static int acpi_lid_update_state(struct acpi_device *device)
{
int state;
state = acpi_lid_evaluate_state(device);
if (state < 0)
return state;
return acpi_lid_notify_state(device, state);
}
static void acpi_lid_initialize_state(struct acpi_device *device)
{
switch (lid_init_state) {
case ACPI_BUTTON_LID_INIT_OPEN:
(void)acpi_lid_notify_state(device, 1);
break;
case ACPI_BUTTON_LID_INIT_METHOD:
(void)acpi_lid_update_state(device);
break;
case ACPI_BUTTON_LID_INIT_IGNORE:
default:
break;
}
}
static int acpi_lid_update_state(struct acpi_device *device,
bool signal_wakeup)
{
int state;
state = acpi_lid_evaluate_state(device);
if (state < 0)
return state;
if (state && signal_wakeup)
acpi_pm_wakeup_event(&device->dev);
return acpi_lid_notify_state(device, state);
}
