diff --git a/sound/firewire/tascam/tascam-transaction.c b/sound/firewire/tascam/tascam-transaction.c
index 6b74fb5e5fd7..1c9a88be55c8 100644
--- a/sound/firewire/tascam/tascam-transaction.c
+++ b/sound/firewire/tascam/tascam-transaction.c
@@ -252,6 +252,14 @@ int snd_tscm_transaction_reregister(struct snd_tscm *tscm)
 	return snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,
 				  TSCM_ADDR_BASE + TSCM_OFFSET_MIDI_TX_ON,
 				  &reg, sizeof(reg), 0);
+	if (err < 0)
+		return err;
+
+	/* Turn on FireWire LED. */
+	reg = cpu_to_be32(0x0001008e);
+	return snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,
+				  TSCM_ADDR_BASE + TSCM_OFFSET_LED_POWER,
+				  &reg, sizeof(reg), 0);
 }
 
 void snd_tscm_transaction_unregister(struct snd_tscm *tscm)
@@ -259,6 +267,12 @@ void snd_tscm_transaction_unregister(struct snd_tscm *tscm)
 	__be32 reg;
 	unsigned int i;
 
+	/* Turn off FireWire LED. */
+	reg = cpu_to_be32(0x0000008e);
+	snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,
+			   TSCM_ADDR_BASE + TSCM_OFFSET_LED_POWER,
+			   &reg, sizeof(reg), 0);
+
 	/* Turn off messaging. */
 	reg = cpu_to_be32(0x00000000);
 	snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,
diff --git a/sound/firewire/tascam/tascam.h b/sound/firewire/tascam/tascam.h
index b86bb7f4f01d..2d028d2bd3bd 100644
--- a/sound/firewire/tascam/tascam.h
+++ b/sound/firewire/tascam/tascam.h
@@ -101,6 +101,8 @@ struct snd_tscm {
 #define TSCM_OFFSET_MIDI_TX_ADDR_HI	0x0304
 #define TSCM_OFFSET_MIDI_TX_ADDR_LO	0x0308
 
+#define TSCM_OFFSET_LED_POWER		0x0404
+
 #define TSCM_OFFSET_MIDI_RX_QUAD	0x4000
 
 enum snd_tscm_clock {