ASoC: max9867: Fix signal paths

Sound capture and line bypass currently do not work as well as
some mixer controls. Fix that by building proper audio paths and
adjusting volume controls to match datasheet.

Signed-off-by: Ladislav Michl <ladis@linux-mips.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

2 files changed, 102 insertions, 94 deletions

diff --git a/sound/soc/codecs/max9867.c b/sound/soc/codecs/max9867.c
index faec094161c1..7a08e2c70e17 100644
--- a/sound/soc/codecs/max9867.c
+++ b/sound/soc/codecs/max9867.c
@@ -23,107 +23,124 @@ static const char *const max9867_spmode[] = {
 	"Stereo Single", "Mono Single",
 	"Stereo Single Fast", "Mono Single Fast"
 };
-static const char *const max9867_sidetone_text[] = {
-	"None", "Left", "Right", "LeftRight", "LeftRightDiv2",
-};
 static const char *const max9867_filter_text[] = {"IIR", "FIR"};
 
 static SOC_ENUM_SINGLE_DECL(max9867_filter, MAX9867_CODECFLTR, 7,
 	max9867_filter_text);
 static SOC_ENUM_SINGLE_DECL(max9867_spkmode, MAX9867_MODECONFIG, 0,
 	max9867_spmode);
-static SOC_ENUM_SINGLE_DECL(max9867_sidetone, MAX9867_DACGAIN, 6,
-	max9867_sidetone_text);
-static DECLARE_TLV_DB_SCALE(max9860_capture_tlv, -600, 200, 0);
-static DECLARE_TLV_DB_SCALE(max9860_mic_tlv, 2000, 100, 1);
-static DECLARE_TLV_DB_SCALE(max9860_adc_left_tlv, -1200, 100, 1);
-static DECLARE_TLV_DB_SCALE(max9860_adc_right_tlv, -1200, 100, 1);
-static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(max98088_micboost_tlv,
-	0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
-	2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0),
+static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(max9867_master_tlv,
+	 0,  2, TLV_DB_SCALE_ITEM(-8600, 200, 1),
+	 3, 17, TLV_DB_SCALE_ITEM(-7800, 400, 0),
+	18, 25, TLV_DB_SCALE_ITEM(-2000, 200, 0),
+	26, 34, TLV_DB_SCALE_ITEM( -500, 100, 0),
+	35, 40, TLV_DB_SCALE_ITEM(  350,  50, 0),
+);
+static DECLARE_TLV_DB_SCALE(max9867_mic_tlv, 0, 100, 0);
+static DECLARE_TLV_DB_SCALE(max9867_line_tlv, -600, 200, 0);
+static DECLARE_TLV_DB_SCALE(max9867_adc_tlv, -1200, 100, 0);
+static DECLARE_TLV_DB_SCALE(max9867_dac_tlv, -1500, 100, 0);
+static DECLARE_TLV_DB_SCALE(max9867_dacboost_tlv, 0, 600, 0);
+static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(max9867_micboost_tlv,
+	0, 2, TLV_DB_SCALE_ITEM(-2000, 2000, 1),
+	3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0),
 );
 
