[alsa-devel] [PATCH v3 2/8] ASoC: da7210: Add support for DAPM

Ashish Chavan ashish.chavan at kpitcummins.com
Fri Oct 14 13:01:38 CEST 2011


This patch adds support for DAPM covering all inputs and outputs
as well as ADC and DAC.

Signed-off-by: Ashish Chavan <ashish.chavan at kpitcummins.com>
Signed-off-by: David Dajun Chen <dchen at diasemi.com>
---
Changes since v1:
- used supply widget for mic bias
- removed mic bias hookup
- assigned dapm widgets and routes in card struct
- removed explicit setting of default mixer settings
- removed explicit setting of ios to standby mode
---
 sound/soc/codecs/da7210.c |  210 +++++++++++++++++++++++++++++++++++++++-----
 1 files changed, 186 insertions(+), 24 deletions(-)

diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
index 0809f32..b6e5085 100644
--- a/sound/soc/codecs/da7210.c
+++ b/sound/soc/codecs/da7210.c
@@ -28,6 +28,8 @@
 /* DA7210 register space */
 #define DA7210_STATUS			0x02
 #define DA7210_STARTUP1			0x03
+#define DA7210_STARTUP2			0x04
+#define DA7210_STARTUP3			0x05
 #define DA7210_MIC_L			0x07
 #define DA7210_MIC_R			0x08
 #define DA7210_INMIX_L			0x0D
@@ -40,6 +42,7 @@
 #define DA7210_DAC_SEL			0x17
 #define DA7210_OUTMIX_L			0x1C
 #define DA7210_OUTMIX_R			0x1D
+#define DA7210_OUT2			0x20
 #define DA7210_HP_L_VOL			0x21
 #define DA7210_HP_R_VOL			0x22
 #define DA7210_HP_CFG			0x23
@@ -165,6 +168,185 @@ static const struct snd_kcontrol_new da7210_snd_controls[] = {
 			 0, 0x3F, 0, hp_out_tlv),
 };
 
