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authorLinus Torvalds <torvalds@linux-foundation.org>2014-08-04 09:52:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-08-04 09:52:51 -0700
commit3e7a716a92a0e051f5502c7b689f8c9127c37c33 (patch)
tree2ebb892eb3a024f108e68a9577c767a53b955a4a /arch
parentc2df436bd2504f52808c10ab7d7da832f61ad3f0 (diff)
parentce5481d01f67ad304908ec2113515440c0fa86eb (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto update from Herbert Xu: - CTR(AES) optimisation on x86_64 using "by8" AVX. - arm64 support to ccp - Intel QAT crypto driver - Qualcomm crypto engine driver - x86-64 assembly optimisation for 3DES - CTR(3DES) speed test - move FIPS panic from module.c so that it only triggers on crypto modules - SP800-90A Deterministic Random Bit Generator (drbg). - more test vectors for ghash. - tweak self tests to catch partial block bugs. - misc fixes. * git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (94 commits) crypto: drbg - fix failure of generating multiple of 2**16 bytes crypto: ccp - Do not sign extend input data to CCP crypto: testmgr - add missing spaces to drbg error strings crypto: atmel-tdes - Switch to managed version of kzalloc crypto: atmel-sha - Switch to managed version of kzalloc crypto: testmgr - use chunks smaller than algo block size in chunk tests crypto: qat - Fixed SKU1 dev issue crypto: qat - Use hweight for bit counting crypto: qat - Updated print outputs crypto: qat - change ae_num to ae_id crypto: qat - change slice->regions to slice->region crypto: qat - use min_t macro crypto: qat - remove unnecessary parentheses crypto: qat - remove unneeded header crypto: qat - checkpatch blank lines crypto: qat - remove unnecessary return codes crypto: Resolve shadow warnings crypto: ccp - Remove "select OF" from Kconfig crypto: caam - fix DECO RSR polling crypto: qce - Let 'DEV_QCE' depend on both HAS_DMA and HAS_IOMEM ...
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/boot/dts/fsl/qoriq-sec6.0-0.dtsi3
-rw-r--r--arch/x86/crypto/Makefile4
-rw-r--r--arch/x86/crypto/aes_ctrby8_avx-x86_64.S546
-rw-r--r--arch/x86/crypto/aesni-intel_glue.c40
-rw-r--r--arch/x86/crypto/crc32c-pcl-intel-asm_64.S281
-rw-r--r--arch/x86/crypto/des3_ede-asm_64.S805
-rw-r--r--arch/x86/crypto/des3_ede_glue.c509
7 files changed, 2042 insertions, 146 deletions
diff --git a/arch/powerpc/boot/dts/fsl/qoriq-sec6.0-0.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-sec6.0-0.dtsi
index f75b4f820c3c..7d4a6a2354f4 100644
--- a/arch/powerpc/boot/dts/fsl/qoriq-sec6.0-0.dtsi
+++ b/arch/powerpc/boot/dts/fsl/qoriq-sec6.0-0.dtsi
@@ -32,7 +32,8 @@
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
- compatible = "fsl,sec-v6.0";
+ compatible = "fsl,sec-v6.0", "fsl,sec-v5.0",
+ "fsl,sec-v4.0";
fsl,sec-era = <6>;
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile
index 61d6e281898b..d551165a3159 100644
--- a/arch/x86/crypto/Makefile
+++ b/arch/x86/crypto/Makefile
@@ -14,6 +14,7 @@ obj-$(CONFIG_CRYPTO_SALSA20_586) += salsa20-i586.o
obj-$(CONFIG_CRYPTO_SERPENT_SSE2_586) += serpent-sse2-i586.o
obj-$(CONFIG_CRYPTO_AES_X86_64) += aes-x86_64.o
+obj-$(CONFIG_CRYPTO_DES3_EDE_X86_64) += des3_ede-x86_64.o
obj-$(CONFIG_CRYPTO_CAMELLIA_X86_64) += camellia-x86_64.o
obj-$(CONFIG_CRYPTO_BLOWFISH_X86_64) += blowfish-x86_64.o
obj-$(CONFIG_CRYPTO_TWOFISH_X86_64) += twofish-x86_64.o
@@ -52,6 +53,7 @@ salsa20-i586-y := salsa20-i586-asm_32.o salsa20_glue.o
serpent-sse2-i586-y := serpent-sse2-i586-asm_32.o serpent_sse2_glue.o
aes-x86_64-y := aes-x86_64-asm_64.o aes_glue.o
+des3_ede-x86_64-y := des3_ede-asm_64.o des3_ede_glue.o
camellia-x86_64-y := camellia-x86_64-asm_64.o camellia_glue.o
blowfish-x86_64-y := blowfish-x86_64-asm_64.o blowfish_glue.o
twofish-x86_64-y := twofish-x86_64-asm_64.o twofish_glue.o
@@ -76,7 +78,7 @@ ifeq ($(avx2_supported),yes)
endif
aesni-intel-y := aesni-intel_asm.o aesni-intel_glue.o fpu.o
-aesni-intel-$(CONFIG_64BIT) += aesni-intel_avx-x86_64.o
+aesni-intel-$(CONFIG_64BIT) += aesni-intel_avx-x86_64.o aes_ctrby8_avx-x86_64.o
ghash-clmulni-intel-y := ghash-clmulni-intel_asm.o ghash-clmulni-intel_glue.o
sha1-ssse3-y := sha1_ssse3_asm.o sha1_ssse3_glue.o
ifeq ($(avx2_supported),yes)
diff --git a/arch/x86/crypto/aes_ctrby8_avx-x86_64.S b/arch/x86/crypto/aes_ctrby8_avx-x86_64.S
new file mode 100644
index 000000000000..f091f122ed24
--- /dev/null
+++ b/arch/x86/crypto/aes_ctrby8_avx-x86_64.S
@@ -0,0 +1,546 @@
+/*
+ * Implement AES CTR mode by8 optimization with AVX instructions. (x86_64)
+ *
+ * This is AES128/192/256 CTR mode optimization implementation. It requires
+ * the support of Intel(R) AESNI and AVX instructions.
+ *
+ * This work was inspired by the AES CTR mode optimization published
+ * in Intel Optimized IPSEC Cryptograhpic library.
+ * Additional information on it can be found at:
+ * http://downloadcenter.intel.com/Detail_Desc.aspx?agr=Y&DwnldID=22972
+ *
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2014 Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * Contact Information:
+ * James Guilford <james.guilford@intel.com>
+ * Sean Gulley <sean.m.gulley@intel.com>
+ * Chandramouli Narayanan <mouli@linux.intel.com>
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2014 Intel Corporation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <linux/linkage.h>
+#include <asm/inst.h>
+
+#define CONCAT(a,b) a##b
+#define VMOVDQ vmovdqu
+
+#define xdata0 %xmm0
+#define xdata1 %xmm1
+#define xdata2 %xmm2
+#define xdata3 %xmm3
+#define xdata4 %xmm4
+#define xdata5 %xmm5
+#define xdata6 %xmm6
+#define xdata7 %xmm7
+#define xcounter %xmm8
+#define xbyteswap %xmm9
+#define xkey0 %xmm10
+#define xkey3 %xmm11
+#define xkey6 %xmm12
+#define xkey9 %xmm13
+#define xkey4 %xmm11
+#define xkey8 %xmm12
+#define xkey12 %xmm13
+#define xkeyA %xmm14
+#define xkeyB %xmm15
+
+#define p_in %rdi
+#define p_iv %rsi
+#define p_keys %rdx
+#define p_out %rcx
+#define num_bytes %r8
+
+#define tmp %r10
+#define DDQ(i) CONCAT(ddq_add_,i)
+#define XMM(i) CONCAT(%xmm, i)
+#define DDQ_DATA 0
+#define XDATA 1
+#define KEY_128 1
+#define KEY_192 2
+#define KEY_256 3
+
+.section .rodata
+.align 16
+
+byteswap_const:
+ .octa 0x000102030405060708090A0B0C0D0E0F
+ddq_add_1:
+ .octa 0x00000000000000000000000000000001
+ddq_add_2:
+ .octa 0x00000000000000000000000000000002
+ddq_add_3:
+ .octa 0x00000000000000000000000000000003
+ddq_add_4:
+ .octa 0x00000000000000000000000000000004
+ddq_add_5:
+ .octa 0x00000000000000000000000000000005
+ddq_add_6:
+ .octa 0x00000000000000000000000000000006
+ddq_add_7:
+ .octa 0x00000000000000000000000000000007
+ddq_add_8:
+ .octa 0x00000000000000000000000000000008
+
+.text
+
+/* generate a unique variable for ddq_add_x */
+
+.macro setddq n
+ var_ddq_add = DDQ(\n)
+.endm
+
+/* generate a unique variable for xmm register */
+.macro setxdata n
+ var_xdata = XMM(\n)
+.endm
+
+/* club the numeric 'id' to the symbol 'name' */
+
+.macro club name, id
+.altmacro
+ .if \name == DDQ_DATA
+ setddq %\id
+ .elseif \name == XDATA
+ setxdata %\id
+ .endif
+.noaltmacro
+.endm
+
+/*
+ * do_aes num_in_par load_keys key_len
+ * This increments p_in, but not p_out
+ */
+.macro do_aes b, k, key_len
+ .set by, \b
+ .set load_keys, \k
+ .set klen, \key_len
+
+ .if (load_keys)
+ vmovdqa 0*16(p_keys), xkey0
+ .endif
+
+ vpshufb xbyteswap, xcounter, xdata0
+
+ .set i, 1
+ .rept (by - 1)
+ club DDQ_DATA, i
+ club XDATA, i
+ vpaddd var_ddq_add(%rip), xcounter, var_xdata
+ vpshufb xbyteswap, var_xdata, var_xdata
+ .set i, (i +1)
+ .endr
+
+ vmovdqa 1*16(p_keys), xkeyA
+
+ vpxor xkey0, xdata0, xdata0
+ club DDQ_DATA, by
+ vpaddd var_ddq_add(%rip), xcounter, xcounter
+
+ .set i, 1
+ .rept (by - 1)
+ club XDATA, i
+ vpxor xkey0, var_xdata, var_xdata
+ .set i, (i +1)
+ .endr
+
+ vmovdqa 2*16(p_keys), xkeyB
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkeyA, var_xdata, var_xdata /* key 1 */
+ .set i, (i +1)
+ .endr
+
+ .if (klen == KEY_128)
+ .if (load_keys)
+ vmovdqa 3*16(p_keys), xkeyA
+ .endif
+ .else
+ vmovdqa 3*16(p_keys), xkeyA
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkeyB, var_xdata, var_xdata /* key 2 */
+ .set i, (i +1)
+ .endr
+
+ add $(16*by), p_in
+
+ .if (klen == KEY_128)
+ vmovdqa 4*16(p_keys), xkey4
+ .else
+ .if (load_keys)
+ vmovdqa 4*16(p_keys), xkey4
+ .endif
