Commit c495a4a3 authored by Takashi Sakamoto's avatar Takashi Sakamoto Committed by Takashi Iwai

ALSA: bebob: Add a quirk of data blocks for MIDI messages for some M-Audio devices

The firmwares for M-Audio Firewire 410/1814 and ProjectMix I/O has a quirk to
ignore MIDI messages in data blocks more than 8. This commit uses a flag which
Fireworks uses for a similar quirk.
Signed-off-by: default avatarTakashi Sakamoto <>
Signed-off-by: default avatarTakashi Iwai <>
parent 9d59124c
......@@ -472,6 +472,13 @@ int snd_bebob_stream_init_duplex(struct snd_bebob *bebob)
* The firmware for these devices ignore MIDI messages in more than
* first 8 data blocks of an received AMDTP packet.
if (bebob->spec == &maudio_fw410_spec ||
bebob->spec == &maudio_special_spec)
bebob->rx_stream.rx_blocks_for_midi = 8;
return err;
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