+/**
+ * suspend_devices_and_enter - suspend devices and enter the desired system sleep
+ * state.
+ * @state: state to enter
+ */
+int suspend_devices_and_enter(suspend_state_t state)
+{
+ int error;
+
+ if (!suspend_ops)
+ return -ENOSYS;
+
+ if (suspend_ops->set_target) {
+ error = suspend_ops->set_target(state);
+ if (error)
+ return error;
+ }
+ suspend_console();
+ error = device_suspend(PMSG_SUSPEND);
+ if (error) {
+ printk(KERN_ERR "Some devices failed to suspend\n");
+ goto Resume_console;
+ }
+ if (suspend_ops->prepare) {
+ error = suspend_ops->prepare();
+ if (error)
+ goto Resume_devices;
+ }
+ error = disable_nonboot_cpus();
+ if (!error)
+ suspend_enter(state);
+
+ enable_nonboot_cpus();
+ if (suspend_ops->finish)
+ suspend_ops->finish();
+ Resume_devices:
+ device_resume();
+ Resume_console:
+ resume_console();
+ return error;
+}