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ACPI: Use struct dev_pm_ops for power management in the thermal driver
authorRafael J. Wysocki <rjw@sisk.pl>
Wed, 27 Jun 2012 21:26:18 +0000 (23:26 +0200)
committerRafael J. Wysocki <rjw@sisk.pl>
Sun, 1 Jul 2012 11:30:59 +0000 (13:30 +0200)
Make the ACPI thermal driver define its PM callbacks through
a struct dev_pm_ops object rather than by using legacy PM hooks
in struct acpi_device_ops.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
drivers/acpi/thermal.c

index 7dbebea..21dd4c2 100644 (file)
@@ -98,7 +98,6 @@ MODULE_PARM_DESC(psv, "Disable or override all passive trip points.");
 
 static int acpi_thermal_add(struct acpi_device *device);
 static int acpi_thermal_remove(struct acpi_device *device, int type);
-static int acpi_thermal_resume(struct acpi_device *device);
 static void acpi_thermal_notify(struct acpi_device *device, u32 event);
 
 static const struct acpi_device_id  thermal_device_ids[] = {
@@ -107,6 +106,9 @@ static const struct acpi_device_id  thermal_device_ids[] = {
 };
 MODULE_DEVICE_TABLE(acpi, thermal_device_ids);
 
+static int acpi_thermal_resume(struct device *dev);
+static SIMPLE_DEV_PM_OPS(acpi_thermal_pm, NULL, acpi_thermal_resume);
+
 static struct acpi_driver acpi_thermal_driver = {
        .name = "thermal",
        .class = ACPI_THERMAL_CLASS,
@@ -114,9 +116,9 @@ static struct acpi_driver acpi_thermal_driver = {
        .ops = {
                .add = acpi_thermal_add,
                .remove = acpi_thermal_remove,
-               .resume = acpi_thermal_resume,
                .notify = acpi_thermal_notify,
                },
+       .drv.pm = &acpi_thermal_pm,
 };
 
 struct acpi_thermal_state {
@@ -1041,16 +1043,17 @@ static int acpi_thermal_remove(struct acpi_device *device, int type)
        return 0;
 }
 
-static int acpi_thermal_resume(struct acpi_device *device)
+static int acpi_thermal_resume(struct device *dev)
 {
-       struct acpi_thermal *tz = NULL;
+       struct acpi_thermal *tz;
        int i, j, power_state, result;
 
-
-       if (!device || !acpi_driver_data(device))
+       if (!dev)
                return -EINVAL;
 
-       tz = acpi_driver_data(device);
+       tz = acpi_driver_data(to_acpi_device(dev));
+       if (!tz)
+               return -EINVAL;
 
        for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) {
                if (!(&tz->trips.active[i]))