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 <[email protected]> Signed-off-by: Mark Brown <[email protected]>
cbmeeks · Nov 21, 2012 · 3ccdf5b · 3ccdf5b
1 parent 982b604
commit 3ccdf5b
Showing 1 changed file with 0 additions and 9 deletions.
diff --git 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);