1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Altivec XOR operations
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright 2017 IBM Corp.
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <linux/preempt.h>
9*4882a593Smuzhiyun #include <linux/export.h>
10*4882a593Smuzhiyun #include <linux/sched.h>
11*4882a593Smuzhiyun #include <asm/switch_to.h>
12*4882a593Smuzhiyun #include <asm/xor_altivec.h>
13*4882a593Smuzhiyun #include "xor_vmx.h"
14*4882a593Smuzhiyun
xor_altivec_2(unsigned long bytes,unsigned long * v1_in,unsigned long * v2_in)15*4882a593Smuzhiyun void xor_altivec_2(unsigned long bytes, unsigned long *v1_in,
16*4882a593Smuzhiyun unsigned long *v2_in)
17*4882a593Smuzhiyun {
18*4882a593Smuzhiyun preempt_disable();
19*4882a593Smuzhiyun enable_kernel_altivec();
20*4882a593Smuzhiyun __xor_altivec_2(bytes, v1_in, v2_in);
21*4882a593Smuzhiyun disable_kernel_altivec();
22*4882a593Smuzhiyun preempt_enable();
23*4882a593Smuzhiyun }
24*4882a593Smuzhiyun EXPORT_SYMBOL(xor_altivec_2);
25*4882a593Smuzhiyun
xor_altivec_3(unsigned long bytes,unsigned long * v1_in,unsigned long * v2_in,unsigned long * v3_in)26*4882a593Smuzhiyun void xor_altivec_3(unsigned long bytes, unsigned long *v1_in,
27*4882a593Smuzhiyun unsigned long *v2_in, unsigned long *v3_in)
28*4882a593Smuzhiyun {
29*4882a593Smuzhiyun preempt_disable();
30*4882a593Smuzhiyun enable_kernel_altivec();
31*4882a593Smuzhiyun __xor_altivec_3(bytes, v1_in, v2_in, v3_in);
32*4882a593Smuzhiyun disable_kernel_altivec();
33*4882a593Smuzhiyun preempt_enable();
34*4882a593Smuzhiyun }
35*4882a593Smuzhiyun EXPORT_SYMBOL(xor_altivec_3);
36*4882a593Smuzhiyun
xor_altivec_4(unsigned long bytes,unsigned long * v1_in,unsigned long * v2_in,unsigned long * v3_in,unsigned long * v4_in)37*4882a593Smuzhiyun void xor_altivec_4(unsigned long bytes, unsigned long *v1_in,
38*4882a593Smuzhiyun unsigned long *v2_in, unsigned long *v3_in,
39*4882a593Smuzhiyun unsigned long *v4_in)
40*4882a593Smuzhiyun {
41*4882a593Smuzhiyun preempt_disable();
42*4882a593Smuzhiyun enable_kernel_altivec();
43*4882a593Smuzhiyun __xor_altivec_4(bytes, v1_in, v2_in, v3_in, v4_in);
44*4882a593Smuzhiyun disable_kernel_altivec();
45*4882a593Smuzhiyun preempt_enable();
46*4882a593Smuzhiyun }
47*4882a593Smuzhiyun EXPORT_SYMBOL(xor_altivec_4);
48*4882a593Smuzhiyun
xor_altivec_5(unsigned long bytes,unsigned long * v1_in,unsigned long * v2_in,unsigned long * v3_in,unsigned long * v4_in,unsigned long * v5_in)49*4882a593Smuzhiyun void xor_altivec_5(unsigned long bytes, unsigned long *v1_in,
50*4882a593Smuzhiyun unsigned long *v2_in, unsigned long *v3_in,
51*4882a593Smuzhiyun unsigned long *v4_in, unsigned long *v5_in)
52*4882a593Smuzhiyun {
53*4882a593Smuzhiyun preempt_disable();
54*4882a593Smuzhiyun enable_kernel_altivec();
55*4882a593Smuzhiyun __xor_altivec_5(bytes, v1_in, v2_in, v3_in, v4_in, v5_in);
56*4882a593Smuzhiyun disable_kernel_altivec();
57*4882a593Smuzhiyun preempt_enable();
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun EXPORT_SYMBOL(xor_altivec_5);
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