 static const struct snd_kcontrol_new max9867_snd_controls[] = {
-	SOC_DOUBLE_R("Master Playback Volume", MAX9867_LEFTVOL,
-				MAX9867_RIGHTVOL, 0, 63, 1),
-	SOC_DOUBLE_R_TLV("Capture Volume", MAX9867_LEFTMICGAIN,
-			MAX9867_RIGHTMICGAIN,
-			0, 15, 1, max9860_capture_tlv),
-	SOC_DOUBLE_R_TLV("Mic Volume", MAX9867_LEFTMICGAIN,
-			MAX9867_RIGHTMICGAIN, 0, 31, 1, max9860_mic_tlv),
-	SOC_DOUBLE_R_TLV("Mic Boost Volume", MAX9867_LEFTMICGAIN,
-			MAX9867_RIGHTMICGAIN, 5, 3, 0, max98088_micboost_tlv),
-	SOC_ENUM("Digital Sidetone Src", max9867_sidetone),
-	SOC_SINGLE("Sidetone Volume", MAX9867_DACGAIN, 0, 31, 1),
-	SOC_SINGLE("DAC Volume", MAX9867_DACLEVEL, 4, 3, 0),
-	SOC_SINGLE("DAC Attenuation", MAX9867_DACLEVEL, 0, 15, 1),
-	SOC_SINGLE_TLV("ADC Left Volume", MAX9867_ADCLEVEL,
-			4, 15, 1, max9860_adc_left_tlv),
-	SOC_SINGLE_TLV("ADC Right Volume", MAX9867_ADCLEVEL,
-			0, 15, 1, max9860_adc_right_tlv),
+	SOC_DOUBLE_R_TLV("Master Playback Volume", MAX9867_LEFTVOL,
+			MAX9867_RIGHTVOL, 0, 41, 1, max9867_master_tlv),
+	SOC_DOUBLE_R_TLV("Line Capture Volume", MAX9867_LEFTLINELVL,
+			MAX9867_RIGHTLINELVL, 0, 15, 1, max9867_line_tlv),
+	SOC_DOUBLE_R_TLV("Mic Capture Volume", MAX9867_LEFTMICGAIN,
+			MAX9867_RIGHTMICGAIN, 0, 20, 1, max9867_mic_tlv),
+	SOC_DOUBLE_R_TLV("Mic Boost Capture Volume", MAX9867_LEFTMICGAIN,
+			MAX9867_RIGHTMICGAIN, 5, 4, 0, max9867_micboost_tlv),
+	SOC_SINGLE("Digital Sidetone Volume", MAX9867_SIDETONE, 0, 31, 1),
+	SOC_SINGLE_TLV("Digital Playback Volume", MAX9867_DACLEVEL, 0, 15, 1,
+			max9867_dac_tlv),
+	SOC_SINGLE_TLV("Digital Boost Playback Volume", MAX9867_DACLEVEL, 4, 3, 0,
+			max9867_dacboost_tlv),
+	SOC_DOUBLE_TLV("Digital Capture Volume", MAX9867_ADCLEVEL, 0, 4, 15, 1,
+			max9867_adc_tlv),
 	SOC_ENUM("Speaker Mode", max9867_spkmode),
 	SOC_SINGLE("Volume Smoothing Switch", MAX9867_MODECONFIG, 6, 1, 0),
-	SOC_SINGLE("ZCD Switch", MAX9867_MODECONFIG, 5, 1, 0),
+	SOC_SINGLE("Line ZC Switch", MAX9867_MODECONFIG, 5, 1, 0),
 	SOC_ENUM("DSP Filter", max9867_filter),
 };
 
-static const char *const max9867_mux[] = {"None", "Mic", "Line", "Mic_Line"};
+/* Input mixer */
+static const struct snd_kcontrol_new max9867_input_mixer_controls[] = {
+	SOC_DAPM_DOUBLE("Line Capture Switch", MAX9867_INPUTCONFIG, 7, 5, 1, 0),
+	SOC_DAPM_DOUBLE("Mic Capture Switch", MAX9867_INPUTCONFIG, 6, 4, 1, 0),
+};
+
+/* Output mixer */
+static const struct snd_kcontrol_new max9867_output_mixer_controls[] = {
+	SOC_DAPM_DOUBLE_R("Line Bypass Switch",
+			  MAX9867_LEFTLINELVL, MAX9867_RIGHTLINELVL, 6, 1, 1),
+};
 
-static SOC_ENUM_SINGLE_DECL(max9867_mux_enum,
-	MAX9867_INPUTCONFIG, MAX9867_INPUT_SHIFT,
-	max9867_mux);
+/* Sidetone mixer */
+static const struct snd_kcontrol_new max9867_sidetone_mixer_controls[] = {
+	SOC_DAPM_DOUBLE("Sidetone Switch", MAX9867_SIDETONE, 6, 7, 1, 0),
+};
 
-static const struct snd_kcontrol_new max9867_dapm_mux_controls =
-	SOC_DAPM_ENUM("Route", max9867_mux_enum);
+/* Line out switch */
+static const struct snd_kcontrol_new max9867_line_out_control =
+	SOC_DAPM_DOUBLE_R("Switch",
+			  MAX9867_LEFTVOL, MAX9867_RIGHTVOL, 6, 1, 1);
 
