Merge remote-tracking branches 'asoc/topic/stac9766', 'asoc/topic/sti',...

Merge remote-tracking branches 'asoc/topic/stac9766', 'asoc/topic/sti', 'asoc/topic/sti-codec', 'asoc/topic/sunxi' and 'asoc/topic/tegra' into asoc-next

Documentation/devicetree/bindings/sound/sun4i-codec.txt

 * Allwinner A10 Codec
 
 Required properties:
-- compatible: must be either "allwinner,sun4i-a10-codec" or
-  "allwinner,sun7i-a20-codec"
+- compatible: must be one of the following compatibles:
+		- "allwinner,sun4i-a10-codec"
+		- "allwinner,sun6i-a31-codec"
+		- "allwinner,sun7i-a20-codec"
+		- "allwinner,sun8i-a23-codec"
+		- "allwinner,sun8i-h3-codec"
 - reg: must contain the registers location and length
 - interrupts: must contain the codec interrupt
 - dmas: DMA channels for tx and rx dma. See the DMA client binding,
@@ -17,6 +21,43 @@ Required properties:
 Optional properties:
 - allwinner,pa-gpios: gpio to enable external amplifier
 
+Required properties for the following compatibles:
+		- "allwinner,sun6i-a31-codec"
+		- "allwinner,sun8i-a23-codec"
+		- "allwinner,sun8i-h3-codec"
+- resets: phandle to the reset control for this device
+- allwinner,audio-routing: A list of the connections between audio components.
+			   Each entry is a pair of strings, the first being the
+			   connection's sink, the second being the connection's
+			   source. Valid names include:
+
+			   Audio pins on the SoC:
+			   "HP"
+			   "HPCOM"
+			   "LINEIN"
+			   "LINEOUT"	(not on sun8i-a23)
+			   "MIC1"
+			   "MIC2"
+			   "MIC3"	(sun6i-a31 only)
+
+			   Microphone biases from the SoC:
+			   "HBIAS"
+			   "MBIAS"
+
+			   Board connectors:
+			   "Headphone"
+			   "Headset Mic"
+			   "Line In"
+			   "Line Out"
+			   "Mic"
+			   "Speaker"
+
+Required properties for the following compatibles:
+		- "allwinner,sun8i-a23-codec"
+		- "allwinner,sun8i-h3-codec"
+- allwinner,codec-analog-controls: A phandle to the codec analog controls
+				   block in the PRCM.
+
 Example:
 codec: codec@01c22c00 {
 	#sound-dai-cells = <0>;
@@ -28,3 +69,23 @@ codec: codec@01c22c00 {
 	dmas = <&dma 0 19>, <&dma 0 19>;
 	dma-names = "rx", "tx";
 };
+
+codec: codec@01c22c00 {
+	#sound-dai-cells = <0>;
+	compatible = "allwinner,sun6i-a31-codec";
+	reg = <0x01c22c00 0x98>;
+	interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
+	clocks = <&ccu CLK_APB1_CODEC>, <&ccu CLK_CODEC>;
+	clock-names = "apb", "codec";
+	resets = <&ccu RST_APB1_CODEC>;
+	dmas = <&dma 15>, <&dma 15>;
+	dma-names = "rx", "tx";
+	allwinner,audio-routing =
+		"Headphone", "HP",
+		"Speaker", "LINEOUT",
+		"LINEIN", "Line In",
+		"MIC1",	"MBIAS",
+		"MIC1", "Mic",
+		"MIC2", "HBIAS",
+		"MIC2", "Headset Mic";
+};

Documentation/devicetree/bindings/sound/sun8i-codec-analog.txt

+* Allwinner Codec Analog Controls
+
+Required properties:
+- compatible: must be one of the following compatibles:
+		- "allwinner,sun8i-a23-codec-analog"
+		- "allwinner,sun8i-h3-codec-analog"
+
+Required properties if not a sub-node of the PRCM node:
+- reg: must contain the registers location and length
+
+Example:
+prcm: prcm@01f01400 {
+	codec_analog: codec-analog {
+		compatible = "allwinner,sun8i-a23-codec-analog";
+	};
+};

sound/soc/codecs/stac9766.c

@@ -18,6 +18,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/device.h>
+#include <linux/regmap.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/ac97_codec.h>
@@ -26,31 +27,56 @@
 #include <sound/soc.h>
 #include <sound/tlv.h>
 
