1 files changed, 0 insertions, 113 deletions
diff --git a/arch/arm64/crypto/sm4-neon-core.S b/arch/arm64/crypto/sm4-neon-core.S
index f295b4b7d70a..734dc7193610 100644
--- a/arch/arm64/crypto/sm4-neon-core.S
+++ b/arch/arm64/crypto/sm4-neon-core.S
@@ -438,119 +438,6 @@ SYM_FUNC_START(sm4_neon_cbc_dec)
 SYM_FUNC_END(sm4_neon_cbc_dec)
 
 .align 3
-SYM_FUNC_START(sm4_neon_cfb_dec)
-	/* input:
-	 *   x0: round key array, CTX
-	 *   x1: dst
-	 *   x2: src
-	 *   x3: iv (big endian, 128 bit)
-	 *   w4: nblocks
-	 */
-	SM4_PREPARE()
-
-	ld1		{v0.16b}, [x3]
-
-.Lcfb_dec_loop_8x:
-	sub		w4, w4, #8
-	tbnz		w4, #31, .Lcfb_dec_4x
-
-	ld1		{v1.16b-v3.16b}, [x2], #48
-	ld4		{v4.4s-v7.4s}, [x2]
-
-	transpose_4x4(v0, v1, v2, v3)
-
-	SM4_CRYPT_BLK8(v0, v1, v2, v3, v4, v5, v6, v7)
-
-	sub		x2, x2, #48
-	ld1		{RTMP0.16b-RTMP3.16b}, [x2], #64
-	ld1		{RTMP4.16b-RTMP7.16b}, [x2], #64
-
-	eor		v0.16b, v0.16b, RTMP0.16b
-	eor		v1.16b, v1.16b, RTMP1.16b
-	eor		v2.16b, v2.16b, RTMP2.16b
-	eor		v3.16b, v3.16b, RTMP3.16b
-	eor		v4.16b, v4.16b, RTMP4.16b
-	eor		v5.16b, v5.16b, RTMP5.16b
-	eor		v6.16b, v6.16b, RTMP6.16b
-	eor		v7.16b, v7.16b, RTMP7.16b
-
-	st1		{v0.16b-v3.16b}, [x1], #64
-	st1		{v4.16b-v7.16b}, [x1], #64
-
-	mov		v0.16b, RTMP7.16b
-
-	cbz		w4, .Lcfb_dec_end
-	b		.Lcfb_dec_loop_8x
-
-.Lcfb_dec_4x:
-	add		w4, w4, #8
-	cmp		w4, #4
-	blt		.Lcfb_dec_tail
-
-	sub		w4, w4, #4
-
-	ld1		{v4.16b-v7.16b}, [x2], #64
-
-	rev32		v0.16b, v0.16b		/* v0 is IV register */
-	rev32		v1.16b, v4.16b
-	rev32		v2.16b, v5.16b
-	rev32		v3.16b, v6.16b
-
-	transpose_4x4(v0, v1, v2, v3)
-
-	SM4_CRYPT_BLK4_BE(v0, v1, v2, v3)
-
-	eor		v0.16b, v0.16b, v4.16b
-	eor		v1.16b, v1.16b, v5.16b
-	eor		v2.16b, v2.16b, v6.16b
-	eor		v3.16b, v3.16b, v7.16b
-
-	st1		{v0.16b-v3.16b}, [x1], #64
-
-	mov		v0.16b, v7.16b
-
-	cbz		w4, .Lcfb_dec_end
-
-.Lcfb_dec_tail:
-	cmp		w4, #2
-	ld1		{v4.16b}, [x2], #16
-	blt		.Lcfb_dec_tail_load_done
-	ld1		{v5.16b}, [x2], #16
-	beq		.Lcfb_dec_tail_load_done
-	ld1		{v6.16b}, [x2], #16
-
-.Lcfb_dec_tail_load_done:
-	rev32		v0.16b, v0.16b		/* v0 is IV register */
-	rev32		v1.16b, v4.16b
-	rev32		v2.16b, v5.16b
-
-	transpose_4x4(v0, v1, v2, v3)
-
-	SM4_CRYPT_BLK4_BE(v0, v1, v2, v3)
-
-	cmp		w4, #2
-	eor		v0.16b, v0.16b, v4.16b
-	st1		{v0.16b}, [x1], #16
-	mov		v0.16b, v4.16b
-	blt		.Lcfb_dec_end
-
-	eor		v1.16b, v1.16b, v5.16b
-	st1		{v1.16b}, [x1], #16
-	mov		v0.16b, v5.16b
-	beq		.Lcfb_dec_end
-
-	eor		v2.16b, v2.16b, v6.16b
-	st1		{v2.16b}, [x1], #16
-	mov		v0.16b, v6.16b
-
-.Lcfb_dec_end:
-	/* store new IV */
-	st1		{v0.16b}, [x3]
-
-	ret
-SYM_FUNC_END(sm4_neon_cfb_dec)
-
-.align 3
 SYM_FUNC_START(sm4_neon_ctr_crypt)
 	/* input:
 	 *   x0: round key array, CTX