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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2019-07-20 07:07:56 +0300
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2019-07-20 07:07:56 +0300
commitc39f2d9db0fd81ea20bb5cce9b3f082ca63753e2 (patch)
tree8e80ed5601b4fb8880a2ca8e08802bc8b1f850bd /arch/x86/crypto/chacha_glue.c
parentMerge branch 'next' into for-linus (diff)
parentInput: alps - fix a mismatch between a condition check and its comment (diff)
downloadlinux-dev-c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2.tar.xz
linux-dev-c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2.zip
Merge branch 'next' into for-linus
Prepare second round of input updates for 5.3 merge window.
Diffstat (limited to 'arch/x86/crypto/chacha_glue.c')
-rw-r--r--arch/x86/crypto/chacha_glue.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/arch/x86/crypto/chacha_glue.c b/arch/x86/crypto/chacha_glue.c
index 45c1c4143176..1ce0019c059c 100644
--- a/arch/x86/crypto/chacha_glue.c
+++ b/arch/x86/crypto/chacha_glue.c
@@ -1,21 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* x64 SIMD accelerated ChaCha and XChaCha stream ciphers,
* including ChaCha20 (RFC7539)
*
* Copyright (C) 2015 Martin Willi
- *
- * 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 <crypto/algapi.h>
#include <crypto/chacha.h>
+#include <crypto/internal/simd.h>
#include <crypto/internal/skcipher.h>
#include <linux/kernel.h>
#include <linux/module.h>
-#include <asm/fpu/api.h>
#include <asm/simd.h>
#define CHACHA_STATE_ALIGN 16
@@ -170,7 +166,7 @@ static int chacha_simd(struct skcipher_request *req)
struct skcipher_walk walk;
int err;
- if (req->cryptlen <= CHACHA_BLOCK_SIZE || !irq_fpu_usable())
+ if (req->cryptlen <= CHACHA_BLOCK_SIZE || !crypto_simd_usable())
return crypto_chacha_crypt(req);
err = skcipher_walk_virt(&walk, req, true);
@@ -193,7 +189,7 @@ static int xchacha_simd(struct skcipher_request *req)
u8 real_iv[16];
int err;
- if (req->cryptlen <= CHACHA_BLOCK_SIZE || !irq_fpu_usable())
+ if (req->cryptlen <= CHACHA_BLOCK_SIZE || !crypto_simd_usable())
return crypto_xchacha_crypt(req);
err = skcipher_walk_virt(&walk, req, true);