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asoc: bolero: add mixer control for LPI enable flag

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Add mixer control for LPI enable flag. The listener
should only be registered for LPI SVA session.

Change-Id: I01e4b0868e3333e1fc60f86444b1cf1c77e25cb7
Signed-off-by: Meng Wang <mengw@codeaurora.org>
This commit is contained in:
Meng Wang
2019-10-28 15:31:00 +08:00
parent 830a05ef7c
commit 4ff8084a36
1 changed files with 47 additions and 2 deletions
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49
asoc/codecs/bolero/va-macro.c
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@@ -170,6 +170,8 @@ struct va_macro_priv {
int va_swr_clk_cnt;
int va_clk_status;
int tx_clk_status;
bool lpi_enable;
bool register_event_listener;
};
static bool va_macro_get_data(struct snd_soc_component *component,
@@ -403,10 +405,16 @@ static int va_macro_swr_pwr_event(struct snd_soc_dapm_widget *w,
if (bolero_tx_clk_switch(component))
dev_dbg(va_dev, "%s: clock switch failed\n",
__func__);
bolero_register_event_listener(component, true);
if (va_priv->lpi_enable) {
bolero_register_event_listener(component, true);
va_priv->register_event_listener = true;
}
break;
case SND_SOC_DAPM_POST_PMD:
bolero_register_event_listener(component, false);
if (va_priv->register_event_listener) {
va_priv->register_event_listener = false;
bolero_register_event_listener(component, false);
}
if (bolero_tx_clk_switch(component))
dev_dbg(va_dev, "%s: clock switch failed\n",__func__);
if (va_priv->lpass_audio_hw_vote)
@@ -852,6 +860,38 @@ static int va_macro_put_dec_enum(struct snd_kcontrol *kcontrol,
return snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
}
static int va_macro_lpi_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component =
snd_soc_kcontrol_component(kcontrol);
struct device *va_dev = NULL;
struct va_macro_priv *va_priv = NULL;
if (!va_macro_get_data(component, &va_dev, &va_priv, __func__))
return -EINVAL;
ucontrol->value.integer.value[0] = va_priv->lpi_enable;
return 0;
}
static int va_macro_lpi_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component =
snd_soc_kcontrol_component(kcontrol);
struct device *va_dev = NULL;
struct va_macro_priv *va_priv = NULL;
if (!va_macro_get_data(component, &va_dev, &va_priv, __func__))
return -EINVAL;
va_priv->lpi_enable = ucontrol->value.integer.value[0];
return 0;
}
static int va_macro_tx_mixer_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
@@ -2295,6 +2335,8 @@ static const struct snd_kcontrol_new va_macro_snd_controls[] = {
SOC_SINGLE_SX_TLV("VA_DEC7 Volume",
BOLERO_CDC_VA_TX7_TX_VOL_CTL,
0, -84, 40, digital_gain),
SOC_SINGLE_EXT("LPI Enable", 0, 0, 1, 0,
va_macro_lpi_get, va_macro_lpi_put),
};
static const struct snd_kcontrol_new va_macro_snd_controls_common[] = {
@@ -2386,6 +2428,9 @@ static int va_macro_init(struct snd_soc_component *component)
return -EINVAL;
}
va_priv->lpi_enable = false;
va_priv->register_event_listener = false;
if (va_priv->va_without_decimation) {
ret = snd_soc_dapm_new_controls(dapm, va_macro_wod_dapm_widgets,
ARRAY_SIZE(va_macro_wod_dapm_widgets));