+static int acpi_fan_suspend(struct acpi_device *device, pm_message_t state)
+{
+ if (!device)
+ return -EINVAL;
+
+ acpi_bus_set_power(device->handle, ACPI_STATE_D0);
+
+ return AE_OK;
+}
+
+static int acpi_fan_resume(struct acpi_device *device)
+{
+ int result = 0;
+ int power_state = 0;
+
+ if (!device)
+ return -EINVAL;
+
+ result = acpi_bus_get_power(device->handle, &power_state);
+ if (result) {
+ ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
+ "Error reading fan power state\n"));
+ return result;
+ }
+
+ device->flags.force_power_state = 1;
+ acpi_bus_set_power(device->handle, power_state);
+ device->flags.force_power_state = 0;
+
+ return result;
+}
+