-#include "stac9766.h"
-
 #define STAC9766_VENDOR_ID 0x83847666
 #define STAC9766_VENDOR_ID_MASK 0xffffffff
 
-/*
- * STAC9766 register cache
- */
-static const u16 stac9766_reg[] = {
-	0x6A90, 0x8000, 0x8000, 0x8000, /* 6 */
-	0x0000, 0x0000, 0x8008, 0x8008, /* e */
-	0x8808, 0x8808, 0x8808, 0x8808, /* 16 */
-	0x8808, 0x0000, 0x8000, 0x0000, /* 1e */
-	0x0000, 0x0000, 0x0000, 0x000f, /* 26 */
-	0x0a05, 0x0400, 0xbb80, 0x0000, /* 2e */
-	0x0000, 0xbb80, 0x0000, 0x0000, /* 36 */
-	0x0000, 0x2000, 0x0000, 0x0100, /* 3e */
-	0x0000, 0x0000, 0x0080, 0x0000, /* 46 */
-	0x0000, 0x0000, 0x0003, 0xffff, /* 4e */
-	0x0000, 0x0000, 0x0000, 0x0000, /* 56 */
-	0x4000, 0x0000, 0x0000, 0x0000, /* 5e */
-	0x1201, 0xFFFF, 0xFFFF, 0x0000, /* 66 */
-	0x0000, 0x0000, 0x0000, 0x0000, /* 6e */
-	0x0000, 0x0000, 0x0000, 0x0006, /* 76 */
-	0x0000, 0x0000, 0x0000, 0x0000, /* 7e */
+#define AC97_STAC_DA_CONTROL 0x6A
+#define AC97_STAC_ANALOG_SPECIAL 0x6E
+#define AC97_STAC_STEREO_MIC 0x78
+
+static const struct reg_default stac9766_reg_defaults[] = {
+	{ 0x02, 0x8000 },
+	{ 0x04, 0x8000 },
+	{ 0x06, 0x8000 },
+	{ 0x0a, 0x0000 },
+	{ 0x0c, 0x8008 },
+	{ 0x0e, 0x8008 },
+	{ 0x10, 0x8808 },
+	{ 0x12, 0x8808 },
+	{ 0x14, 0x8808 },
+	{ 0x16, 0x8808 },
+	{ 0x18, 0x8808 },
+	{ 0x1a, 0x0000 },
+	{ 0x1c, 0x8000 },
+	{ 0x20, 0x0000 },
+	{ 0x22, 0x0000 },
+	{ 0x28, 0x0a05 },
+	{ 0x2c, 0xbb80 },
+	{ 0x32, 0xbb80 },
+	{ 0x3a, 0x2000 },
+	{ 0x3e, 0x0100 },
+	{ 0x4c, 0x0300 },
+	{ 0x4e, 0xffff },
+	{ 0x50, 0x0000 },
+	{ 0x52, 0x0000 },
+	{ 0x54, 0x0000 },
+	{ 0x6a, 0x0000 },
+	{ 0x6e, 0x1000 },
+	{ 0x72, 0x0000 },
+	{ 0x78, 0x0000 },
+};
+
+static const struct regmap_config stac9766_regmap_config = {
+	.reg_bits = 16,
+	.reg_stride = 2,
+	.val_bits = 16,
+	.max_register = 0x78,
+	.cache_type = REGCACHE_RBTREE,
+
+	.volatile_reg = regmap_ac97_default_volatile,
+
+	.reg_defaults = stac9766_reg_defaults,
+	.num_reg_defaults = ARRAY_SIZE(stac9766_reg_defaults),
 };
 
 static const char *stac9766_record_mux[] = {"Mic", "CD", "Video", "AUX",
@@ -139,71 +165,22 @@ static const struct snd_kcontrol_new stac9766_snd_ac97_controls[] = {
 	SOC_ENUM("Pop Bypass Mux", stac9766_popbypass_enum),
 };
 
