ACPI: introduce helper function acpi_execute_simple_method()

[mirror_ubuntu-zesty-kernel.git] / drivers / acpi / thermal.c

diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index a33821ca3895e672a32d1d145aca7108751667e5..94523c79dc5f2ff7115d34b050fff17bc58e70e7 100644 (file)
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -239,26 +239,16 @@ static int acpi_thermal_get_polling_frequency(struct acpi_thermal *tz)
 
 static int acpi_thermal_set_cooling_mode(struct acpi_thermal *tz, int mode)
 {
-       acpi_status status = AE_OK;
-       union acpi_object arg0 = { ACPI_TYPE_INTEGER };
-       struct acpi_object_list arg_list = { 1, &arg0 };
-       acpi_handle handle = NULL;
-
-
        if (!tz)
                return -EINVAL;
 
-       status = acpi_get_handle(tz->device->handle, "_SCP", &handle);
-       if (ACPI_FAILURE(status)) {
+       if (!acpi_has_method(tz->device->handle, "_SCP")) {
                ACPI_DEBUG_PRINT((ACPI_DB_INFO, "_SCP not present\n"));
                return -ENODEV;
-       }
-
-       arg0.integer.value = mode;
-
-       status = acpi_evaluate_object(handle, NULL, &arg_list, NULL);
-       if (ACPI_FAILURE(status))
+       } else if (ACPI_FAILURE(acpi_execute_simple_method(tz->device->handle,
+                                                          "_SCP", mode))) {
                return -ENODEV;
+       }
 
        return 0;
 }