Index: uspace/lib/drv/include/audio_pcm_iface.h
===================================================================
--- uspace/lib/drv/include/audio_pcm_iface.h	(revision 301032a87023b80a020de82584ef102eae4ad415)
+++ uspace/lib/drv/include/audio_pcm_iface.h	(revision 8e77b60eb9a6d9795e56ef452732a0eb498ca046)
@@ -98,4 +98,5 @@
 int audio_pcm_start_playback(audio_pcm_sess_t *,
     unsigned, unsigned, pcm_sample_format_t);
+int audio_pcm_stop_playback_immediate(audio_pcm_sess_t *);
 int audio_pcm_stop_playback(audio_pcm_sess_t *);
 
@@ -106,4 +107,5 @@
 int audio_pcm_start_capture(audio_pcm_sess_t *,
     unsigned, unsigned, pcm_sample_format_t);
+int audio_pcm_stop_capture_immediate(audio_pcm_sess_t *);
 int audio_pcm_stop_capture(audio_pcm_sess_t *);