ACPI: call acpi_power_init() explicitly rather than as initcall

This patch makes acpi_init() call acpi_power_init() directly.
Previously, both were subsys_initcalls.  acpi_power_init()
must happen after acpi_init(), and it's better to call it
explicitly rather than rely on link ordering.
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
CC: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/acpi/bus.c

@@ -881,6 +881,7 @@ static int __init acpi_init(void)
 
 	acpi_scan_init();
 	acpi_ec_init();
+	acpi_power_init();
 	return result;
 }
 

drivers/acpi/internal.h

@@ -5,7 +5,7 @@ int acpi_scan_init(void);
 /* --------------------------------------------------------------------------
                                   Power Resource
    -------------------------------------------------------------------------- */
-
+int acpi_power_init(void);
 int acpi_device_sleep_wake(struct acpi_device *dev,
                            int enable, int sleep_state, int dev_state);
 int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state);

drivers/acpi/power.c

@@ -773,14 +773,10 @@ static int acpi_power_resume(struct acpi_device *device)
 	return 0;
 }
 
-static int __init acpi_power_init(void)
+int __init acpi_power_init(void)
 {
 	int result = 0;
 
-
-	if (acpi_disabled)
-		return 0;
-
 	INIT_LIST_HEAD(&acpi_power_resource_list);
 
 	acpi_power_dir = proc_mkdir(ACPI_POWER_CLASS, acpi_root_dir);
@@ -795,5 +791,3 @@ static int __init acpi_power_init(void)
 
 	return 0;
 }
-
-subsys_initcall(acpi_power_init);