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkeyA, var_xdata, var_xdata /* key 3 */
+ .set i, (i +1)
+ .endr
+
+ vmovdqa 5*16(p_keys), xkeyA
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkey4, var_xdata, var_xdata /* key 4 */
+ .set i, (i +1)
+ .endr
+
+ .if (klen == KEY_128)
+ .if (load_keys)
+ vmovdqa 6*16(p_keys), xkeyB
+ .endif
+ .else
+ vmovdqa 6*16(p_keys), xkeyB
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkeyA, var_xdata, var_xdata /* key 5 */
+ .set i, (i +1)
+ .endr
+
+ vmovdqa 7*16(p_keys), xkeyA
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkeyB, var_xdata, var_xdata /* key 6 */
+ .set i, (i +1)
+ .endr
+
+ .if (klen == KEY_128)
+ vmovdqa 8*16(p_keys), xkey8
+ .else
+ .if (load_keys)
+ vmovdqa 8*16(p_keys), xkey8
+ .endif
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkeyA, var_xdata, var_xdata /* key 7 */
+ .set i, (i +1)
+ .endr
+
+ .if (klen == KEY_128)
+ .if (load_keys)
+ vmovdqa 9*16(p_keys), xkeyA
+ .endif
+ .else
+ vmovdqa 9*16(p_keys), xkeyA
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkey8, var_xdata, var_xdata /* key 8 */
+ .set i, (i +1)
+ .endr
+
+ vmovdqa 10*16(p_keys), xkeyB
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkeyA, var_xdata, var_xdata /* key 9 */
+ .set i, (i +1)
+ .endr
+
+ .if (klen != KEY_128)
+ vmovdqa 11*16(p_keys), xkeyA
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ /* key 10 */
+ .if (klen == KEY_128)
+ vaesenclast xkeyB, var_xdata, var_xdata
+ .else
+ vaesenc xkeyB, var_xdata, var_xdata
+ .endif
+ .set i, (i +1)
+ .endr
+
+ .if (klen != KEY_128)
+ .if (load_keys)
+ vmovdqa 12*16(p_keys), xkey12
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ vaesenc xkeyA, var_xdata, var_xdata /* key 11 */
+ .set i, (i +1)
+ .endr
+
+ .if (klen == KEY_256)
+ vmovdqa 13*16(p_keys), xkeyA
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ .if (klen == KEY_256)
+ /* key 12 */
+ vaesenc xkey12, var_xdata, var_xdata
+ .else
+ vaesenclast xkey12, var_xdata, var_xdata
+ .endif
+ .set i, (i +1)
+ .endr
+
+ .if (klen == KEY_256)
+ vmovdqa 14*16(p_keys), xkeyB
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ /* key 13 */
+ vaesenc xkeyA, var_xdata, var_xdata
+ .set i, (i +1)
+ .endr
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ /* key 14 */
+ vaesenclast xkeyB, var_xdata, var_xdata
+ .set i, (i +1)
+ .endr
+ .endif
+ .endif
+
+ .set i, 0
+ .rept (by / 2)
+ .set j, (i+1)
+ VMOVDQ (i*16 - 16*by)(p_in), xkeyA
+ VMOVDQ (j*16 - 16*by)(p_in), xkeyB
+ club XDATA, i
+ vpxor xkeyA, var_xdata, var_xdata
+ club XDATA, j
+ vpxor xkeyB, var_xdata, var_xdata
+ .set i, (i+2)
+ .endr
+
+ .if (i < by)
+ VMOVDQ (i*16 - 16*by)(p_in), xkeyA
+ club XDATA, i
+ vpxor xkeyA, var_xdata, var_xdata
+ .endif
+
+ .set i, 0
+ .rept by
+ club XDATA, i
+ VMOVDQ var_xdata, i*16(p_out)
+ .set i, (i+1)
+ .endr
+.endm
+
+.macro do_aes_load val, key_len
+ do_aes \val, 1, \key_len
+.endm
+
+.macro do_aes_noload val, key_len
+ do_aes \val, 0, \key_len
+.endm
+
+/* main body of aes ctr load */
+
+.macro do_aes_ctrmain key_len
+
+ cmp $16, num_bytes
+ jb .Ldo_return2\key_len
+
+ vmovdqa byteswap_const(%rip), xbyteswap
+ vmovdqu (p_iv), xcounter
+ vpshufb xbyteswap, xcounter, xcounter
+
+ mov num_bytes, tmp
+ and $(7*16), tmp
+ jz .Lmult_of_8_blks\key_len
+
+ /* 1 <= tmp <= 7 */
+ cmp $(4*16), tmp
+ jg .Lgt4\key_len
+ je .Leq4\key_len
+
+.Llt4\key_len:
+ cmp $(2*16), tmp
+ jg .Leq3\key_len
+ je .Leq2\key_len
+
+.Leq1\key_len:
+ do_aes_load 1, \key_len
+ add $(1*16), p_out
+ and $(~7*16), num_bytes
+ jz .Ldo_return2\key_len
+ jmp .Lmain_loop2\key_len
+
+.Leq2\key_len:
+ do_aes_load 2, \key_len
+ add $(2*16), p_out
+ and $(~7*16), num_bytes
+ jz .Ldo_return2\key_len
+ jmp .Lmain_loop2\key_len
+
+
+.Leq3\key_len:
+ do_aes_load 3, \key_len
+ add $(3*16), p_out
+ and $(~7*16), num_bytes
+ jz .Ldo_return2\key_len
+ jmp .Lmain_loop2\key_len
+
+.Leq4\key_len:
+ do_aes_load 4, \key_len
+ add $(4*16), p_out
+ and $(~7*16), num_bytes
+ jz .Ldo_return2\key_len
+ jmp .Lmain_loop2\key_len
+
+.Lgt4\key_len:
+ cmp $(6*16), tmp
+ jg .Leq7\key_len
+ je .Leq6\key_len
+
+.Leq5\key_len:
+ do_aes_load 5, \key_len
+ add $(5*16), p_out
+ and $(~7*16), num_bytes
+ jz .Ldo_return2\key_len
+ jmp .Lmain_loop2\key_len
+
+.Leq6\key_len:
+ do_aes_load 6, \key_len
+ add $(6*16), p_out
+ and $(~7*16), num_bytes
+ jz .Ldo_return2\key_len
+ jmp .Lmain_loop2\key_len
+
+.Leq7\key_len:
+ do_aes_load 7, \key_len
+ add $(7*16), p_out
+ and $(~7*16), num_bytes
+ jz .Ldo_return2\key_len
+ jmp .Lmain_loop2\key_len
+
+.Lmult_of_8_blks\key_len:
+ .if (\key_len != KEY_128)
+ vmovdqa 0*16(p_keys), xkey0
+ vmovdqa 4*16(p_keys), xkey4
+ vmovdqa 8*16(p_keys), xkey8
+ vmovdqa 12*16(p_keys), xkey12
+ .else
+ vmovdqa 0*16(p_keys), xkey0
+ vmovdqa 3*16(p_keys), xkey4
+ vmovdqa 6*16(p_keys), xkey8
+ vmovdqa 9*16(p_keys), xkey12
+ .endif
+.align 16
+.Lmain_loop2\key_len:
+ /* num_bytes is a multiple of 8 and >0 */
+ do_aes_noload 8, \key_len
+ add $(8*16), p_out
+ sub $(8*16), num_bytes
+ jne .Lmain_loop2\key_len
+
+.Ldo_return2\key_len:
+ /* return updated IV */
+ vpshufb xbyteswap, xcounter, xcounter
+ vmovdqu xcounter, (p_iv)
+ ret
+.endm
+
+/*
+ * routine to do AES128 CTR enc/decrypt "by8"
+ * XMM registers are clobbered.
+ * Saving/restoring must be done at a higher level
+ * aes_ctr_enc_128_avx_by8(void *in, void *iv, void *keys, void *out,
+ * unsigned int num_bytes)
+ */
+ENTRY(aes_ctr_enc_128_avx_by8)
+ /* call the aes main loop */
+ do_aes_ctrmain KEY_128
+
+ENDPROC(aes_ctr_enc_128_avx_by8)
+
+/*
+ * routine to do AES192 CTR enc/decrypt "by8"
+ * XMM registers are clobbered.
+ * Saving/restoring must be done at a higher level
+ * aes_ctr_enc_192_avx_by8(void *in, void *iv, void *keys, void *out,
+ * unsigned int num_bytes)
+ */
+ENTRY(aes_ctr_enc_192_avx_by8)
+ /* call the aes main loop */
+ do_aes_ctrmain KEY_192
+
+ENDPROC(aes_ctr_enc_192_avx_by8)
+
+/*
+ * routine to do AES256 CTR enc/decrypt "by8"
+ * XMM registers are clobbered.
+ * Saving/restoring must be done at a higher level
+ * aes_ctr_enc_256_avx_by8(void *in, void *iv, void *keys, void *out,
+ * unsigned int num_bytes)
+ */
+ENTRY(aes_ctr_enc_256_avx_by8)
+ /* call the aes main loop */
+ do_aes_ctrmain KEY_256
+
+ENDPROC(aes_ctr_enc_256_avx_by8)
diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c
index 948ad0e77741..888950f29fd9 100644
--- a/arch/x86/crypto/aesni-intel_glue.c
+++ b/arch/x86/crypto/aesni-intel_glue.c
@@ -105,6 +105,9 @@ void crypto_fpu_exit(void);
#define AVX_GEN4_OPTSIZE 4096
#ifdef CONFIG_X86_64
+
+static void (*aesni_ctr_enc_tfm)(struct crypto_aes_ctx *ctx, u8 *out,
+ const u8 *in, unsigned int len, u8 *iv);
asmlinkage void aesni_ctr_enc(struct crypto_aes_ctx *ctx, u8 *out,
const u8 *in, unsigned int len, u8 *iv);
@@ -155,6 +158,12 @@ asmlinkage void aesni_gcm_dec(void *ctx, u8 *out,
#ifdef CONFIG_AS_AVX
+asmlinkage void aes_ctr_enc_128_avx_by8(const u8 *in, u8 *iv,
+ void *keys, u8 *out, unsigned int num_bytes);
+asmlinkage void aes_ctr_enc_192_avx_by8(const u8 *in, u8 *iv,
+ void *keys, u8 *out, unsigned int num_bytes);
+asmlinkage void aes_ctr_enc_256_avx_by8(const u8 *in, u8 *iv,
+ void *keys, u8 *out, unsigned int num_bytes);
/*
* asmlinkage void aesni_gcm_precomp_avx_gen2()
* gcm_data *my_ctx_data, context data
@@ -472,6 +481,25 @@ static void ctr_crypt_final(struct crypto_aes_ctx *ctx,
crypto_inc(ctrblk, AES_BLOCK_SIZE);
}
+#ifdef CONFIG_AS_AVX
+static void aesni_ctr_enc_avx_tfm(struct crypto_aes_ctx *ctx, u8 *out,
+ const u8 *in, unsigned int len, u8 *iv)
+{
+ /*
+ * based on key length, override with the by8 version
+ * of ctr mode encryption/decryption for improved performance
+ * aes_set_key_common() ensures that key length is one of
+ * {128,192,256}
+ */
+ if (ctx->key_length == AES_KEYSIZE_128)
+ aes_ctr_enc_128_avx_by8(in, iv, (void *)ctx, out, len);
+ else if (ctx->key_length == AES_KEYSIZE_192)
+ aes_ctr_enc_192_avx_by8(in, iv, (void *)ctx, out, len);
+ else
+ aes_ctr_enc_256_avx_by8(in, iv, (void *)ctx, out, len);
+}
+#endif
+
static int ctr_crypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
@@ -486,8 +514,8 @@ static int ctr_crypt(struct blkcipher_desc *desc,
kernel_fpu_begin();
while ((nbytes = walk.nbytes) >= AES_BLOCK_SIZE) {
- aesni_ctr_enc(ctx, walk.dst.virt.addr, walk.src.virt.addr,
- nbytes & AES_BLOCK_MASK, walk.iv);
