xmm1, %xmm1
+ vpxor %xmm1, %xmm10, %xmm0
+ vpshufd $57, %xmm8, %xmm8
+ vpshufd $78, %xmm1, %xmm1
+ vpslld $25, %xmm0, %xmm10
+ vpsrld $7, %xmm0, %xmm0
+ vpxor %xmm0, %xmm10, %xmm10
+ vpblendw $48, %xmm2, %xmm3, %xmm0
+ vpblendw $15, %xmm11, %xmm0, %xmm0
+ vpshufd $147, %xmm10, %xmm10
+ vpshufd $114, %xmm0, %xmm0
+ vpaddd %xmm12, %xmm0, %xmm0
+ vpaddd %xmm10, %xmm0, %xmm0
+ vpxor %xmm8, %xmm0, %xmm8
+ vpshufb %xmm7, %xmm8, %xmm8
+ vpaddd %xmm8, %xmm1, %xmm1
+ vpxor %xmm10, %xmm1, %xmm10
+ vpslld $20, %xmm10, %xmm11
+ vpsrld $12, %xmm10, %xmm10
+ vpxor %xmm10, %xmm11, %xmm10
+ vpslldq $4, %xmm4, %xmm11
+ vpblendw $192, %xmm11, %xmm3, %xmm3
+ vpunpckldq %xmm5, %xmm4, %xmm4
+ vpshufd $99, %xmm3, %xmm3
+ vpaddd %xmm0, %xmm3, %xmm3
+ vpaddd %xmm10, %xmm3, %xmm3
+ vpxor %xmm8, %xmm3, %xmm11
+ vpunpckldq %xmm5, %xmm2, %xmm0
+ vpblendw $192, %xmm2, %xmm5, %xmm2
+ vpshufb %xmm6, %xmm11, %xmm11
+ vpunpckhqdq %xmm0, %xmm9, %xmm0
+ vpblendw $15, %xmm4, %xmm2, %xmm4
+ vpaddd %xmm11, %xmm1, %xmm1
+ vpxor %xmm1, %xmm10, %xmm10
+ vpshufd $147, %xmm11, %xmm11
+ vpshufd $201, %xmm0, %xmm0
+ vpslld $25, %xmm10, %xmm8
+ vpsrld $7, %xmm10, %xmm10
+ vpxor %xmm10, %xmm8, %xmm10
+ vpshufd $78, %xmm1, %xmm1
+ vpaddd %xmm3, %xmm0, %xmm0
+ vpshufd $27, %xmm4, %xmm4
+ vpshufd $57, %xmm10, %xmm10
+ vpaddd %xmm10, %xmm0, %xmm0
+ vpxor %xmm11, %xmm0, %xmm11
+ vpaddd %xmm0, %xmm4, %xmm0
+ vpshufb %xmm7, %xmm11, %xmm7
+ vpaddd %xmm7, %xmm1, %xmm1
+ vpxor %xmm10, %xmm1, %xmm10
+ vpslld $20, %xmm10, %xmm8
+ vpsrld $12, %xmm10, %xmm10
+ vpxor %xmm10, %xmm8, %xmm8
+ vpaddd %xmm8, %xmm0, %xmm0
+ vpxor %xmm7, %xmm0, %xmm7
+ vpshufb %xmm6, %xmm7, %xmm6
+ vpaddd %xmm6, %xmm1, %xmm1
+ vpxor %xmm1, %xmm8, %xmm8
+ vpshufd $78, %xmm1, %xmm1
+ vpshufd $57, %xmm6, %xmm6
+ vpslld $25, %xmm8, %xmm2
+ vpsrld $7, %xmm8, %xmm8
+ vpxor %xmm8, %xmm2, %xmm8
+ vpxor (%rdi), %xmm1, %xmm1
+ vpshufd $147, %xmm8, %xmm8
+ vpxor %xmm0, %xmm1, %xmm0
+ vmovups %xmm0, (%rdi)
+ vpxor 16(%rdi), %xmm8, %xmm0
+ vpxor %xmm6, %xmm0, %xmm6
+ vmovups %xmm6, 16(%rdi)
+ addq $64, %rsi
+ decq %rdx
+ jnz .Lbeginofloop
+.Lendofloop:
+ ret
+ENDPROC(blake2s_compress_avx)
+#endif /* CONFIG_AS_AVX */
+
+#ifdef CONFIG_AS_AVX512
+ENTRY(blake2s_compress_avx512)
+ vmovdqu (%rdi),%xmm0
+ vmovdqu 0x10(%rdi),%xmm1
+ vmovdqu 0x20(%rdi),%xmm4
+ vmovq %rcx,%xmm5
+ vmovdqa IV(%rip),%xmm14
+ vmovdqa IV+16(%rip),%xmm15
+ jmp .Lblake2s_compress_avx512_mainloop
