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ASoC: Samsung: I2S: Flush FIFO after stop

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Flush the FIFO while stopping the channel rather than starting.
This saves time during stream start and keeps the FIFOs clean
when the channel is idling.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Jassi Brar 2010-12-20 11:05:47 +09:00 • committed by Mark Brown
parent 6ce534aac2
commit 775bc97131
1 changed files with 5 additions and 5 deletions
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10
sound/soc/samsung/i2s.c
View file

@ -843,11 +843,6 @@ static int i2s_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
local_irq_save(flags);
if (capture)
i2s_fifo(i2s, FIC_RXFLUSH);
else
i2s_fifo(i2s, FIC_TXFLUSH);
if (config_setup(i2s)) {
local_irq_restore(flags);
return -EINVAL;
@ -870,6 +865,11 @@ static int i2s_trigger(struct snd_pcm_substream *substream,
else
i2s_txctrl(i2s, 0);
if (capture)
i2s_fifo(i2s, FIC_RXFLUSH);
else
i2s_fifo(i2s, FIC_TXFLUSH);
local_irq_restore(flags);
break;
}