-static int stac9766_ac97_write(struct snd_soc_codec *codec, unsigned int reg,
-			       unsigned int val)
-{
-	struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
-	u16 *cache = codec->reg_cache;
-
-	if (reg > AC97_STAC_PAGE0) {
-		stac9766_ac97_write(codec, AC97_INT_PAGING, 0);
-		soc_ac97_ops->write(ac97, reg, val);
-		stac9766_ac97_write(codec, AC97_INT_PAGING, 1);
-		return 0;
-	}
-	if (reg / 2 >= ARRAY_SIZE(stac9766_reg))
-		return -EIO;
-
-	soc_ac97_ops->write(ac97, reg, val);
-	cache[reg / 2] = val;
-	return 0;
-}
-
-static unsigned int stac9766_ac97_read(struct snd_soc_codec *codec,
-				       unsigned int reg)
-{
-	struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
-	u16 val = 0, *cache = codec->reg_cache;
-
-	if (reg > AC97_STAC_PAGE0) {
-		stac9766_ac97_write(codec, AC97_INT_PAGING, 0);
-		val = soc_ac97_ops->read(ac97, reg - AC97_STAC_PAGE0);
-		stac9766_ac97_write(codec, AC97_INT_PAGING, 1);
-		return val;
-	}
-	if (reg / 2 >= ARRAY_SIZE(stac9766_reg))
-		return -EIO;
-
-	if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
-		reg == AC97_INT_PAGING || reg == AC97_VENDOR_ID1 ||
-		reg == AC97_VENDOR_ID2) {
-
-		val = soc_ac97_ops->read(ac97, reg);
-		return val;
-	}
-	return cache[reg / 2];
-}
-
 static int ac97_analog_prepare(struct snd_pcm_substream *substream,
 			       struct snd_soc_dai *dai)
 {
 	struct snd_soc_codec *codec = dai->codec;
 	struct snd_pcm_runtime *runtime = substream->runtime;
-	unsigned short reg, vra;
-
-	vra = stac9766_ac97_read(codec, AC97_EXTENDED_STATUS);
+	unsigned short reg;
 
-	vra |= 0x1; /* enable variable rate audio */
-	vra &= ~0x4; /* disable SPDIF output */
-
-	stac9766_ac97_write(codec, AC97_EXTENDED_STATUS, vra);
+	/* enable variable rate audio, disable SPDIF output */
+	snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x5, 0x1);
 
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 		reg = AC97_PCM_FRONT_DAC_RATE;
 	else
 		reg = AC97_PCM_LR_ADC_RATE;
 
-	return stac9766_ac97_write(codec, reg, runtime->rate);
+	return snd_soc_write(codec, reg, runtime->rate);
 }
 
 static int ac97_digital_prepare(struct snd_pcm_substream *substream,
@@ -211,18 +188,16 @@ static int ac97_digital_prepare(struct snd_pcm_substream *substream,
 {
 	struct snd_soc_codec *codec = dai->codec;
 	struct snd_pcm_runtime *runtime = substream->runtime;
-	unsigned short reg, vra;
-
-	stac9766_ac97_write(codec, AC97_SPDIF, 0x2002);
+	unsigned short reg;
 
-	vra = stac9766_ac97_read(codec, AC97_EXTENDED_STATUS);
-	vra |= 0x5; /* Enable VRA and SPDIF out */
+	snd_soc_write(codec, AC97_SPDIF, 0x2002);
 
-	stac9766_ac97_write(codec, AC97_EXTENDED_STATUS, vra);
+	/* Enable VRA and SPDIF out */
+	snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x5, 0x5);
 
 	reg = AC97_PCM_FRONT_DAC_RATE;
 
