ALSA: fireworks/firewire-lib: Add a quirk for empty packet with TAG0
Fireworks has a quirk to transmit empty packets with TAG0. This commit
adds handling this quirk for full duplex stream synchronization.
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/firewire/fireworks/fireworks_stream.c b/sound/firewire/fireworks/fireworks_stream.c
index ec62aa6..360e871 100644
--- a/sound/firewire/fireworks/fireworks_stream.c
+++ b/sound/firewire/fireworks/fireworks_stream.c
@@ -194,6 +194,8 @@
err = init_stream(efw, &efw->tx_stream);
if (err < 0)
goto end;
+ /* Fireworks transmits NODATA packets with TAG0. */
+ efw->tx_stream.flags |= CIP_EMPTY_WITH_TAG0;
err = init_stream(efw, &efw->rx_stream);
if (err < 0) {