swh:1:snp:49cd9498d6cccc5e78252c27dcb645bcf7bf0c91
Raw File
Tip revision: a99d8080aaf358d5d23581244e5da23b35e340b9 authored by Linus Torvalds on 03 November 2019, 22:07:26 UTC
Linux 5.4-rc6
Tip revision: a99d808
button.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ACPI_BUTTON_H
#define ACPI_BUTTON_H

#include <linux/notifier.h>

#if IS_ENABLED(CONFIG_ACPI_BUTTON)
extern int acpi_lid_notifier_register(struct notifier_block *nb);
extern int acpi_lid_notifier_unregister(struct notifier_block *nb);
extern int acpi_lid_open(void);
#else
static inline int acpi_lid_notifier_register(struct notifier_block *nb)
{
	return 0;
}
static inline int acpi_lid_notifier_unregister(struct notifier_block *nb)
{
	return 0;
}
static inline int acpi_lid_open(void)
{
	return 1;
}
#endif /* IS_ENABLED(CONFIG_ACPI_BUTTON) */

#endif /* ACPI_BUTTON_H */
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