1 files changed, 6 insertions, 0 deletions

diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 80155fda517f..c3bc4511e0c0 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -201,6 +201,7 @@ struct acpi_device_power_flags {
 struct acpi_device_power_state {
         struct {
                 u8 valid:1;
+                u8 os_accessible:1;
                 u8 explicit_set:1;      /* _PSx present? */
                 u8 reserved:6;
         } flags;
@@ -500,6 +501,11 @@ static inline bool acpi_device_can_wakeup(struct acpi_device *adev)
         return adev->wakeup.flags.valid;
 }
 
+static inline bool acpi_device_can_poweroff(struct acpi_device *adev)
+{
+        return adev->power.states[ACPI_STATE_D3_COLD].flags.os_accessible;
+}
+
 #else   /* CONFIG_ACPI */
 
 static inline int register_acpi_bus_type(void *bus) { return 0; }