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-rw-r--r--arch/arm/crypto/bsaes-armv7.pl12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/arm/crypto/bsaes-armv7.pl b/arch/arm/crypto/bsaes-armv7.pl
index be068db960ee..a4d3856e7d24 100644
--- a/arch/arm/crypto/bsaes-armv7.pl
+++ b/arch/arm/crypto/bsaes-armv7.pl
@@ -701,14 +701,18 @@ $code.=<<___;
701# define VFP_ABI_FRAME 0 701# define VFP_ABI_FRAME 0
702# define BSAES_ASM_EXTENDED_KEY 702# define BSAES_ASM_EXTENDED_KEY
703# define XTS_CHAIN_TWEAK 703# define XTS_CHAIN_TWEAK
704# define __ARM_ARCH__ 7 704# define __ARM_ARCH__ __LINUX_ARM_ARCH__
705# define __ARM_MAX_ARCH__ 7
705#endif 706#endif
706 707
707#ifdef __thumb__ 708#ifdef __thumb__
708# define adrl adr 709# define adrl adr
709#endif 710#endif
710 711
711#if __ARM_ARCH__>=7 712#if __ARM_MAX_ARCH__>=7
713.arch armv7-a
714.fpu neon
715
712.text 716.text
713.syntax unified @ ARMv7-capable assembler is expected to handle this 717.syntax unified @ ARMv7-capable assembler is expected to handle this
714#ifdef __thumb2__ 718#ifdef __thumb2__
@@ -717,8 +721,6 @@ $code.=<<___;
717.code 32 721.code 32
718#endif 722#endif
719 723
720.fpu neon
721
722.type _bsaes_decrypt8,%function 724.type _bsaes_decrypt8,%function
723.align 4 725.align 4
724_bsaes_decrypt8: 726_bsaes_decrypt8:
@@ -2076,9 +2078,11 @@ bsaes_xts_decrypt:
2076 vld1.8 {@XMM[8]}, [r0] @ initial tweak 2078 vld1.8 {@XMM[8]}, [r0] @ initial tweak
2077 adr $magic, .Lxts_magic 2079 adr $magic, .Lxts_magic
2078 2080
2081#ifndef XTS_CHAIN_TWEAK
2079 tst $len, #0xf @ if not multiple of 16 2082 tst $len, #0xf @ if not multiple of 16
2080 it ne @ Thumb2 thing, sanity check in ARM 2083 it ne @ Thumb2 thing, sanity check in ARM
2081 subne $len, #0x10 @ subtract another 16 bytes 2084 subne $len, #0x10 @ subtract another 16 bytes
2085#endif
2082 subs $len, #0x80 2086 subs $len, #0x80
2083 2087
2084 blo .Lxts_dec_short 2088 blo .Lxts_dec_short