+ aesni_ctr_enc_tfm(ctx, walk.dst.virt.addr, walk.src.virt.addr,
+ nbytes & AES_BLOCK_MASK, walk.iv);
nbytes &= AES_BLOCK_SIZE - 1;
err = blkcipher_walk_done(desc, &walk, nbytes);
}
@@ -1493,6 +1521,14 @@ static int __init aesni_init(void)
aesni_gcm_enc_tfm = aesni_gcm_enc;
aesni_gcm_dec_tfm = aesni_gcm_dec;
}
+ aesni_ctr_enc_tfm = aesni_ctr_enc;
+#ifdef CONFIG_AS_AVX
+ if (cpu_has_avx) {
+ /* optimize performance of ctr mode encryption transform */
+ aesni_ctr_enc_tfm = aesni_ctr_enc_avx_tfm;
+ pr_info("AES CTR mode by8 optimization enabled\n");
+ }
+#endif
#endif
err = crypto_fpu_init();
diff --git a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S
index dbc4339b5417..26d49ebae040 100644
--- a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S
+++ b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S
@@ -72,6 +72,7 @@
# unsigned int crc_pcl(u8 *buffer, int len, unsigned int crc_init);
+.text
ENTRY(crc_pcl)
#define bufp %rdi
#define bufp_dw %edi
@@ -216,15 +217,11 @@ LABEL crc_ %i
## 4) Combine three results:
################################################################
- lea (K_table-16)(%rip), bufp # first entry is for idx 1
+ lea (K_table-8)(%rip), bufp # first entry is for idx 1
shlq $3, %rax # rax *= 8
- subq %rax, tmp # tmp -= rax*8
- shlq $1, %rax
- subq %rax, tmp # tmp -= rax*16
- # (total tmp -= rax*24)
- addq %rax, bufp
-
- movdqa (bufp), %xmm0 # 2 consts: K1:K2
+ pmovzxdq (bufp,%rax), %xmm0 # 2 consts: K1:K2
+ leal (%eax,%eax,2), %eax # rax *= 3 (total *24)
+ subq %rax, tmp # tmp -= rax*24
movq crc_init, %xmm1 # CRC for block 1
PCLMULQDQ 0x00,%xmm0,%xmm1 # Multiply by K2
@@ -238,9 +235,9 @@ LABEL crc_ %i
mov crc2, crc_init
crc32 %rax, crc_init
-################################################################
-## 5) Check for end:
-################################################################
+ ################################################################
+ ## 5) Check for end:
+ ################################################################
LABEL crc_ 0
mov tmp, len
@@ -331,136 +328,136 @@ ENDPROC(crc_pcl)
################################################################
## PCLMULQDQ tables
- ## Table is 128 entries x 2 quad words each
+ ## Table is 128 entries x 2 words (8 bytes) each
################################################################
-.data
-.align 64
+.section .rotata, "a", %progbits
+.align 8
K_table:
- .quad 0x14cd00bd6,0x105ec76f0
- .quad 0x0ba4fc28e,0x14cd00bd6
- .quad 0x1d82c63da,0x0f20c0dfe
- .quad 0x09e4addf8,0x0ba4fc28e
- .quad 0x039d3b296,0x1384aa63a
- .quad 0x102f9b8a2,0x1d82c63da
- .quad 0x14237f5e6,0x01c291d04
- .quad 0x00d3b6092,0x09e4addf8
- .quad 0x0c96cfdc0,0x0740eef02
- .quad 0x18266e456,0x039d3b296
- .quad 0x0daece73e,0x0083a6eec
- .quad 0x0ab7aff2a,0x102f9b8a2
- .quad 0x1248ea574,0x1c1733996
- .quad 0x083348832,0x14237f5e6
- .quad 0x12c743124,0x02ad91c30
- .quad 0x0b9e02b86,0x00d3b6092
- .quad 0x018b33a4e,0x06992cea2
- .quad 0x1b331e26a,0x0c96cfdc0
- .quad 0x17d35ba46,0x07e908048
- .quad 0x1bf2e8b8a,0x18266e456
- .quad 0x1a3e0968a,0x11ed1f9d8
- .quad 0x0ce7f39f4,0x0daece73e
- .quad 0x061d82e56,0x0f1d0f55e
- .quad 0x0d270f1a2,0x0ab7aff2a
- .quad 0x1c3f5f66c,0x0a87ab8a8
- .quad 0x12ed0daac,0x1248ea574
- .quad 0x065863b64,0x08462d800
- .quad 0x11eef4f8e,0x083348832
- .quad 0x1ee54f54c,0x071d111a8
- .quad 0x0b3e32c28,0x12c743124
- .quad 0x0064f7f26,0x0ffd852c6
- .quad 0x0dd7e3b0c,0x0b9e02b86
- .quad 0x0f285651c,0x0dcb17aa4
- .quad 0x010746f3c,0x018b33a4e
- .quad 0x1c24afea4,0x0f37c5aee
- .quad 0x0271d9844,0x1b331e26a
- .quad 0x08e766a0c,0x06051d5a2
- .quad 0x093a5f730,0x17d35ba46
- .quad 0x06cb08e5c,0x11d5ca20e
- .quad 0x06b749fb2,0x1bf2e8b8a
- .quad 0x1167f94f2,0x021f3d99c
- .quad 0x0cec3662e,0x1a3e0968a
- .quad 0x19329634a,0x08f158014
- .quad 0x0e6fc4e6a,0x0ce7f39f4
- .quad 0x08227bb8a,0x1a5e82106
- .quad 0x0b0cd4768,0x061d82e56
- .quad 0x13c2b89c4,0x188815ab2
- .quad 0x0d7a4825c,0x0d270f1a2
- .quad 0x10f5ff2ba,0x105405f3e
- .quad 0x00167d312,0x1c3f5f66c
- .quad 0x0f6076544,0x0e9adf796
- .quad 0x026f6a60a,0x12ed0daac
- .quad 0x1a2adb74e,0x096638b34
- .quad 0x19d34af3a,0x065863b64
- .quad 0x049c3cc9c,0x1e50585a0
- .quad 0x068bce87a,0x11eef4f8e
- .quad 0x1524fa6c6,0x19f1c69dc
- .quad 0x16cba8aca,0x1ee54f54c
- .quad 0x042d98888,0x12913343e
- .quad 0x1329d9f7e,0x0b3e32c28
- .quad 0x1b1c69528,0x088f25a3a
- .quad 0x02178513a,0x0064f7f26
- .quad 0x0e0ac139e,0x04e36f0b0
- .quad 0x0170076fa,0x0dd7e3b0c
- .quad 0x141a1a2e2,0x0bd6f81f8
- .quad 0x16ad828b4,0x0f285651c
- .quad 0x041d17b64,0x19425cbba
- .quad 0x1fae1cc66,0x010746f3c
- .quad 0x1a75b4b00,0x18db37e8a
- .quad 0x0f872e54c,0x1c24afea4
- .quad 0x01e41e9fc,0x04c144932
- .quad 0x086d8e4d2,0x0271d9844
- .quad 0x160f7af7a,0x052148f02
- .quad 0x05bb8f1bc,0x08e766a0c
- .quad 0x0a90fd27a,0x0a3c6f37a
- .quad 0x0b3af077a,0x093a5f730
- .quad 0x04984d782,0x1d22c238e
- .quad 0x0ca6ef3ac,0x06cb08e5c
- .quad 0x0234e0b26,0x063ded06a
- .quad 0x1d88abd4a,0x06b749fb2
- .quad 0x04597456a,0x04d56973c
- .quad 0x0e9e28eb4,0x1167f94f2
- .quad 0x07b3ff57a,0x19385bf2e
- .quad 0x0c9c8b782,0x0cec3662e
- .quad 0x13a9cba9e,0x0e417f38a
- .quad 0x093e106a4,0x19329634a
- .quad 0x167001a9c,0x14e727980
- .quad 0x1ddffc5d4,0x0e6fc4e6a
- .quad 0x00df04680,0x0d104b8fc
- .quad 0x02342001e,0x08227bb8a
- .quad 0x00a2a8d7e,0x05b397730
- .quad 0x168763fa6,0x0b0cd4768
- .quad 0x1ed5a407a,0x0e78eb416
- .quad 0x0d2c3ed1a,0x13c2b89c4
- .quad 0x0995a5724,0x1641378f0
- .quad 0x19b1afbc4,0x0d7a4825c
- .quad 0x109ffedc0,0x08d96551c
- .quad 0x0f2271e60,0x10f5ff2ba
- .quad 0x00b0bf8ca,0x00bf80dd2
- .quad 0x123888b7a,0x00167d312
- .quad 0x1e888f7dc,0x18dcddd1c
- .quad 0x002ee03b2,0x0f6076544
- .quad 0x183e8d8fe,0x06a45d2b2
- .quad 0x133d7a042,0x026f6a60a
- .quad 0x116b0f50c,0x1dd3e10e8
- .quad 0x05fabe670,0x1a2adb74e
- .quad 0x130004488,0x0de87806c
- .quad 0x000bcf5f6,0x19d34af3a
- .quad 0x18f0c7078,0x014338754
- .quad 0x017f27698,0x049c3cc9c
- .quad 0x058ca5f00,0x15e3e77ee
- .quad 0x1af900c24,0x068bce87a
- .quad 0x0b5cfca28,0x0dd07448e
- .quad 0x0ded288f8,0x1524fa6c6
- .quad 0x059f229bc,0x1d8048348
- .quad 0x06d390dec,0x16cba8aca
- .quad 0x037170390,0x0a3e3e02c
- .quad 0x06353c1cc,0x042d98888
- .quad 0x0c4584f5c,0x0d73c7bea
- .quad 0x1f16a3418,0x1329d9f7e
- .quad 0x0531377e2,0x185137662
- .quad 0x1d8d9ca7c,0x1b1c69528
- .quad 0x0b25b29f2,0x18a08b5bc
- .quad 0x19fb2a8b0,0x02178513a
- .quad 0x1a08fe6ac,0x1da758ae0
- .quad 0x045cddf4e,0x0e0ac139e
- .quad 0x1a91647f2,0x169cf9eb0
- .quad 0x1a0f717c4,0x0170076fa
+ .long 0x493c7d27, 0x00000001
+ .long 0xba4fc28e, 0x493c7d27
+ .long 0xddc0152b, 0xf20c0dfe
+ .long 0x9e4addf8, 0xba4fc28e
+ .long 0x39d3b296, 0x3da6d0cb
+ .long 0x0715ce53, 0xddc0152b
+ .long 0x47db8317, 0x1c291d04
+ .long 0x0d3b6092, 0x9e4addf8
+ .long 0xc96cfdc0, 0x740eef02
+ .long 0x878a92a7, 0x39d3b296
+ .long 0xdaece73e, 0x083a6eec
+ .long 0xab7aff2a, 0x0715ce53
+ .long 0x2162d385, 0xc49f4f67
+ .long 0x83348832, 0x47db8317
+ .long 0x299847d5, 0x2ad91c30
+ .long 0xb9e02b86, 0x0d3b6092
+ .long 0x18b33a4e, 0x6992cea2
+ .long 0xb6dd949b, 0xc96cfdc0
+ .long 0x78d9ccb7, 0x7e908048
+ .long 0xbac2fd7b, 0x878a92a7
+ .long 0xa60ce07b, 0x1b3d8f29
+ .long 0xce7f39f4, 0xdaece73e
+ .long 0x61d82e56, 0xf1d0f55e
+ .long 0xd270f1a2, 0xab7aff2a
+ .long 0xc619809d, 0xa87ab8a8
+ .long 0x2b3cac5d, 0x2162d385
+ .long 0x65863b64, 0x8462d800
+ .long 0x1b03397f, 0x83348832
+ .long 0xebb883bd, 0x71d111a8
+ .long 0xb3e32c28, 0x299847d5
+ .long 0x064f7f26, 0xffd852c6
+ .long 0xdd7e3b0c, 0xb9e02b86
+ .long 0xf285651c, 0xdcb17aa4
+ .long 0x10746f3c, 0x18b33a4e
+ .long 0xc7a68855, 0xf37c5aee
+ .long 0x271d9844, 0xb6dd949b
+ .long 0x8e766a0c, 0x6051d5a2
+ .long 0x93a5f730, 0x78d9ccb7
+ .long 0x6cb08e5c, 0x18b0d4ff
+ .long 0x6b749fb2, 0xbac2fd7b
+ .long 0x1393e203, 0x21f3d99c
+ .long 0xcec3662e, 0xa60ce07b
+ .long 0x96c515bb, 0x8f158014
+ .long 0xe6fc4e6a, 0xce7f39f4
+ .long 0x8227bb8a, 0xa00457f7
+ .long 0xb0cd4768, 0x61d82e56
+ .long 0x39c7ff35, 0x8d6d2c43
+ .long 0xd7a4825c, 0xd270f1a2
+ .long 0x0ab3844b, 0x00ac29cf
+ .long 0x0167d312, 0xc619809d
+ .long 0xf6076544, 0xe9adf796
+ .long 0x26f6a60a, 0x2b3cac5d
+ .long 0xa741c1bf, 0x96638b34
+ .long 0x98d8d9cb, 0x65863b64
+ .long 0x49c3cc9c, 0xe0e9f351
+ .long 0x68bce87a, 0x1b03397f
+ .long 0x57a3d037, 0x9af01f2d
+ .long 0x6956fc3b, 0xebb883bd
