diff options
Diffstat (limited to 'arch/arm64/crypto')
| -rw-r--r-- | arch/arm64/crypto/Kconfig | 30 | ||||
| -rw-r--r-- | arch/arm64/crypto/Makefile | 17 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha1-ce-core.S | 150 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha1-ce-glue.c | 118 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha512-ce-core.S | 206 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha512-ce-glue.c | 96 | ||||
| -rw-r--r-- | arch/arm64/crypto/sha512-glue.c | 83 |
7 files changed, 0 insertions, 700 deletions
diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig index c44b0f202a1f..3bb5b513d5ae 100644 --- a/arch/arm64/crypto/Kconfig +++ b/arch/arm64/crypto/Kconfig @@ -25,36 +25,6 @@ config CRYPTO_NHPOLY1305_NEON Architecture: arm64 using: - NEON (Advanced SIMD) extensions -config CRYPTO_SHA1_ARM64_CE - tristate "Hash functions: SHA-1 (ARMv8 Crypto Extensions)" - depends on KERNEL_MODE_NEON - select CRYPTO_HASH - select CRYPTO_SHA1 - help - SHA-1 secure hash algorithm (FIPS 180) - - Architecture: arm64 using: - - ARMv8 Crypto Extensions - -config CRYPTO_SHA512_ARM64 - tristate "Hash functions: SHA-384 and SHA-512" - select CRYPTO_HASH - help - SHA-384 and SHA-512 secure hash algorithms (FIPS 180) - - Architecture: arm64 - -config CRYPTO_SHA512_ARM64_CE - tristate "Hash functions: SHA-384 and SHA-512 (ARMv8 Crypto Extensions)" - depends on KERNEL_MODE_NEON - select CRYPTO_HASH - select CRYPTO_SHA512_ARM64 - help - SHA-384 and SHA-512 secure hash algorithms (FIPS 180) - - Architecture: arm64 using: - - ARMv8 Crypto Extensions - config CRYPTO_SHA3_ARM64 tristate "Hash functions: SHA-3 (ARMv8.2 Crypto Extensions)" depends on KERNEL_MODE_NEON diff --git a/arch/arm64/crypto/Makefile b/arch/arm64/crypto/Makefile index c231c980c514..a8b2cdbe202c 100644 --- a/arch/arm64/crypto/Makefile +++ b/arch/arm64/crypto/Makefile @@ -5,12 +5,6 @@ # Copyright (C) 2014 Linaro Ltd <ard.biesheuvel@linaro.org> # -obj-$(CONFIG_CRYPTO_SHA1_ARM64_CE) += sha1-ce.o -sha1-ce-y := sha1-ce-glue.o sha1-ce-core.o - -obj-$(CONFIG_CRYPTO_SHA512_ARM64_CE) += sha512-ce.o -sha512-ce-y := sha512-ce-glue.o sha512-ce-core.o - obj-$(CONFIG_CRYPTO_SHA3_ARM64) += sha3-ce.o sha3-ce-y := sha3-ce-glue.o sha3-ce-core.o @@ -53,9 +47,6 @@ aes-ce-blk-y := aes-glue-ce.o aes-ce.o obj-$(CONFIG_CRYPTO_AES_ARM64_NEON_BLK) += aes-neon-blk.o aes-neon-blk-y := aes-glue-neon.o aes-neon.o -obj-$(CONFIG_CRYPTO_SHA512_ARM64) += sha512-arm64.o -sha512-arm64-y := sha512-glue.o sha512-core.o - obj-$(CONFIG_CRYPTO_NHPOLY1305_NEON) += nhpoly1305-neon.o nhpoly1305-neon-y := nh-neon-core.o nhpoly1305-neon-glue.o @@ -64,11 +55,3 @@ aes-arm64-y := aes-cipher-core.o aes-cipher-glue.o