This patch adds basic mixer controls found in the codec.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
---
sound/soc/codecs/msm8x16-wcd.c | 99 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 99 insertions(+)
diff --git a/sound/soc/codecs/msm8x16-wcd.c b/sound/soc/codecs/msm8x16-wcd.c
index 4bc8274..4bf3b81 100644
--- a/sound/soc/codecs/msm8x16-wcd.c
+++ b/sound/soc/codecs/msm8x16-wcd.c
@@ -13,6 +13,7 @@
#include <sound/soc.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
+#include <sound/tlv.h>
#include "msm8x16-wcd-registers.h"
#include "msm8x16-wcd.h"
@@ -49,6 +50,29 @@ struct msm8x16_wcd_chip {
bool micbias2_cap_mode;
};
+static const char * const msm8x16_wcd_spk_boost_ctrl_text[] = {
+ "DISABLE", "ENABLE"};
+
+/*cut of frequency for high pass filter*/
+static const char * const cf_text[] = {
+ "MIN_3DB_4Hz", "MIN_3DB_75Hz", "MIN_3DB_150Hz"
+};
+
+static const struct soc_enum msm8x16_wcd_spk_boost_ctl_enum[] = {
+ SOC_ENUM_SINGLE_EXT(2, msm8x16_wcd_spk_boost_ctrl_text),
+};
+static const struct soc_enum cf_rxmix1_enum =
+ SOC_ENUM_SINGLE(MSM8X16_WCD_A_CDC_RX1_B4_CTL, 0, 3, cf_text);
+
+static const struct soc_enum cf_rxmix2_enum =
+ SOC_ENUM_SINGLE(MSM8X16_WCD_A_CDC_RX2_B4_CTL, 0, 3, cf_text);
+
+static const struct soc_enum cf_rxmix3_enum =
+ SOC_ENUM_SINGLE(MSM8X16_WCD_A_CDC_RX3_B4_CTL, 0, 3, cf_text);
+
+static const DECLARE_TLV_DB_SCALE(digital_gain, 0, 1, 0);
+static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 25, 1);
+
static int msm8x16_wcd_volatile(struct snd_soc_codec *codec, unsigned int reg)
{
return msm8x16_wcd_reg_readonly[reg];
@@ -164,6 +188,79 @@ static void msm8x16_wcd_configure_cap(struct snd_soc_codec *codec,
}
}
+static int msm8x16_wcd_spk_boost_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+ struct msm8x16_wcd_chip *msm8x16_wcd = dev_get_drvdata(codec->dev);
+
+ if (msm8x16_wcd->spk_boost_set == false) {
+ ucontrol->value.integer.value[0] = 0;
+ } else if (msm8x16_wcd->spk_boost_set == true) {
+ ucontrol->value.integer.value[0] = 1;
+ } else {
+ dev_err(codec->dev, "%s: ERROR: Unsupported Speaker Boost = %d\n",
+ __func__, msm8x16_wcd->spk_boost_set);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int msm8x16_wcd_spk_boost_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+ struct msm8x16_wcd_chip *msm8x16_wcd = snd_soc_codec_get_drvdata(codec);
+
+ switch (ucontrol->value.integer.value[0]) {
+ case 0:
+ msm8x16_wcd->spk_boost_set = false;
+ break;
+ case 1:
+ msm8x16_wcd->spk_boost_set = true;
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static const struct snd_kcontrol_new msm8x16_wcd_snd_controls[] = {
+
+ SOC_ENUM_EXT("Speaker Boost", msm8x16_wcd_spk_boost_ctl_enum[0],
+ msm8x16_wcd_spk_boost_get, msm8x16_wcd_spk_boost_set),
+
+ SOC_SINGLE_TLV("ADC1 Volume", MSM8X16_WCD_A_ANALOG_TX_1_EN, 3,
+ 8, 0, analog_gain),
+ SOC_SINGLE_TLV("ADC2 Volume", MSM8X16_WCD_A_ANALOG_TX_2_EN, 3,
+ 8, 0, analog_gain),
+ SOC_SINGLE_TLV("ADC3 Volume", MSM8X16_WCD_A_ANALOG_TX_3_EN, 3,
+ 8, 0, analog_gain),
+
+ SOC_SINGLE_SX_TLV("RX1 Digital Volume",
+ MSM8X16_WCD_A_CDC_RX1_VOL_CTL_B2_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX2 Digital Volume",
+ MSM8X16_WCD_A_CDC_RX2_VOL_CTL_B2_CTL,
+ 0, -84, 40, digital_gain),
+ SOC_SINGLE_SX_TLV("RX3 Digital Volume",
+ MSM8X16_WCD_A_CDC_RX3_VOL_CTL_B2_CTL,
+ 0, -84, 40, digital_gain),
+
+ SOC_SINGLE("RX1 HPF Switch",
+ MSM8X16_WCD_A_CDC_RX1_B5_CTL, 2, 1, 0),
+ SOC_SINGLE("RX2 HPF Switch",
+ MSM8X16_WCD_A_CDC_RX2_B5_CTL, 2, 1, 0),
+ SOC_SINGLE("RX3 HPF Switch",
+ MSM8X16_WCD_A_CDC_RX3_B5_CTL, 2, 1, 0),
+
+ SOC_ENUM("RX1 HPF cut off", cf_rxmix1_enum),
+ SOC_ENUM("RX2 HPF cut off", cf_rxmix2_enum),
+ SOC_ENUM("RX3 HPF cut off", cf_rxmix3_enum),
+};
+
+
static int msm8x16_wcd_codec_parse_dt(struct platform_device *pdev,
struct msm8x16_wcd_chip *chip)
{
@@ -551,6 +648,8 @@ static struct snd_soc_codec_driver msm8x16_wcd_codec = {
.reg_cache_size = MSM8X16_WCD_NUM_REGISTERS,
.reg_cache_default = msm8x16_wcd_reset_reg_defaults,
.reg_word_size = 1,
+ .controls = msm8x16_wcd_snd_controls,
+ .num_controls = ARRAY_SIZE(msm8x16_wcd_snd_controls),
};
static int msm8x16_wcd_probe(struct platform_device *pdev)
--
1.9.1
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