From e3a4d958d78e4f1709f3d4611849617ac9222a0c Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Fri, 18 Sep 2015 00:52:44 +0000 Subject: [PATCH] ASoC: ak4613: add Digital Playback Volume support For L/ROUT1 to L/ROUT6 Signed-off-by: Kuninori Morimoto Signed-off-by: Mark Brown --- sound/soc/codecs/ak4613.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/sound/soc/codecs/ak4613.c b/sound/soc/codecs/ak4613.c index fd96a8f9e2d3..07a266460ec3 100644 --- a/sound/soc/codecs/ak4613.c +++ b/sound/soc/codecs/ak4613.c @@ -22,6 +22,7 @@ #include #include #include +#include #define PW_MGMT1 0x00 /* Power Management 1 */ #define PW_MGMT2 0x01 /* Power Management 2 */ @@ -91,6 +92,31 @@ struct ak4613_interface { struct ak4613_formats playback; }; +/* + * Playback Volume + * + * max : 0x00 : 0 dB + * ( 0.5 dB step ) + * min : 0xFE : -127.0 dB + * mute: 0xFF + */ +static const DECLARE_TLV_DB_SCALE(out_tlv, -12750, 50, 1); + +static const struct snd_kcontrol_new ak4613_snd_controls[] = { + SOC_DOUBLE_R_TLV("Digital Playback Volume1", LOUT1, ROUT1, + 0, 0xFF, 1, out_tlv), + SOC_DOUBLE_R_TLV("Digital Playback Volume2", LOUT2, ROUT2, + 0, 0xFF, 1, out_tlv), + SOC_DOUBLE_R_TLV("Digital Playback Volume3", LOUT3, ROUT3, + 0, 0xFF, 1, out_tlv), + SOC_DOUBLE_R_TLV("Digital Playback Volume4", LOUT4, ROUT4, + 0, 0xFF, 1, out_tlv), + SOC_DOUBLE_R_TLV("Digital Playback Volume5", LOUT5, ROUT5, + 0, 0xFF, 1, out_tlv), + SOC_DOUBLE_R_TLV("Digital Playback Volume6", LOUT6, ROUT6, + 0, 0xFF, 1, out_tlv), +}; + static const struct reg_default ak4613_reg[] = { { 0x0, 0x0f }, { 0x1, 0x07 }, { 0x2, 0x3f }, { 0x3, 0x20 }, { 0x4, 0x20 }, { 0x5, 0x55 }, { 0x6, 0x05 }, { 0x7, 0x07 }, @@ -397,6 +423,8 @@ static int ak4613_resume(struct snd_soc_codec *codec) static struct snd_soc_codec_driver soc_codec_dev_ak4613 = { .resume = ak4613_resume, .set_bias_level = ak4613_set_bias_level, + .controls = ak4613_snd_controls, + .num_controls = ARRAY_SIZE(ak4613_snd_controls), .dapm_widgets = ak4613_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(ak4613_dapm_widgets), .dapm_routes = ak4613_intercon, -- 2.20.1