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| author | Takashi Sakamoto <o-takashi@sakamocchi.jp> | 2019-06-17 17:15:01 +0900 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-06-18 08:45:26 +0200 |
| commit | 18f26034be2711254adfa8923dfd263b50d4018a (patch) | |
| tree | e6a2e0a58d406ec4d9776aeb0ac9d9b4a21716f7 /sound/firewire/motu/motu-stream.c | |
| parent | 7bc93821a70adc621df443c8b7a4745023c36e7c (diff) | |
| download | linux-18f26034be2711254adfa8923dfd263b50d4018a.tar.bz2 | |
ALSA: firewire-motu: unify the count of subscriber for packet streaming
Two counters are used to maintain isochronous packet streaming for both
directions. However, like the other drivers, they can be replaced with
one counter. This commit unifies them.
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire/motu/motu-stream.c')
| -rw-r--r-- | sound/firewire/motu/motu-stream.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/sound/firewire/motu/motu-stream.c b/sound/firewire/motu/motu-stream.c index 73e7a5e527fc..c136d7f8c49c 100644 --- a/sound/firewire/motu/motu-stream.c +++ b/sound/firewire/motu/motu-stream.c @@ -207,7 +207,7 @@ int snd_motu_stream_start_duplex(struct snd_motu *motu, unsigned int rate) unsigned int curr_rate; int err = 0; - if (motu->capture_substreams == 0 && motu->playback_substreams == 0) + if (motu->substreams_counter == 0) return 0; /* Some packet queueing errors. */ @@ -271,8 +271,7 @@ int snd_motu_stream_start_duplex(struct snd_motu *motu, unsigned int rate) } } - if (!amdtp_stream_running(&motu->tx_stream) && - motu->capture_substreams > 0) { + if (!amdtp_stream_running(&motu->tx_stream)) { err = start_isoc_ctx(motu, &motu->tx_stream); if (err < 0) { dev_err(&motu->unit->device, @@ -291,15 +290,12 @@ stop_streams: void snd_motu_stream_stop_duplex(struct snd_motu *motu) { - if (motu->capture_substreams == 0) { + if (motu->substreams_counter == 0) { if (amdtp_stream_running(&motu->tx_stream)) stop_isoc_ctx(motu, &motu->tx_stream); - if (motu->playback_substreams == 0) { - if (amdtp_stream_running(&motu->rx_stream)) - stop_isoc_ctx(motu, &motu->rx_stream); - stop_both_streams(motu); - } + if (amdtp_stream_running(&motu->rx_stream)) + stop_isoc_ctx(motu, &motu->rx_stream); } } @@ -372,8 +368,7 @@ void snd_motu_stream_destroy_duplex(struct snd_motu *motu) destroy_stream(motu, AMDTP_IN_STREAM); destroy_stream(motu, AMDTP_OUT_STREAM); - motu->playback_substreams = 0; - motu->capture_substreams = 0; + motu->substreams_counter = 0; } static void motu_lock_changed(struct snd_motu *motu) |