+ .long 0x42d98888, 0x2cff42cf
+ .long 0x3771e98f, 0xb3e32c28
+ .long 0xb42ae3d9, 0x88f25a3a
+ .long 0x2178513a, 0x064f7f26
+ .long 0xe0ac139e, 0x4e36f0b0
+ .long 0x170076fa, 0xdd7e3b0c
+ .long 0x444dd413, 0xbd6f81f8
+ .long 0x6f345e45, 0xf285651c
+ .long 0x41d17b64, 0x91c9bd4b
+ .long 0xff0dba97, 0x10746f3c
+ .long 0xa2b73df1, 0x885f087b
+ .long 0xf872e54c, 0xc7a68855
+ .long 0x1e41e9fc, 0x4c144932
+ .long 0x86d8e4d2, 0x271d9844
+ .long 0x651bd98b, 0x52148f02
+ .long 0x5bb8f1bc, 0x8e766a0c
+ .long 0xa90fd27a, 0xa3c6f37a
+ .long 0xb3af077a, 0x93a5f730
+ .long 0x4984d782, 0xd7c0557f
+ .long 0xca6ef3ac, 0x6cb08e5c
+ .long 0x234e0b26, 0x63ded06a
+ .long 0xdd66cbbb, 0x6b749fb2
+ .long 0x4597456a, 0x4d56973c
+ .long 0xe9e28eb4, 0x1393e203
+ .long 0x7b3ff57a, 0x9669c9df
+ .long 0xc9c8b782, 0xcec3662e
+ .long 0x3f70cc6f, 0xe417f38a
+ .long 0x93e106a4, 0x96c515bb
+ .long 0x62ec6c6d, 0x4b9e0f71
+ .long 0xd813b325, 0xe6fc4e6a
+ .long 0x0df04680, 0xd104b8fc
+ .long 0x2342001e, 0x8227bb8a
+ .long 0x0a2a8d7e, 0x5b397730
+ .long 0x6d9a4957, 0xb0cd4768
+ .long 0xe8b6368b, 0xe78eb416
+ .long 0xd2c3ed1a, 0x39c7ff35
+ .long 0x995a5724, 0x61ff0e01
+ .long 0x9ef68d35, 0xd7a4825c
+ .long 0x0c139b31, 0x8d96551c
+ .long 0xf2271e60, 0x0ab3844b
+ .long 0x0b0bf8ca, 0x0bf80dd2
+ .long 0x2664fd8b, 0x0167d312
+ .long 0xed64812d, 0x8821abed
+ .long 0x02ee03b2, 0xf6076544
+ .long 0x8604ae0f, 0x6a45d2b2
+ .long 0x363bd6b3, 0x26f6a60a
+ .long 0x135c83fd, 0xd8d26619
+ .long 0x5fabe670, 0xa741c1bf
+ .long 0x35ec3279, 0xde87806c
+ .long 0x00bcf5f6, 0x98d8d9cb
+ .long 0x8ae00689, 0x14338754
+ .long 0x17f27698, 0x49c3cc9c
+ .long 0x58ca5f00, 0x5bd2011f
+ .long 0xaa7c7ad5, 0x68bce87a
+ .long 0xb5cfca28, 0xdd07448e
+ .long 0xded288f8, 0x57a3d037
+ .long 0x59f229bc, 0xdde8f5b9
+ .long 0x6d390dec, 0x6956fc3b
+ .long 0x37170390, 0xa3e3e02c
+ .long 0x6353c1cc, 0x42d98888
+ .long 0xc4584f5c, 0xd73c7bea
+ .long 0xf48642e9, 0x3771e98f
+ .long 0x531377e2, 0x80ff0093
+ .long 0xdd35bc8d, 0xb42ae3d9
+ .long 0xb25b29f2, 0x8fe4c34d
+ .long 0x9a5ede41, 0x2178513a
+ .long 0xa563905d, 0xdf99fc11
+ .long 0x45cddf4e, 0xe0ac139e
+ .long 0xacfa3103, 0x6c23e841
+ .long 0xa51b6135, 0x170076fa
diff --git a/arch/x86/crypto/des3_ede-asm_64.S b/arch/x86/crypto/des3_ede-asm_64.S
new file mode 100644
index 000000000000..038f6ae87c5e
--- /dev/null
+++ b/arch/x86/crypto/des3_ede-asm_64.S
@@ -0,0 +1,805 @@
+/*
+ * des3_ede-asm_64.S - x86-64 assembly implementation of 3DES cipher
+ *
+ * Copyright © 2014 Jussi Kivilinna <jussi.kivilinna@iki.fi>
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/linkage.h>
+
+.file "des3_ede-asm_64.S"
+.text
+
+#define s1 .L_s1
+#define s2 ((s1) + (64*8))
+#define s3 ((s2) + (64*8))
+#define s4 ((s3) + (64*8))
+#define s5 ((s4) + (64*8))
+#define s6 ((s5) + (64*8))
+#define s7 ((s6) + (64*8))
+#define s8 ((s7) + (64*8))
+
+/* register macros */
+#define CTX %rdi
+
+#define RL0 %r8
+#define RL1 %r9
+#define RL2 %r10
+
+#define RL0d %r8d
+#define RL1d %r9d
+#define RL2d %r10d
+
+#define RR0 %r11
+#define RR1 %r12
+#define RR2 %r13
+
+#define RR0d %r11d
+#define RR1d %r12d
+#define RR2d %r13d
+
+#define RW0 %rax
+#define RW1 %rbx
+#define RW2 %rcx
+
+#define RW0d %eax
+#define RW1d %ebx
+#define RW2d %ecx
+
+#define RW0bl %al
+#define RW1bl %bl
+#define RW2bl %cl
+
+#define RW0bh %ah
+#define RW1bh %bh
+#define RW2bh %ch
+
+#define RT0 %r15
+#define RT1 %rbp
+#define RT2 %r14
+#define RT3 %rdx
+
+#define RT0d %r15d
+#define RT1d %ebp
+#define RT2d %r14d
+#define RT3d %edx
+
+/***********************************************************************
+ * 1-way 3DES
+ ***********************************************************************/
+#define do_permutation(a, b, offset, mask) \
+ movl a, RT0d; \
+ shrl $(offset), RT0d; \
+ xorl b, RT0d; \
+ andl $(mask), RT0d; \
+ xorl RT0d, b; \
+ shll $(offset), RT0d; \
+ xorl RT0d, a;
+
+#define expand_to_64bits(val, mask) \
+ movl val##d, RT0d; \
+ rorl $4, RT0d; \
+ shlq $32, RT0; \
+ orq RT0, val; \
+ andq mask, val;
+
+#define compress_to_64bits(val) \
+ movq val, RT0; \
+ shrq $32, RT0; \
+ roll $4, RT0d; \
+ orl RT0d, val##d;
+
+#define initial_permutation(left, right) \
+ do_permutation(left##d, right##d, 4, 0x0f0f0f0f); \
+ do_permutation(left##d, right##d, 16, 0x0000ffff); \
+ do_permutation(right##d, left##d, 2, 0x33333333); \
+ do_permutation(right##d, left##d, 8, 0x00ff00ff); \
+ movabs $0x3f3f3f3f3f3f3f3f, RT3; \
+ movl left##d, RW0d; \
+ roll $1, right##d; \
+ xorl right##d, RW0d; \
+ andl $0xaaaaaaaa, RW0d; \
+ xorl RW0d, left##d; \
+ xorl RW0d, right##d; \
+ roll $1, left##d; \
+ expand_to_64bits(right, RT3); \
+ expand_to_64bits(left, RT3);
+
+#define final_permutation(left, right) \
+ compress_to_64bits(right); \
+ compress_to_64bits(left); \
+ movl right##d, RW0d; \
+ rorl $1, left##d; \
+ xorl left##d, RW0d; \
+ andl $0xaaaaaaaa, RW0d; \
+ xorl RW0d, right##d; \
+ xorl RW0d, left##d; \
+ rorl $1, right##d; \
+ do_permutation(right##d, left##d, 8, 0x00ff00ff); \
+ do_permutation(right##d, left##d, 2, 0x33333333); \
+ do_permutation(left##d, right##d, 16, 0x0000ffff); \
+ do_permutation(left##d, right##d, 4, 0x0f0f0f0f);
+
+#define round1(n, from, to, load_next_key) \
+ xorq from, RW0; \
+ \
+ movzbl RW0bl, RT0d; \
+ movzbl RW0bh, RT1d; \
+ shrq $16, RW0; \
+ movzbl RW0bl, RT2d; \
+ movzbl RW0bh, RT3d; \
+ shrq $16, RW0; \
+ movq s8(, RT0, 8), RT0; \
+ xorq s6(, RT1, 8), to; \
+ movzbl RW0bl, RL1d; \
+ movzbl RW0bh, RT1d; \
+ shrl $16, RW0d; \
+ xorq s4(, RT2, 8), RT0; \
+ xorq s2(, RT3, 8), to; \
+ movzbl RW0bl, RT2d; \
+ movzbl RW0bh, RT3d; \
+ xorq s7(, RL1, 8), RT0; \
+ xorq s5(, RT1, 8), to; \
+ xorq s3(, RT2, 8), RT0; \
+ load_next_key(n, RW0); \
+ xorq RT0, to; \
+ xorq s1(, RT3, 8), to; \
+
+#define load_next_key(n, RWx) \
+ movq (((n) + 1) * 8)(CTX), RWx;
+
+#define dummy2(a, b) /*_*/
+
+#define read_block(io, left, right) \
+ movl (io), left##d; \
+ movl 4(io), right##d; \
+ bswapl left##d; \
+ bswapl right##d;
+
+#define write_block(io, left, right) \
+ bswapl left##d; \
+ bswapl right##d; \
+ movl left##d, (io); \
+ movl right##d, 4(io);
+
+ENTRY(des3_ede_x86_64_crypt_blk)
+ /* input:
+ * %rdi: round keys, CTX
+ * %rsi: dst
+ * %rdx: src
+ */
+ pushq %rbp;
+ pushq %rbx;
+ pushq %r12;
+ pushq %r13;
+ pushq %r14;
+ pushq %r15;
+
+ read_block(%rdx, RL0, RR0);
+ initial_permutation(RL0, RR0);
+
+ movq (CTX), RW0;
+
+ round1(0, RR0, RL0, load_next_key);
+ round1(1, RL0, RR0, load_next_key);
+ round1(2, RR0, RL0, load_next_key);
+ round1(3, RL0, RR0, load_next_key);
+ round1(4, RR0, RL0, load_next_key);
+ round1(5, RL0, RR0, load_next_key);
+ round1(6, RR0, RL0, load_next_key);
+ round1(7, RL0, RR0, load_next_key);
+ round1(8, RR0, RL0, load_next_key);
+ round1(9, RL0, RR0, load_next_key);
+ round1(10, RR0, RL0, load_next_key);
+ round1(11, RL0, RR0, load_next_key);
+ round1(12, RR0, RL0, load_next_key);
+ round1(13, RL0, RR0, load_next_key);
+ round1(14, RR0, RL0, load_next_key);
+ round1(15, RL0, RR0, load_next_key);
+
+ round1(16+0, RL0, RR0, load_next_key);
+ round1(16+1, RR0, RL0, load_next_key);
+ round1(16+2, RL0, RR0, load_next_key);
+ round1(16+3, RR0, RL0, load_next_key);
+ round1(16+4, RL0, RR0, load_next_key);
+ round1(16+5, RR0, RL0, load_next_key);
+ round1(16+6, RL0, RR0, load_next_key);
+ round1(16+7, RR0, RL0, load_next_key);
+ round1(16+8, RL0, RR0, load_next_key);
+ round1(16+9, RR0, RL0, load_next_key);
+ round1(16+10, RL0, RR0, load_next_key);
+ round1(16+11, RR0, RL0, load_next_key);
+ round1(16+12, RL0, RR0, load_next_key);
+ round1(16+13, RR0, RL0, load_next_key);
+ round1(16+14, RL0, RR0, load_next_key);
+ round1(16+15, RR0, RL0, load_next_key);
+
+ round1(32+0, RR0, RL0, load_next_key);
+ round1(32+1, RL0, RR0, load_next_key);
+ round1(32+2, RR0, RL0, load_next_key);
+ round1(32+3, RL0, RR0, load_next_key);
+ round1(32+4, RR0, RL0, load_next_key);
+ round1(32+5, RL0, RR0, load_next_key);
+ round1(32+6, RR0, RL0, load_next_key);
+ round1(32+7, RL0, RR0, load_next_key);
+ round1(32+8, RR0, RL0, load_next_key);
+ round1(32+9, RL0, RR0, load_next_key);
+ round1(32+10, RR0, RL0, load_next_key);
+ round1(32+11, RL0, RR0, load_next_key);
+ round1(32+12, RR0, RL0, load_next_key);
+ round1(32+13, RL0, RR0, load_next_key);
+ round1(32+14, RR0, RL0, load_next_key);
