1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * Altivec XOR operations |
4 | * |
5 | * Copyright 2017 IBM Corp. |
6 | */ |
7 | |
8 | #include <linux/preempt.h> |
9 | #include <linux/export.h> |
10 | #include <linux/sched.h> |
11 | #include <asm/switch_to.h> |
12 | #include <asm/xor_altivec.h> |
13 | #include "xor_vmx.h" |
14 | |
15 | void xor_altivec_2(unsigned long bytes, unsigned long * __restrict p1, |
16 | const unsigned long * __restrict p2) |
17 | { |
18 | preempt_disable(); |
19 | enable_kernel_altivec(); |
20 | __xor_altivec_2(bytes, p1, p2); |
21 | disable_kernel_altivec(); |
22 | preempt_enable(); |
23 | } |
24 | EXPORT_SYMBOL(xor_altivec_2); |
25 | |
26 | void xor_altivec_3(unsigned long bytes, unsigned long * __restrict p1, |
27 | const unsigned long * __restrict p2, |
28 | const unsigned long * __restrict p3) |
29 | { |
30 | preempt_disable(); |
31 | enable_kernel_altivec(); |
32 | __xor_altivec_3(bytes, p1, p2, p3); |
33 | disable_kernel_altivec(); |
34 | preempt_enable(); |
35 | } |
36 | EXPORT_SYMBOL(xor_altivec_3); |
37 | |
38 | void xor_altivec_4(unsigned long bytes, unsigned long * __restrict p1, |
39 | const unsigned long * __restrict p2, |
40 | const unsigned long * __restrict p3, |
41 | const unsigned long * __restrict p4) |
42 | { |
43 | preempt_disable(); |
44 | enable_kernel_altivec(); |
45 | __xor_altivec_4(bytes, p1, p2, p3, p4); |
46 | disable_kernel_altivec(); |
47 | preempt_enable(); |
48 | } |
49 | EXPORT_SYMBOL(xor_altivec_4); |
50 | |
51 | void xor_altivec_5(unsigned long bytes, unsigned long * __restrict p1, |
52 | const unsigned long * __restrict p2, |
53 | const unsigned long * __restrict p3, |
54 | const unsigned long * __restrict p4, |
55 | const unsigned long * __restrict p5) |
56 | { |
57 | preempt_disable(); |
58 | enable_kernel_altivec(); |
59 | __xor_altivec_5(bytes, p1, p2, p3, p4, p5); |
60 | disable_kernel_altivec(); |
61 | preempt_enable(); |
62 | } |
63 | EXPORT_SYMBOL(xor_altivec_5); |
64 | |