linux/arch/powerpc/lib/xor_vmx_glue.c

60 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Altivec XOR operations
*
* Copyright 2017 IBM Corp.
*/
#include <linux/preempt.h>
#include <linux/export.h>
#include <linux/sched.h>
#include <asm/switch_to.h>
#include <asm/xor_altivec.h>
#include "xor_vmx.h"
void xor_altivec_2(unsigned long bytes, unsigned long *v1_in,
unsigned long *v2_in)
{
preempt_disable();
enable_kernel_altivec();
__xor_altivec_2(bytes, v1_in, v2_in);
disable_kernel_altivec();
preempt_enable();
}
EXPORT_SYMBOL(xor_altivec_2);
void xor_altivec_3(unsigned long bytes, unsigned long *v1_in,
unsigned long *v2_in, unsigned long *v3_in)
{
preempt_disable();
enable_kernel_altivec();
__xor_altivec_3(bytes, v1_in, v2_in, v3_in);
disable_kernel_altivec();
preempt_enable();
}
EXPORT_SYMBOL(xor_altivec_3);
void xor_altivec_4(unsigned long bytes, unsigned long *v1_in,
unsigned long *v2_in, unsigned long *v3_in,
unsigned long *v4_in)
{
preempt_disable();
enable_kernel_altivec();
__xor_altivec_4(bytes, v1_in, v2_in, v3_in, v4_in);
disable_kernel_altivec();
preempt_enable();
}
EXPORT_SYMBOL(xor_altivec_4);
void 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)
{
preempt_disable();
enable_kernel_altivec();
__xor_altivec_5(bytes, v1_in, v2_in, v3_in, v4_in, v5_in);
disable_kernel_altivec();
preempt_enable();
}
EXPORT_SYMBOL(xor_altivec_5);