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authorarnaud.patard@rtp-net.org <arnaud.patard@rtp-net.org>2010-07-11 23:28:32 +0200
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-07-13 12:37:09 +0100
commitb424ec953344e0ea612a8cc2d8e59742a0273ac1 (patch)
treed2226c98e83c647e4b0c5a92e41e7779e1118553 /sound/soc/kirkwood
parentdfe4c93627c4a1a7fb7e30b15e31f4ccf3ca60f5 (diff)
ASoC: kirkwood-i2s: Handle mute/unmute playback/record
The controller has mute/unmute capability and some bootloader may mute them at boot. If it's not handled, all things will seem to be working but no sound will come out of the speaker/headphone. Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/kirkwood')
-rw-r--r--sound/soc/kirkwood/kirkwood-i2s.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/sound/soc/kirkwood/kirkwood-i2s.c b/sound/soc/kirkwood/kirkwood-i2s.c
index d80ea1ff7b0..981ffc2a13c 100644
--- a/sound/soc/kirkwood/kirkwood-i2s.c
+++ b/sound/soc/kirkwood/kirkwood-i2s.c
@@ -193,7 +193,8 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream,
/* configure audio & enable i2s playback */
value = readl(priv->io + KIRKWOOD_PLAYCTL);
value &= ~KIRKWOOD_PLAYCTL_BURST_MASK;
- value &= ~(KIRKWOOD_PLAYCTL_PAUSE|KIRKWOOD_PLAYCTL_SPDIF_EN);
+ value &= ~(KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE
+ | KIRKWOOD_PLAYCTL_SPDIF_EN);
if (priv->burst == 32)
value |= KIRKWOOD_PLAYCTL_BURST_32;
@@ -206,7 +207,7 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_STOP:
/* stop audio, disable interrupts */
value = readl(priv->io + KIRKWOOD_PLAYCTL);
- value |= KIRKWOOD_PLAYCTL_PAUSE;
+ value |= KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE;
writel(value, priv->io + KIRKWOOD_PLAYCTL);
value = readl(priv->io + KIRKWOOD_INT_MASK);
@@ -222,14 +223,14 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
case SNDRV_PCM_TRIGGER_SUSPEND:
value = readl(priv->io + KIRKWOOD_PLAYCTL);
- value |= KIRKWOOD_PLAYCTL_PAUSE;
+ value |= KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE;
writel(value, priv->io + KIRKWOOD_PLAYCTL);
break;
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
value = readl(priv->io + KIRKWOOD_PLAYCTL);
- value &= ~KIRKWOOD_PLAYCTL_PAUSE;
+ value &= ~(KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE);
writel(value, priv->io + KIRKWOOD_PLAYCTL);
break;
@@ -262,7 +263,8 @@ static int kirkwood_i2s_rec_trigger(struct snd_pcm_substream *substream,
value = readl(priv->io + KIRKWOOD_RECCTL);
value &= ~KIRKWOOD_RECCTL_BURST_MASK;
value &= ~KIRKWOOD_RECCTL_MONO;
- value &= ~(KIRKWOOD_RECCTL_PAUSE | KIRKWOOD_RECCTL_SPDIF_EN);
+ value &= ~(KIRKWOOD_RECCTL_PAUSE | KIRKWOOD_RECCTL_MUTE
+ | KIRKWOOD_RECCTL_SPDIF_EN);
if (priv->burst == 32)
value |= KIRKWOOD_RECCTL_BURST_32;
@@ -276,7 +278,7 @@ static int kirkwood_i2s_rec_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_STOP:
/* stop audio, disable interrupts */
value = readl(priv->io + KIRKWOOD_RECCTL);
- value |= KIRKWOOD_RECCTL_PAUSE;
+ value |= KIRKWOOD_RECCTL_PAUSE | KIRKWOOD_RECCTL_MUTE;
writel(value, priv->io + KIRKWOOD_RECCTL);
value = readl(priv->io + KIRKWOOD_INT_MASK);
@@ -292,14 +294,14 @@ static int kirkwood_i2s_rec_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
case SNDRV_PCM_TRIGGER_SUSPEND:
value = readl(priv->io + KIRKWOOD_RECCTL);
- value |= KIRKWOOD_RECCTL_PAUSE;
+ value |= KIRKWOOD_RECCTL_PAUSE | KIRKWOOD_RECCTL_MUTE;
writel(value, priv->io + KIRKWOOD_RECCTL);
break;
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
value = readl(priv->io + KIRKWOOD_RECCTL);
- value &= ~KIRKWOOD_RECCTL_PAUSE;
+ value &= ~(KIRKWOOD_RECCTL_PAUSE | KIRKWOOD_RECCTL_MUTE);
writel(value, priv->io + KIRKWOOD_RECCTL);
break;