Commit 4c7c5374 authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: Manage WM8731 ACTIVE bit as a supply widget 



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

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Tested-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: default avatarLiam Girdwood <lrg@ti.com>
parent 8e9ddf81

sound/soc/codecs/wm8731.c

+3 −26
Original line number Diff line number Diff line
@@ -175,6 +175,7 @@ static const struct snd_kcontrol_new wm8731_input_mux_controls = 
SOC_DAPM_ENUM("Input Select", wm8731_insel_enum);



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_MIXER("Output Mixer", WM8731_PWR, 4, 1,

	&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[] = {

	{"DAC", NULL, "OSC", wm8731_check_osc},

	{"ADC", NULL, "OSC", wm8731_check_osc},

	{"DAC", NULL, "ACTIVE"},

	{"ADC", NULL, "ACTIVE"},



	/* output mixer */

	{"Output Mixer", "Line Bypass Switch", "Line Input"},
@@ -315,29 +318,6 @@ static int wm8731_hw_params(struct snd_pcm_substream *substream, 
	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)

{

	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);

		break;

	case SND_SOC_BIAS_OFF:

		snd_soc_write(codec, WM8731_ACTIVE, 0x0);

		snd_soc_write(codec, WM8731_PWR, 0xffff);

		regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies),

				       wm8731->supplies);
@@ -496,9 +475,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec, 
	SNDRV_PCM_FMTBIT_S24_LE)



static struct snd_soc_dai_ops wm8731_dai_ops = {

	.prepare	= wm8731_pcm_prepare,

	.hw_params	= wm8731_hw_params,

	.shutdown	= wm8731_shutdown,

	.digital_mute	= wm8731_mute,

	.set_sysclk	= wm8731_set_dai_sysclk,

	.set_fmt	= wm8731_set_dai_fmt,