suspend_ops = ops;
mutex_unlock(&pm_mutex);
}
+EXPORT_SYMBOL_GPL(suspend_set_ops);
bool valid_state(suspend_state_t state)
{
{
return state == PM_SUSPEND_MEM;
}
+EXPORT_SYMBOL_GPL(suspend_valid_only_mem);
static int suspend_test(int level)
{
}
/**
- * suspend_enter - enter the desired system sleep state.
- * @state: state to enter
+ * suspend_enter - enter the desired system sleep state.
+ * @state: State to enter
+ * @wakeup: Returns information that suspend should not be entered again.
*
- * This function should be called after devices have been suspended.
+ * This function should be called after devices have been suspended.
*/
-static int suspend_enter(suspend_state_t state)
+static int suspend_enter(suspend_state_t state, bool *wakeup)
{
int error;
error = syscore_suspend();
if (!error) {
- if (!(suspend_test(TEST_CORE) || pm_wakeup_pending())) {
+ *wakeup = pm_wakeup_pending();
+ if (!(suspend_test(TEST_CORE) || *wakeup)) {
error = suspend_ops->enter(state);
events_check_enabled = false;
}
int suspend_devices_and_enter(suspend_state_t state)
{
int error;
+ bool wakeup = false;
if (!suspend_ops)
return -ENOSYS;
if (suspend_test(TEST_DEVICES))
goto Recover_platform;
- error = suspend_enter(state);
+ do {
+ error = suspend_enter(state, &wakeup);
+ } while (!error && !wakeup
+ && suspend_ops->suspend_again && suspend_ops->suspend_again());
Resume_devices:
suspend_test_start();