-	return stac9766_ac97_write(codec, reg, runtime->rate);
+	return snd_soc_write(codec, reg, runtime->rate);
 }
 
 static int stac9766_set_bias_level(struct snd_soc_codec *codec,
@@ -232,11 +207,11 @@ static int stac9766_set_bias_level(struct snd_soc_codec *codec,
 	case SND_SOC_BIAS_ON: /* full On */
 	case SND_SOC_BIAS_PREPARE: /* partial On */
 	case SND_SOC_BIAS_STANDBY: /* Off, with power */
-		stac9766_ac97_write(codec, AC97_POWERDOWN, 0x0000);
+		snd_soc_write(codec, AC97_POWERDOWN, 0x0000);
 		break;
 	case SND_SOC_BIAS_OFF: /* Off, without power */
 		/* disable everything including AC link */
-		stac9766_ac97_write(codec, AC97_POWERDOWN, 0xffff);
+		snd_soc_write(codec, AC97_POWERDOWN, 0xffff);
 		break;
 	}
 	return 0;
@@ -300,21 +275,34 @@ static struct snd_soc_dai_driver stac9766_dai[] = {
 static int stac9766_codec_probe(struct snd_soc_codec *codec)
 {
 	struct snd_ac97 *ac97;
+	struct regmap *regmap;
+	int ret;
 
 	ac97 = snd_soc_new_ac97_codec(codec, STAC9766_VENDOR_ID,
 			STAC9766_VENDOR_ID_MASK);
 	if (IS_ERR(ac97))
 		return PTR_ERR(ac97);
 
+	regmap = regmap_init_ac97(ac97, &stac9766_regmap_config);
+	if (IS_ERR(regmap)) {
+		ret = PTR_ERR(regmap);
+		goto err_free_ac97;
+	}
+
+	snd_soc_codec_init_regmap(codec, regmap);
 	snd_soc_codec_set_drvdata(codec, ac97);
 
 	return 0;
+err_free_ac97:
+	snd_soc_free_ac97_codec(ac97);
+	return ret;
 }
 
 static int stac9766_codec_remove(struct snd_soc_codec *codec)
 {
 	struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
 
+	snd_soc_codec_exit_regmap(codec);
 	snd_soc_free_ac97_codec(ac97);
 	return 0;
 }
@@ -324,17 +312,11 @@ static struct snd_soc_codec_driver soc_codec_dev_stac9766 = {
 		.controls		= stac9766_snd_ac97_controls,
 		.num_controls		= ARRAY_SIZE(stac9766_snd_ac97_controls),
 	},
-	.write = stac9766_ac97_write,
-	.read = stac9766_ac97_read,
 	.set_bias_level = stac9766_set_bias_level,
 	.suspend_bias_off = true,
 	.probe = stac9766_codec_probe,
 	.remove = stac9766_codec_remove,
 	.resume = stac9766_codec_resume,
-	.reg_cache_size = ARRAY_SIZE(stac9766_reg),
-	.reg_word_size = sizeof(u16),
-	.reg_cache_step = 2,
-	.reg_cache_default = stac9766_reg,
 };
 
 static int stac9766_probe(struct platform_device *pdev)

sound/soc/codecs/stac9766.h

-/*
- * stac9766.h  --  STAC9766 Soc Audio driver
- */
-
-#ifndef _STAC9766_H
-#define _STAC9766_H
-
-#define AC97_STAC_PAGE0 0x1000
-#define AC97_STAC_DA_CONTROL (AC97_STAC_PAGE0 | 0x6A)
-#define AC97_STAC_ANALOG_SPECIAL (AC97_STAC_PAGE0 | 0x6E)
-#define AC97_STAC_STEREO_MIC 0x78
-
-/* STAC9766 DAI ID's */
-#define STAC9766_DAI_AC97_ANALOG		0
-#define STAC9766_DAI_AC97_DIGITAL		1
-
-#endif

sound/soc/codecs/sti-sas.c

@@ -14,28 +14,8 @@
 #include <sound/soc.h>
 #include <sound/soc-dapm.h>
 
-/* chipID supported */
-#define CHIPID_STIH416 0
-#define CHIPID_STIH407 1
-
 /* DAC definitions */
 
