Input: wistron - disable wifi/bluetooth on suspend

Try to save battery power by disabling wifi and bluetooth on suspend.
Signed-off-by: NMiloslav Trmac <mitr@volny.cz>
Signed-off-by: NDmitry Torokhov <dtor@mail.ru>

drivers/input/misc/wistron_btns.c

@@ -451,6 +451,12 @@ static int wistron_suspend(struct platform_device *dev, pm_message_t state)
 {
 	del_timer_sync(&poll_timer);
 
+	if (have_wifi)
+		bios_set_state(WIFI, 0);
+
+	if (have_bluetooth)
+		bios_set_state(BLUETOOTH, 0);
+
 	return 0;
 }