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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /include/acpi/button.h
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/acpi/button.h')
-rw-r--r--include/acpi/button.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/include/acpi/button.h b/include/acpi/button.h
new file mode 100644
index 000000000..3a2b8535d
--- /dev/null
+++ b/include/acpi/button.h
@@ -0,0 +1,26 @@
+/* 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 */