1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index 495c63a3e0af..b45806d77288 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -368,8 +368,8 @@ int acpi_suspend(u32 acpi_state)
 /**
  *      acpi_pm_device_sleep_state - return preferred power state of ACPI device
  *              in the system sleep state given by %acpi_target_sleep_state
- *      @dev: device to examine
- *      @wake: if set, the device should be able to wake up the system
+ *      @dev: device to examine; its driver model wakeup flags control
+ *              whether it should be able to wake up the system
  *      @d_min_p: used to store the upper limit of allowed states range
  *      Return value: preferred power state of the device on success, -ENODEV on
  *              failure (ie. if there's no 'struct acpi_device' for @dev)
@@ -387,7 +387,7 @@ int acpi_suspend(u32 acpi_state)
  *      via @wake.
  */
 
-int acpi_pm_device_sleep_state(struct device *dev, int wake, int *d_min_p)
+int acpi_pm_device_sleep_state(struct device *dev, int *d_min_p)
 {
         acpi_handle handle = DEVICE_ACPI_HANDLE(dev);
         struct acpi_device *adev;
@@ -426,7 +426,7 @@ int acpi_pm_device_sleep_state(struct device *dev, int wake, int *d_min_p)
          * can wake the system.  _S0W may be valid, too.
          */
         if (acpi_target_sleep_state == ACPI_STATE_S0 ||
-            (wake && adev->wakeup.state.enabled &&
+            (device_may_wakeup(dev) && adev->wakeup.state.enabled &&
              adev->wakeup.sleep_state <= acpi_target_sleep_state)) {
                 acpi_status status;