diff options
Diffstat (limited to 'sound/pci/pcxhr/pcxhr.c')
| -rw-r--r-- | sound/pci/pcxhr/pcxhr.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/sound/pci/pcxhr/pcxhr.c b/sound/pci/pcxhr/pcxhr.c index d97413484ae..f7f6a687f03 100644 --- a/sound/pci/pcxhr/pcxhr.c +++ b/sound/pci/pcxhr/pcxhr.c @@ -638,22 +638,22 @@ static void pcxhr_trigger_tasklet(unsigned long arg) static int pcxhr_trigger(struct snd_pcm_substream *subs, int cmd) { struct pcxhr_stream *stream; - struct list_head *pos; struct snd_pcm_substream *s; - int i; switch (cmd) { case SNDRV_PCM_TRIGGER_START: snd_printdd("SNDRV_PCM_TRIGGER_START\n"); - i = 0; - snd_pcm_group_for_each(pos, subs) { - s = snd_pcm_group_substream_entry(pos); - stream = s->runtime->private_data; - stream->status = PCXHR_STREAM_STATUS_SCHEDULE_RUN; - snd_pcm_trigger_done(s, subs); - i++; - } - if (i==1) { + if (snd_pcm_stream_linked(subs)) { + struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); + snd_pcm_group_for_each_entry(s, subs) { + stream = s->runtime->private_data; + stream->status = + PCXHR_STREAM_STATUS_SCHEDULE_RUN; + snd_pcm_trigger_done(s, subs); + } + tasklet_hi_schedule(&chip->mgr->trigger_taskq); + } else { + stream = subs->runtime->private_data; snd_printdd("Only one Substream %c %d\n", stream->pipe->is_capture ? 'C' : 'P', stream->pipe->first_audio); @@ -665,15 +665,11 @@ static int pcxhr_trigger(struct snd_pcm_substream *subs, int cmd) if (pcxhr_set_stream_state(stream)) return -EINVAL; stream->status = PCXHR_STREAM_STATUS_RUNNING; - } else { - struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); - tasklet_hi_schedule(&chip->mgr->trigger_taskq); } break; case SNDRV_PCM_TRIGGER_STOP: snd_printdd("SNDRV_PCM_TRIGGER_STOP\n"); - snd_pcm_group_for_each(pos, subs) { - s = snd_pcm_group_substream_entry(pos); + snd_pcm_group_for_each_entry(s, subs) { stream = s->runtime->private_data; stream->status = PCXHR_STREAM_STATUS_SCHEDULE_STOP; if (pcxhr_set_stream_state(stream)) |