Gitweb: http://git.kernel.org/linus/5b2474425ed2a625b75dcd8d648701e473b7d764
Commit: 5b2474425ed2a625b75dcd8d648701e473b7d764
Parent: 111f6fbeb73fc350fe3a08c4ecd0ccdf3e13bef0
Author: Philipp Zabel <philipp.zabel@gmail.com>
AuthorDate: Tue Feb 3 17:19:40 2009 +0100
Committer: Mark Brown <broonie@opensource.wolfsonmicro.com>
CommitDate: Wed Feb 4 13:15:15 2009 +0000
ASoC: uda1380: split set_dai_fmt into _both, _playback and _capture variants
This patch splits set_dai_fmt into three variants (single interface,
dual interface playback only, dual interface capture only) so that
data input and output formats can be configured separately for dual
interface setups.
Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Tested-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---
sound/soc/codecs/uda1380.c | 68 +++++++++++++++++++++++++++++++++++++++----
1 files changed, 61 insertions(+), 7 deletions(-)
diff --git a/sound/soc/codecs/uda1380.c b/sound/soc/codecs/uda1380.c
index 6e4a177..5242b81 100644
--- a/sound/soc/codecs/uda1380.c
+++ b/sound/soc/codecs/uda1380.c
@@ -356,7 +356,7 @@ static int uda1380_add_widgets(struct snd_soc_codec *codec)
return 0;
}
-static int uda1380_set_dai_fmt(struct snd_soc_dai *codec_dai,
+static int uda1380_set_dai_fmt_both(struct snd_soc_dai *codec_dai,
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
@@ -366,16 +366,70 @@ static int uda1380_set_dai_fmt(struct snd_soc_dai *codec_dai,
iface = uda1380_read_reg_cache(codec, UDA1380_IFACE);
iface &= ~(R01_SFORI_MASK | R01_SIM | R01_SFORO_MASK);
- /* FIXME: how to select I2S for DATAO and MSB for DATAI correctly? */
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
iface |= R01_SFORI_I2S | R01_SFORO_I2S;
break;
case SND_SOC_DAIFMT_LSB:
- iface |= R01_SFORI_LSB16 | R01_SFORO_I2S;
+ iface |= R01_SFORI_LSB16 | R01_SFORO_LSB16;
break;
case SND_SOC_DAIFMT_MSB:
- iface |= R01_SFORI_MSB | R01_SFORO_I2S;
+ iface |= R01_SFORI_MSB | R01_SFORO_MSB;
+ }
+
+ if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) == SND_SOC_DAIFMT_CBM_CFM)
+ iface |= R01_SIM;
+
+ uda1380_write(codec, UDA1380_IFACE, iface);
+
+ return 0;
+}
+
+static int uda1380_set_dai_fmt_playback(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ int iface;
+
+ /* set up DAI based upon fmt */
+ iface = uda1380_read_reg_cache(codec, UDA1380_IFACE);
+ iface &= ~R01_SFORI_MASK;
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ iface |= R01_SFORI_I2S;
+ break;
+ case SND_SOC_DAIFMT_LSB:
+ iface |= R01_SFORI_LSB16;
+ break;
+ case SND_SOC_DAIFMT_MSB:
+ iface |= R01_SFORI_MSB;
+ }
+
+ uda1380_write(codec, UDA1380_IFACE, iface);
+
+ return 0;
+}
+
+static int uda1380_set_dai_fmt_capture(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ int iface;
+
+ /* set up DAI based upon fmt */
+ iface = uda1380_read_reg_cache(codec, UDA1380_IFACE);
+ iface &= ~(R01_SIM | R01_SFORO_MASK);
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ iface |= R01_SFORO_I2S;
+ break;
+ case SND_SOC_DAIFMT_LSB:
+ iface |= R01_SFORO_LSB16;
+ break;
+ case SND_SOC_DAIFMT_MSB:
+ iface |= R01_SFORO_MSB;
}
if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) == SND_SOC_DAIFMT_CBM_CFM)
@@ -549,7 +603,7 @@ struct snd_soc_dai uda1380_dai[] = {
.shutdown = uda1380_pcm_shutdown,
.prepare = uda1380_pcm_prepare,
.digital_mute = uda1380_mute,
- .set_fmt = uda1380_set_dai_fmt,
+ .set_fmt = uda1380_set_dai_fmt_both,
},
},
{ /* playback only - dual interface */
@@ -566,7 +620,7 @@ struct snd_soc_dai uda1380_dai[] = {
.shutdown = uda1380_pcm_shutdown,
.prepare = uda1380_pcm_prepare,
.digital_mute = uda1380_mute,
- .set_fmt = uda1380_set_dai_fmt,
+ .set_fmt = uda1380_set_dai_fmt_playback,
},
},
{ /* capture only - dual interface*/
@@ -582,7 +636,7 @@ struct snd_soc_dai uda1380_dai[] = {
.hw_params = uda1380_pcm_hw_params,
.shutdown = uda1380_pcm_shutdown,
.prepare = uda1380_pcm_prepare,
- .set_fmt = uda1380_set_dai_fmt,
+ .set_fmt = uda1380_set_dai_fmt_capture,
},
},
};
--
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