obj-$(CONFIG_CRYPTO_AES_ARM64_BS) += aes-neon-bs.o aes-neon-bs-y := aes-neonbs-core.o aes-neonbs-glue.o - -quiet_cmd_perlasm = PERLASM $@ - cmd_perlasm = $(PERL) $(<) void $(@) - -$(obj)/sha512-core.S: $(src)/../lib/crypto/sha2-armv8.pl - $(call cmd,perlasm) - -clean-files += sha512-core.S diff --git a/arch/arm64/crypto/sha1-ce-core.S b/arch/arm64/crypto/sha1-ce-core.S deleted file mode 100644 index 9b1f2d82a6fe..000000000000 --- a/arch/arm64/crypto/sha1-ce-core.S +++ /dev/null @@ -1,150 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * sha1-ce-core.S - SHA-1 secure hash using ARMv8 Crypto Extensions - * - * Copyright (C) 2014 Linaro Ltd <ard.biesheuvel@linaro.org> - */ - -#include <linux/linkage.h> -#include <asm/assembler.h> - - .text - .arch armv8-a+crypto - - k0 .req v0 - k1 .req v1 - k2 .req v2 - k3 .req v3 - - t0 .req v4 - t1 .req v5 - - dga .req q6 - dgav .req v6 - dgb .req s7 - dgbv .req v7 - - dg0q .req q12 - dg0s .req s12 - dg0v .req v12 - dg1s .req s13 - dg1v .req v13 - dg2s .req s14 - - .macro add_only, op, ev, rc, s0, dg1 - .ifc \ev, ev - add t1.4s, v\s0\().4s, \rc\().4s - sha1h dg2s, dg0s - .ifnb \dg1 - sha1\op dg0q, \dg1, t0.4s - .else - sha1\op dg0q, dg1s, t0.4s - .endif - .else - .ifnb \s0 - add t0.4s, v\s0\().4s, \rc\().4s - .endif - sha1h dg1s, dg0s - sha1\op dg0q, dg2s, t1.4s - .endif - .endm - - .macro add_update, op, ev, rc, s0, s1, s2, s3, dg1 - sha1su0 v\s0\().4s, v\s1\().4s, v\s2\().4s - add_only \op, \ev, \rc, \s1, \dg1 - sha1su1 v\s0\().4s, v\s3\().4s - .endm - - .macro loadrc, k, val, tmp - movz \tmp, :abs_g0_nc:\val - movk \tmp, :abs_g1:\val - dup \k, \tmp - .endm - - /* - * int __sha1_ce_transform(struct sha1_ce_state *sst, u8 const *src, - * int blocks) - */ -SYM_FUNC_START(__sha1_ce_transform) - /* load round constants */ - loadrc k0.4s, 0x5a827999, w6 - loadrc k1.4s, 0x6ed9eba1, w6 - loadrc k2.4s, 0x8f1bbcdc, w6 - loadrc k3.4s, 0xca62c1d6, w6 - - /* load state */ - ld1 {dgav.4s}, [x0] - ldr dgb, [x0, #16] - - /* load sha1_ce_state::finalize */ - ldr_l w4, sha1_ce_offsetof_finalize, x4 - ldr w4, [x0, x4] - - /* load input */ -0: ld1 {v8.4s-v11.4s}, [x1], #64 - sub w2, w2, #1 - -CPU_LE( rev32 v8.16b, v8.16b ) -CPU_LE( rev32 v9.16b, v9.16b ) -CPU_LE( rev32 v10.16b, v10.16b ) -CPU_LE( rev32 v11.16b, v11.16b ) - -1: add t0.4s, v8.4s, k0.4s - mov dg0v.16b, dgav.16b - - add_update c, ev, k0, 8, 9, 10, 11, dgb - add_update c, od, k0, 9, 10, 11, 8 - add_update c, ev, k0, 10, 11, 8, 9 - add_update c, od, k0, 11, 8, 9, 10 - add_update c, ev, k1, 8, 9, 10, 11 - - add_update p, od, k1, 9, 10, 11, 8 - add_update p, ev, k1, 10, 11, 8, 9 - add_update p, od, k1, 11, 8, 9, 10 - add_update p, ev, k1, 8, 9, 10, 11 - add_update p, od, k2, 9, 10, 11, 8 - - add_update m, ev, k2, 10, 11, 8, 9 - add_update m, od, k2, 11, 8, 9, 10 - add_update m, ev, k2, 8, 9, 10, 11 - add_update m, od, k2, 9, 10, 11, 8 - add_update m, ev, k3, 10, 11, 8, 9 - - add_update p, od, k3, 11, 8, 9, 10 - add_only p, ev, k3, 9 - add_only p, od, k3, 10 - add_only p, ev, k3, 11 - add_only p, od - - /* update state */ - add dgbv.2s, dgbv.2s, dg1v.2s - add dgav.4s, dgav.4s, dg0v.4s - - cbz w2, 2f - cond_yield 3f, x5, x6 - b 0b - - /* - * Final block: add padding and total bit count. - * Skip if the input size was not a round multiple of the block size, - * the padding is handled by the C code in that case. - */ -2: cbz x4, 3f - ldr_l w4, sha1_ce_offsetof_count, x4 - ldr x4, [x0, x4] - movi v9.2d, #0 - mov x8, #0x80000000 - movi v10.2d, #0 - ror x7, x4, #29 // ror(lsl(x4, 3), 32) - fmov d8, x8 - mov x4, #0 - mov v11.d[0], xzr - mov v11.d[1], x7 - b 1b - - /* store new state */ -3: st1 {dgav.4s}, [x0] - str dgb, [x0, #16] - mov w0, w2 - ret -SYM_FUNC_END(__sha1_ce_transform) diff --git a/arch/arm64/crypto/sha1-ce-glue.c b/arch/arm64/crypto/sha1-ce-glue.c deleted file mode 100644 index 65b6980817e5..000000000000 --- a/arch/arm64/crypto/sha1-ce-glue.c +++ /dev/null @@ -1,118 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * sha1-ce-glue.c - SHA-1 secure hash using ARMv8 Crypto Extensions - * - * Copyright (C) 2014 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - */ - -#include <asm/neon.h> -#include <asm/simd.h> -#include <crypto/internal/hash.h> -#include <crypto/internal/simd.h> -#include <crypto/sha1.h> -#include <crypto/sha1_base.h> -#include <linux/cpufeature.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/string.h> - -MODULE_DESCRIPTION("SHA1 secure hash using ARMv8 Crypto Extensions"); -MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS_CRYPTO("sha1"); - -struct sha1_ce_state { - struct sha1_state sst; - u32 finalize; -}; - -extern const u32 sha1_ce_offsetof_count; -extern const u32 sha1_ce_offsetof_finalize; - -asmlinkage int __sha1_ce_transform(struct sha1_ce_state *sst, u8 const *src, - int blocks); - -static void sha1_ce_transform(struct sha1_state *sst, u8 const *src, - int blocks) -{ - while (blocks) { - int rem; - - kernel_neon_begin(); - rem = __sha1_ce_transform(container_of(sst, - struct sha1_ce_state, - sst), src, blocks); - kernel_neon_end(); - src += (blocks - rem) * SHA1_BLOCK_SIZE; - blocks = rem; - } -} - -const u32 sha1_ce_offsetof_count = offsetof(struct sha1_ce_state, sst.count); -const u32 sha1_ce_offsetof_finalize = offsetof(struct sha1_ce_state, finalize); - -static int sha1_ce_update(struct shash_desc *desc, const u8 *data, - unsigned int len) -{ - struct sha1_ce_state *sctx = shash_desc_ctx(desc); - - sctx->finalize = 0; - return sha1_base_do_update_blocks(desc, data, len, sha1_ce_transform); -} - -static int sha1_ce_finup(struct shash_desc *desc, const u8 *data, - unsigned int len, u8 *out) -{ - struct sha1_ce_state *sctx = shash_desc_ctx(desc); - bool finalized = false; - - /* - * Allow the asm code to perform the finalization if there is no - * partial data and the input is a round multiple of the block size. - */ - if (len >= SHA1_BLOCK_SIZE) { - unsigned int remain = len - round_down(len, SHA1_BLOCK_SIZE); - - finalized = !remain; - sctx->finalize = finalized; - sha1_base_do_update_blocks(desc, data, len, sha1_ce_transform); - data += len - remain; - len = remain; - } - if (!finalized) { - sctx->finalize = 0; - sha1_base_do_finup(desc, data, len, sha1_ce_transform); - } - return sha1_base_finish(desc, out); -} - -static struct shash_alg alg = { - .init = sha1_base_init, - .update = sha1_ce_update, - .finup = sha1_ce_finup, - .descsize = sizeof(struct sha1_ce_state), - .statesize = SHA1_STATE_SIZE, - .digestsize = SHA1_DIGEST_SIZE, - .base = { - .cra_name = "sha1", - .cra_driver_name = "sha1-ce", - .cra_priority = 200, - .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | - CRYPTO_AHASH_ALG_FINUP_MAX, - .cra_blocksize = SHA1_BLOCK_SIZE, - .cra_module = THIS_MODULE, - } -}; - -static int __init sha1_ce_mod_init(void) -{ - return crypto_register_shash(&alg); -} - -static void __exit sha1_ce_mod_fini(void) -{ - crypto_unregister_shash(&alg); -} - -module_cpu_feature_match(SHA1, sha1_ce_mod_init); -module_exit(sha1_ce_mod_fini); diff --git a/arch/arm64/crypto/sha512-ce-core.S b/arch/arm64/crypto/sha512-ce-core.S deleted file mode 100644 index 91ef68b15fcc..000000000000 --- a/arch/arm64/crypto/sha512-ce-core.S +++ /dev/null @@ -1,206 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * sha512-ce-core.S - core SHA-384/SHA-512 transform using v8 Crypto Extensions - * - * Copyright (C) 2018 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/linkage.h> -#include <asm/assembler.h> - - .irp b,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 - .set .Lq\b, \b - .set .Lv\b\().2d, \b - .endr - - .macro sha512h, rd, rn, rm - .inst 0xce608000 | .L\rd | (.L\rn << 5) | (.L\rm << 16) - .endm - - .macro sha512h2, rd, rn, rm - .inst 0xce608400 | .L\rd | (.L\rn << 5) | (.L\rm << 16) - .endm - - .macro sha512su0, rd, rn - .inst 0xcec08000 | .L\rd | (.L\rn << 5) - .endm - - .macro sha512su1, rd, rn, rm - .inst 0xce608800 | .L\rd | (.L\rn << 5) | (.L\rm << 16) - .endm - - /* - * The SHA-512 round constants - */ - .section ".rodata", "a" - .align 4 -.Lsha512_rcon: - .quad 0x428a2f98d728ae22, 0x7137449123ef65cd - .quad 0xb5c0fbcfec4d3b2f, 0xe9b5dba58189dbbc - .quad 