swh:1:snp:77163734605b0ec556b01d897b7bb4a7e30d46b6
Raw File
Tip revision: 60cc43fc888428bb2f18f08997432d426a243338 authored by Linus Torvalds on 16 April 2018, 01:24:20 UTC
Linux 4.17-rc1
Tip revision: 60cc43f
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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