-/* stih416 DAC registers */
-/* sysconf 2517: Audio-DAC-Control */
-#define STIH416_AUDIO_DAC_CTRL 0x00000814
-/* sysconf 2519: Audio-Gue-Control */
-#define STIH416_AUDIO_GLUE_CTRL 0x0000081C
-
-#define STIH416_DAC_NOT_STANDBY	0x3
-#define STIH416_DAC_SOFTMUTE	0x4
-#define STIH416_DAC_ANA_NOT_PWR	0x5
-#define STIH416_DAC_NOT_PNDBG	0x6
-
-#define STIH416_DAC_NOT_STANDBY_MASK	BIT(STIH416_DAC_NOT_STANDBY)
-#define STIH416_DAC_SOFTMUTE_MASK	BIT(STIH416_DAC_SOFTMUTE)
-#define STIH416_DAC_ANA_NOT_PWR_MASK	BIT(STIH416_DAC_ANA_NOT_PWR)
-#define STIH416_DAC_NOT_PNDBG_MASK	BIT(STIH416_DAC_NOT_PNDBG)
-
 /* stih407 DAC registers */
 /* sysconf 5041: Audio-Gue-Control */
 #define STIH407_AUDIO_GLUE_CTRL 0x000000A4
@@ -63,14 +43,9 @@ enum {
 	STI_SAS_DAI_ANALOG_OUT,
 };
 
-static const struct reg_default stih416_sas_reg_defaults[] = {
-	{ STIH407_AUDIO_GLUE_CTRL, 0x00000040 },
-	{ STIH407_AUDIO_DAC_CTRL, 0x000000000 },
-};
-
 static const struct reg_default stih407_sas_reg_defaults[] = {
-	{ STIH416_AUDIO_DAC_CTRL, 0x000000000 },
-	{ STIH416_AUDIO_GLUE_CTRL, 0x00000040 },
+	{ STIH407_AUDIO_DAC_CTRL, 0x000000000 },
+	{ STIH407_AUDIO_GLUE_CTRL, 0x00000040 },
 };
 
 struct sti_dac_audio {
@@ -89,7 +64,6 @@ struct sti_spdif_audio {
 
 /* device data structure */
 struct sti_sas_dev_data {
-	const int chipid; /* IC version */
 	const struct regmap_config *regmap;
 	const struct snd_soc_dai_ops *dac_ops;  /* DAC function callbacks */
 	const struct snd_soc_dapm_widget *dapm_widgets; /* dapms declaration */
@@ -150,13 +124,11 @@ static int  sti_sas_init_sas_registers(struct snd_soc_codec *codec,
 		ret = snd_soc_update_bits(codec, STIH407_AUDIO_GLUE_CTRL,
 					  SPDIF_BIPHASE_IDLE_MASK, 0);
 	if (ret < 0) {
-		dev_err(codec->dev, "Failed to update SPDIF registers");
+		dev_err(codec->dev, "Failed to update SPDIF registers\n");
 		return ret;
 	}
 
