[PATCH v5 4/7] ASoC: codecs: wcd937x: add basic controls

Mohammad Rafi Shaik
2024-05-24T03:57:09Z

This patch adds basic controls found in WCD9370/WCD9375 codec.

Signed-off-by: Prasad Kumpatla <quic_pkumpatl@quicinc.com>
Co-developed-by: Mohammad Rafi Shaik <quic_mohs@quicinc.com>
Signed-off-by: Mohammad Rafi Shaik <quic_mohs@quicinc.com>
---
sound/soc/codecs/wcd937x.c | 201 +++++++++++++++++++++++++++++++++++++
1 file changed, 201 insertions(+)

diff --git a/sound/soc/codecs/wcd937x.c b/sound/soc/codecs/wcd937x.c
index 4470ee0ecae6..293a84a53918 100644
--- a/sound/soc/codecs/wcd937x.c
+++ b/sound/soc/codecs/wcd937x.c
@@ -120,6 +120,10 @@ struct wcd937x_priv {
atomic_t ana_clk_count;
};

+static const SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(ear_pa_gain, 600, -1800);
+static const DECLARE_TLV_DB_SCALE(line_gain, 0, 7, 1);
+static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 25, 1);
+
struct wcd937x_mbhc_zdet_param {
u16 ldo_ctl;
u16 noff;
@@ -476,6 +480,157 @@ static int wcd937x_connect_port(struct wcd937x_sdw_priv *wcd, u8 port_idx, u8 ch
return 0;
}

+static int wcd937x_rx_hph_mode_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component);
+
+ ucontrol->value.integer.value[0] = wcd937x->hph_mode;
+ return 0;
+}
+
+static int wcd937x_rx_hph_mode_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component =
+ snd_soc_kcontrol_component(kcontrol);
+ struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component);
+ u32 mode_val;
+
+ mode_val = ucontrol->value.enumerated.item[0];
+
+ if (!mode_val)
+ mode_val = CLS_AB;
+
+ if (mode_val == wcd937x->hph_mode)
+ return 0;
+
+ switch (mode_val) {
+ case CLS_H_NORMAL:
+ case CLS_H_HIFI:
+ case CLS_H_LP:
+ case CLS_AB:
+ case CLS_H_LOHIFI:
+ case CLS_H_ULP:
+ case CLS_AB_LP:
+ case CLS_AB_HIFI:
+ wcd937x->hph_mode = mode_val;
+ return 1;
+ }
+
+ dev_dbg(component->dev, "%s: Invalid HPH Mode\n", __func__);
+ return -EINVAL;
+}
+
+static int wcd937x_get_compander(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component);
+ struct soc_mixer_control *mc;
+ bool hphr;
+
+ mc = (struct soc_mixer_control *)(kcontrol->private_value);
+ hphr = mc->shift;
+
+ ucontrol->value.integer.value[0] = hphr ? wcd937x->comp2_enable :
+ wcd937x->comp1_enable;
+ return 0;
+}
+
+static int wcd937x_set_compander(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(component);
+ struct wcd937x_sdw_priv *wcd = wcd937x->sdw_priv[AIF1_PB];
+ int value = ucontrol->value.integer.value[0];
+ struct soc_mixer_control *mc;
+ int portidx;
+ bool hphr;
+
+ mc = (struct soc_mixer_control *)(kcontrol->private_value);
+ hphr = mc->shift;
+
+ if (hphr) {
+ if (value == wcd937x->comp2_enable)
+ return 0;
+
+ wcd937x->comp2_enable = value;
+ } else {
+ if (value == wcd937x->comp1_enable)
+ return 0;
+
+ wcd937x->comp1_enable = value;
+ }
+
+ portidx = wcd->ch_info[mc->reg].port_num;
+
+ if (value)
+ wcd937x_connect_port(wcd, portidx, mc->reg, true);
+ else
+ wcd937x_connect_port(wcd, portidx, mc->reg, false);
+
+ return 1;
+}
+
+static int wcd937x_get_swr_port(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct soc_mixer_control *mixer = (struct soc_mixer_control *)kcontrol->private_value;
+ struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
+ struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(comp);
+ struct wcd937x_sdw_priv *wcd;
+ int dai_id = mixer->shift;
+ int ch_idx = mixer->reg;
+ int portidx;
+
+ wcd = wcd937x->sdw_priv[dai_id];
+ portidx = wcd->ch_info[ch_idx].port_num;
+
+ ucontrol->value.integer.value[0] = wcd->port_enable[portidx];
+
+ return 0;
+}
+
+static int wcd937x_set_swr_port(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct soc_mixer_control *mixer = (struct soc_mixer_control *)kcontrol->private_value;
+ struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
+ struct wcd937x_priv *wcd937x = snd_soc_component_get_drvdata(comp);
+ struct wcd937x_sdw_priv *wcd;
+ int dai_id = mixer->shift;
+ int ch_idx = mixer->reg;
+ int portidx;
+ bool enable;
+
+ wcd = wcd937x->sdw_priv[dai_id];
+
+ portidx = wcd->ch_info[ch_idx].port_num;
+
+ enable = ucontrol->value.integer.value[0];
+
+ if (enable == wcd->port_enable[portidx]) {
+ wcd937x_connect_port(wcd, portidx, ch_idx, enable);
+ return 0;
+ }
+
+ wcd->port_enable[portidx] = enable;
+ wcd937x_connect_port(wcd, portidx, ch_idx, enable);
+
+ return 1;
+}
+
+static const char * const rx_hph_mode_mux_text[] = {
+ "CLS_H_NORMAL", "CLS_H_INVALID", "CLS_H_HIFI", "CLS_H_LP", "CLS_AB",
+ "CLS_H_LOHIFI", "CLS_H_ULP", "CLS_AB_LP", "CLS_AB_HIFI",
+};
+
+static const struct soc_enum rx_hph_mode_mux_enum =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(rx_hph_mode_mux_text), rx_hph_mode_mux_text);
+
/* MBHC related */
static void wcd937x_mbhc_clk_setup(struct snd_soc_component *component,
bool enable)
@@ -1150,6 +1305,50 @@ static void wcd937x_mbhc_deinit(struct snd_soc_component *component)

