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ASoC: Manage WM8731 ACTIVE bit as a supply widget

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Now we have supply widgets there's no need to open code the handling of
the ACTIVE bit.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Tested-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Liam Girdwood <lrg@ti.com>
This commit is contained in:
Mark Brown 2011-07-04 10:27:51 -07:00
parent f1442bc1e9
commit 8a27bd9a33
1 changed files with 3 additions and 26 deletions
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29
sound/soc/codecs/wm8731.c
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@ -175,6 +175,7 @@ static const struct snd_kcontrol_new wm8731_input_mux_controls =
SOC_DAPM_ENUM("Input Select", wm8731_insel_enum); SOC_DAPM_ENUM("Input Select", wm8731_insel_enum);
static const struct snd_soc_dapm_widget wm8731_dapm_widgets[] = { static const struct snd_soc_dapm_widget wm8731_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("ACTIVE",WM8731_ACTIVE, 0, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("OSC", WM8731_PWR, 5, 1, NULL, 0), SND_SOC_DAPM_SUPPLY("OSC", WM8731_PWR, 5, 1, NULL, 0),
SND_SOC_DAPM_MIXER("Output Mixer", WM8731_PWR, 4, 1, SND_SOC_DAPM_MIXER("Output Mixer", WM8731_PWR, 4, 1,
&wm8731_output_mixer_controls[0], &wm8731_output_mixer_controls[0],
@ -204,6 +205,8 @@ static int wm8731_check_osc(struct snd_soc_dapm_widget *source,
static const struct snd_soc_dapm_route wm8731_intercon[] = { static const struct snd_soc_dapm_route wm8731_intercon[] = {
{"DAC", NULL, "OSC", wm8731_check_osc}, {"DAC", NULL, "OSC", wm8731_check_osc},
{"ADC", NULL, "OSC", wm8731_check_osc}, {"ADC", NULL, "OSC", wm8731_check_osc},
{"DAC", NULL, "ACTIVE"},
{"ADC", NULL, "ACTIVE"},
/* output mixer */ /* output mixer */
{"Output Mixer", "Line Bypass Switch", "Line Input"}, {"Output Mixer", "Line Bypass Switch", "Line Input"},
@ -315,29 +318,6 @@ static int wm8731_hw_params(struct snd_pcm_substream *substream,
return 0; return 0;
} }
static int wm8731_pcm_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
/* set active */
snd_soc_write(codec, WM8731_ACTIVE, 0x0001);
return 0;
}
static void wm8731_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
/* deactivate */
if (!codec->active) {
udelay(50);
snd_soc_write(codec, WM8731_ACTIVE, 0x0);
}
}
static int wm8731_mute(struct snd_soc_dai *dai, int mute) static int wm8731_mute(struct snd_soc_dai *dai, int mute)
{ {
struct snd_soc_codec *codec = dai->codec; struct snd_soc_codec *codec = dai->codec;
@ -480,7 +460,6 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
snd_soc_write(codec, WM8731_PWR, reg | 0x0040); snd_soc_write(codec, WM8731_PWR, reg | 0x0040);
break; break;
case SND_SOC_BIAS_OFF: case SND_SOC_BIAS_OFF:
snd_soc_write(codec, WM8731_ACTIVE, 0x0);
snd_soc_write(codec, WM8731_PWR, 0xffff); snd_soc_write(codec, WM8731_PWR, 0xffff);
regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies), regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies),
wm8731->supplies); wm8731->supplies);
@ -496,9 +475,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
SNDRV_PCM_FMTBIT_S24_LE) SNDRV_PCM_FMTBIT_S24_LE)
static struct snd_soc_dai_ops wm8731_dai_ops = { static struct snd_soc_dai_ops wm8731_dai_ops = {
.prepare = wm8731_pcm_prepare,
.hw_params = wm8731_hw_params, .hw_params = wm8731_hw_params,
.shutdown = wm8731_shutdown,
.digital_mute = wm8731_mute, .digital_mute = wm8731_mute,
.set_sysclk = wm8731_set_dai_sysclk, .set_sysclk = wm8731_set_dai_sysclk,
.set_fmt = wm8731_set_dai_fmt, .set_fmt = wm8731_set_dai_fmt,