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ASoC: kirkwood: provide KIRKWOOD_PLAYCTL_ENABLE_MASK 

Provide a helper macro which includes the sum of all enable bits in
the playback control register.  This simplifies the code a little.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Russell King 2013-08-04 20:26:03 +01:00 committed by Mark Brown
parent af64d7341a
commit db43b16fa0
2 changed files with 8 additions and 7 deletions
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10
sound/soc/kirkwood/kirkwood-i2s.c
View File

@ -198,8 +198,7 @@ static int kirkwood_i2s_hw_params(struct snd_pcm_substream *substream,
ctl_play |= KIRKWOOD_PLAYCTL_MONO_OFF;
priv->ctl_play &= ~(KIRKWOOD_PLAYCTL_MONO_MASK |
KIRKWOOD_PLAYCTL_I2S_EN |
KIRKWOOD_PLAYCTL_SPDIF_EN |
KIRKWOOD_PLAYCTL_ENABLE_MASK |
KIRKWOOD_PLAYCTL_SIZE_MASK);
priv->ctl_play |= ctl_play;
} else {
@ -243,8 +242,7 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_START:
/* configure */
ctl = priv->ctl_play;
value = ctl & ~(KIRKWOOD_PLAYCTL_I2S_EN |
KIRKWOOD_PLAYCTL_SPDIF_EN);
value = ctl & ~KIRKWOOD_PLAYCTL_ENABLE_MASK;
writel(value, priv->io + KIRKWOOD_PLAYCTL);
/* enable interrupts */
@ -266,7 +264,7 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream,
writel(value, priv->io + KIRKWOOD_INT_MASK);
/* disable all playbacks */
ctl &= ~(KIRKWOOD_PLAYCTL_I2S_EN | KIRKWOOD_PLAYCTL_SPDIF_EN);
ctl &= ~KIRKWOOD_PLAYCTL_ENABLE_MASK;
writel(ctl, priv->io + KIRKWOOD_PLAYCTL);
break;
@ -386,7 +384,7 @@ static int kirkwood_i2s_probe(struct snd_soc_dai *dai)
/* disable playback/record */
value = readl(priv->io + KIRKWOOD_PLAYCTL);
value &= ~(KIRKWOOD_PLAYCTL_I2S_EN|KIRKWOOD_PLAYCTL_SPDIF_EN);
value &= ~KIRKWOOD_PLAYCTL_ENABLE_MASK;
writel(value, priv->io + KIRKWOOD_PLAYCTL);
value = readl(priv->io + KIRKWOOD_RECCTL);

5
sound/soc/kirkwood/kirkwood.h
View File

@ -54,7 +54,7 @@
#define KIRKWOOD_PLAYCTL_MONO_OFF (0<<5)
#define KIRKWOOD_PLAYCTL_I2S_MUTE (1<<7)
#define KIRKWOOD_PLAYCTL_SPDIF_EN (1<<4)
#define KIRKWOOD_PLAYCTL_I2S_EN (1<<3)
#define KIRKWOOD_PLAYCTL_I2S_EN (1<<3)
#define KIRKWOOD_PLAYCTL_SIZE_MASK (7<<0)
#define KIRKWOOD_PLAYCTL_SIZE_16 (7<<0)
#define KIRKWOOD_PLAYCTL_SIZE_16_C (3<<0)
@ -62,6 +62,9 @@
#define KIRKWOOD_PLAYCTL_SIZE_24 (1<<0)
#define KIRKWOOD_PLAYCTL_SIZE_32 (0<<0)
#define KIRKWOOD_PLAYCTL_ENABLE_MASK (KIRKWOOD_PLAYCTL_SPDIF_EN | \
KIRKWOOD_PLAYCTL_I2S_EN)
#define KIRKWOOD_PLAY_BUF_ADDR 0x1104
#define KIRKWOOD_PLAY_BUF_SIZE 0x1108
#define KIRKWOOD_PLAY_BYTE_COUNT 0x110C