/* END MBHC */

+static const struct snd_kcontrol_new wcd937x_snd_controls[] = {
+ SOC_SINGLE_TLV("EAR_PA Volume", WCD937X_ANA_EAR_COMPANDER_CTL,
+ 2, 0x10, 0, ear_pa_gain),
+ SOC_ENUM_EXT("RX HPH Mode", rx_hph_mode_mux_enum,
+ wcd937x_rx_hph_mode_get, wcd937x_rx_hph_mode_put),
+
+ SOC_SINGLE_EXT("HPHL_COMP Switch", SND_SOC_NOPM, 0, 1, 0,
+ wcd937x_get_compander, wcd937x_set_compander),
+ SOC_SINGLE_EXT("HPHR_COMP Switch", SND_SOC_NOPM, 1, 1, 0,
+ wcd937x_get_compander, wcd937x_set_compander),
+
+ SOC_SINGLE_TLV("HPHL Volume", WCD937X_HPH_L_EN, 0, 20, 1, line_gain),
+ SOC_SINGLE_TLV("HPHR Volume", WCD937X_HPH_R_EN, 0, 20, 1, line_gain),
+ SOC_SINGLE_TLV("ADC1 Volume", WCD937X_ANA_TX_CH1, 0, 20, 0, analog_gain),
+ SOC_SINGLE_TLV("ADC2 Volume", WCD937X_ANA_TX_CH2, 0, 20, 0, analog_gain),
+ SOC_SINGLE_TLV("ADC3 Volume", WCD937X_ANA_TX_CH3, 0, 20, 0, analog_gain),
+
+ SOC_SINGLE_EXT("HPHL Switch", WCD937X_HPH_L, 0, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("HPHR Switch", WCD937X_HPH_R, 0, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+
+ SOC_SINGLE_EXT("ADC1 Switch", WCD937X_ADC1, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("ADC2 Switch", WCD937X_ADC2, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("ADC3 Switch", WCD937X_ADC3, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("DMIC0 Switch", WCD937X_DMIC0, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("DMIC1 Switch", WCD937X_DMIC1, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("MBHC Switch", WCD937X_MBHC, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("DMIC2 Switch", WCD937X_DMIC2, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("DMIC3 Switch", WCD937X_DMIC3, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("DMIC4 Switch", WCD937X_DMIC4, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+ SOC_SINGLE_EXT("DMIC5 Switch", WCD937X_DMIC5, 1, 1, 0,
+ wcd937x_get_swr_port, wcd937x_set_swr_port),
+};
+
static int wcd937x_set_micbias_data(struct wcd937x_priv *wcd937x)
{
int vout_ctl[3];
@@ -1316,6 +1515,8 @@ static const struct snd_soc_component_driver soc_codec_dev_wcd937x = {
.name = "wcd937x_codec",
.probe = wcd937x_soc_codec_probe,
.remove = wcd937x_soc_codec_remove,
+ .controls = wcd937x_snd_controls,
+ .num_controls = ARRAY_SIZE(wcd937x_snd_controls),
.set_jack = wcd937x_codec_set_jack,
.endianness = 1,
};
--
2.25.1