+/*
+ * DAPM Controls
+ */
+/* In Mixer Left */
+static const struct snd_kcontrol_new da7210_dapm_inmixl_controls[] = {
+	SOC_DAPM_SINGLE("Mic Left Switch", DA7210_INMIX_L, 0, 1, 0),
+	SOC_DAPM_SINGLE("Mic Right Switch", DA7210_INMIX_L, 1, 1, 0),
+	SOC_DAPM_SINGLE("Aux1 Left Switch", DA7210_INMIX_L, 2, 1, 0),
+	SOC_DAPM_SINGLE("Aux2 Switch", DA7210_INMIX_L, 3, 1, 0),
+	SOC_DAPM_SINGLE("Outmix Left Switch", DA7210_INMIX_L, 4, 1, 0),
+};
+
+/* In Mixer Right */
+static const struct snd_kcontrol_new da7210_dapm_inmixr_controls[] = {
+	SOC_DAPM_SINGLE("Mic Right Switch", DA7210_INMIX_R, 0, 1, 0),
+	SOC_DAPM_SINGLE("Mic Left Switch", DA7210_INMIX_R, 1, 1, 0),
+	SOC_DAPM_SINGLE("Aux1 Right Switch", DA7210_INMIX_R, 2, 1, 0),
+	SOC_DAPM_SINGLE("Aux2 Switch", DA7210_INMIX_R, 3, 1, 0),
+	SOC_DAPM_SINGLE("Outmix Right Switch", DA7210_INMIX_R, 4, 1, 0),
+};
+
+/* Out Mixer Left */
+static const struct snd_kcontrol_new da7210_dapm_outmixl_controls[] = {
+	SOC_DAPM_SINGLE("Aux1 Left Switch", DA7210_OUTMIX_L, 0, 1, 0),
+	SOC_DAPM_SINGLE("Aux2 Switch", DA7210_OUTMIX_L, 1, 1, 0),
+	SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUTMIX_L, 2, 1, 0),
+	SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUTMIX_L, 3, 1, 0),
+	SOC_DAPM_SINGLE("DAC Left Switch", DA7210_OUTMIX_L, 4, 1, 0),
+};
+
+/* Out Mixer Right */
+static const struct snd_kcontrol_new da7210_dapm_outmixr_controls[] = {
+	SOC_DAPM_SINGLE("Aux1 Right Switch", DA7210_OUTMIX_R, 0, 1, 0),
+	SOC_DAPM_SINGLE("Aux2 Switch", DA7210_OUTMIX_R, 1, 1, 0),
+	SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUTMIX_R, 2, 1, 0),
+	SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUTMIX_R, 3, 1, 0),
+	SOC_DAPM_SINGLE("DAC Right Switch", DA7210_OUTMIX_R, 4, 1, 0),
+};
+
+/* Mono Mixer */
+static const struct snd_kcontrol_new da7210_dapm_monomix_controls[] = {
+	SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUT2, 3, 1, 0),
+	SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUT2, 4, 1, 0),
+	SOC_DAPM_SINGLE("Outmix Right Switch", DA7210_OUT2, 5, 1, 0),
+	SOC_DAPM_SINGLE("Outmix Left Switch", DA7210_OUT2, 6, 1, 0),
+};
+
+/* DAPM widgets */
+static const struct snd_soc_dapm_widget da7210_dapm_widgets[] = {
+	/* Input Side */
+	/* Input Lines */
+	SND_SOC_DAPM_INPUT("MICL"),
+	SND_SOC_DAPM_INPUT("MICR"),
+	SND_SOC_DAPM_INPUT("AUX1L"),
+	SND_SOC_DAPM_INPUT("AUX1R"),
+	SND_SOC_DAPM_INPUT("AUX2"),
+
+	/* Input PGAs */
+	SND_SOC_DAPM_PGA("Mic Left", DA7210_STARTUP3, 0, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("Mic Right", DA7210_STARTUP3, 1, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("Aux1 Left", DA7210_STARTUP3, 2, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("Aux1 Right", DA7210_STARTUP3, 3, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("Aux2 Mono", DA7210_STARTUP3, 4, 1, NULL, 0),
+
+	SND_SOC_DAPM_PGA("INPGA Left", DA7210_INMIX_L, 7, 0, NULL, 0),
+	SND_SOC_DAPM_PGA("INPGA Right", DA7210_INMIX_R, 7, 0, NULL, 0),
+
+	/* MICBIAS */
+	SND_SOC_DAPM_SUPPLY("Mic Bias", DA7210_MIC_L, 6, 0, NULL, 0),
+
+	/* Input Mixers */
+	SND_SOC_DAPM_MIXER("In Mixer Left", SND_SOC_NOPM, 0, 0,
+		&da7210_dapm_inmixl_controls[0],
+		ARRAY_SIZE(da7210_dapm_inmixl_controls)),
+
+	SND_SOC_DAPM_MIXER("In Mixer Right", SND_SOC_NOPM, 0, 0,
+		&da7210_dapm_inmixr_controls[0],
+		ARRAY_SIZE(da7210_dapm_inmixr_controls)),
+
+	/* ADCs */
+	SND_SOC_DAPM_ADC("ADC Left", "Capture", DA7210_STARTUP3, 5, 1),
+	SND_SOC_DAPM_ADC("ADC Right", "Capture", DA7210_STARTUP3, 6, 1),
+
+	/* Output Side */
+	/* DACs */
+	SND_SOC_DAPM_DAC("DAC Left", "Playback", DA7210_STARTUP2, 5, 1),
+	SND_SOC_DAPM_DAC("DAC Right", "Playback", DA7210_STARTUP2, 6, 1),
+
+	/* Output Mixers */
+	SND_SOC_DAPM_MIXER("Out Mixer Left", SND_SOC_NOPM, 0, 0,
+		&da7210_dapm_outmixl_controls[0],
+		ARRAY_SIZE(da7210_dapm_outmixl_controls)),
+
+	SND_SOC_DAPM_MIXER("Out Mixer Right", SND_SOC_NOPM, 0, 0,
+		&da7210_dapm_outmixr_controls[0],
+		ARRAY_SIZE(da7210_dapm_outmixr_controls)),
+
+	SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0,
+		&da7210_dapm_monomix_controls[0],
+		ARRAY_SIZE(da7210_dapm_monomix_controls)),
+
+	/* Output PGAs */
+	SND_SOC_DAPM_PGA("OUTPGA Left Enable", DA7210_OUTMIX_L, 7, 0, NULL, 0),
+	SND_SOC_DAPM_PGA("OUTPGA Right Enable", DA7210_OUTMIX_R, 7, 0, NULL, 0),
+