 	/* Init DAC configuration */
-	switch (data->dev_data->chipid) {
-	case CHIPID_STIH407:
 	/* init configuration */
 	ret =  snd_soc_update_bits(codec, STIH407_AUDIO_DAC_CTRL,
 				   STIH407_DAC_STANDBY_MASK,
@@ -170,31 +142,9 @@ static int  sti_sas_init_sas_registers(struct snd_soc_codec *codec,
 		ret = snd_soc_update_bits(codec, STIH407_AUDIO_DAC_CTRL,
 					  STIH407_DAC_SOFTMUTE_MASK,
 					  STIH407_DAC_SOFTMUTE_MASK);
-		break;
-	case CHIPID_STIH416:
-		ret =  snd_soc_update_bits(codec, STIH416_AUDIO_DAC_CTRL,
-					   STIH416_DAC_NOT_STANDBY_MASK, 0);
-		if (!ret)
-			ret =  snd_soc_update_bits(codec,
-						   STIH416_AUDIO_DAC_CTRL,
-						   STIH416_DAC_ANA_NOT_PWR, 0);
-		if (!ret)
-			ret =  snd_soc_update_bits(codec,
-						   STIH416_AUDIO_DAC_CTRL,
-						   STIH416_DAC_NOT_PNDBG_MASK,
-						   0);
-		if (!ret)
-			ret =  snd_soc_update_bits(codec,
-						   STIH416_AUDIO_DAC_CTRL,
-						   STIH416_DAC_SOFTMUTE_MASK,
-						   STIH416_DAC_SOFTMUTE_MASK);
-		break;
-	default:
-		return -EINVAL;
-	}
 
 	if (ret < 0) {
-		dev_err(codec->dev, "Failed to update DAC registers");
+		dev_err(codec->dev, "Failed to update DAC registers\n");
 		return ret;
 	}
 
@@ -217,37 +167,6 @@ static int sti_sas_dac_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 	return 0;
 }
 
-static int stih416_dac_probe(struct snd_soc_dai *dai)
-{
-	struct snd_soc_codec *codec = dai->codec;
-	struct sti_sas_data *drvdata = dev_get_drvdata(codec->dev);
-	struct sti_dac_audio *dac = &drvdata->dac;
-
-	/* Get reset control */
-	dac->rst = devm_reset_control_get(codec->dev, "dac_rst");
-	if (IS_ERR(dac->rst)) {
-		dev_err(dai->codec->dev,
-			"%s: ERROR: DAC reset control not defined !\n",
-			__func__);
-		dac->rst = NULL;
-		return -EFAULT;
-	}
-	/* Put the DAC into reset */
-	reset_control_assert(dac->rst);
-
-	return 0;
-}
-
-static const struct snd_soc_dapm_widget stih416_sas_dapm_widgets[] = {
-	SND_SOC_DAPM_PGA("DAC bandgap", STIH416_AUDIO_DAC_CTRL,
-			 STIH416_DAC_NOT_PNDBG_MASK, 0, NULL, 0),
-	SND_SOC_DAPM_OUT_DRV("DAC standby ana", STIH416_AUDIO_DAC_CTRL,
-			     STIH416_DAC_ANA_NOT_PWR, 0, NULL, 0),
-	SND_SOC_DAPM_DAC("DAC standby",  "dac_p", STIH416_AUDIO_DAC_CTRL,
-			 STIH416_DAC_NOT_STANDBY, 0),
-	SND_SOC_DAPM_OUTPUT("DAC Output"),
-};
-
 static const struct snd_soc_dapm_widget stih407_sas_dapm_widgets[] = {
 	SND_SOC_DAPM_OUT_DRV("DAC standby ana", STIH407_AUDIO_DAC_CTRL,
 			     STIH407_DAC_STANDBY_ANA, 1, NULL, 0),
@@ -256,30 +175,11 @@ static const struct snd_soc_dapm_widget stih407_sas_dapm_widgets[] = {
 	SND_SOC_DAPM_OUTPUT("DAC Output"),
 };
 
-static const struct snd_soc_dapm_route stih416_sas_route[] = {
-	{"DAC Output", NULL, "DAC bandgap"},
-	{"DAC Output", NULL, "DAC standby ana"},
-	{"DAC standby ana", NULL, "DAC standby"},
-};
-
 static const struct snd_soc_dapm_route stih407_sas_route[] = {
 	{"DAC Output", NULL, "DAC standby ana"},
 	{"DAC standby ana", NULL, "DAC standby"},
 };
 