+.align 32
+.Lblake2s_compress_avx512_mainloop:
+ vmovdqa %xmm0,%xmm10
+ vmovdqa %xmm1,%xmm11
+ vpaddq %xmm5,%xmm4,%xmm4
+ vmovdqa %xmm14,%xmm2
+ vpxor %xmm15,%xmm4,%xmm3
+ vmovdqu (%rsi),%ymm6
+ vmovdqu 0x20(%rsi),%ymm7
+ addq $0x40,%rsi
+ leaq SIGMA(%rip),%rax
+ movb $0xa,%cl
+.Lblake2s_compress_avx512_roundloop:
+ addq $0x40,%rax
+ vmovdqa -0x40(%rax),%ymm8
+ vmovdqa -0x20(%rax),%ymm9
+ vpermi2d %ymm7,%ymm6,%ymm8
+ vpermi2d %ymm7,%ymm6,%ymm9
+ vmovdqa %ymm8,%ymm6
+ vmovdqa %ymm9,%ymm7
+ vpaddd %xmm8,%xmm0,%xmm0
+ vpaddd %xmm1,%xmm0,%xmm0
+ vpxor %xmm0,%xmm3,%xmm3
+ vprord $0x10,%xmm3,%xmm3
+ vpaddd %xmm3,%xmm2,%xmm2
+ vpxor %xmm2,%xmm1,%xmm1
+ vprord $0xc,%xmm1,%xmm1
+ vextracti128 $0x1,%ymm8,%xmm8
+ vpaddd %xmm8,%xmm0,%xmm0
+ vpaddd %xmm1,%xmm0,%xmm0
+ vpxor %xmm0,%xmm3,%xmm3
+ vprord $0x8,%xmm3,%xmm3
+ vpaddd %xmm3,%xmm2,%xmm2
+ vpxor %xmm2,%xmm1,%xmm1
+ vprord $0x7,%xmm1,%xmm1
+ vpshufd $0x39,%xmm1,%xmm1
+ vpshufd $0x4e,%xmm2,%xmm2
+ vpshufd $0x93,%xmm3,%xmm3
+ vpaddd %xmm9,%xmm0,%xmm0
+ vpaddd %xmm1,%xmm0,%xmm0
+ vpxor %xmm0,%xmm3,%xmm3
+ vprord $0x10,%xmm3,%xmm3
+ vpaddd %xmm3,%xmm2,%xmm2
+ vpxor %xmm2,%xmm1,%xmm1
+ vprord $0xc,%xmm1,%xmm1
+ vextracti128 $0x1,%ymm9,%xmm9
+ vpaddd %xmm9,%xmm0,%xmm0
+ vpaddd %xmm1,%xmm0,%xmm0
+ vpxor %xmm0,%xmm3,%xmm3
+ vprord $0x8,%xmm3,%xmm3
+ vpaddd %xmm3,%xmm2,%xmm2
+ vpxor %xmm2,%xmm1,%xmm1
+ vprord $0x7,%xmm1,%xmm1
+ vpshufd $0x93,%xmm1,%xmm1
+ vpshufd $0x4e,%xmm2,%xmm2
+ vpshufd $0x39,%xmm3,%xmm3
+ decb %cl
+ jne .Lblake2s_compress_avx512_roundloop
+ vpxor %xmm10,%xmm0,%xmm0
+ vpxor %xmm11,%xmm1,%xmm1
+ vpxor %xmm2,%xmm0,%xmm0
+ vpxor %xmm3,%xmm1,%xmm1
+ decq %rdx
+ jne .Lblake2s_compress_avx512_mainloop
+ vmovdqu %xmm0,(%rdi)
+ vmovdqu %xmm1,0x10(%rdi)
+ vmovdqu %xmm4,0x20(%rdi)
+ vzeroupper
+ retq
+ENDPROC(blake2s_compress_avx512)
+#endif /* CONFIG_AS_AVX512 */
diff --git a/arch/x86/crypto/blake2s-glue.c b/arch/x86/crypto/blake2s-glue.c
new file mode 100644
index 000000000000..09243094a191
--- /dev/null
+++ b/arch/x86/crypto/blake2s-glue.c
@@ -0,0 +1,235 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@xxxxxxxxx>. All Rights Reserved.
+ */
+
+#include <crypto/internal/blake2s.h>
+#include <crypto/internal/simd.h>
+#include <crypto/internal/hash.h>
+
+#include <linux/types.h>
+#include <linux/jump_label.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+#include <asm/cpufeature.h>
+#include <asm/fpu/api.h>
