diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-11-20 12:19:13 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-11-21 10:38:39 +0900 |
| commit | 3ccdf5bbdf5f2488e4a36692d055ba9c43ae6717 (patch) | |
| tree | 0bb790b03a3e41e607d3da9504da1248f33de485 | |
| parent | 982b604bc56a3da874e489051fc7adb49b1eba65 (diff) | |
ASoC: kirkwood-i2s: more pause-mode fixes
Don't even momentarily set the pause status when starting the channel;
if we do, we should check the busy bit to ensure that we comply with
the spec. In any case, it isn't necessary; we will not active on a
START event so there is no need to pause the DMA.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
| -rw-r--r-- | sound/soc/kirkwood/kirkwood-i2s.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/sound/soc/kirkwood/kirkwood-i2s.c b/sound/soc/kirkwood/kirkwood-i2s.c index 826306dfb72b..1d5db484d2df 100644 --- a/sound/soc/kirkwood/kirkwood-i2s.c +++ b/sound/soc/kirkwood/kirkwood-i2s.c @@ -205,10 +205,6 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream, switch (cmd) { case SNDRV_PCM_TRIGGER_START: - /* stop audio, enable interrupts */ - ctl |= KIRKWOOD_PLAYCTL_PAUSE; - writel(ctl, priv->io + KIRKWOOD_PLAYCTL); - value = readl(priv->io + KIRKWOOD_INT_MASK); value |= KIRKWOOD_INT_CAUSE_PLAY_BYTES; writel(value, priv->io + KIRKWOOD_INT_MASK); @@ -269,11 +265,6 @@ static int kirkwood_i2s_rec_trigger(struct snd_pcm_substream *substream, switch (cmd) { case SNDRV_PCM_TRIGGER_START: - /* stop audio, enable interrupts */ - value = readl(priv->io + KIRKWOOD_RECCTL); - value |= KIRKWOOD_RECCTL_PAUSE; - writel(value, priv->io + KIRKWOOD_RECCTL); - value = readl(priv->io + KIRKWOOD_INT_MASK); value |= KIRKWOOD_INT_CAUSE_REC_BYTES; writel(value, priv->io + KIRKWOOD_INT_MASK); |