+ round1(32+15, RL0, RR0, dummy2);
+
+ final_permutation(RR0, RL0);
+ write_block(%rsi, RR0, RL0);
+
+ popq %r15;
+ popq %r14;
+ popq %r13;
+ popq %r12;
+ popq %rbx;
+ popq %rbp;
+
+ ret;
+ENDPROC(des3_ede_x86_64_crypt_blk)
+
+/***********************************************************************
+ * 3-way 3DES
+ ***********************************************************************/
+#define expand_to_64bits(val, mask) \
+ movl val##d, RT0d; \
+ rorl $4, RT0d; \
+ shlq $32, RT0; \
+ orq RT0, val; \
+ andq mask, val;
+
+#define compress_to_64bits(val) \
+ movq val, RT0; \
+ shrq $32, RT0; \
+ roll $4, RT0d; \
+ orl RT0d, val##d;
+
+#define initial_permutation3(left, right) \
+ do_permutation(left##0d, right##0d, 4, 0x0f0f0f0f); \
+ do_permutation(left##0d, right##0d, 16, 0x0000ffff); \
+ do_permutation(left##1d, right##1d, 4, 0x0f0f0f0f); \
+ do_permutation(left##1d, right##1d, 16, 0x0000ffff); \
+ do_permutation(left##2d, right##2d, 4, 0x0f0f0f0f); \
+ do_permutation(left##2d, right##2d, 16, 0x0000ffff); \
+ \
+ do_permutation(right##0d, left##0d, 2, 0x33333333); \
+ do_permutation(right##0d, left##0d, 8, 0x00ff00ff); \
+ do_permutation(right##1d, left##1d, 2, 0x33333333); \
+ do_permutation(right##1d, left##1d, 8, 0x00ff00ff); \
+ do_permutation(right##2d, left##2d, 2, 0x33333333); \
+ do_permutation(right##2d, left##2d, 8, 0x00ff00ff); \
+ \
+ movabs $0x3f3f3f3f3f3f3f3f, RT3; \
+ \
+ movl left##0d, RW0d; \
+ roll $1, right##0d; \
+ xorl right##0d, RW0d; \
+ andl $0xaaaaaaaa, RW0d; \
+ xorl RW0d, left##0d; \
+ xorl RW0d, right##0d; \
+ roll $1, left##0d; \
+ expand_to_64bits(right##0, RT3); \
+ expand_to_64bits(left##0, RT3); \
+ movl left##1d, RW1d; \
+ roll $1, right##1d; \
+ xorl right##1d, RW1d; \
+ andl $0xaaaaaaaa, RW1d; \
+ xorl RW1d, left##1d; \
+ xorl RW1d, right##1d; \
+ roll $1, left##1d; \
+ expand_to_64bits(right##1, RT3); \
+ expand_to_64bits(left##1, RT3); \
+ movl left##2d, RW2d; \
+ roll $1, right##2d; \
+ xorl right##2d, RW2d; \
+ andl $0xaaaaaaaa, RW2d; \
+ xorl RW2d, left##2d; \
+ xorl RW2d, right##2d; \
+ roll $1, left##2d; \
+ expand_to_64bits(right##2, RT3); \
+ expand_to_64bits(left##2, RT3);
+
+#define final_permutation3(left, right) \
+ compress_to_64bits(right##0); \
+ compress_to_64bits(left##0); \
+ movl right##0d, RW0d; \
+ rorl $1, left##0d; \
+ xorl left##0d, RW0d; \
+ andl $0xaaaaaaaa, RW0d; \
+ xorl RW0d, right##0d; \
+ xorl RW0d, left##0d; \
+ rorl $1, right##0d; \
+ compress_to_64bits(right##1); \
+ compress_to_64bits(left##1); \
+ movl right##1d, RW1d; \
+ rorl $1, left##1d; \
+ xorl left##1d, RW1d; \
+ andl $0xaaaaaaaa, RW1d; \
+ xorl RW1d, right##1d; \
+ xorl RW1d, left##1d; \
+ rorl $1, right##1d; \
+ compress_to_64bits(right##2); \
+ compress_to_64bits(left##2); \
+ movl right##2d, RW2d; \
+ rorl $1, left##2d; \
+ xorl left##2d, RW2d; \
+ andl $0xaaaaaaaa, RW2d; \
+ xorl RW2d, right##2d; \
+ xorl RW2d, left##2d; \
+ rorl $1, right##2d; \
+ \
+ do_permutation(right##0d, left##0d, 8, 0x00ff00ff); \
+ do_permutation(right##0d, left##0d, 2, 0x33333333); \
+ do_permutation(right##1d, left##1d, 8, 0x00ff00ff); \
+ do_permutation(right##1d, left##1d, 2, 0x33333333); \
+ do_permutation(right##2d, left##2d, 8, 0x00ff00ff); \
+ do_permutation(right##2d, left##2d, 2, 0x33333333); \
+ \
+ do_permutation(left##0d, right##0d, 16, 0x0000ffff); \
+ do_permutation(left##0d, right##0d, 4, 0x0f0f0f0f); \
+ do_permutation(left##1d, right##1d, 16, 0x0000ffff); \
+ do_permutation(left##1d, right##1d, 4, 0x0f0f0f0f); \
+ do_permutation(left##2d, right##2d, 16, 0x0000ffff); \
+ do_permutation(left##2d, right##2d, 4, 0x0f0f0f0f);
+
+#define round3(n, from, to, load_next_key, do_movq) \
+ xorq from##0, RW0; \
+ movzbl RW0bl, RT3d; \
+ movzbl RW0bh, RT1d; \
+ shrq $16, RW0; \
+ xorq s8(, RT3, 8), to##0; \
+ xorq s6(, RT1, 8), to##0; \
+ movzbl RW0bl, RT3d; \
+ movzbl RW0bh, RT1d; \
+ shrq $16, RW0; \
+ xorq s4(, RT3, 8), to##0; \
+ xorq s2(, RT1, 8), to##0; \
+ movzbl RW0bl, RT3d; \
+ movzbl RW0bh, RT1d; \
+ shrl $16, RW0d; \
+ xorq s7(, RT3, 8), to##0; \
+ xorq s5(, RT1, 8), to##0; \
+ movzbl RW0bl, RT3d; \
+ movzbl RW0bh, RT1d; \
+ load_next_key(n, RW0); \
+ xorq s3(, RT3, 8), to##0; \
+ xorq s1(, RT1, 8), to##0; \
+ xorq from##1, RW1; \
+ movzbl RW1bl, RT3d; \
+ movzbl RW1bh, RT1d; \
+ shrq $16, RW1; \
+ xorq s8(, RT3, 8), to##1; \
+ xorq s6(, RT1, 8), to##1; \
+ movzbl RW1bl, RT3d; \
+ movzbl RW1bh, RT1d; \
+ shrq $16, RW1; \
+ xorq s4(, RT3, 8), to##1; \
+ xorq s2(, RT1, 8), to##1; \
+ movzbl RW1bl, RT3d; \
+ movzbl RW1bh, RT1d; \
+ shrl $16, RW1d; \
+ xorq s7(, RT3, 8), to##1; \
+ xorq s5(, RT1, 8), to##1; \
+ movzbl RW1bl, RT3d; \
+ movzbl RW1bh, RT1d; \
+ do_movq(RW0, RW1); \
+ xorq s3(, RT3, 8), to##1; \
+ xorq s1(, RT1, 8), to##1; \
+ xorq from##2, RW2; \
+ movzbl RW2bl, RT3d; \
+ movzbl RW2bh, RT1d; \
+ shrq $16, RW2; \
+ xorq s8(, RT3, 8), to##2; \
+ xorq s6(, RT1, 8), to##2; \
+ movzbl RW2bl, RT3d; \
+ movzbl RW2bh, RT1d; \
+ shrq $16, RW2; \
+ xorq s4(, RT3, 8), to##2; \
+ xorq s2(, RT1, 8), to##2; \
+ movzbl RW2bl, RT3d; \
+ movzbl RW2bh, RT1d; \
+ shrl $16, RW2d; \
+ xorq s7(, RT3, 8), to##2; \
+ xorq s5(, RT1, 8), to##2; \
+ movzbl RW2bl, RT3d; \
+ movzbl RW2bh, RT1d; \
+ do_movq(RW0, RW2); \
+ xorq s3(, RT3, 8), to##2; \
+ xorq s1(, RT1, 8), to##2;
+
+#define __movq(src, dst) \
+ movq src, dst;
+
+ENTRY(des3_ede_x86_64_crypt_blk_3way)
+ /* input:
+ * %rdi: ctx, round keys
+ * %rsi: dst (3 blocks)
+ * %rdx: src (3 blocks)
+ */
+
+ pushq %rbp;
+ pushq %rbx;
+ pushq %r12;
+ pushq %r13;
+ pushq %r14;
+ pushq %r15;
+
+ /* load input */
+ movl 0 * 4(%rdx), RL0d;
+ movl 1 * 4(%rdx), RR0d;
+ movl 2 * 4(%rdx), RL1d;
+ movl 3 * 4(%rdx), RR1d;
+ movl 4 * 4(%rdx), RL2d;
+ movl 5 * 4(%rdx), RR2d;
+
+ bswapl RL0d;
+ bswapl RR0d;
+ bswapl RL1d;
+ bswapl RR1d;
+ bswapl RL2d;
+ bswapl RR2d;
+
+ initial_permutation3(RL, RR);
+
+ movq 0(CTX), RW0;
+ movq RW0, RW1;
+ movq RW0, RW2;
+
+ round3(0, RR, RL, load_next_key, __movq);
+ round3(1, RL, RR, load_next_key, __movq);
+ round3(2, RR, RL, load_next_key, __movq);
+ round3(3, RL, RR, load_next_key, __movq);
+ round3(4, RR, RL, load_next_key, __movq);
+ round3(5, RL, RR, load_next_key, __movq);
+ round3(6, RR, RL, load_next_key, __movq);
+ round3(7, RL, RR, load_next_key, __movq);
+ round3(8, RR, RL, load_next_key, __movq);
+ round3(9, RL, RR, load_next_key, __movq);
+ round3(10, RR, RL, load_next_key, __movq);
+ round3(11, RL, RR, load_next_key, __movq);
+ round3(12, RR, RL, load_next_key, __movq);
+ round3(13, RL, RR, load_next_key, __movq);
+ round3(14, RR, RL, load_next_key, __movq);
+ round3(15, RL, RR, load_next_key, __movq);
+
+ round3(16+0, RL, RR, load_next_key, __movq);
+ round3(16+1, RR, RL, load_next_key, __movq);
+ round3(16+2, RL, RR, load_next_key, __movq);
+ round3(16+3, RR, RL, load_next_key, __movq);
+ round3(16+4, RL, RR, load_next_key, __movq);
+ round3(16+5, RR, RL, load_next_key, __movq);
+ round3(16+6, RL, RR, load_next_key, __movq);
+ round3(16+7, RR, RL, load_next_key, __movq);
+ round3(16+8, RL, RR, load_next_key, __movq);
+ round3(16+9, RR, RL, load_next_key, __movq);
+ round3(16+10, RL, RR, load_next_key, __movq);
+ round3(16+11, RR, RL, load_next_key, __movq);
+ round3(16+12, RL, RR, load_next_key, __movq);
+ round3(16+13, RR, RL, load_next_key, __movq);
+ round3(16+14, RL, RR, load_next_key, __movq);
+ round3(16+15, RR, RL, load_next_key, __movq);
+
+ round3(32+0, RR, RL, load_next_key, __movq);
+ round3(32+1, RL, RR, load_next_key, __movq);
+ round3(32+2, RR, RL, load_next_key, __movq);
+ round3(32+3, RL, RR, load_next_key, __movq);
+ round3(32+4, RR, RL, load_next_key, __movq);
+ round3(32+5, RL, RR, load_next_key, __movq);
+ round3(32+6, RR, RL, load_next_key, __movq);
+ round3(32+7, RL, RR, load_next_key, __movq);
+ round3(32+8, RR, RL, load_next_key, __movq);
+ round3(32+9, RL, RR, load_next_key, __movq);
+ round3(32+10, RR, RL, load_next_key, __movq);
+ round3(32+11, RL, RR, load_next_key, __movq);
+ round3(32+12, RR, RL, load_next_key, __movq);
+ round3(32+13, RL, RR, load_next_key, __movq);
+ round3(32+14, RR, RL, load_next_key, __movq);
+ round3(32+15, RL, RR, dummy2, dummy2);
+
+ final_permutation3(RR, RL);
+
+ bswapl RR0d;
+ bswapl RL0d;
+ bswapl RR1d;
+ bswapl RL1d;
+ bswapl RR2d;
+ bswapl RL2d;
+
+ movl RR0d, 0 * 4(%rsi);
