ALSA: hdac: couple the hda DMA stream in cleanup

A stream is by default in coupled mode, in DSP operation we move
it to decoupled mode. On cleanup HW expects that we leave it back
to default state so couple the DMA on cleanup.
Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/hda/ext/hdac_ext_stream.c

@@ -111,6 +111,7 @@ void snd_hdac_stream_free_all(struct hdac_ext_bus *ebus)
 	while (!list_empty(&bus->stream_list)) {
 		s = list_first_entry(&bus->stream_list, struct hdac_stream, list);
 		stream = stream_to_hdac_ext_stream(s);
+		snd_hdac_ext_stream_decouple(ebus, stream, false);
 		list_del(&s->list);
 		kfree(stream);
 	}