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authorJason A. Donenfeld <Jason@zx2c4.com>2018-09-23 03:53:35 +0200
committerJason A. Donenfeld <Jason@zx2c4.com>2018-09-23 17:05:23 +0200
commit94549a595c7ff6a2040d11009b14576c64ee9b88 (patch)
treea0f41bed7257c873b9561b37888c45e600dbd334 /src/crypto/zinc/poly1305/poly1305-arm-glue.h
parentdad4e5d2e29f3e19f95982bf3e468f0f965379ce (diff)
crypto-arm: rework KERNEL_MODE_NEON handling again
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to 'src/crypto/zinc/poly1305/poly1305-arm-glue.h')
-rw-r--r--src/crypto/zinc/poly1305/poly1305-arm-glue.h13
1 files changed, 4 insertions, 9 deletions
diff --git a/src/crypto/zinc/poly1305/poly1305-arm-glue.h b/src/crypto/zinc/poly1305/poly1305-arm-glue.h
index fb7be17..ddeb58a 100644
--- a/src/crypto/zinc/poly1305/poly1305-arm-glue.h
+++ b/src/crypto/zinc/poly1305/poly1305-arm-glue.h
@@ -6,16 +6,11 @@
#include <asm/hwcap.h>
#include <asm/neon.h>
-#define ARM_USE_NEON (defined(CONFIG_KERNEL_MODE_NEON) && \
- (defined(CONFIG_ARM64) || \
- (defined(__LINUX_ARM_ARCH__) && \
- __LINUX_ARM_ARCH__ == 7)))
-
asmlinkage void poly1305_init_arm(void *ctx, const u8 key[16]);
asmlinkage void poly1305_blocks_arm(void *ctx, const u8 *inp, const size_t len,
const u32 padbit);
asmlinkage void poly1305_emit_arm(void *ctx, u8 mac[16], const u32 nonce[4]);
-#if ARM_USE_NEON
+#if defined(CONFIG_KERNEL_MODE_NEON)
asmlinkage void poly1305_blocks_neon(void *ctx, const u8 *inp, const size_t len,
const u32 padbit);
asmlinkage void poly1305_emit_neon(void *ctx, u8 mac[16], const u32 nonce[4]);
@@ -57,7 +52,7 @@ struct poly1305_arch_internal {
};
#endif
-#if ARM_USE_NEON
+#if defined(CONFIG_KERNEL_MODE_NEON)
static void convert_to_base2_64(void *ctx)
{
struct poly1305_arch_internal *state = ctx;
@@ -95,7 +90,7 @@ static inline bool poly1305_blocks_arch(void *ctx, const u8 *inp,
const size_t len, const u32 padbit,
simd_context_t *simd_context)
{
-#if ARM_USE_NEON
+#if defined(CONFIG_KERNEL_MODE_NEON)
if (poly1305_use_neon && simd_use(simd_context)) {
poly1305_blocks_neon(ctx, inp, len, padbit);
return true;
@@ -111,7 +106,7 @@ static inline bool poly1305_emit_arch(void *ctx, u8 mac[POLY1305_MAC_SIZE],
const u32 nonce[4],
simd_context_t *simd_context)
{
-#if ARM_USE_NEON
+#if defined(CONFIG_KERNEL_MODE_NEON)
if (poly1305_use_neon && simd_use(simd_context)) {
poly1305_emit_neon(ctx, mac, nonce);
return true;