+ movl RL0d, 1 * 4(%rsi);
+ movl RR1d, 2 * 4(%rsi);
+ movl RL1d, 3 * 4(%rsi);
+ movl RR2d, 4 * 4(%rsi);
+ movl RL2d, 5 * 4(%rsi);
+
+ popq %r15;
+ popq %r14;
+ popq %r13;
+ popq %r12;
+ popq %rbx;
+ popq %rbp;
+
+ ret;
+ENDPROC(des3_ede_x86_64_crypt_blk_3way)
+
+.data
+.align 16
+.L_s1:
+ .quad 0x0010100001010400, 0x0000000000000000
+ .quad 0x0000100000010000, 0x0010100001010404
+ .quad 0x0010100001010004, 0x0000100000010404
+ .quad 0x0000000000000004, 0x0000100000010000
+ .quad 0x0000000000000400, 0x0010100001010400
+ .quad 0x0010100001010404, 0x0000000000000400
+ .quad 0x0010000001000404, 0x0010100001010004
+ .quad 0x0010000001000000, 0x0000000000000004
+ .quad 0x0000000000000404, 0x0010000001000400
+ .quad 0x0010000001000400, 0x0000100000010400
+ .quad 0x0000100000010400, 0x0010100001010000
+ .quad 0x0010100001010000, 0x0010000001000404
+ .quad 0x0000100000010004, 0x0010000001000004
+ .quad 0x0010000001000004, 0x0000100000010004
+ .quad 0x0000000000000000, 0x0000000000000404
+ .quad 0x0000100000010404, 0x0010000001000000
+ .quad 0x0000100000010000, 0x0010100001010404
+ .quad 0x0000000000000004, 0x0010100001010000
+ .quad 0x0010100001010400, 0x0010000001000000
+ .quad 0x0010000001000000, 0x0000000000000400
+ .quad 0x0010100001010004, 0x0000100000010000
+ .quad 0x0000100000010400, 0x0010000001000004
+ .quad 0x0000000000000400, 0x0000000000000004
+ .quad 0x0010000001000404, 0x0000100000010404
+ .quad 0x0010100001010404, 0x0000100000010004
+ .quad 0x0010100001010000, 0x0010000001000404
+ .quad 0x0010000001000004, 0x0000000000000404
+ .quad 0x0000100000010404, 0x0010100001010400
+ .quad 0x0000000000000404, 0x0010000001000400
+ .quad 0x0010000001000400, 0x0000000000000000
+ .quad 0x0000100000010004, 0x0000100000010400
+ .quad 0x0000000000000000, 0x0010100001010004
+.L_s2:
+ .quad 0x0801080200100020, 0x0800080000000000
+ .quad 0x0000080000000000, 0x0001080200100020
+ .quad 0x0001000000100000, 0x0000000200000020
+ .quad 0x0801000200100020, 0x0800080200000020
+ .quad 0x0800000200000020, 0x0801080200100020
+ .quad 0x0801080000100000, 0x0800000000000000
+ .quad 0x0800080000000000, 0x0001000000100000
+ .quad 0x0000000200000020, 0x0801000200100020
+ .quad 0x0001080000100000, 0x0001000200100020
+ .quad 0x0800080200000020, 0x0000000000000000
+ .quad 0x0800000000000000, 0x0000080000000000
+ .quad 0x0001080200100020, 0x0801000000100000
+ .quad 0x0001000200100020, 0x0800000200000020
+ .quad 0x0000000000000000, 0x0001080000100000
+ .quad 0x0000080200000020, 0x0801080000100000
+ .quad 0x0801000000100000, 0x0000080200000020
+ .quad 0x0000000000000000, 0x0001080200100020
+ .quad 0x0801000200100020, 0x0001000000100000
+ .quad 0x0800080200000020, 0x0801000000100000
+ .quad 0x0801080000100000, 0x0000080000000000
+ .quad 0x0801000000100000, 0x0800080000000000
+ .quad 0x0000000200000020, 0x0801080200100020
+ .quad 0x0001080200100020, 0x0000000200000020
+ .quad 0x0000080000000000, 0x0800000000000000
+ .quad 0x0000080200000020, 0x0801080000100000
+ .quad 0x0001000000100000, 0x0800000200000020
+ .quad 0x0001000200100020, 0x0800080200000020
+ .quad 0x0800000200000020, 0x0001000200100020
+ .quad 0x0001080000100000, 0x0000000000000000
+ .quad 0x0800080000000000, 0x0000080200000020
+ .quad 0x0800000000000000, 0x0801000200100020
+ .quad 0x0801080200100020, 0x0001080000100000
+.L_s3:
+ .quad 0x0000002000000208, 0x0000202008020200
+ .quad 0x0000000000000000, 0x0000200008020008
+ .quad 0x0000002008000200, 0x0000000000000000
+ .quad 0x0000202000020208, 0x0000002008000200
+ .quad 0x0000200000020008, 0x0000000008000008
+ .quad 0x0000000008000008, 0x0000200000020000
+ .quad 0x0000202008020208, 0x0000200000020008
+ .quad 0x0000200008020000, 0x0000002000000208
+ .quad 0x0000000008000000, 0x0000000000000008
+ .quad 0x0000202008020200, 0x0000002000000200
+ .quad 0x0000202000020200, 0x0000200008020000
+ .quad 0x0000200008020008, 0x0000202000020208
+ .quad 0x0000002008000208, 0x0000202000020200
+ .quad 0x0000200000020000, 0x0000002008000208
+ .quad 0x0000000000000008, 0x0000202008020208
+ .quad 0x0000002000000200, 0x0000000008000000
+ .quad 0x0000202008020200, 0x0000000008000000
+ .quad 0x0000200000020008, 0x0000002000000208
+ .quad 0x0000200000020000, 0x0000202008020200
+ .quad 0x0000002008000200, 0x0000000000000000
+ .quad 0x0000002000000200, 0x0000200000020008
+ .quad 0x0000202008020208, 0x0000002008000200
+ .quad 0x0000000008000008, 0x0000002000000200
+ .quad 0x0000000000000000, 0x0000200008020008
+ .quad 0x0000002008000208, 0x0000200000020000
+ .quad 0x0000000008000000, 0x0000202008020208
+ .quad 0x0000000000000008, 0x0000202000020208
+ .quad 0x0000202000020200, 0x0000000008000008
+ .quad 0x0000200008020000, 0x0000002008000208
+ .quad 0x0000002000000208, 0x0000200008020000
+ .quad 0x0000202000020208, 0x0000000000000008
+ .quad 0x0000200008020008, 0x0000202000020200
+.L_s4:
+ .quad 0x1008020000002001, 0x1000020800002001
+ .quad 0x1000020800002001, 0x0000000800000000
+ .quad 0x0008020800002000, 0x1008000800000001
+ .quad 0x1008000000000001, 0x1000020000002001
+ .quad 0x0000000000000000, 0x0008020000002000
+ .quad 0x0008020000002000, 0x1008020800002001
+ .quad 0x1000000800000001, 0x0000000000000000
+ .quad 0x0008000800000000, 0x1008000000000001
+ .quad 0x1000000000000001, 0x0000020000002000
+ .quad 0x0008000000000000, 0x1008020000002001
+ .quad 0x0000000800000000, 0x0008000000000000
+ .quad 0x1000020000002001, 0x0000020800002000
+ .quad 0x1008000800000001, 0x1000000000000001
+ .quad 0x0000020800002000, 0x0008000800000000
+ .quad 0x0000020000002000, 0x0008020800002000
+ .quad 0x1008020800002001, 0x1000000800000001
+ .quad 0x0008000800000000, 0x1008000000000001
+ .quad 0x0008020000002000, 0x1008020800002001
+ .quad 0x1000000800000001, 0x0000000000000000
+ .quad 0x0000000000000000, 0x0008020000002000
+ .quad 0x0000020800002000, 0x0008000800000000
+ .quad 0x1008000800000001, 0x1000000000000001
+ .quad 0x1008020000002001, 0x1000020800002001
+ .quad 0x1000020800002001, 0x0000000800000000
+ .quad 0x1008020800002001, 0x1000000800000001
+ .quad 0x1000000000000001, 0x0000020000002000
+ .quad 0x1008000000000001, 0x1000020000002001
+ .quad 0x0008020800002000, 0x1008000800000001
+ .quad 0x1000020000002001, 0x0000020800002000
+ .quad 0x0008000000000000, 0x1008020000002001
+ .quad 0x0000000800000000, 0x0008000000000000
+ .quad 0x0000020000002000, 0x0008020800002000
+.L_s5:
+ .quad 0x0000001000000100, 0x0020001002080100
+ .quad 0x0020000002080000, 0x0420001002000100
+ .quad 0x0000000000080000, 0x0000001000000100
+ .quad 0x0400000000000000, 0x0020000002080000
+ .quad 0x0400001000080100, 0x0000000000080000
+ .quad 0x0020001002000100, 0x0400001000080100
+ .quad 0x0420001002000100, 0x0420000002080000
+ .quad 0x0000001000080100, 0x0400000000000000
+ .quad 0x0020000002000000, 0x0400000000080000
+ .quad 0x0400000000080000, 0x0000000000000000
+ .quad 0x0400001000000100, 0x0420001002080100
+ .quad 0x0420001002080100, 0x0020001002000100
+ .quad 0x0420000002080000, 0x0400001000000100
+ .quad 0x0000000000000000, 0x0420000002000000
+ .quad 0x0020001002080100, 0x0020000002000000
+ .quad 0x0420000002000000, 0x0000001000080100
+ .quad 0x0000000000080000, 0x0420001002000100
+ .quad 0x0000001000000100, 0x0020000002000000
+ .quad 0x0400000000000000, 0x0020000002080000
+ .quad 0x0420001002000100, 0x0400001000080100
+ .quad 0x0020001002000100, 0x0400000000000000
+ .quad 0x0420000002080000, 0x0020001002080100
+ .quad 0x0400001000080100, 0x0000001000000100
+ .quad 0x0020000002000000, 0x0420000002080000
+ .quad 0x0420001002080100, 0x0000001000080100
+ .quad 0x0420000002000000, 0x0420001002080100
+ .quad 0x0020000002080000, 0x0000000000000000
+ .quad 0x0400000000080000, 0x0420000002000000
+ .quad 0x0000001000080100, 0x0020001002000100
+ .quad 0x0400001000000100, 0x0000000000080000
+ .quad 0x0000000000000000, 0x0400000000080000
+ .quad 0x0020001002080100, 0x0400001000000100
+.L_s6:
+ .quad 0x0200000120000010, 0x0204000020000000
+ .quad 0x0000040000000000, 0x0204040120000010
+ .quad 0x0204000020000000, 0x0000000100000010
+ .quad 0x0204040120000010, 0x0004000000000000
+ .quad 0x0200040020000000, 0x0004040100000010
+ .quad 0x0004000000000000, 0x0200000120000010
+ .quad 0x0004000100000010, 0x0200040020000000
+ .quad 0x0200000020000000, 0x0000040100000010
+ .quad 0x0000000000000000, 0x0004000100000010
