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ASoC/mpc5200: Improve printk debug output for trigger

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Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Grant Likely 2009-11-07 01:34:18 -07:00 committed by Mark Brown
parent d56b6eb6df
commit c487827475
2 changed files with 11 additions and 5 deletions
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15
sound/soc/fsl/mpc5200_dma.c
View file

@ -77,6 +77,7 @@ static irqreturn_t psc_dma_bcom_irq_tx(int irq, void *_psc_dma_stream)
bcom_retrieve_buffer(s->bcom_task, NULL, NULL);
s->period_current = (s->period_current+1) % s->runtime->periods;
s->period_count++;
psc_dma_bcom_enqueue_next_buffer(s);
}
@ -101,6 +102,7 @@ static irqreturn_t psc_dma_bcom_irq_rx(int irq, void *_psc_dma_stream)
bcom_retrieve_buffer(s->bcom_task, NULL, NULL);
s->period_current = (s->period_current+1) % s->runtime->periods;
s->period_count++;
psc_dma_bcom_enqueue_next_buffer(s);
}
@ -142,17 +144,17 @@ static int psc_dma_trigger(struct snd_pcm_substream *substream, int cmd)
else
s = &psc_dma->playback;
dev_dbg(psc_dma->dev, "psc_dma_trigger(substream=%p, cmd=%i)"
" stream_id=%i\n",
substream, cmd, substream->pstr->stream);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
dev_dbg(psc_dma->dev, "START: stream=%i fbits=%u ps=%u #p=%u\n",
substream->pstr->stream, runtime->frame_bits,
(int)runtime->period_size, runtime->periods);
s->period_bytes = frames_to_bytes(runtime,
runtime->period_size);
s->period_next = 0;
s->period_current = 0;
s->active = 1;
s->period_count = 0;
s->runtime = runtime;
/* Fill up the bestcomm bd queue and enable DMA.
@ -177,6 +179,8 @@ static int psc_dma_trigger(struct snd_pcm_substream *substream, int cmd)
break;
case SNDRV_PCM_TRIGGER_STOP:
dev_dbg(psc_dma->dev, "STOP: stream=%i periods_count=%i\n",
substream->pstr->stream, s->period_count);
s->active = 0;
spin_lock_irqsave(&psc_dma->lock, flags);
@ -190,7 +194,8 @@ static int psc_dma_trigger(struct snd_pcm_substream *substream, int cmd)
break;
default:
dev_dbg(psc_dma->dev, "invalid command\n");
dev_dbg(psc_dma->dev, "unhandled trigger: stream=%i cmd=%i\n",
substream->pstr->stream, cmd);
return -EINVAL;
}

1
sound/soc/fsl/mpc5200_dma.h
View file

@ -27,6 +27,7 @@ struct psc_dma_stream {
int period_next;
int period_current;
int period_bytes;
int period_count;
};
/**