diff options
| author | Jussi Kivilinna <jussi.kivilinna@mbnet.fi> | 2012-06-14 04:09:03 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2012-06-14 04:09:03 +0200 |
| commit | 3387e7d69048f5ab02729825f9611754850d9a87 (patch) | |
| tree | d7468f1d4a72dc1282a04c6f5bc5953be2b7bdad /arch/x86/include | |
| parent | crypto: arc4 - improve performance by using u32 for ctx and variables (diff) | |
| download | linux-3387e7d69048f5ab02729825f9611754850d9a87.tar.xz linux-3387e7d69048f5ab02729825f9611754850d9a87.zip | |
crypto: serpent-sse2/avx - allow both to be built into kernel
Rename serpent-avx assembler functions so that they do not collide with
serpent-sse2 assembler functions when linking both versions in to same
kernel image.
Reported-by: Randy Dunlap <rdunlap@xenotime.net>
Cc: Johannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de>
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/serpent-avx.h | 32 | ||||
| -rw-r--r-- | arch/x86/include/asm/serpent-sse2.h (renamed from arch/x86/include/asm/serpent.h) | 4 |
2 files changed, 34 insertions, 2 deletions
diff --git a/arch/x86/include/asm/serpent-avx.h b/arch/x86/include/asm/serpent-avx.h new file mode 100644 index 000000000000..432deedd2945 --- /dev/null +++ b/arch/x86/include/asm/serpent-avx.h @@ -0,0 +1,32 @@ +#ifndef ASM_X86_SERPENT_AVX_H +#define ASM_X86_SERPENT_AVX_H + +#include <linux/crypto.h> +#include <crypto/serpent.h> + +#define SERPENT_PARALLEL_BLOCKS 8 + +asmlinkage void __serpent_enc_blk_8way_avx(struct serpent_ctx *ctx, u8 *dst, + const u8 *src, bool xor); +asmlinkage void serpent_dec_blk_8way_avx(struct serpent_ctx *ctx, u8 *dst, + const u8 *src); + +static inline void serpent_enc_blk_xway(struct serpent_ctx *ctx, u8 *dst, + const u8 *src) +{ + __serpent_enc_blk_8way_avx(ctx, dst, src, false); +} + +static inline void serpent_enc_blk_xway_xor(struct serpent_ctx *ctx, u8 *dst, + const u8 *src) +{ + __serpent_enc_blk_8way_avx(ctx, dst, src, true); +} + +static inline void serpent_dec_blk_xway(struct serpent_ctx *ctx, u8 *dst, + const u8 *src) +{ + serpent_dec_blk_8way_avx(ctx, dst, src); +} + +#endif diff --git a/arch/x86/include/asm/serpent.h b/arch/x86/include/asm/serpent-sse2.h index d3ef63fe0c81..e6e77dffbdab 100644 --- a/arch/x86/include/asm/serpent.h +++ b/arch/x86/include/asm/serpent-sse2.h @@ -1,5 +1,5 @@ -#ifndef ASM_X86_SERPENT_H -#define ASM_X86_SERPENT_H +#ifndef ASM_X86_SERPENT_SSE2_H +#define ASM_X86_SERPENT_SSE2_H #include <linux/crypto.h> #include <crypto/serpent.h> |