diff --git a/sound/firewire/amdtp-am824.c b/sound/firewire/amdtp-am824.c
index 5d99a9921d501..540a101661e29 100644
--- a/sound/firewire/amdtp-am824.c
+++ b/sound/firewire/amdtp-am824.c
@@ -100,6 +100,24 @@ int amdtp_am824_add_pcm_hw_constraints(struct amdtp_stream *s,
 }
 EXPORT_SYMBOL_GPL(amdtp_am824_add_pcm_hw_constraints);
 
+/**
+ * amdtp_am824_midi_trigger - start/stop playback/capture with a MIDI device
+ * @s: the AMDTP stream
+ * @port: index of MIDI port
+ * @midi: the MIDI device to be started, or %NULL to stop the current device
+ *
+ * Call this function on a running isochronous stream to enable the actual
+ * transmission of MIDI data.  This function should be called from the MIDI
+ * device's .trigger callback.
+ */
+void amdtp_am824_midi_trigger(struct amdtp_stream *s, unsigned int port,
+			      struct snd_rawmidi_substream *midi)
+{
+	if (port < s->midi_ports)
+		ACCESS_ONCE(s->midi[port]) = midi;
+}
+EXPORT_SYMBOL_GPL(amdtp_am824_midi_trigger);
+
 /**
  * amdtp_am824_init - initialize an AMDTP stream structure to handle AM824
  *		      data block
diff --git a/sound/firewire/amdtp-am824.h b/sound/firewire/amdtp-am824.h
index 7c21e9972fad1..65e6093a44609 100644
--- a/sound/firewire/amdtp-am824.h
+++ b/sound/firewire/amdtp-am824.h
@@ -2,6 +2,7 @@
 #define SOUND_FIREWIRE_AMDTP_AM824_H_INCLUDED
 
 #include <sound/pcm.h>
+#include <sound/rawmidi.h>
 
 #include "amdtp-stream.h"
 
@@ -19,6 +20,9 @@ void amdtp_am824_set_midi_position(struct amdtp_stream *s,
 int amdtp_am824_add_pcm_hw_constraints(struct amdtp_stream *s,
 				       struct snd_pcm_runtime *runtime);
 
+void amdtp_am824_midi_trigger(struct amdtp_stream *s, unsigned int port,
+			      struct snd_rawmidi_substream *midi);
+
 int amdtp_am824_init(struct amdtp_stream *s, struct fw_unit *unit,
 		     enum amdtp_stream_direction dir, enum cip_flags flags);
 #endif
diff --git a/sound/firewire/amdtp-stream.h b/sound/firewire/amdtp-stream.h
index d915940a14c96..984f02ac2aed7 100644
--- a/sound/firewire/amdtp-stream.h
+++ b/sound/firewire/amdtp-stream.h
@@ -248,24 +248,6 @@ static inline void amdtp_stream_pcm_trigger(struct amdtp_stream *s,
 	ACCESS_ONCE(s->pcm) = pcm;
 }
 
-/**
- * amdtp_stream_midi_trigger - start/stop playback/capture with a MIDI device
- * @s: the AMDTP stream
- * @port: index of MIDI port
- * @midi: the MIDI device to be started, or %NULL to stop the current device
- *
- * Call this function on a running isochronous stream to enable the actual
- * transmission of MIDI data.  This function should be called from the MIDI
- * device's .trigger callback.
- */
-static inline void amdtp_stream_midi_trigger(struct amdtp_stream *s,
-					     unsigned int port,
-					     struct snd_rawmidi_substream *midi)
-{
-	if (port < s->midi_ports)
-		ACCESS_ONCE(s->midi[port]) = midi;
-}
-
 static inline bool cip_sfc_is_base_44100(enum cip_sfc sfc)
 {
 	return sfc & 1;
diff --git a/sound/firewire/bebob/bebob_midi.c b/sound/firewire/bebob/bebob_midi.c
index 5681143925cda..90d95be499b07 100644
--- a/sound/firewire/bebob/bebob_midi.c
+++ b/sound/firewire/bebob/bebob_midi.c
@@ -72,11 +72,11 @@ static void midi_capture_trigger(struct snd_rawmidi_substream *substrm, int up)
 	spin_lock_irqsave(&bebob->lock, flags);
 
 	if (up)
-		amdtp_stream_midi_trigger(&bebob->tx_stream,
-					  substrm->number, substrm);
+		amdtp_am824_midi_trigger(&bebob->tx_stream,
+					 substrm->number, substrm);
 	else
-		amdtp_stream_midi_trigger(&bebob->tx_stream,
-					  substrm->number, NULL);
+		amdtp_am824_midi_trigger(&bebob->tx_stream,
+					 substrm->number, NULL);
 
 	spin_unlock_irqrestore(&bebob->lock, flags);
 }
@@ -89,11 +89,11 @@ static void midi_playback_trigger(struct snd_rawmidi_substream *substrm, int up)
 	spin_lock_irqsave(&bebob->lock, flags);
 
 	if (up)
-		amdtp_stream_midi_trigger(&bebob->rx_stream,
-					  substrm->number, substrm);
+		amdtp_am824_midi_trigger(&bebob->rx_stream,
+					 substrm->number, substrm);
 	else
-		amdtp_stream_midi_trigger(&bebob->rx_stream,
-					  substrm->number, NULL);
+		amdtp_am824_midi_trigger(&bebob->rx_stream,
+					 substrm->number, NULL);
 
