From 23fa18eaa71266feff7ba8d83022d9e1cc83c65a Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:42:03 +0000
Subject: [PATCH] disable pwm7
---
kernel/arch/arm64/crypto/sha256-glue.c | 77 ++++++++++++++++++++------------------
1 files changed, 40 insertions(+), 37 deletions(-)
diff --git a/kernel/arch/arm64/crypto/sha256-glue.c b/kernel/arch/arm64/crypto/sha256-glue.c
index 4aedeae..77bc6e7 100644
--- a/kernel/arch/arm64/crypto/sha256-glue.c
+++ b/kernel/arch/arm64/crypto/sha256-glue.c
@@ -1,22 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Linux/arm64 port of the OpenSSL SHA256 implementation for AArch64
*
* Copyright (c) 2016 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 as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
*/
#include <asm/hwcap.h>
#include <asm/neon.h>
#include <asm/simd.h>
#include <crypto/internal/hash.h>
+#include <crypto/internal/simd.h>
#include <crypto/sha.h>
#include <crypto/sha256_base.h>
-#include <linux/cryptohash.h>
#include <linux/types.h>
#include <linux/string.h>
@@ -31,39 +26,50 @@
unsigned int num_blks);
EXPORT_SYMBOL(sha256_block_data_order);
+static void __sha256_block_data_order(struct sha256_state *sst, u8 const *src,
+ int blocks)
+{
+ sha256_block_data_order(sst->state, src, blocks);
+}
+
asmlinkage void sha256_block_neon(u32 *digest, const void *data,
unsigned int num_blks);
-static int sha256_update(struct shash_desc *desc, const u8 *data,
- unsigned int len)
+static void __sha256_block_neon(struct sha256_state *sst, u8 const *src,
+ int blocks)
{
- return sha256_base_do_update(desc, data, len,
- (sha256_block_fn *)sha256_block_data_order);
+ sha256_block_neon(sst->state, src, blocks);
}
-static int sha256_finup(struct shash_desc *desc, const u8 *data,
- unsigned int len, u8 *out)
+static int crypto_sha256_arm64_update(struct shash_desc *desc, const u8 *data,
+ unsigned int len)
+{
+ return sha256_base_do_update(desc, data, len,
+ __sha256_block_data_order);
+}
+
+static int crypto_sha256_arm64_finup(struct shash_desc *desc, const u8 *data,
+ unsigned int len, u8 *out)
{
if (len)
sha256_base_do_update(desc, data, len,
- (sha256_block_fn *)sha256_block_data_order);
- sha256_base_do_finalize(desc,
- (sha256_block_fn *)sha256_block_data_order);
+ __sha256_block_data_order);
+ sha256_base_do_finalize(desc, __sha256_block_data_order);
return sha256_base_finish(desc, out);
}
-static int sha256_final(struct shash_desc *desc, u8 *out)
+static int crypto_sha256_arm64_final(struct shash_desc *desc, u8 *out)
{
- return sha256_finup(desc, NULL, 0, out);
+ return crypto_sha256_arm64_finup(desc, NULL, 0, out);
}
static struct shash_alg algs[] = { {
.digestsize = SHA256_DIGEST_SIZE,
.init = sha256_base_init,
- .update = sha256_update,
- .final = sha256_final,
- .finup = sha256_finup,
+ .update = crypto_sha256_arm64_update,
+ .final = crypto_sha256_arm64_final,
+ .finup = crypto_sha256_arm64_finup,
.descsize = sizeof(struct sha256_state),
.base.cra_name = "sha256",
.base.cra_driver_name = "sha256-arm64",
@@ -73,9 +79,9 @@
}, {
.digestsize = SHA224_DIGEST_SIZE,
.init = sha224_base_init,
- .update = sha256_update,
- .final = sha256_final,
- .finup = sha256_finup,
+ .update = crypto_sha256_arm64_update,
+ .final = crypto_sha256_arm64_final,
+ .finup = crypto_sha256_arm64_finup,
.descsize = sizeof(struct sha256_state),
.base.cra_name = "sha224",
.base.cra_driver_name = "sha224-arm64",
@@ -89,9 +95,9 @@
{
struct sha256_state *sctx = shash_desc_ctx(desc);
- if (!may_use_simd())
+ if (!crypto_simd_usable())
return sha256_base_do_update(desc, data, len,
- (sha256_block_fn *)sha256_block_data_order);
+ __sha256_block_data_order);
while (len > 0) {
unsigned int chunk = len;
@@ -101,14 +107,13 @@
* input when running on a preemptible kernel, but process the
* data block by block instead.
*/
- if (IS_ENABLED(CONFIG_PREEMPT) &&
+ if (IS_ENABLED(CONFIG_PREEMPTION) &&
chunk + sctx->count % SHA256_BLOCK_SIZE > SHA256_BLOCK_SIZE)
chunk = SHA256_BLOCK_SIZE -
sctx->count % SHA256_BLOCK_SIZE;
kernel_neon_begin();
- sha256_base_do_update(desc, data, chunk,
- (sha256_block_fn *)sha256_block_neon);
+ sha256_base_do_update(desc, data, chunk, __sha256_block_neon);
kernel_neon_end();
data += chunk;
len -= chunk;
@@ -119,18 +124,16 @@
static int sha256_finup_neon(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
- if (!may_use_simd()) {
+ if (!crypto_simd_usable()) {
if (len)
sha256_base_do_update(desc, data, len,
- (sha256_block_fn *)sha256_block_data_order);
- sha256_base_do_finalize(desc,
- (sha256_block_fn *)sha256_block_data_order);
+ __sha256_block_data_order);
+ sha256_base_do_finalize(desc, __sha256_block_data_order);
} else {
if (len)
sha256_update_neon(desc, data, len);
kernel_neon_begin();
- sha256_base_do_finalize(desc,
- (sha256_block_fn *)sha256_block_neon);
+ sha256_base_do_finalize(desc, __sha256_block_neon);
kernel_neon_end();
}
return sha256_base_finish(desc, out);
@@ -173,7 +176,7 @@
if (ret)
return ret;
- if (elf_hwcap & HWCAP_ASIMD) {
+ if (cpu_have_named_feature(ASIMD)) {
ret = crypto_register_shashes(neon_algs, ARRAY_SIZE(neon_algs));
if (ret)
crypto_unregister_shashes(algs, ARRAY_SIZE(algs));
@@ -183,7 +186,7 @@
static void __exit sha256_mod_fini(void)
{
- if (elf_hwcap & HWCAP_ASIMD)
+ if (cpu_have_named_feature(ASIMD))
crypto_unregister_shashes(neon_algs, ARRAY_SIZE(neon_algs));
crypto_unregister_shashes(algs, ARRAY_SIZE(algs));
}
--
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