0x3956c25bf348b538, 0x59f111f1b605d019 - .quad 0x923f82a4af194f9b, 0xab1c5ed5da6d8118 - .quad 0xd807aa98a3030242, 0x12835b0145706fbe - .quad 0x243185be4ee4b28c, 0x550c7dc3d5ffb4e2 - .quad 0x72be5d74f27b896f, 0x80deb1fe3b1696b1 - .quad 0x9bdc06a725c71235, 0xc19bf174cf692694 - .quad 0xe49b69c19ef14ad2, 0xefbe4786384f25e3 - .quad 0x0fc19dc68b8cd5b5, 0x240ca1cc77ac9c65 - .quad 0x2de92c6f592b0275, 0x4a7484aa6ea6e483 - .quad 0x5cb0a9dcbd41fbd4, 0x76f988da831153b5 - .quad 0x983e5152ee66dfab, 0xa831c66d2db43210 - .quad 0xb00327c898fb213f, 0xbf597fc7beef0ee4 - .quad 0xc6e00bf33da88fc2, 0xd5a79147930aa725 - .quad 0x06ca6351e003826f, 0x142929670a0e6e70 - .quad 0x27b70a8546d22ffc, 0x2e1b21385c26c926 - .quad 0x4d2c6dfc5ac42aed, 0x53380d139d95b3df - .quad 0x650a73548baf63de, 0x766a0abb3c77b2a8 - .quad 0x81c2c92e47edaee6, 0x92722c851482353b - .quad 0xa2bfe8a14cf10364, 0xa81a664bbc423001 - .quad 0xc24b8b70d0f89791, 0xc76c51a30654be30 - .quad 0xd192e819d6ef5218, 0xd69906245565a910 - .quad 0xf40e35855771202a, 0x106aa07032bbd1b8 - .quad 0x19a4c116b8d2d0c8, 0x1e376c085141ab53 - .quad 0x2748774cdf8eeb99, 0x34b0bcb5e19b48a8 - .quad 0x391c0cb3c5c95a63, 0x4ed8aa4ae3418acb - .quad 0x5b9cca4f7763e373, 0x682e6ff3d6b2b8a3 - .quad 0x748f82ee5defb2fc, 0x78a5636f43172f60 - .quad 0x84c87814a1f0ab72, 0x8cc702081a6439ec - .quad 0x90befffa23631e28, 0xa4506cebde82bde9 - .quad 0xbef9a3f7b2c67915, 0xc67178f2e372532b - .quad 0xca273eceea26619c, 0xd186b8c721c0c207 - .quad 0xeada7dd6cde0eb1e, 0xf57d4f7fee6ed178 - .quad 0x06f067aa72176fba, 0x0a637dc5a2c898a6 - .quad 0x113f9804bef90dae, 0x1b710b35131c471b - .quad 0x28db77f523047d84, 0x32caab7b40c72493 - .quad 0x3c9ebe0a15c9bebc, 0x431d67c49c100d4c - .quad 0x4cc5d4becb3e42b6, 0x597f299cfc657e2a - .quad 0x5fcb6fab3ad6faec, 0x6c44198c4a475817 - - .macro dround, i0, i1, i2, i3, i4, rc0, rc1, in0, in1, in2, in3, in4 - .ifnb \rc1 - ld1 {v\rc1\().2d}, [x4], #16 - .endif - add v5.2d, v\rc0\().2d, v\in0\().2d - ext v6.16b, v\i2\().16b, v\i3\().16b, #8 - ext v5.16b, v5.16b, v5.16b, #8 - ext v7.16b, v\i1\().16b, v\i2\().16b, #8 - add v\i3\().2d, v\i3\().2d, v5.2d - .ifnb \in1 - ext v5.16b, v\in3\().16b, v\in4\().16b, #8 - sha512su0 v\in0\().2d, v\in1\().2d - .endif - sha512h q\i3, q6, v7.2d - .ifnb \in1 - sha512su1 v\in0\().2d, v\in2\().2d, v5.2d - .endif - add v\i4\().2d, v\i1\().2d, v\i3\().2d - sha512h2 q\i3, q\i1, v\i0\().2d - .endm - - /* - * int __sha512_ce_transform(struct sha512_state *sst, u8 const *src, - * int blocks) - */ - .text -SYM_FUNC_START(__sha512_ce_transform) - /* load state */ - ld1 {v8.2d-v11.2d}, [x0] - - /* load first 4 round constants */ - adr_l x3, .Lsha512_rcon - ld1 {v20.2d-v23.2d}, [x3], #64 - - /* load input */ -0: ld1 {v12.2d-v15.2d}, [x1], #64 - ld1 {v16.2d-v19.2d}, [x1], #64 - sub w2, w2, #1 - -CPU_LE( rev64 v12.16b, v12.16b ) -CPU_LE( rev64 v13.16b, v13.16b ) -CPU_LE( rev64 v14.16b, v14.16b ) -CPU_LE( rev64 v15.16b, v15.16b ) -CPU_LE( rev64 v16.16b, v16.16b ) -CPU_LE( rev64 v17.16b, v17.16b ) -CPU_LE( rev64 v18.16b, v18.16b ) -CPU_LE( rev64 v19.16b, v19.16b ) - - mov x4, x3 // rc pointer - - mov v0.16b, v8.16b - mov v1.16b, v9.16b - mov v2.16b, v10.16b - mov v3.16b, v11.16b - - // v0 ab cd -- ef gh ab - // v1 cd -- ef gh ab cd - // v2 ef gh ab cd -- ef - // v3 gh ab cd -- ef gh - // v4 -- ef gh ab cd -- - - dround 0, 1, 2, 3, 4, 20, 24, 12, 13, 19, 16, 17 - dround 3, 0, 4, 2, 1, 21, 25, 13, 14, 12, 17, 18 - dround 2, 3, 1, 4, 0, 22, 26, 14, 15, 13, 18, 19 - dround 4, 2, 0, 1, 3, 23, 27, 15, 16, 14, 19, 12 - dround 1, 4, 3, 0, 2, 24, 28, 16, 17, 15, 12, 13 - - dround 0, 1, 2, 3, 4, 25, 29, 17, 18, 16, 13, 14 - dround 3, 0, 4, 2, 1, 26, 30, 18, 19, 17, 14, 15 - dround 2, 3, 1, 4, 0, 27, 31, 19, 12, 18, 15, 16 - dround 4, 2, 0, 1, 3, 28, 24, 12, 13, 19, 16, 17 - dround 1, 4, 3, 0, 2, 29, 25, 13, 14, 12, 17, 18 - - dround 0, 1, 2, 3, 4, 30, 26, 14, 15, 13, 18, 19 - dround 3, 0, 4, 2, 1, 31, 27, 15, 16, 14, 19, 12 - dround 2, 3, 1, 4, 0, 24, 28, 16, 17, 15, 12, 13 - dround 4, 2, 0, 1, 3, 25, 29, 17, 18, 16, 13, 14 - dround 1, 4, 3, 0, 2, 26, 30, 18, 19, 17, 14, 15 - - dround 0, 1, 2, 3, 4, 27, 31, 19, 12, 18, 15, 16 - dround 3, 0, 4, 2, 1, 28, 24, 12, 13, 19, 16, 17 - dround 2, 3, 1, 4, 0, 29, 25, 13, 14, 12, 17, 18 - dround 4, 2, 0, 1, 3, 30, 26, 14, 15, 13, 18, 19 - dround 1, 4, 3, 0, 2, 31, 27, 15, 16, 14, 19, 12 - - dround 0, 1, 2, 3, 4, 24, 28, 16, 17, 15, 12, 13 - dround 3, 0, 4, 2, 1, 25, 29, 17, 18, 16, 13, 14 - dround 2, 3, 1, 4, 0, 26, 30, 18, 19, 17, 14, 15 - dround 4, 2, 0, 1, 3, 27, 31, 19, 12, 18, 15, 16 - dround 1, 4, 3, 0, 2, 28, 24, 12, 13, 19, 16, 17 - - dround 0, 1, 2, 3, 4, 29, 25, 13, 14, 12, 17, 18 - dround 3, 0, 4, 2, 1, 30, 26, 14, 15, 13, 18, 19 - dround 2, 3, 1, 4, 0, 31, 27, 15, 16, 14, 19, 12 - dround 4, 2, 0, 1, 3, 24, 28, 16, 17, 15, 12, 13 - dround 1, 4, 3, 0, 2, 25, 29, 17, 18, 16, 13, 14 - - dround 0, 1, 2, 3, 4, 26, 30, 18, 19, 17, 14, 15 - dround 3, 0, 4, 2, 1, 27, 31, 19, 12, 18, 15, 16 - dround 2, 3, 1, 4, 0, 28, 24, 12 - dround 4, 2, 0, 1, 3, 29, 25, 13 - dround 1, 4, 3, 0, 2, 30, 26, 14 - - dround 0, 1, 2, 3, 4, 31, 27, 15 - dround 3, 0, 4, 2, 1, 24, , 16 - dround 2, 3, 1, 4, 0, 25, , 17 - dround 4, 2, 0, 1, 3, 26, , 18 - dround 1, 4, 3, 0, 2, 27, , 19 - - /* update state */ - add v8.2d, v8.2d, v0.2d - add v9.2d, v9.2d, v1.2d - add v10.2d, v10.2d, v2.2d - add v11.2d, v11.2d, v3.2d - - cond_yield 3f, x4, x5 - /* handled all input blocks? */ - cbnz w2, 0b - - /* store