+	SND_SOC_DAPM_PGA("Out1 Left", DA7210_STARTUP2, 0, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("Out1 Right", DA7210_STARTUP2, 1, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("Out2 Mono", DA7210_STARTUP2, 2, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("Headphone Left", DA7210_STARTUP2, 3, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("Headphone Right", DA7210_STARTUP2, 4, 1, NULL, 0),
+
+	/* Output Lines */
+	SND_SOC_DAPM_OUTPUT("OUT1L"),
+	SND_SOC_DAPM_OUTPUT("OUT1R"),
+	SND_SOC_DAPM_OUTPUT("HPL"),
+	SND_SOC_DAPM_OUTPUT("HPR"),
+	SND_SOC_DAPM_OUTPUT("OUT2"),
+};
+
+/* DAPM audio route definition */
+static const struct snd_soc_dapm_route da7210_audio_map[] = {
+	/* Dest       Connecting Widget    source */
+	/* Input path */
+	{"Mic Left", NULL, "MICL"},
+	{"Mic Right", NULL, "MICR"},
+	{"Aux1 Left", NULL, "AUX1L"},
+	{"Aux1 Right", NULL, "AUX1R"},
+	{"Aux2 Mono", NULL, "AUX2"},
+
+	{"In Mixer Left", "Mic Left Switch", "Mic Left"},
+	{"In Mixer Left", "Aux1 Left Switch", "Aux1 Left"},
+	{"In Mixer Left", "Aux2 Switch", "Aux2 Mono"},
+	{"In Mixer Right", "Mic Right Switch", "Mic Right"},
+	{"In Mixer Right", "Aux1 Right Switch", "Aux1 Right"},
+	{"In Mixer Right", "Aux2 Switch", "Aux2 Mono"},
+
+	{"INPGA Left", NULL, "In Mixer Left"},
+	{"ADC Left", NULL, "INPGA Left"},
+
+	{"INPGA Right", NULL, "In Mixer Right"},
+	{"ADC Right", NULL, "INPGA Right"},
+
+	/* Output path */
+	{"Out Mixer Left", "Aux1 Left Switch", "Aux1 Left"},
+	{"Out Mixer Left", "Aux2 Switch", "Aux2 Mono"},
+	{"Out Mixer Left", "INPGA Left Switch", "INPGA Left"},
+	{"Out Mixer Left", "INPGA Right Switch", "INPGA Right"},
+	{"Out Mixer Left", "DAC Left Switch", "DAC Left"},
+
+	{"Out Mixer Right", "Aux1 Right Switch", "Aux1 Right"},
+	{"Out Mixer Right", "Aux2 Switch", "Aux2 Mono"},
+	{"Out Mixer Right", "INPGA Right Switch", "INPGA Right"},
+	{"Out Mixer Right", "INPGA Left Switch", "INPGA Left"},
+	{"Out Mixer Right", "DAC Right Switch", "DAC Right"},
+
+	{"Mono Mixer", "INPGA Right Switch", "INPGA Right"},
+	{"Mono Mixer", "INPGA Left Switch", "INPGA Left"},
+	{"Mono Mixer", "Outmix Right Switch", "Out Mixer Right"},
+	{"Mono Mixer", "Outmix Left Switch", "Out Mixer Left"},
+
+	{"OUTPGA Left Enable", NULL, "Out Mixer Left"},
+	{"OUTPGA Right Enable", NULL, "Out Mixer Right"},
+
+	{"Out1 Left", NULL, "OUTPGA Left Enable"},
+	{"OUT1L", NULL, "Out1 Left"},
+
+	{"Out1 Right", NULL, "OUTPGA Right Enable"},
+	{"OUT1R", NULL, "Out1 Right"},
+
+	{"Headphone Left", NULL, "OUTPGA Left Enable"},
+	{"HPL", NULL, "Headphone Left"},
+
+	{"Headphone Right", NULL, "OUTPGA Right Enable"},
+	{"HPR", NULL, "Headphone Right"},
+
+	{"Out2 Mono", NULL, "Mono Mixer"},
+	{"OUT2", NULL, "Out2 Mono"},
+};
+
 /* Codec private data */
 struct da7210_priv {
 	enum snd_soc_control_type control_type;
@@ -204,29 +386,6 @@ static int da7210_volatile_register(struct snd_soc_codec *codec,
 		return 0;
 	}
 }
-static int da7210_startup(struct snd_pcm_substream *substream,
-			  struct snd_soc_dai *dai)
-{
-	int is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
-	struct snd_soc_codec *codec = dai->codec;
-
-	if (is_play) {
-		/* Enable Out */
-		snd_soc_update_bits(codec, DA7210_OUTMIX_L, 0x1F, 0x10);
-		snd_soc_update_bits(codec, DA7210_OUTMIX_R, 0x1F, 0x10);
-
-	} else {
-		/* Volume 7 */
-		snd_soc_update_bits(codec, DA7210_MIC_L, 0x7, 0x7);
-		snd_soc_update_bits(codec, DA7210_MIC_R, 0x7, 0x7);
-
-		/* Enable Mic */
-		snd_soc_update_bits(codec, DA7210_INMIX_L, 0x1F, 0x1);
-		snd_soc_update_bits(codec, DA7210_INMIX_R, 0x1F, 0x1);
-	}
-
-	return 0;
-}
 
 /*
  * Set PCM DAI word length.
@@ -409,7 +568,6 @@ static int da7210_set_dai_fmt(struct snd_soc_dai *codec_dai, u32 fmt)
 
 /* DAI operations */
 static struct snd_soc_dai_ops da7210_dai_ops = {
-	.startup	= da7210_startup,
 	.hw_params	= da7210_hw_params,
 	.set_fmt	= da7210_set_dai_fmt,
 };
@@ -544,6 +702,10 @@ static struct snd_soc_codec_driver soc_codec_dev_da7210 = {
 	.reg_word_size		= sizeof(u8),
 	.reg_cache_default	= da7210_reg,
 	.volatile_register	= da7210_volatile_register,
+	.dapm_widgets		= da7210_dapm_widgets,
+	.num_dapm_widgets	= ARRAY_SIZE(da7210_dapm_widgets),
+	.dapm_routes		= da7210_audio_map,
+	.num_dapm_routes	= ARRAY_SIZE(da7210_audio_map),
 };
 
 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
-- 
1.7.1




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