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ASoC: rk817: Add Volume Mixer Controls for Codec

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Signed-off-by: XiaoTan Luo <lxt@rock-chips.com>
Change-Id: I222b950bf8a1a7599adba3d9e8c41797bffddbf0
This commit is contained in:
XiaoTan Luo
2024-08-09 18:04:19 +08:00
parent def9222ace
commit d795377d62
1 changed files with 81 additions and 5 deletions
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86
sound/soc/codecs/rk817_codec.c
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@@ -34,8 +34,9 @@
/*
* DDAC L/R volume setting
* 0db~-95db,0.375db/step,for example:
* 0: 0dB
* -1.125db~-95db,0.375db/step
* 0~2 are not allowed to use
* 0x03: -1.125dB
* 0x0a: -3.75dB
* 0x7d: -46dB
* 0xff: -95dB
@@ -55,6 +56,9 @@
#define CODEC_SET_SPK 1
#define CODEC_SET_HP 2
#define RK817_DAC_VOL_MIN 3
#define RK817_DAC_VOL_MAX 255
struct rk817_codec_priv {
struct snd_soc_component *component;
struct regmap *regmap;
@@ -88,6 +92,30 @@ struct rk817_codec_priv {
int chip_ver;
};
/*
* DADC L/R volume setting
* 0db~-95db, 0.375db/step, for example:
* 0x00: 0dB
* 0xff: -95dB
*/
static const DECLARE_TLV_DB_MINMAX(adc_vol_tlv, -9500, 0);
/*
* DAC L/R Volume setting
* -1.125db~-95db,0.375db/step
* 0~2 are not allowed to use
*/
static const DECLARE_TLV_DB_MINMAX(dac_vol_tlv, -9500, -112);
/* MIC_BOOST {0, +10, +20, +30} dB */
static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1000, 0);
/* ADC PGA_GAIN -18dB to 27dB*/
static const DECLARE_TLV_DB_SCALE(adc_pga_tlv, -1800, 300, 0);
/* HP Output Gain {0, +3, +6, +9} dB */
static const DECLARE_TLV_DB_SCALE(hp_out_tlv, 0, 300, 0);
static const struct reg_default rk817_reg_defaults[] = {
{ RK817_CODEC_DTOP_VUCTL, 0x003 },
{ RK817_CODEC_DTOP_VUCTIME, 0x00 },
@@ -949,7 +977,38 @@ static int rk817_resume_path_put(struct snd_kcontrol *kcontrol,
return 0;
}
static struct snd_kcontrol_new rk817_snd_path_controls[] = {
static int rk817_dac_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
unsigned int left_val, right_val;
unsigned int max_val = RK817_DAC_VOL_MAX;
left_val = max_val - ucontrol->value.integer.value[0];
right_val = max_val - ucontrol->value.integer.value[1];
if (left_val < RK817_DAC_VOL_MIN || left_val > RK817_DAC_VOL_MAX ||
right_val < RK817_DAC_VOL_MIN || right_val > RK817_DAC_VOL_MAX) {
dev_warn(component->dev,
"%s: Volume out of range [%d, %d], left=%ld, right=%ld\n",
__func__,
max_val - RK817_DAC_VOL_MAX,
max_val - RK817_DAC_VOL_MIN,
ucontrol->value.integer.value[0],
ucontrol->value.integer.value[1]);
return -EINVAL;
}
/* Re-invert the values before setting them */
ucontrol->value.integer.value[0] = max_val - left_val;
ucontrol->value.integer.value[1] = max_val - right_val;
return snd_soc_put_volsw(kcontrol, ucontrol);
}
static struct snd_kcontrol_new rk817_snd_controls[] = {
SOC_ENUM_EXT("Playback Path", rk817_playback_path_type,
rk817_playback_path_get, rk817_playback_path_put),
@@ -958,6 +1017,23 @@ static struct snd_kcontrol_new rk817_snd_path_controls[] = {
SOC_ENUM_EXT("Resume Path", rk817_resume_path_type,
rk817_resume_path_get, rk817_resume_path_put),
SOC_DOUBLE_R_EXT_TLV("DAC Playback Volume", RK817_CODEC_DDAC_VOLL,
RK817_CODEC_DDAC_VOLR, 0, 0xff, 1,
snd_soc_get_volsw, rk817_dac_vol_put,
dac_vol_tlv),
SOC_DOUBLE_R_TLV("ADC Capture Volume", RK817_CODEC_DADC_VOLL,
RK817_CODEC_DADC_VOLR, 0, 0xff, 1, adc_vol_tlv),
SOC_DOUBLE_TLV("MIC Boost Gain", RK817_CODEC_AMIC_CFG0,
0, 2, 3, 0, adc_bst_tlv),
SOC_DOUBLE_TLV("ADC PGA Gain", RK817_CODEC_DMIC_PGA_GAIN,
4, 0, 15, 0, adc_pga_tlv),
SOC_SINGLE_TLV("HP Output Gain", RK817_CODEC_AHP_CFG0,
3, 3, 0, hp_out_tlv),
};
static int rk817_set_dai_sysclk(struct snd_soc_dai *codec_dai,
@@ -1315,8 +1391,8 @@ static int rk817_probe(struct snd_soc_component *component)
rk817->clk_capture = 0;
rk817->clk_playback = 0;
snd_soc_add_component_controls(component, rk817_snd_path_controls,
ARRAY_SIZE(rk817_snd_path_controls));
snd_soc_add_component_controls(component, rk817_snd_controls,
ARRAY_SIZE(rk817_snd_controls));
return 0;
}