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Commit 1325734c authored by oder_chiou@realtek.com's avatar oder_chiou@realtek.com Committed by Mark Brown
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ASoC: rt5663: Modify the power sequence for reducing the pop sound 



The patch modifies the power sequence for reducing the pop sound.

Signed-off-by: default avatarOder Chiou <oder_chiou@realtek.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8f244127

sound/soc/codecs/rt5663.c

+29 −7
Original line number Diff line number Diff line
@@ -2029,10 +2029,6 @@ static int rt5663_hp_event(struct snd_soc_dapm_widget *w, 
				RT5663_HP_SIG_SRC1_SILENCE);

		} else {

			snd_soc_write(codec, RT5663_DEPOP_2, 0x3003);

			snd_soc_update_bits(codec, RT5663_DEPOP_1, 0x000b,

				0x000b);

			snd_soc_update_bits(codec, RT5663_DEPOP_1, 0x0030,

				0x0030);

			snd_soc_update_bits(codec, RT5663_HP_CHARGE_PUMP_1,

				RT5663_OVCD_HP_MASK, RT5663_OVCD_HP_DIS);

			snd_soc_write(codec, RT5663_HP_CHARGE_PUMP_2, 0x1371);
@@ -2055,9 +2051,6 @@ static int rt5663_hp_event(struct snd_soc_dapm_widget *w, 
			snd_soc_update_bits(codec, RT5663_DEPOP_1, 0x3000, 0x0);

			snd_soc_update_bits(codec, RT5663_HP_CHARGE_PUMP_1,

				RT5663_OVCD_HP_MASK, RT5663_OVCD_HP_EN);

			snd_soc_update_bits(codec, RT5663_DEPOP_1, 0x0030, 0x0);

			snd_soc_update_bits(codec, RT5663_DEPOP_1, 0x000b,

				0x000b);

		}

		break;
@@ -2068,6 +2061,31 @@ static int rt5663_hp_event(struct snd_soc_dapm_widget *w, 
	return 0;

}



static int rt5663_charge_pump_event(struct snd_soc_dapm_widget *w,

	struct snd_kcontrol *kcontrol, int event)

{

	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);

	struct rt5663_priv *rt5663 = snd_soc_codec_get_drvdata(codec);



	switch (event) {

	case SND_SOC_DAPM_PRE_PMU:

		if (rt5663->codec_ver == CODEC_VER_0)

			snd_soc_update_bits(codec, RT5663_DEPOP_1, 0x003b,

				0x003b);

		break;



	case SND_SOC_DAPM_POST_PMD:

		if (rt5663->codec_ver == CODEC_VER_0)

			snd_soc_update_bits(codec, RT5663_DEPOP_1, 0x003b, 0);

		break;



	default:

		return 0;

	}



	return 0;

}



static int rt5663_bst2_power(struct snd_soc_dapm_widget *w,

	struct snd_kcontrol *kcontrol, int event)

{
@@ -2187,6 +2205,9 @@ static const struct snd_soc_dapm_widget rt5663_dapm_widgets[] = { 
	SND_SOC_DAPM_DAC("DAC R", NULL, SND_SOC_NOPM, 0, 0),



	/* Headphone*/

	SND_SOC_DAPM_SUPPLY("HP Charge Pump", SND_SOC_NOPM, 0, 0,

		rt5663_charge_pump_event, SND_SOC_DAPM_PRE_PMU |

		SND_SOC_DAPM_POST_PMD),

	SND_SOC_DAPM_PGA_S("HP Amp", 1, SND_SOC_NOPM, 0, 0, rt5663_hp_event,

		SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
@@ -2343,6 +2364,7 @@ static const struct snd_soc_dapm_route rt5663_dapm_routes[] = { 
	{ "STO1 DAC MIXR", NULL, "STO1 DAC R Power" },

	{ "STO1 DAC MIXR", NULL, "STO1 DAC Filter" },



	{ "HP Amp", NULL, "HP Charge Pump" },

	{ "HP Amp", NULL, "DAC L" },

	{ "HP Amp", NULL, "DAC R" },

};