1// SPDX-License-Identifier: MIT
 2/*
 3 * Copyright © 2018 Intel Corporation
 4 */
 5
 6#include <linux/preempt.h>
 7#include <linux/bottom_half.h>
 8#include <linux/irqflags.h>
 9
10#include "igt_atomic.h"
11
12static void __preempt_begin(void)
13{
14	preempt_disable();
15}
16
17static void __preempt_end(void)
18{
19	preempt_enable();
20}
21
22static void __softirq_begin(void)
23{
24	local_bh_disable();
25}
26
27static void __softirq_end(void)
28{
29	local_bh_enable();
30}
31
32static void __hardirq_begin(void)
33{
34	local_irq_disable();
35}
36
37static void __hardirq_end(void)
38{
39	local_irq_enable();
40}
41
42const struct igt_atomic_section igt_atomic_phases[] = {
43	{ "preempt", __preempt_begin, __preempt_end },
44	{ "softirq", __softirq_begin, __softirq_end },
45	{ "hardirq", __hardirq_begin, __hardirq_end },
46	{ }
47};