-static int stih416_sas_dac_mute(struct snd_soc_dai *dai, int mute, int stream)
-{
-	struct snd_soc_codec *codec = dai->codec;
-
-	if (mute) {
-		return snd_soc_update_bits(codec, STIH416_AUDIO_DAC_CTRL,
-					    STIH416_DAC_SOFTMUTE_MASK,
-					    STIH416_DAC_SOFTMUTE_MASK);
-	} else {
-		return snd_soc_update_bits(codec, STIH416_AUDIO_DAC_CTRL,
-					    STIH416_DAC_SOFTMUTE_MASK, 0);
-	}
-}
 
 static int stih407_sas_dac_mute(struct snd_soc_dai *dai, int mute, int stream)
 {
@@ -392,13 +292,13 @@ static int sti_sas_prepare(struct snd_pcm_substream *substream,
 	switch (dai->id) {
 	case STI_SAS_DAI_SPDIF_OUT:
 		if ((drvdata->spdif.mclk / runtime->rate) != 128) {
-			dev_err(codec->dev, "unexpected mclk-fs ratio");
+			dev_err(codec->dev, "unexpected mclk-fs ratio\n");
 			return -EINVAL;
 		}
 		break;
 	case STI_SAS_DAI_ANALOG_OUT:
 		if ((drvdata->dac.mclk / runtime->rate) != 256) {
-			dev_err(codec->dev, "unexpected mclk-fs ratio");
+			dev_err(codec->dev, "unexpected mclk-fs ratio\n");
 			return -EINVAL;
 		}
 		break;
@@ -407,13 +307,6 @@ static int sti_sas_prepare(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static const struct snd_soc_dai_ops stih416_dac_ops = {
-	.set_fmt = sti_sas_dac_set_fmt,
-	.mute_stream = stih416_sas_dac_mute,
-	.prepare = sti_sas_prepare,
-	.set_sysclk = sti_sas_set_sysclk,
-};
-
 static const struct snd_soc_dai_ops stih407_dac_ops = {
 	.set_fmt = sti_sas_dac_set_fmt,
 	.mute_stream = stih407_sas_dac_mute,
@@ -434,31 +327,7 @@ static const struct regmap_config stih407_sas_regmap = {
 	.reg_write = sti_sas_write_reg,
 };
 
-static const struct regmap_config stih416_sas_regmap = {
-	.reg_bits = 32,
-	.val_bits = 32,
-
-	.max_register = STIH416_AUDIO_DAC_CTRL,
-	.reg_defaults = stih416_sas_reg_defaults,
-	.num_reg_defaults = ARRAY_SIZE(stih416_sas_reg_defaults),
-	.volatile_reg = sti_sas_volatile_register,
-	.cache_type = REGCACHE_RBTREE,
-	.reg_read = sti_sas_read_reg,
-	.reg_write = sti_sas_write_reg,
-};
-
-static const struct sti_sas_dev_data stih416_data = {
-	.chipid = CHIPID_STIH416,
-	.regmap = &stih416_sas_regmap,
-	.dac_ops = &stih416_dac_ops,
-	.dapm_widgets = stih416_sas_dapm_widgets,
-	.num_dapm_widgets = ARRAY_SIZE(stih416_sas_dapm_widgets),
-	.dapm_routes =	stih416_sas_route,
-	.num_dapm_routes = ARRAY_SIZE(stih416_sas_route),
-};
-
 static const struct sti_sas_dev_data stih407_data = {
-	.chipid = CHIPID_STIH407,
 	.regmap = &stih407_sas_regmap,
 	.dac_ops = &stih407_dac_ops,
 	.dapm_widgets = stih407_sas_dapm_widgets,
@@ -532,10 +401,6 @@ static struct snd_soc_codec_driver sti_sas_driver = {
 };
 
 static const struct of_device_id sti_sas_dev_match[] = {
-	{
-		.compatible = "st,stih416-sas-codec",
-		.data = &stih416_data,
-	},
 	{
 		.compatible = "st,stih407-sas-codec",
 		.data = &stih407_data,
@@ -558,7 +423,7 @@ static int sti_sas_driver_probe(struct platform_device *pdev)
 	/* Populate data structure depending on compatibility */
 	of_id = of_match_node(sti_sas_dev_match, pnode);
 	if (!of_id->data) {
-		dev_err(&pdev->dev, "data associated to device is missing");
+		dev_err(&pdev->dev, "data associated to device is missing\n");
 		return -EINVAL;
 	}
 
