--- sound/soc/sunxi/sun4i-codec.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index c47ffd5..564df33 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -107,6 +107,7 @@ #define SUN4I_CODEC_ADC_ACTL_PREG2 (23) #define SUN4I_CODEC_ADC_ACTL_VADCG (20) #define SUN4I_CODEC_ADC_ACTL_ADCIS (17) +#define SUN4I_CODEC_ADC_ACTL_LNPREG (13) #define SUN4I_CODEC_ADC_ACTL_PA_EN (4) #define SUN4I_CODEC_ADC_ACTL_DDE (3) #define SUN4I_CODEC_ADC_DEBUG (0x2c) @@ -659,6 +660,8 @@ static const struct snd_kcontrol_new sun4i_codec_pa_mute = static DECLARE_TLV_DB_SCALE(sun4i_codec_pa_volume_scale, -6300, 100, 1); static DECLARE_TLV_DB_SCALE(sun4i_codec_linein_loopback_gain_scale, -150, 150, 0); +static DECLARE_TLV_DB_SCALE(sun4i_codec_linein_preamp_gain_scale, -1200, 300, + 0); static DECLARE_TLV_DB_SCALE(sun4i_codec_fmin_loopback_gain_scale, -450, 150, 0); static DECLARE_TLV_DB_SCALE(sun4i_codec_micin_loopback_gain_scale, -450, 150, @@ -677,6 +680,9 @@ static const struct snd_kcontrol_new sun4i_codec_controls[] = { SOC_SINGLE_TLV("Line Playback Volume", SUN4I_CODEC_DAC_ACTL, SUN4I_CODEC_DAC_ACTL_LNG, 1, 0, sun4i_codec_linein_loopback_gain_scale), + SOC_SINGLE_TLV("Line Boost Volume", SUN4I_CODEC_ADC_ACTL, + SUN4I_CODEC_ADC_ACTL_LNPREG, 7, 0, + sun4i_codec_linein_preamp_gain_scale), SOC_SINGLE_TLV("FM Playback Volume", SUN4I_CODEC_DAC_ACTL, SUN4I_CODEC_DAC_ACTL_FMG, 3, 0, sun4i_codec_fmin_loopback_gain_scale),