+ .quad 0x0200040120000010, 0x0000040000000000
+ .quad 0x0004040000000000, 0x0200040120000010
+ .quad 0x0000000100000010, 0x0204000120000010
+ .quad 0x0204000120000010, 0x0000000000000000
+ .quad 0x0004040100000010, 0x0204040020000000
+ .quad 0x0000040100000010, 0x0004040000000000
+ .quad 0x0204040020000000, 0x0200000020000000
+ .quad 0x0200040020000000, 0x0000000100000010
+ .quad 0x0204000120000010, 0x0004040000000000
+ .quad 0x0204040120000010, 0x0004000000000000
+ .quad 0x0000040100000010, 0x0200000120000010
+ .quad 0x0004000000000000, 0x0200040020000000
+ .quad 0x0200000020000000, 0x0000040100000010
+ .quad 0x0200000120000010, 0x0204040120000010
+ .quad 0x0004040000000000, 0x0204000020000000
+ .quad 0x0004040100000010, 0x0204040020000000
+ .quad 0x0000000000000000, 0x0204000120000010
+ .quad 0x0000000100000010, 0x0000040000000000
+ .quad 0x0204000020000000, 0x0004040100000010
+ .quad 0x0000040000000000, 0x0004000100000010
+ .quad 0x0200040120000010, 0x0000000000000000
+ .quad 0x0204040020000000, 0x0200000020000000
+ .quad 0x0004000100000010, 0x0200040120000010
+.L_s7:
+ .quad 0x0002000000200000, 0x2002000004200002
+ .quad 0x2000000004000802, 0x0000000000000000
+ .quad 0x0000000000000800, 0x2000000004000802
+ .quad 0x2002000000200802, 0x0002000004200800
+ .quad 0x2002000004200802, 0x0002000000200000
+ .quad 0x0000000000000000, 0x2000000004000002
+ .quad 0x2000000000000002, 0x0000000004000000
+ .quad 0x2002000004200002, 0x2000000000000802
+ .quad 0x0000000004000800, 0x2002000000200802
+ .quad 0x2002000000200002, 0x0000000004000800
+ .quad 0x2000000004000002, 0x0002000004200000
+ .quad 0x0002000004200800, 0x2002000000200002
+ .quad 0x0002000004200000, 0x0000000000000800
+ .quad 0x2000000000000802, 0x2002000004200802
+ .quad 0x0002000000200800, 0x2000000000000002
+ .quad 0x0000000004000000, 0x0002000000200800
+ .quad 0x0000000004000000, 0x0002000000200800
+ .quad 0x0002000000200000, 0x2000000004000802
+ .quad 0x2000000004000802, 0x2002000004200002
+ .quad 0x2002000004200002, 0x2000000000000002
+ .quad 0x2002000000200002, 0x0000000004000000
+ .quad 0x0000000004000800, 0x0002000000200000
+ .quad 0x0002000004200800, 0x2000000000000802
+ .quad 0x2002000000200802, 0x0002000004200800
+ .quad 0x2000000000000802, 0x2000000004000002
+ .quad 0x2002000004200802, 0x0002000004200000
+ .quad 0x0002000000200800, 0x0000000000000000
+ .quad 0x2000000000000002, 0x2002000004200802
+ .quad 0x0000000000000000, 0x2002000000200802
+ .quad 0x0002000004200000, 0x0000000000000800
+ .quad 0x2000000004000002, 0x0000000004000800
+ .quad 0x0000000000000800, 0x2002000000200002
+.L_s8:
+ .quad 0x0100010410001000, 0x0000010000001000
+ .quad 0x0000000000040000, 0x0100010410041000
+ .quad 0x0100000010000000, 0x0100010410001000
+ .quad 0x0000000400000000, 0x0100000010000000
+ .quad 0x0000000400040000, 0x0100000010040000
+ .quad 0x0100010410041000, 0x0000010000041000
+ .quad 0x0100010010041000, 0x0000010400041000
+ .quad 0x0000010000001000, 0x0000000400000000
+ .quad 0x0100000010040000, 0x0100000410000000
+ .quad 0x0100010010001000, 0x0000010400001000
+ .quad 0x0000010000041000, 0x0000000400040000
+ .quad 0x0100000410040000, 0x0100010010041000
+ .quad 0x0000010400001000, 0x0000000000000000
+ .quad 0x0000000000000000, 0x0100000410040000
+ .quad 0x0100000410000000, 0x0100010010001000
+ .quad 0x0000010400041000, 0x0000000000040000
+ .quad 0x0000010400041000, 0x0000000000040000
+ .quad 0x0100010010041000, 0x0000010000001000
+ .quad 0x0000000400000000, 0x0100000410040000
+ .quad 0x0000010000001000, 0x0000010400041000
+ .quad 0x0100010010001000, 0x0000000400000000
+ .quad 0x0100000410000000, 0x0100000010040000
+ .quad 0x0100000410040000, 0x0100000010000000
+ .quad 0x0000000000040000, 0x0100010410001000
+ .quad 0x0000000000000000, 0x0100010410041000
+ .quad 0x0000000400040000, 0x0100000410000000
+ .quad 0x0100000010040000, 0x0100010010001000
+ .quad 0x0100010410001000, 0x0000000000000000
+ .quad 0x0100010410041000, 0x0000010000041000
+ .quad 0x0000010000041000, 0x0000010400001000
+ .quad 0x0000010400001000, 0x0000000400040000
+ .quad 0x0100000010000000, 0x0100010010041000
diff --git a/arch/x86/crypto/des3_ede_glue.c b/arch/x86/crypto/des3_ede_glue.c
new file mode 100644
index 000000000000..0e9c0668fe4e
--- /dev/null
+++ b/arch/x86/crypto/des3_ede_glue.c
@@ -0,0 +1,509 @@
+/*
+ * Glue Code for assembler optimized version of 3DES
+ *
+ * Copyright © 2014 Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
+ *
+ * CBC & ECB parts based on code (crypto/cbc.c,ecb.c) by:
+ * Copyright (c) 2006 Herbert Xu <herbert@gondor.apana.org.au>
+ * CTR part based on code (crypto/ctr.c) by:
+ * (C) Copyright IBM Corp. 2007 - Joy Latten <latten@us.ibm.com>
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <asm/processor.h>
+#include <crypto/des.h>
+#include <linux/crypto.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <crypto/algapi.h>
+
+struct des3_ede_x86_ctx {
+ u32 enc_expkey[DES3_EDE_EXPKEY_WORDS];
+ u32 dec_expkey[DES3_EDE_EXPKEY_WORDS];
+};
+
+/* regular block cipher functions */
+asmlinkage void des3_ede_x86_64_crypt_blk(const u32 *expkey, u8 *dst,
+ const u8 *src);
+
+/* 3-way parallel cipher functions */
+asmlinkage void des3_ede_x86_64_crypt_blk_3way(const u32 *expkey, u8 *dst,
+ const u8 *src);
+
+static inline void des3_ede_enc_blk(struct des3_ede_x86_ctx *ctx, u8 *dst,
+ const u8 *src)
+{
+ u32 *enc_ctx = ctx->enc_expkey;
+
+ des3_ede_x86_64_crypt_blk(enc_ctx, dst, src);
+}
+
+static inline void des3_ede_dec_blk(struct des3_ede_x86_ctx *ctx, u8 *dst,
+ const u8 *src)
+{
+ u32 *dec_ctx = ctx->dec_expkey;
+
+ des3_ede_x86_64_crypt_blk(dec_ctx, dst, src);
+}
+
+static inline void des3_ede_enc_blk_3way(struct des3_ede_x86_ctx *ctx, u8 *dst,
+ const u8 *src)
+{
+ u32 *enc_ctx = ctx->enc_expkey;
+
+ des3_ede_x86_64_crypt_blk_3way(enc_ctx, dst, src);
+}
+
+static inline void des3_ede_dec_blk_3way(struct des3_ede_x86_ctx *ctx, u8 *dst,
+ const u8 *src)
+{
+ u32 *dec_ctx = ctx->dec_expkey;
+
+ des3_ede_x86_64_crypt_blk_3way(dec_ctx, dst, src);
+}
+
+static void des3_ede_x86_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
+{
+ des3_ede_enc_blk(crypto_tfm_ctx(tfm), dst, src);
+}
+
+static void des3_ede_x86_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
+{
+ des3_ede_dec_blk(crypto_tfm_ctx(tfm), dst, src);
+}
+
+static int ecb_crypt(struct blkcipher_desc *desc, struct blkcipher_walk *walk,
+ const u32 *expkey)
+{
+ unsigned int bsize = DES3_EDE_BLOCK_SIZE;
+ unsigned int nbytes;
+ int err;
+
+ err = blkcipher_walk_virt(desc, walk);
+
+ while ((nbytes = walk->nbytes)) {
+ u8 *wsrc = walk->src.virt.addr;
+ u8 *wdst = walk->dst.virt.addr;
+
+ /* Process four block batch */
+ if (nbytes >= bsize * 3) {
+ do {
+ des3_ede_x86_64_crypt_blk_3way(expkey, wdst,
+ wsrc);
+
+ wsrc += bsize * 3;
+ wdst += bsize * 3;
+ nbytes -= bsize * 3;
+ } while (nbytes >= bsize * 3);
+
+ if (nbytes < bsize)
+ goto done;
+ }
+
+ /* Handle leftovers */
+ do {
+ des3_ede_x86_64_crypt_blk(expkey, wdst, wsrc);
+
+ wsrc += bsize;
+ wdst += bsize;
+ nbytes -= bsize;
+ } while (nbytes >= bsize);
+
+done:
+ err = blkcipher_walk_done(desc, walk, nbytes);
+ }
+
+ return err;
+}
+
+static int ecb_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct des3_ede_x86_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ struct blkcipher_walk walk;
+
+ blkcipher_walk_init(&walk, dst, src, nbytes);
+ return ecb_crypt(desc, &walk, ctx->enc_expkey);
+}
+
+static int ecb_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct des3_ede_x86_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ struct blkcipher_walk walk;
+
+ blkcipher_walk_init(&walk, dst, src, nbytes);
+ return ecb_crypt(desc, &walk, ctx->dec_expkey);
+}
+
+static unsigned int __cbc_encrypt(struct blkcipher_desc *desc,
+ struct blkcipher_walk *walk)
+{
+ struct des3_ede_x86_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ unsigned int bsize = DES3_EDE_BLOCK_SIZE;
+ unsigned int nbytes = walk->nbytes;
+ u64 *src = (u64 *)walk->src.virt.addr;
+ u64 *dst = (u64 *)walk->dst.virt.addr;
+ u64 *iv = (u64 *)walk->iv;
+
+ do {
+ *dst = *src ^ *iv;
+ des3_ede_enc_blk(ctx, (u8 *)dst, (u8 *)dst);
+ iv = dst;
+
+ src += 1;
+ dst += 1;
+ nbytes -= bsize;
+ } while (nbytes >= bsize);
+
+ *(u64 *)walk->iv = *iv;
+ return nbytes;
+}
+