new state */ -3: st1 {v8.2d-v11.2d}, [x0] - mov w0, w2 - ret -SYM_FUNC_END(__sha512_ce_transform) diff --git a/arch/arm64/crypto/sha512-ce-glue.c b/arch/arm64/crypto/sha512-ce-glue.c deleted file mode 100644 index 6fb3001fa2c9..000000000000 --- a/arch/arm64/crypto/sha512-ce-glue.c +++ /dev/null @@ -1,96 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * sha512-ce-glue.c - SHA-384/SHA-512 using ARMv8 Crypto Extensions - * - * Copyright (C) 2018 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <asm/neon.h> -#include <crypto/internal/hash.h> -#include <crypto/sha2.h> -#include <crypto/sha512_base.h> -#include <linux/cpufeature.h> -#include <linux/kernel.h> -#include <linux/module.h> - -MODULE_DESCRIPTION("SHA-384/SHA-512 secure hash using ARMv8 Crypto Extensions"); -MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS_CRYPTO("sha384"); -MODULE_ALIAS_CRYPTO("sha512"); - -asmlinkage int __sha512_ce_transform(struct sha512_state *sst, u8 const *src, - int blocks); - -static void sha512_ce_transform(struct sha512_state *sst, u8 const *src, - int blocks) -{ - do { - int rem; - - kernel_neon_begin(); - rem = __sha512_ce_transform(sst, src, blocks); - kernel_neon_end(); - src += (blocks - rem) * SHA512_BLOCK_SIZE; - blocks = rem; - } while (blocks); -} - -static int sha512_ce_update(struct shash_desc *desc, const u8 *data, - unsigned int len) -{ - return sha512_base_do_update_blocks(desc, data, len, - sha512_ce_transform); -} - -static int sha512_ce_finup(struct shash_desc *desc, const u8 *data, - unsigned int len, u8 *out) -{ - sha512_base_do_finup(desc, data, len, sha512_ce_transform); - return sha512_base_finish(desc, out); -} - -static struct shash_alg algs[] = { { - .init = sha384_base_init, - .update = sha512_ce_update, - .finup = sha512_ce_finup, - .descsize = SHA512_STATE_SIZE, - .digestsize = SHA384_DIGEST_SIZE, - .base.cra_name = "sha384", - .base.cra_driver_name = "sha384-ce", - .base.cra_priority = 200, - .base.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | - CRYPTO_AHASH_ALG_FINUP_MAX, - .base.cra_blocksize = SHA512_BLOCK_SIZE, - .base.cra_module = THIS_MODULE, -}, { - .init = sha512_base_init, - .update = sha512_ce_update, - .finup = sha512_ce_finup, - .descsize = SHA512_STATE_SIZE, - .digestsize = SHA512_DIGEST_SIZE, - .base.cra_name = "sha512", - .base.cra_driver_name = "sha512-ce", - .base.cra_priority = 200, - .base.