ACPI, PCI: Move acpi_dev_run_wake() to ACPI core

acpi_dev_run_wake() is a generic function which can be used by
other subsystem too. Rename it to acpi_pm_device_run_wake, to be
consistent with acpi_pm_device_sleep_wake.

Then move it to ACPI core.

Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index ca191ff978444c2fedf09aa950f8b26d327befbd..00fa664d5fd8406e57bd8b28b4f4bd2dcc9127e7 100644 (file)
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -17,6 +17,7 @@
 #include <linux/suspend.h>
 #include <linux/reboot.h>
 #include <linux/acpi.h>
+#include <linux/pm_runtime.h>
 
 #include <asm/io.h>
 
@@ -729,6 +730,40 @@ int acpi_pm_device_sleep_state(struct device *dev, int *d_min_p)
 #endif /* CONFIG_PM */
 
 #ifdef CONFIG_PM_SLEEP
+/**
+ * acpi_pm_device_run_wake - Enable/disable wake-up for given device.
+ * @phys_dev: Device to enable/disable the platform to wake-up the system for.
+ * @enable: Whether enable or disable the wake-up functionality.
+ *
+ * Find the ACPI device object corresponding to @pci_dev and try to
+ * enable/disable the GPE associated with it.
+ */
+int acpi_pm_device_run_wake(struct device *phys_dev, bool enable)
+{
+       struct acpi_device *dev;
+       acpi_handle handle;
+
+       if (!device_run_wake(phys_dev))
+               return -EINVAL;
+
+       handle = DEVICE_ACPI_HANDLE(phys_dev);
+       if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &dev))) {
+               dev_dbg(phys_dev, "ACPI handle has no context in %s!\n",
+                       __func__);
+               return -ENODEV;
+       }
+
+       if (enable) {
+               acpi_enable_wakeup_device_power(dev, ACPI_STATE_S0);
+               acpi_enable_gpe(dev->wakeup.gpe_device, dev->wakeup.gpe_number);
+       } else {
+               acpi_disable_gpe(dev->wakeup.gpe_device, dev->wakeup.gpe_number);
+               acpi_disable_wakeup_device_power(dev);
+       }
+
+       return 0;
+}
+
 /**
  *     acpi_pm_device_sleep_wake - enable or disable the system wake-up
  *                                  capability of given device

diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index 060fd22a1103856988d6866b64c4d8e8e3e95a89..0f150f271c2aa4040c8fcb9905783c99cb8b4e7a 100644 (file)
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -277,40 +277,6 @@ static int acpi_pci_sleep_wake(struct pci_dev *dev, bool enable)
        return 0;
 }
 
-/**
- * acpi_dev_run_wake - Enable/disable wake-up for given device.
- * @phys_dev: Device to enable/disable the platform to wake-up the system for.
- * @enable: Whether enable or disable the wake-up functionality.
- *
- * Find the ACPI device object corresponding to @pci_dev and try to
- * enable/disable the GPE associated with it.
- */
-static int acpi_dev_run_wake(struct device *phys_dev, bool enable)
-{
-       struct acpi_device *dev;
-       acpi_handle handle;
-
-       if (!device_run_wake(phys_dev))
-               return -EINVAL;
-
-       handle = DEVICE_ACPI_HANDLE(phys_dev);
-       if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &dev))) {
-               dev_dbg(phys_dev, "ACPI handle has no context in %s!\n",
-                       __func__);
-               return -ENODEV;
-       }
-
-       if (enable) {
-               acpi_enable_wakeup_device_power(dev, ACPI_STATE_S0);
-               acpi_enable_gpe(dev->wakeup.gpe_device, dev->wakeup.gpe_number);
-       } else {
-               acpi_disable_gpe(dev->wakeup.gpe_device, dev->wakeup.gpe_number);
-               acpi_disable_wakeup_device_power(dev);
-       }
-
-       return 0;
-}
-
 static void acpi_pci_propagate_run_wake(struct pci_bus *bus, bool enable)
 {
        while (bus->parent) {
@@ -318,14 +284,14 @@ static void acpi_pci_propagate_run_wake(struct pci_bus *bus, bool enable)
 
                if (bridge->pme_interrupt)
                        return;
-               if (!acpi_dev_run_wake(&bridge->dev, enable))
+               if (!acpi_pm_device_run_wake(&bridge->dev, enable))
                        return;
                bus = bus->parent;
        }
 
        /* We have reached the root bus. */
        if (bus->bridge)
-               acpi_dev_run_wake(bus->bridge, enable);
+               acpi_pm_device_run_wake(bus->bridge, enable);
 }
 
 static int acpi_pci_run_wake(struct pci_dev *dev, bool enable)
@@ -333,7 +299,7 @@ static int acpi_pci_run_wake(struct pci_dev *dev, bool enable)
        if (dev->pme_interrupt)
                return 0;
 
-       if (!acpi_dev_run_wake(&dev->dev, enable))
+       if (!acpi_pm_device_run_wake(&dev->dev, enable))
                return 0;
 
        acpi_pci_propagate_run_wake(dev->bus, enable);

diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index e168fffe1db5c4df1c1043d82ffa5df271b38d88..f1c8ca60e8242b610b036074c459094a22d533f1 100644 (file)
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -394,8 +394,13 @@ static inline int acpi_pm_device_sleep_state(struct device *d, int *p)
 #endif
 
 #ifdef CONFIG_PM_SLEEP
+int acpi_pm_device_run_wake(struct device *, bool);
 int acpi_pm_device_sleep_wake(struct device *, bool);
 #else
+static inline int acpi_pm_device_run_wake(struct device *dev, bool enable)
+{
+       return -ENODEV;
+}
 static inline int acpi_pm_device_sleep_wake(struct device *dev, bool enable)
 {
        return -ENODEV;