 	spin_unlock_irqrestore(&bebob->lock, flags);
 }
diff --git a/sound/firewire/dice/dice-midi.c b/sound/firewire/dice/dice-midi.c
index fe43ce791f845..151b09f240f28 100644
--- a/sound/firewire/dice/dice-midi.c
+++ b/sound/firewire/dice/dice-midi.c
@@ -52,10 +52,10 @@ static void midi_capture_trigger(struct snd_rawmidi_substream *substrm, int up)
 	spin_lock_irqsave(&dice->lock, flags);
 
 	if (up)
-		amdtp_stream_midi_trigger(&dice->tx_stream,
+		amdtp_am824_midi_trigger(&dice->tx_stream,
 					  substrm->number, substrm);
 	else
-		amdtp_stream_midi_trigger(&dice->tx_stream,
+		amdtp_am824_midi_trigger(&dice->tx_stream,
 					  substrm->number, NULL);
 
 	spin_unlock_irqrestore(&dice->lock, flags);
@@ -69,11 +69,11 @@ static void midi_playback_trigger(struct snd_rawmidi_substream *substrm, int up)
 	spin_lock_irqsave(&dice->lock, flags);
 
 	if (up)
-		amdtp_stream_midi_trigger(&dice->rx_stream,
-					  substrm->number, substrm);
+		amdtp_am824_midi_trigger(&dice->rx_stream,
+					 substrm->number, substrm);
 	else
-		amdtp_stream_midi_trigger(&dice->rx_stream,
-					  substrm->number, NULL);
+		amdtp_am824_midi_trigger(&dice->rx_stream,
+					 substrm->number, NULL);
 
 	spin_unlock_irqrestore(&dice->lock, flags);
 }
diff --git a/sound/firewire/fireworks/fireworks_midi.c b/sound/firewire/fireworks/fireworks_midi.c
index cf9c652604393..fba01bbba4564 100644
--- a/sound/firewire/fireworks/fireworks_midi.c
+++ b/sound/firewire/fireworks/fireworks_midi.c
@@ -73,10 +73,10 @@ static void midi_capture_trigger(struct snd_rawmidi_substream *substrm, int up)
 	spin_lock_irqsave(&efw->lock, flags);
 
 	if (up)
-		amdtp_stream_midi_trigger(&efw->tx_stream,
+		amdtp_am824_midi_trigger(&efw->tx_stream,
 					  substrm->number, substrm);
 	else
-		amdtp_stream_midi_trigger(&efw->tx_stream,
+		amdtp_am824_midi_trigger(&efw->tx_stream,
 					  substrm->number, NULL);
 
 	spin_unlock_irqrestore(&efw->lock, flags);
@@ -90,11 +90,11 @@ static void midi_playback_trigger(struct snd_rawmidi_substream *substrm, int up)
 	spin_lock_irqsave(&efw->lock, flags);
 
 	if (up)
-		amdtp_stream_midi_trigger(&efw->rx_stream,
-					  substrm->number, substrm);
+		amdtp_am824_midi_trigger(&efw->rx_stream,
+					 substrm->number, substrm);
 	else
-		amdtp_stream_midi_trigger(&efw->rx_stream,
-					  substrm->number, NULL);
+		amdtp_am824_midi_trigger(&efw->rx_stream,
+					 substrm->number, NULL);
 
 	spin_unlock_irqrestore(&efw->lock, flags);
 }
diff --git a/sound/firewire/oxfw/oxfw-midi.c b/sound/firewire/oxfw/oxfw-midi.c
index 540a303385169..37a86cf69cbfd 100644
--- a/sound/firewire/oxfw/oxfw-midi.c
+++ b/sound/firewire/oxfw/oxfw-midi.c
@@ -90,11 +90,11 @@ static void midi_capture_trigger(struct snd_rawmidi_substream *substrm, int up)
 	spin_lock_irqsave(&oxfw->lock, flags);
 
 	if (up)
-		amdtp_stream_midi_trigger(&oxfw->tx_stream,
-					  substrm->number, substrm);
+		amdtp_am824_midi_trigger(&oxfw->tx_stream,
+					 substrm->number, substrm);
 	else
-		amdtp_stream_midi_trigger(&oxfw->tx_stream,
-					  substrm->number, NULL);
+		amdtp_am824_midi_trigger(&oxfw->tx_stream,
+					 substrm->number, NULL);
 
 	spin_unlock_irqrestore(&oxfw->lock, flags);
 }
@@ -107,11 +107,11 @@ static void midi_playback_trigger(struct snd_rawmidi_substream *substrm, int up)
 	spin_lock_irqsave(&oxfw->lock, flags);
 
 	if (up)
-		amdtp_stream_midi_trigger(&oxfw->rx_stream,
-					  substrm->number, substrm);
+		amdtp_am824_midi_trigger(&oxfw->rx_stream,
+					 substrm->number, substrm);
 	else
-		amdtp_stream_midi_trigger(&oxfw->rx_stream,
-					  substrm->number, NULL);
+		amdtp_am824_midi_trigger(&oxfw->rx_stream,
+					 substrm->number, NULL);
 
 	spin_unlock_irqrestore(&oxfw->lock, flags);
 }