+static int cbc_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct blkcipher_walk walk;
+ int err;
+
+ blkcipher_walk_init(&walk, dst, src, nbytes);
+ err = blkcipher_walk_virt(desc, &walk);
+
+ while ((nbytes = walk.nbytes)) {
+ nbytes = __cbc_encrypt(desc, &walk);
+ err = blkcipher_walk_done(desc, &walk, nbytes);
+ }
+
+ return err;
+}
+
+static unsigned int __cbc_decrypt(struct blkcipher_desc *desc,
+ struct blkcipher_walk *walk)
+{
+ struct des3_ede_x86_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ unsigned int bsize = DES3_EDE_BLOCK_SIZE;
+ unsigned int nbytes = walk->nbytes;
+ u64 *src = (u64 *)walk->src.virt.addr;
+ u64 *dst = (u64 *)walk->dst.virt.addr;
+ u64 ivs[3 - 1];
+ u64 last_iv;
+
+ /* Start of the last block. */
+ src += nbytes / bsize - 1;
+ dst += nbytes / bsize - 1;
+
+ last_iv = *src;
+
+ /* Process four block batch */
+ if (nbytes >= bsize * 3) {
+ do {
+ nbytes -= bsize * 3 - bsize;
+ src -= 3 - 1;
+ dst -= 3 - 1;
+
+ ivs[0] = src[0];
+ ivs[1] = src[1];
+
+ des3_ede_dec_blk_3way(ctx, (u8 *)dst, (u8 *)src);
+
+ dst[1] ^= ivs[0];
+ dst[2] ^= ivs[1];
+
+ nbytes -= bsize;
+ if (nbytes < bsize)
+ goto done;
+
+ *dst ^= *(src - 1);
+ src -= 1;
+ dst -= 1;
+ } while (nbytes >= bsize * 3);
+ }
+
+ /* Handle leftovers */
+ for (;;) {
+ des3_ede_dec_blk(ctx, (u8 *)dst, (u8 *)src);
+
+ nbytes -= bsize;
+ if (nbytes < bsize)
+ break;
+
+ *dst ^= *(src - 1);
+ src -= 1;
+ dst -= 1;
+ }
+
+done:
+ *dst ^= *(u64 *)walk->iv;
+ *(u64 *)walk->iv = last_iv;
+
+ return nbytes;
+}
+
+static int cbc_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct blkcipher_walk walk;
+ int err;
+
+ blkcipher_walk_init(&walk, dst, src, nbytes);
+ err = blkcipher_walk_virt(desc, &walk);
+
+ while ((nbytes = walk.nbytes)) {
+ nbytes = __cbc_decrypt(desc, &walk);
+ err = blkcipher_walk_done(desc, &walk, nbytes);
+ }
+
+ return err;
+}
+
+static void ctr_crypt_final(struct des3_ede_x86_ctx *ctx,
+ struct blkcipher_walk *walk)
+{
+ u8 *ctrblk = walk->iv;
+ u8 keystream[DES3_EDE_BLOCK_SIZE];
+ u8 *src = walk->src.virt.addr;
+ u8 *dst = walk->dst.virt.addr;
+ unsigned int nbytes = walk->nbytes;
+
+ des3_ede_enc_blk(ctx, keystream, ctrblk);
+ crypto_xor(keystream, src, nbytes);
+ memcpy(dst, keystream, nbytes);
+
+ crypto_inc(ctrblk, DES3_EDE_BLOCK_SIZE);
+}
+
+static unsigned int __ctr_crypt(struct blkcipher_desc *desc,
+ struct blkcipher_walk *walk)
+{
+ struct des3_ede_x86_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
+ unsigned int bsize = DES3_EDE_BLOCK_SIZE;
+ unsigned int nbytes = walk->nbytes;
+ __be64 *src = (__be64 *)walk->src.virt.addr;
+ __be64 *dst = (__be64 *)walk->dst.virt.addr;
+ u64 ctrblk = be64_to_cpu(*(__be64 *)walk->iv);
+ __be64 ctrblocks[3];
+
+ /* Process four block batch */
+ if (nbytes >= bsize * 3) {
+ do {
+ /* create ctrblks for parallel encrypt */
+ ctrblocks[0] = cpu_to_be64(ctrblk++);
+ ctrblocks[1] = cpu_to_be64(ctrblk++);
+ ctrblocks[2] = cpu_to_be64(ctrblk++);
+
+ des3_ede_enc_blk_3way(ctx, (u8 *)ctrblocks,
+ (u8 *)ctrblocks);
+
+ dst[0] = src[0] ^ ctrblocks[0];
+ dst[1] = src[1] ^ ctrblocks[1];
+ dst[2] = src[2] ^ ctrblocks[2];
+
+ src += 3;
+ dst += 3;
+ } while ((nbytes -= bsize * 3) >= bsize * 3);
+
+ if (nbytes < bsize)
+ goto done;
+ }
+
+ /* Handle leftovers */
+ do {
+ ctrblocks[0] = cpu_to_be64(ctrblk++);
+
+ des3_ede_enc_blk(ctx, (u8 *)ctrblocks, (u8 *)ctrblocks);
+
+ dst[0] = src[0] ^ ctrblocks[0];
+
+ src += 1;
+ dst += 1;
+ } while ((nbytes -= bsize) >= bsize);
+
+done:
+ *(__be64 *)walk->iv = cpu_to_be64(ctrblk);
+ return nbytes;
+}
+
+static int ctr_crypt(struct blkcipher_desc *desc, struct scatterlist *dst,
+ struct scatterlist *src, unsigned int nbytes)
+{
+ struct blkcipher_walk walk;
+ int err;
+
+ blkcipher_walk_init(&walk, dst, src, nbytes);
+ err = blkcipher_walk_virt_block(desc, &walk, DES3_EDE_BLOCK_SIZE);
+
+ while ((nbytes = walk.nbytes) >= DES3_EDE_BLOCK_SIZE) {
+ nbytes = __ctr_crypt(desc, &walk);
+ err = blkcipher_walk_done(desc, &walk, nbytes);
+ }
+
+ if (walk.nbytes) {
+ ctr_crypt_final(crypto_blkcipher_ctx(desc->tfm), &walk);
+ err = blkcipher_walk_done(desc, &walk, 0);
+ }
+
+ return err;
+}
+
+static int des3_ede_x86_setkey(struct crypto_tfm *tfm, const u8 *key,
+ unsigned int keylen)
+{
+ struct des3_ede_x86_ctx *ctx = crypto_tfm_ctx(tfm);
+ u32 i, j, tmp;
+ int err;
+
+ /* Generate encryption context using generic implementation. */
+ err = __des3_ede_setkey(ctx->enc_expkey, &tfm->crt_flags, key, keylen);
+ if (err < 0)
+ return err;
+
+ /* Fix encryption context for this implementation and form decryption
+ * context. */
+ j = DES3_EDE_EXPKEY_WORDS - 2;
+ for (i = 0; i < DES3_EDE_EXPKEY_WORDS; i += 2, j -= 2) {
+ tmp = ror32(ctx->enc_expkey[i + 1], 4);
+ ctx->enc_expkey[i + 1] = tmp;
+
+ ctx->dec_expkey[j + 0] = ctx->enc_expkey[i + 0];
+ ctx->dec_expkey[j + 1] = tmp;
+ }
+
+ return 0;
+}
+
+static struct crypto_alg des3_ede_algs[4] = { {
+ .cra_name = "des3_ede",
+ .cra_driver_name = "des3_ede-asm",
+ .cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_TYPE_CIPHER,
+ .cra_blocksize = DES3_EDE_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct des3_ede_x86_ctx),
+ .cra_alignmask = 0,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .cipher = {
+ .cia_min_keysize = DES3_EDE_KEY_SIZE,
+ .cia_max_keysize = DES3_EDE_KEY_SIZE,
+ .cia_setkey = des3_ede_x86_setkey,
+ .cia_encrypt = des3_ede_x86_encrypt,
+ .cia_decrypt = des3_ede_x86_decrypt,
+ }
+ }
+}, {
+ .cra_name = "ecb(des3_ede)",
+ .cra_driver_name = "ecb-des3_ede-asm",
+ .cra_priority = 300,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_blocksize = DES3_EDE_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct des3_ede_x86_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_blkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .blkcipher = {
+ .min_keysize = DES3_EDE_KEY_SIZE,
+ .max_keysize = DES3_EDE_KEY_SIZE,
+ .setkey = des3_ede_x86_setkey,
+ .encrypt = ecb_encrypt,
+ .decrypt = ecb_decrypt,
+ },
+ },
+}, {
+ .cra_name = "cbc(des3_ede)",
+ .cra_driver_name = "cbc-des3_ede-asm",
+ .cra_priority = 300,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_blocksize = DES3_EDE_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct des3_ede_x86_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_blkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .blkcipher = {
+ .min_keysize = DES3_EDE_KEY_SIZE,
+ .max_keysize = DES3_EDE_KEY_SIZE,
+ .ivsize = DES3_EDE_BLOCK_SIZE,
+ .setkey = des3_ede_x86_setkey,
+ .encrypt = cbc_encrypt,
+ .decrypt = cbc_decrypt,
+ },
+ },
+}, {
+ .cra_name = "ctr(des3_ede)",
+ .cra_driver_name = "ctr-des3_ede-asm",
+ .cra_priority = 300,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_blocksize = 1,
+ .cra_ctxsize = sizeof(struct des3_ede_x86_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_blkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .blkcipher = {
+ .min_keysize = DES3_EDE_KEY_SIZE,
+ .max_keysize = DES3_EDE_KEY_SIZE,
+ .ivsize = DES3_EDE_BLOCK_SIZE,
+ .setkey = des3_ede_x86_setkey,
+ .encrypt = ctr_crypt,
+ .decrypt = ctr_crypt,
+ },
+ },
+} };
+
+static bool is_blacklisted_cpu(void)
+{
+ if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL)
+ return false;
+
+ if (boot_cpu_data.x86 == 0x0f) {
+ /*
+ * On Pentium 4, des3_ede-x86_64 is slower than generic C
+ * implementation because use of 64bit rotates (which are really
+ * slow on P4). Therefore blacklist P4s.
+ */
+ return true;
+ }
+
+ return false;
+}
+
+static int force;
+module_param(force, int, 0);
+MODULE_PARM_DESC(force, "Force module load, ignore CPU blacklist");
+
+static int __init des3_ede_x86_init(void)
+{
+ if (!force && is_blacklisted_cpu()) {
+ pr_info("des3_ede-x86_64: performance on this CPU would be suboptimal: disabling des3_ede-x86_64.\n");
+ return -ENODEV;
+ }
+
+ return crypto_register_algs(des3_ede_algs, ARRAY_SIZE(des3_ede_algs));
+}
+
+static void __exit des3_ede_x86_fini(void)
+{
+ crypto_unregister_algs(des3_ede_algs, ARRAY_SIZE(des3_ede_algs));
+}
+
+module_init(des3_ede_x86_init);
+module_exit(des3_ede_x86_fini);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Triple DES EDE Cipher Algorithm, asm optimized");
+MODULE_ALIAS("des3_ede");
+MODULE_ALIAS("des3_ede-asm");
+MODULE_ALIAS("des");
+MODULE_ALIAS("des-asm");
+MODULE_AUTHOR("Jussi Kivilinna <jussi.kivilinna@iki.fi>");