-static const struct snd_kcontrol_new max9867_left_dapm_control =
-	SOC_DAPM_SINGLE("Switch", MAX9867_PWRMAN, 6, 1, 0);
-static const struct snd_kcontrol_new max9867_right_dapm_control =
-	SOC_DAPM_SINGLE("Switch", MAX9867_PWRMAN, 5, 1, 0);
-static const struct snd_kcontrol_new max9867_line_dapm_control =
-	SOC_DAPM_SINGLE("Switch", MAX9867_LEFTLINELVL, 6, 1, 1);
 
 static const struct snd_soc_dapm_widget max9867_dapm_widgets[] = {
-	SND_SOC_DAPM_AIF_IN("DAI_OUT", "HiFi Playback", 0, SND_SOC_NOPM, 0, 0),
-	SND_SOC_DAPM_DAC("Left DAC", NULL, MAX9867_PWRMAN, 3, 0),
-	SND_SOC_DAPM_DAC("Right DAC", NULL, MAX9867_PWRMAN, 2, 0),
-	SND_SOC_DAPM_MIXER("Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
-	SND_SOC_DAPM_OUTPUT("HPOUT"),
-
-	SND_SOC_DAPM_AIF_IN("DAI_IN", "HiFi Capture", 0, SND_SOC_NOPM, 0, 0),
-	SND_SOC_DAPM_ADC("Left ADC", "HiFi Capture", MAX9867_PWRMAN, 1, 0),
-	SND_SOC_DAPM_ADC("Right ADC", "HiFi Capture", MAX9867_PWRMAN, 0, 0),
-	SND_SOC_DAPM_MUX("Input Mux", SND_SOC_NOPM, 0, 0,
-		&max9867_dapm_mux_controls),
-
-	SND_SOC_DAPM_MIXER("Input Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
-	SND_SOC_DAPM_SWITCH("Left Line", MAX9867_LEFTLINELVL, 6, 1,
-		&max9867_left_dapm_control),
-	SND_SOC_DAPM_SWITCH("Right Line", MAX9867_RIGTHLINELVL, 6, 1,
-		&max9867_right_dapm_control),
-	SND_SOC_DAPM_SWITCH("Line Mixer", SND_SOC_NOPM, 0, 0,
-		&max9867_line_dapm_control),
-	SND_SOC_DAPM_INPUT("LINE_IN"),
+	SND_SOC_DAPM_INPUT("MICL"),
+	SND_SOC_DAPM_INPUT("MICR"),
+	SND_SOC_DAPM_INPUT("LINL"),
+	SND_SOC_DAPM_INPUT("LINR"),
+
+	SND_SOC_DAPM_PGA("Left Line Input", MAX9867_PWRMAN, 6, 0, NULL, 0),
+	SND_SOC_DAPM_PGA("Right Line Input", MAX9867_PWRMAN, 5, 0, NULL, 0),
+	SND_SOC_DAPM_MIXER_NAMED_CTL("Input Mixer", SND_SOC_NOPM, 0, 0,
+				     max9867_input_mixer_controls,
+				     ARRAY_SIZE(max9867_input_mixer_controls)),
+	SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", MAX9867_PWRMAN, 1, 0),
+	SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", MAX9867_PWRMAN, 0, 0),
+
+	SND_SOC_DAPM_MIXER("Digital", SND_SOC_NOPM, 0, 0,
+			   max9867_sidetone_mixer_controls,
+			   ARRAY_SIZE(max9867_sidetone_mixer_controls)),
+	SND_SOC_DAPM_MIXER_NAMED_CTL("Output Mixer", SND_SOC_NOPM, 0, 0,
+				     max9867_output_mixer_controls,
+				     ARRAY_SIZE(max9867_output_mixer_controls)),
+	SND_SOC_DAPM_DAC("DACL", "HiFi Playback", MAX9867_PWRMAN, 3, 0),
+	SND_SOC_DAPM_DAC("DACR", "HiFi Playback", MAX9867_PWRMAN, 2, 0),
+	SND_SOC_DAPM_SWITCH("Master Playback", SND_SOC_NOPM, 0, 0,
+			    &max9867_line_out_control),
+	SND_SOC_DAPM_OUTPUT("LOUT"),
+	SND_SOC_DAPM_OUTPUT("ROUT"),
 };
 