+#include <asm/processor.h>
+#include <asm/simd.h>
+
+asmlinkage void blake2s_compress_avx(struct blake2s_state *state,
+ const u8 *block, const size_t nblocks,
+ const u32 inc);
+asmlinkage void blake2s_compress_avx512(struct blake2s_state *state,
+ const u8 *block, const size_t nblocks,
+ const u32 inc);
+
+static __ro_after_init DEFINE_STATIC_KEY_FALSE(blake2s_use_avx);
+static __ro_after_init DEFINE_STATIC_KEY_FALSE(blake2s_use_avx512);
+
+void blake2s_compress_arch(struct blake2s_state *state,
+ const u8 *block, size_t nblocks,
+ const u32 inc)
+{
+ /* SIMD disables preemption, so relax after processing each page. */
+ BUILD_BUG_ON(PAGE_SIZE / BLAKE2S_BLOCK_SIZE < 8);
+
+ if (!static_branch_likely(&blake2s_use_avx) || !crypto_simd_usable()) {
+ blake2s_compress_generic(state, block, nblocks, inc);
+ return;
+ }
+
+ for (;;) {
+ const size_t blocks = min_t(size_t, nblocks,
+ PAGE_SIZE / BLAKE2S_BLOCK_SIZE);
+
+ kernel_fpu_begin();
+ if (IS_ENABLED(CONFIG_AS_AVX512) &&
+ static_branch_likely(&blake2s_use_avx512))
+ blake2s_compress_avx512(state, block, blocks, inc);
+ else
+ blake2s_compress_avx(state, block, blocks, inc);
+ kernel_fpu_end();
+
+ nblocks -= blocks;
+ if (!nblocks)
+ break;
+ block += blocks * BLAKE2S_BLOCK_SIZE;
+ }
+}
+EXPORT_SYMBOL(blake2s_compress_arch);
+
+static int crypto_blake2s_setkey(struct crypto_shash *tfm, const u8 *key,
+ unsigned int keylen)
+{
+ struct blake2s_tfm_ctx *tctx = crypto_shash_ctx(tfm);
+
+ if (keylen == 0 || keylen > BLAKE2S_KEY_SIZE) {
+ crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ return -EINVAL;
+ }
+
+ memcpy(tctx->key, key, keylen);
+ tctx->keylen = keylen;
+
+ return 0;
+}
+
+static int crypto_blake2s_init(struct shash_desc *desc)
+{
+ struct blake2s_tfm_ctx *tctx = crypto_shash_ctx(desc->tfm);
+ struct blake2s_state *state = shash_desc_ctx(desc);
+ const int outlen = crypto_shash_digestsize(desc->tfm);
+
+ if (tctx->keylen)
+ blake2s_init_key(state, outlen, tctx->key, tctx->keylen);
+ else
+ blake2s_init(state, outlen);
+
+ return 0;
+}
+
+static int crypto_blake2s_update(struct shash_desc *desc, const u8 *in,
+ unsigned int inlen)
+{
+ struct blake2s_state *state = shash_desc_ctx(desc);
+ const size_t fill = BLAKE2S_BLOCK_SIZE - state->buflen;
+
+ if (unlikely(!inlen))
+ return 0;
+ if (inlen > fill) {
+ memcpy(state->buf + state->buflen, in, fill);
+ blake2s_compress_arch(state, state->buf, 1, BLAKE2S_BLOCK_SIZE);
