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ALSA: bebob: register the size of PCM period to AMDTP domain

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This commit is a preparation to share the size of PCM period between
PCM substreams on AMDTP streams in the same domain. At this time,
the size of PCM period in PCM substream which starts AMDTP streams in the
same domain is recorded.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20191007110532.30270-3-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Sakamoto
2019-10-07 20:05:17 +09:00
committed by Takashi Iwai
parent d68c3123ba
commit 8737209fe4
4 changed files with 16 additions and 4 deletions
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2
sound/firewire/bebob/bebob_midi.c
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@@ -17,7 +17,7 @@ static int midi_open(struct snd_rawmidi_substream *substream)
return err;
mutex_lock(&bebob->mutex);
err = snd_bebob_stream_reserve_duplex(bebob, 0);
err = snd_bebob_stream_reserve_duplex(bebob, 0, 0);
if (err >= 0) {
++bebob->substreams_counter;
err = snd_bebob_stream_start_duplex(bebob);