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| author | Martin Povišer <povik+lin@cutebit.org> | 2022-08-25 17:02:41 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-08-25 20:00:00 +0300 |
| commit | aca86ec9a02a4d6099dbe23d1078faa005d58422 (patch) | |
| tree | 7c38b17e2b2cf04642f509b97859255b2e1e9ae4 | |
| parent | dae191fb957f82fbf570d13c060110eb278813ec (diff) | |
| download | linux-aca86ec9a02a4d6099dbe23d1078faa005d58422.tar.xz | |
ASoC: tas2764: Export highpass filter setting
Expose a control for the setting of 'DC blocker' highpass filter in the
playback path of TAS2764.
Signed-off-by: Martin Povišer <povik+lin@cutebit.org>
Link: https://lore.kernel.org/r/20220825140241.53963-6-povik+lin@cutebit.org
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/codecs/tas2764.c | 10 | ||||
| -rw-r--r-- | sound/soc/codecs/tas2764.h | 4 |
2 files changed, 14 insertions, 0 deletions
diff --git a/sound/soc/codecs/tas2764.c b/sound/soc/codecs/tas2764.c index e99a46fb503f..51b87a936179 100644 --- a/sound/soc/codecs/tas2764.c +++ b/sound/soc/codecs/tas2764.c @@ -593,11 +593,21 @@ static int tas2764_codec_probe(struct snd_soc_component *component) static DECLARE_TLV_DB_SCALE(tas2764_digital_tlv, 1100, 50, 0); static DECLARE_TLV_DB_SCALE(tas2764_playback_volume, -10050, 50, 1); +static const char * const tas2764_hpf_texts[] = { + "Disabled", "2 Hz", "50 Hz", "100 Hz", "200 Hz", + "400 Hz", "800 Hz" +}; + +static SOC_ENUM_SINGLE_DECL( + tas2764_hpf_enum, TAS2764_DC_BLK0, + TAS2764_DC_BLK0_HPF_FREQ_PB_SHIFT, tas2764_hpf_texts); + static const struct snd_kcontrol_new tas2764_snd_controls[] = { SOC_SINGLE_TLV("Speaker Volume", TAS2764_DVC, 0, TAS2764_DVC_MAX, 1, tas2764_playback_volume), SOC_SINGLE_TLV("Amp Gain Volume", TAS2764_CHNL_0, 1, 0x14, 0, tas2764_digital_tlv), + SOC_ENUM("HPF Corner Frequency", tas2764_hpf_enum), }; static const struct snd_soc_component_driver soc_component_driver_tas2764 = { diff --git a/sound/soc/codecs/tas2764.h b/sound/soc/codecs/tas2764.h index 960b337ed0fc..168af772a898 100644 --- a/sound/soc/codecs/tas2764.h +++ b/sound/soc/codecs/tas2764.h @@ -33,6 +33,10 @@ #define TAS2764_VSENSE_POWER_EN 3 #define TAS2764_ISENSE_POWER_EN 4 +/* DC Blocker Control */ +#define TAS2764_DC_BLK0 TAS2764_REG(0x0, 0x04) +#define TAS2764_DC_BLK0_HPF_FREQ_PB_SHIFT 0 + /* Digital Volume Control */ #define TAS2764_DVC TAS2764_REG(0X0, 0x1a) #define TAS2764_DVC_MAX 0xc9 |