+ state->buflen = 0;
+ in += fill;
+ inlen -= fill;
+ }
+ if (inlen > BLAKE2S_BLOCK_SIZE) {
+ const size_t nblocks = DIV_ROUND_UP(inlen, BLAKE2S_BLOCK_SIZE);
+ /* Hash one less (full) block than strictly possible */
+ blake2s_compress_arch(state, in, nblocks - 1, BLAKE2S_BLOCK_SIZE);
+ in += BLAKE2S_BLOCK_SIZE * (nblocks - 1);
+ inlen -= BLAKE2S_BLOCK_SIZE * (nblocks - 1);
+ }
+ memcpy(state->buf + state->buflen, in, inlen);
+ state->buflen += inlen;
+
+ return 0;
+}
+
+static int crypto_blake2s_final(struct shash_desc *desc, u8 *out)
+{
+ struct blake2s_state *state = shash_desc_ctx(desc);
+
+ blake2s_set_lastblock(state);
+ memset(state->buf + state->buflen, 0,
+ BLAKE2S_BLOCK_SIZE - state->buflen); /* Padding */
+ blake2s_compress_arch(state, state->buf, 1, state->buflen);
+ cpu_to_le32_array(state->h, ARRAY_SIZE(state->h));
+ memcpy(out, state->h, state->outlen);
+ memzero_explicit(state, sizeof(*state));
+
+ return 0;
+}
+
+static struct shash_alg blake2s_algs[] = {{
+ .base.cra_name = "blake2s-128",
+ .base.cra_driver_name = "blake2s-128-x86",
+ .base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
+ .base.cra_ctxsize = sizeof(struct blake2s_tfm_ctx),
+ .base.cra_priority = 200,
+ .base.cra_blocksize = BLAKE2S_BLOCK_SIZE,
+ .base.cra_module = THIS_MODULE,
+
+ .digestsize = BLAKE2S_128_HASH_SIZE,
+ .setkey = crypto_blake2s_setkey,
+ .init = crypto_blake2s_init,
+ .update = crypto_blake2s_update,
+ .final = crypto_blake2s_final,
+ .descsize = sizeof(struct blake2s_state),
+}, {
+ .base.cra_name = "blake2s-160",
+ .base.cra_driver_name = "blake2s-160-x86",
+ .base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
+ .base.cra_ctxsize = sizeof(struct blake2s_tfm_ctx),
+ .base.cra_priority = 200,
+ .base.cra_blocksize = BLAKE2S_BLOCK_SIZE,
+ .base.cra_module = THIS_MODULE,
+
+ .digestsize = BLAKE2S_160_HASH_SIZE,
+ .setkey = crypto_blake2s_setkey,
+ .init = crypto_blake2s_init,
+ .update = crypto_blake2s_update,
+ .final = crypto_blake2s_final,
+ .descsize = sizeof(struct blake2s_state),
+}, {
+ .base.cra_name = "blake2s-224",
+ .base.cra_driver_name = "blake2s-224-x86",
+ .base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
+ .base.cra_ctxsize = sizeof(struct blake2s_tfm_ctx),
+ .base.cra_priority = 200,
+ .base.cra_blocksize = BLAKE2S_BLOCK_SIZE,
+ .base.cra_module = THIS_MODULE,
+
+ .digestsize = BLAKE2S_224_HASH_SIZE,
+ .setkey = crypto_blake2s_setkey,
