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| author | Takashi Sakamoto <o-takashi@sakamocchi.jp> | 2014-04-25 15:45:28 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-05-26 14:32:46 +0200 |
| commit | c495a4a36e763de3eb164280fd7445f1bf666a52 (patch) | |
| tree | b9b8deffafc719cdbccac3ee9ca7e5a6e501931e /sound/firewire/bebob | |
| parent | ALSA: bebob/firewire-lib: Add a quirk of wrong dbc in empty packet for M-Audi... (diff) | |
| download | linux-c495a4a36e763de3eb164280fd7445f1bf666a52.tar.xz linux-c495a4a36e763de3eb164280fd7445f1bf666a52.zip | |
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: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire/bebob')
| -rw-r--r-- | sound/firewire/bebob/bebob_stream.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c index 3e74d9b1e357..452e93684e49 100644 --- a/sound/firewire/bebob/bebob_stream.c +++ b/sound/firewire/bebob/bebob_stream.c @@ -472,6 +472,13 @@ int snd_bebob_stream_init_duplex(struct snd_bebob *bebob) amdtp_stream_destroy(&bebob->rx_stream); destroy_both_connections(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; end: return err; } |