swh:1:snp:173f8deb0c56c557784b4fd217e7608ac6197844
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Tip revision: afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc authored by Linus Torvalds on 10 January 2016, 23:01:32 UTC
Linux 4.4
Tip revision: afd2ff9
button.h
#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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