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | - CRYPTO_AHASH_ALG_FINUP_MAX, - .base.cra_blocksize = SHA512_BLOCK_SIZE, - .base.cra_module = THIS_MODULE, -} }; - -static int __init sha512_ce_mod_init(void) -{ - return crypto_register_shashes(algs, ARRAY_SIZE(algs)); -} - -static void __exit sha512_ce_mod_fini(void) -{ - crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); -} - -module_cpu_feature_match(SHA512, sha512_ce_mod_init); -module_exit(sha512_ce_mod_fini); diff --git a/arch/arm64/crypto/sha512-glue.c b/arch/arm64/crypto/sha512-glue.c deleted file mode 100644 index 15aa9d8b7b2c..000000000000 --- a/arch/arm64/crypto/sha512-glue.c +++ /dev/null @@ -1,83 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Linux/arm64 port of the OpenSSL SHA512 implementation for AArch64 - * - * Copyright (c) 2016 Linaro Ltd. <ard.biesheuvel@linaro.org> - */ - -#include <crypto/internal/hash.h> -#include <crypto/sha2.h> -#include <crypto/sha512_base.h> -#include <linux/kernel.h> -#include <linux/module.h> - -MODULE_DESCRIPTION("SHA-384/SHA-512 secure hash for arm64"); -MODULE_AUTHOR("Andy Polyakov <appro@openssl.org>"); -MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS_CRYPTO("sha384"); -MODULE_ALIAS_CRYPTO("sha512"); - -asmlinkage void sha512_blocks_arch(u64 *digest, const void *data, - unsigned int num_blks); - -static void sha512_arm64_transform(struct sha512_state *sst, u8 const *src, - int blocks) -{ - sha512_blocks_arch(sst->state, src, blocks); -} - -static int sha512_update(struct shash_desc *desc, const u8 *data, - unsigned int len) -{ - return sha512_base_do_update_blocks(desc, data, len, - sha512_arm64_transform); -} - -static int sha512_finup(struct shash_desc *desc, const u8 *data, - unsigned int len, u8 *out) -{ - sha512_base_do_finup(desc, data, len, sha512_arm64_transform); - return sha512_base_finish(desc, out); -} - -static struct shash_alg algs[] = { { - .digestsize = SHA512_DIGEST_SIZE, - .init = sha512_base_init, - .update = sha512_update, - .finup = sha512_finup, - .descsize = SHA512_STATE_SIZE, - .base.cra_name = "sha512", - .base.cra_driver_name = "sha512-arm64", - .base.cra_priority = 150, - .base.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | - CRYPTO_AHASH_ALG_FINUP_MAX, - .base.cra_blocksize = SHA512_BLOCK_SIZE, - .base.cra_module = THIS_MODULE, -}, { - .digestsize = SHA384_DIGEST_SIZE, - .init = sha384_base_init, - .update = sha512_update, - .finup = sha512_finup, - .descsize = SHA512_STATE_SIZE, - .base.cra_name = "sha384", - .base.cra_driver_name = "sha384-arm64", - .base.cra_priority = 150, - .base.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | - CRYPTO_AHASH_ALG_FINUP_MAX, - .base.cra_blocksize = SHA384_BLOCK_SIZE, - .base.cra_module = THIS_MODULE, -} }; - -static int __init sha512_mod_init(void) -{ - return crypto_register_shashes(algs, ARRAY_SIZE(algs)); -} - -static void __exit sha512_mod_fini(void) -{ - crypto_unregister_shashes(algs, ARRAY_SIZE(algs)); -} - -module_init(sha512_mod_init); -module_exit(sha512_mod_fini); |