The patch modifies the power sequence for reducing the pop sound.
Signed-off-by: Oder Chiou oder_chiou@realtek.com --- sound/soc/codecs/rt5663.c | 36 +++++++++++++++++++++++++++++------- 1 file changed, 29 insertions(+), 7 deletions(-)
diff --git a/sound/soc/codecs/rt5663.c b/sound/soc/codecs/rt5663.c index ebd9ae0..82edbcf 100644 --- a/sound/soc/codecs/rt5663.c +++ b/sound/soc/codecs/rt5663.c @@ -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" }, };