diff --git a/sound/firewire/fireworks/fireworks.c b/sound/firewire/fireworks/fireworks.c
index 2682e7e3e5c98511e8bd26fddf452427f1e83a6a..c670db4eee70d42c91db2904354bf391267c22ef 100644
--- a/sound/firewire/fireworks/fireworks.c
+++ b/sound/firewire/fireworks/fireworks.c
@@ -248,6 +248,8 @@ efw_probe(struct fw_unit *unit,
 	err = get_hardware_info(efw);
 	if (err < 0)
 		goto error;
+	if (entry->model_id == MODEL_ECHO_AUDIOFIRE_2)
+		efw->is_af2 = true;
 	if (entry->model_id == MODEL_ECHO_AUDIOFIRE_9)
 		efw->is_af9 = true;
 
diff --git a/sound/firewire/fireworks/fireworks.h b/sound/firewire/fireworks/fireworks.h
index 4f0201a95222a2502ec438199fe9e78cad33b647..c33252b7bc847501c4fc2c7b2c18d07a9ec18898 100644
--- a/sound/firewire/fireworks/fireworks.h
+++ b/sound/firewire/fireworks/fireworks.h
@@ -70,6 +70,7 @@ struct snd_efw {
 	bool resp_addr_changable;
 
 	/* for quirks */
+	bool is_af2;
 	bool is_af9;
 	u32 firmware_version;
 
diff --git a/sound/firewire/fireworks/fireworks_stream.c b/sound/firewire/fireworks/fireworks_stream.c
index c55db1bddc80a0ceab4997279643f73840943cef..a0762dd6231e6080eb9ab86343c413db0bd64492 100644
--- a/sound/firewire/fireworks/fireworks_stream.c
+++ b/sound/firewire/fireworks/fireworks_stream.c
@@ -172,6 +172,9 @@ int snd_efw_stream_init_duplex(struct snd_efw *efw)
 	efw->tx_stream.flags |= CIP_DBC_IS_END_EVENT;
 	/* Fireworks reset dbc at bus reset. */
 	efw->tx_stream.flags |= CIP_SKIP_DBC_ZERO_CHECK;
+	/* AudioFire2 starts packets with non-zero dbc. */
+	if (efw->is_af2)
+		efw->tx_stream.flags |= CIP_SKIP_INIT_DBC_CHECK;
 	/* AudioFire9 always reports wrong dbs. */
 	if (efw->is_af9)
 		efw->tx_stream.flags |= CIP_WRONG_DBS;