 static const struct snd_soc_dapm_route max9867_audio_map[] = {
-	{"Left DAC", NULL, "DAI_OUT"},
-	{"Right DAC", NULL, "DAI_OUT"},
-	{"Output Mixer", NULL, "Left DAC"},
-	{"Output Mixer", NULL, "Right DAC"},
-	{"HPOUT", NULL, "Output Mixer"},
-
-	{"Left ADC", NULL, "DAI_IN"},
-	{"Right ADC", NULL, "DAI_IN"},
-	{"Input Mixer", NULL, "Left ADC"},
-	{"Input Mixer", NULL, "Right ADC"},
-	{"Input Mux", "Line", "Input Mixer"},
-	{"Input Mux", "Mic", "Input Mixer"},
-	{"Input Mux", "Mic_Line", "Input Mixer"},
-	{"Right Line", "Switch", "Input Mux"},
-	{"Left Line", "Switch", "Input Mux"},
-	{"LINE_IN", NULL, "Left Line"},
-	{"LINE_IN", NULL, "Right Line"},
+	{"Left Line Input", NULL, "LINL"},
+	{"Right Line Input", NULL, "LINR"},
+	{"Input Mixer", "Mic Capture Switch", "MICL"},
+	{"Input Mixer", "Mic Capture Switch", "MICR"},
+	{"Input Mixer", "Line Capture Switch", "Left Line Input"},
+	{"Input Mixer", "Line Capture Switch", "Right Line Input"},
+	{"ADCL", NULL, "Input Mixer"},
+	{"ADCR", NULL, "Input Mixer"},
+
+	{"Digital", "Sidetone Switch", "ADCL"},
+	{"Digital", "Sidetone Switch", "ADCR"},
+	{"DACL", NULL, "Digital"},
+	{"DACR", NULL, "Digital"},
+
+	{"Output Mixer", "Line Bypass Switch", "Left Line Input"},
+	{"Output Mixer", "Line Bypass Switch", "Right Line Input"},
+	{"Output Mixer", NULL, "DACL"},
+	{"Output Mixer", NULL, "DACR"},
+	{"Master Playback", "Switch", "Output Mixer"},
+	{"LOUT", NULL, "Master Playback"},
+	{"ROUT", NULL, "Master Playback"},
 };
 
 static const unsigned int max9867_rates_44k1[] = {
@@ -235,13 +252,8 @@ static int max9867_mute(struct snd_soc_dai *dai, int mute)
 	struct snd_soc_component *component = dai->component;
 	struct max9867_priv *max9867 = snd_soc_component_get_drvdata(component);
 
-	if (mute)
-		regmap_update_bits(max9867->regmap, MAX9867_DACLEVEL,
-			MAX9867_DAC_MUTE_MASK, MAX9867_DAC_MUTE_MASK);
-	else
-		regmap_update_bits(max9867->regmap, MAX9867_DACLEVEL,
-			MAX9867_DAC_MUTE_MASK, 0);
-	return 0;
+	return regmap_update_bits(max9867->regmap, MAX9867_DACLEVEL,
+				  1 << 6, !!mute << 6);
 }
 
 static int max9867_set_dai_sysclk(struct snd_soc_dai *codec_dai,
@@ -464,8 +476,8 @@ static const struct reg_default max9867_reg[] = {
 	{ 0x0B, 0x00 },
 	{ 0x0C, 0x00 },
 	{ 0x0D, 0x00 },
-	{ 0x0E, 0x00 },
-	{ 0x0F, 0x00 },
+	{ 0x0E, 0x40 },
+	{ 0x0F, 0x40 },
 	{ 0x10, 0x00 },
 	{ 0x11, 0x00 },
 	{ 0x12, 0x00 },
diff --git a/sound/soc/codecs/max9867.h b/sound/soc/codecs/max9867.h
index 7f037ab701a5..2277798291a1 100644
--- a/sound/soc/codecs/max9867.h
+++ b/sound/soc/codecs/max9867.h
@@ -48,20 +48,16 @@
 #define MAX9867_IFC1B_PCLK_8	0x06
 #define MAX9867_IFC1B_PCLK_16	0x07
 #define MAX9867_CODECFLTR    0x0a
-#define MAX9867_DACGAIN      0x0b
+#define MAX9867_SIDETONE     0x0b
 #define MAX9867_DACLEVEL     0x0c
-#define MAX9867_DAC_MUTE_SHIFT 0x6
-#define MAX9867_DAC_MUTE_WIDTH 0x1
-#define MAX9867_DAC_MUTE_MASK (0x1<<MAX9867_DAC_MUTE_SHIFT)
 #define MAX9867_ADCLEVEL     0x0d
 #define MAX9867_LEFTLINELVL  0x0e
-#define MAX9867_RIGTHLINELVL 0x0f
+#define MAX9867_RIGHTLINELVL 0x0f
 #define MAX9867_LEFTVOL      0x10
 #define MAX9867_RIGHTVOL     0x11
 #define MAX9867_LEFTMICGAIN  0x12
 #define MAX9867_RIGHTMICGAIN 0x13
 #define MAX9867_INPUTCONFIG  0x14
-#define MAX9867_INPUT_SHIFT  0x6
 #define MAX9867_MICCONFIG    0x15
 #define MAX9867_MODECONFIG   0x16
 #define MAX9867_PWRMAN       0x17