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-rw-r--r--include/acpi/acpi_drivers.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h
index 4dc8a5043ef..ce0e62fb28c 100644
--- a/include/acpi/acpi_drivers.h
+++ b/include/acpi/acpi_drivers.h
@@ -128,4 +128,14 @@ extern void unregister_hotplug_dock_device(acpi_handle handle);
#define register_hotplug_dock_device(h1, h2, c) (-ENODEV)
#define unregister_hotplug_dock_device(h) do { } while(0)
#endif
+
+/*--------------------------------------------------------------------------
+ Suspend/Resume
+ -------------------------------------------------------------------------- */
+#ifdef CONFIG_ACPI_SLEEP
+extern int acpi_sleep_init(void);
+#else
+#define acpi_sleep_init() do {} while (0)
+#endif
+
#endif /*__ACPI_DRIVERS_H__*/