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| author | Takashi Sakamoto <o-takashi@sakamocchi.jp> | 2015-06-14 05:49:32 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-06-15 13:37:07 +0200 |
| commit | 05773792716e5a75b0f4bf4edcdc1e9c3b199ab8 (patch) | |
| tree | 181e932e401049fb83ee1a086758e1e0af0d070d /sound/firewire | |
| parent | ALSA: bebob: obsolete string literal expression for clock source (diff) | |
| download | linux-05773792716e5a75b0f4bf4edcdc1e9c3b199ab8.tar.xz linux-05773792716e5a75b0f4bf4edcdc1e9c3b199ab8.zip | |
ALSA: bebob: add SYT-Match support
In previous commits, this driver can detect the source of clock as mush
as possible. SYT-Match mode is also available.
This commit purge the restriction.
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire')
| -rw-r--r-- | sound/firewire/bebob/bebob_pcm.c | 5 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_stream.c | 20 |
2 files changed, 18 insertions, 7 deletions
diff --git a/sound/firewire/bebob/bebob_pcm.c b/sound/firewire/bebob/bebob_pcm.c index e3f65a0698c7..e0a6b065952f 100644 --- a/sound/firewire/bebob/bebob_pcm.c +++ b/sound/firewire/bebob/bebob_pcm.c @@ -171,11 +171,6 @@ pcm_open(struct snd_pcm_substream *substream) err = snd_bebob_stream_get_clock_src(bebob, &src); if (err < 0) goto err_locked; - /* SYT-Match is not supported. */ - if (src == SND_BEBOB_CLOCK_TYPE_SYT) { - err = -EBUSY; - goto err_locked; - } /* * When source of clock is internal or any PCM stream are running, diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c index c8af8ffe2d53..5335c300728c 100644 --- a/sound/firewire/bebob/bebob_stream.c +++ b/sound/firewire/bebob/bebob_stream.c @@ -474,8 +474,24 @@ destroy_both_connections(struct snd_bebob *bebob) static int get_sync_mode(struct snd_bebob *bebob, enum cip_flags *sync_mode) { - /* currently this module doesn't support SYT-Match mode */ - *sync_mode = CIP_SYNC_TO_DEVICE; + enum snd_bebob_clock_type src; + int err; + + err = snd_bebob_stream_get_clock_src(bebob, &src); + if (err < 0) + return err; + + switch (src) { + case SND_BEBOB_CLOCK_TYPE_INTERNAL: + case SND_BEBOB_CLOCK_TYPE_EXTERNAL: + *sync_mode = CIP_SYNC_TO_DEVICE; + break; + default: + case SND_BEBOB_CLOCK_TYPE_SYT: + *sync_mode = 0; + break; + } + return 0; } |