4 files changed, 8 insertions, 11 deletions

diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index c3b0cd88d09f..fbd40e96ed14 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -369,8 +369,8 @@ 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)
@@ -388,7 +388,7 @@ 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;
@@ -427,7 +427,7 @@ 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;
 
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index 9d6fc8e6285d..caabf0573c3d 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -298,8 +298,7 @@ static pci_power_t acpi_pci_choose_state(struct pci_dev *pdev,
 {
         int acpi_state;
 
-        acpi_state = acpi_pm_device_sleep_state(&pdev->dev,
-                device_may_wakeup(&pdev->dev), NULL);
+        acpi_state = acpi_pm_device_sleep_state(&pdev->dev, NULL);
         if (acpi_state < 0)
                 return PCI_POWER_ERROR;
 
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 50902773beaf..c1b9ea34977b 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -117,9 +117,7 @@ static int pnpacpi_suspend(struct pnp_dev *dev, pm_message_t state)
 {
         int power_state;
 
-        power_state = acpi_pm_device_sleep_state(&dev->dev,
-                                                device_may_wakeup(&dev->dev),
-                                                NULL);
+        power_state = acpi_pm_device_sleep_state(&dev->dev, NULL);
         if (power_state < 0)
                 power_state = (state.event == PM_EVENT_ON) ?
                                 ACPI_STATE_D0 : ACPI_STATE_D3;
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 2f1c68c7a727..db90a74f8714 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -376,9 +376,9 @@ acpi_handle acpi_get_pci_rootbridge_handle(unsigned int, unsigned int);
 #define DEVICE_ACPI_HANDLE(dev) ((acpi_handle)((dev)->archdata.acpi_handle))
 
 #ifdef CONFIG_PM_SLEEP
-int acpi_pm_device_sleep_state(struct device *, int, int *);
+int acpi_pm_device_sleep_state(struct device *, int *);
 #else /* !CONFIG_PM_SLEEP */
-static inline int acpi_pm_device_sleep_state(struct device *d, int w, int *p)
+static inline int acpi_pm_device_sleep_state(struct device *d, int *p)
 {
         if (p)
                 *p = ACPI_STATE_D0;