+ .init = crypto_blake2s_init,
+ .update = crypto_blake2s_update,
+ .final = crypto_blake2s_final,
+ .descsize = sizeof(struct blake2s_state),
+}, {
+ .base.cra_name = "blake2s-256",
+ .base.cra_driver_name = "blake2s-256-x86",
+ .base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
+ .base.cra_ctxsize = sizeof(struct blake2s_tfm_ctx),
+ .base.cra_priority = 200,
+ .base.cra_blocksize = BLAKE2S_BLOCK_SIZE,
+ .base.cra_module = THIS_MODULE,
+
+ .digestsize = BLAKE2S_256_HASH_SIZE,
+ .setkey = crypto_blake2s_setkey,
+ .init = crypto_blake2s_init,
+ .update = crypto_blake2s_update,
+ .final = crypto_blake2s_final,
+ .descsize = sizeof(struct blake2s_state),
+}};
+
+static int __init blake2s_mod_init(void)
+{
+ if (!boot_cpu_has(X86_FEATURE_AVX) ||
+ !cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL))
+ return 0;
+
+ static_branch_enable(&blake2s_use_avx);
+
+ if (IS_ENABLED(CONFIG_AS_AVX512) &&
+ boot_cpu_has(X86_FEATURE_AVX) &&
+ boot_cpu_has(X86_FEATURE_AVX2) &&
+ boot_cpu_has(X86_FEATURE_AVX512F) &&
+ boot_cpu_has(X86_FEATURE_AVX512VL) &&
+ cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM |
+ XFEATURE_MASK_AVX512, NULL))
+ static_branch_enable(&blake2s_use_avx512);
+
+ return crypto_register_shashes(blake2s_algs, ARRAY_SIZE(blake2s_algs));
+}
+
+static void __exit blake2s_mod_exit(void)
+{
+ if (boot_cpu_has(X86_FEATURE_AVX) &&
+ cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL))
+ crypto_unregister_shashes(blake2s_algs, ARRAY_SIZE(blake2s_algs));
+}
+
+module_init(blake2s_mod_init);
+module_exit(blake2s_mod_exit);
+
+MODULE_ALIAS_CRYPTO("blake2s-128");
+MODULE_ALIAS_CRYPTO("blake2s-128-x86");
+MODULE_ALIAS_CRYPTO("blake2s-160");
+MODULE_ALIAS_CRYPTO("blake2s-160-x86");
+MODULE_ALIAS_CRYPTO("blake2s-224");
+MODULE_ALIAS_CRYPTO("blake2s-224-x86");
+MODULE_ALIAS_CRYPTO("blake2s-256");
+MODULE_ALIAS_CRYPTO("blake2s-256-x86");
+MODULE_LICENSE("GPL v2");
diff --git a/crypto/Kconfig b/crypto/Kconfig
index c0f299279df8..ff077dd3a7b7 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -1025,6 +1025,12 @@ config CRYPTO_BLAKE2S
tristate "BLAKE2s hash function"
select CRYPTO_LIB_BLAKE2S_GENERIC
+config CRYPTO_BLAKE2S_X86
+ tristate "BLAKE2s hash function library (x86 accelerated version)"
+ depends on X86 && 64BIT
+ select CRYPTO_LIB_BLAKE2S_GENERIC
+ select CRYPTO_ARCH_HAVE_LIB_BLAKE2S
+
comment "Ciphers"
config CRYPTO_AES
--
2.20.1