@@ -584,10 +449,6 @@ static int sti_sas_driver_probe(struct platform_device *pdev)
 	}
 	drvdata->spdif.regmap = drvdata->dac.regmap;
 
-	/* Set DAC dai probe */
-	if (drvdata->dev_data->chipid == CHIPID_STIH416)
-		sti_sas_dai[STI_SAS_DAI_ANALOG_OUT].probe = stih416_dac_probe;
-
 	sti_sas_dai[STI_SAS_DAI_ANALOG_OUT].ops = drvdata->dev_data->dac_ops;
 
 	/* Set dapms*/

sound/soc/fsl/efika-audio-fabric.c

@@ -27,7 +27,6 @@
 
 #include "mpc5200_dma.h"
 #include "mpc5200_psc_ac97.h"
-#include "../codecs/stac9766.h"
 
 #define DRV_NAME "efika-audio-fabric"
 

sound/soc/sti/sti_uniperif.c

@@ -7,6 +7,7 @@
 
 #include <linux/module.h>
 #include <linux/pinctrl/consumer.h>
+#include <linux/delay.h>
 
 #include "uniperif.h"
 
@@ -97,6 +98,28 @@ static const struct of_device_id snd_soc_sti_match[] = {
 	{},
 };
 
+int  sti_uniperiph_reset(struct uniperif *uni)
+{
+	int count = 10;
+
+	/* Reset uniperipheral uni */
+	SET_UNIPERIF_SOFT_RST_SOFT_RST(uni);
+
+	if (uni->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) {
+		while (GET_UNIPERIF_SOFT_RST_SOFT_RST(uni) && count) {
+			udelay(5);
+			count--;
+		}
+	}
+
+	if (!count) {
+		dev_err(uni->dev, "Failed to reset uniperif\n");
+		return -EIO;
+	}
+
+	return 0;
+}
+
 int sti_uniperiph_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
 			       unsigned int rx_mask, int slots,
 			       int slot_width)
@@ -293,7 +316,7 @@ static int sti_uniperiph_dai_suspend(struct snd_soc_dai *dai)
 
 	/* The uniperipheral should be in stopped state */
 	if (uni->state != UNIPERIF_STATE_STOPPED) {
-		dev_err(uni->dev, "%s: invalid uni state( %d)",
+		dev_err(uni->dev, "%s: invalid uni state( %d)\n",
 			__func__, (int)uni->state);
 		return -EBUSY;
 	}
@@ -301,7 +324,7 @@ static int sti_uniperiph_dai_suspend(struct snd_soc_dai *dai)
 	/* Pinctrl: switch pinstate to sleep */
 	ret = pinctrl_pm_select_sleep_state(uni->dev);
 	if (ret)
-		dev_err(uni->dev, "%s: failed to select pinctrl state",
+		dev_err(uni->dev, "%s: failed to select pinctrl state\n",
 			__func__);
 
 	return ret;
@@ -322,7 +345,7 @@ static int sti_uniperiph_dai_resume(struct snd_soc_dai *dai)
 	/* pinctrl: switch pinstate to default */
 	ret = pinctrl_pm_select_default_state(uni->dev);
 	if (ret)
-		dev_err(uni->dev, "%s: failed to select pinctrl state",
+		dev_err(uni->dev, "%s: failed to select pinctrl state\n",
 			__func__);
 
 	return ret;
@@ -366,11 +389,12 @@ static int sti_uniperiph_cpu_dai_of(struct device_node *node,
 	const struct of_device_id *of_id;
 	const struct sti_uniperiph_dev_data *dev_data;
 	const char *mode;
+	int ret;
 
 	/* Populate data structure depending on compatibility */
 	of_id = of_match_node(snd_soc_sti_match, node);
 	if (!of_id->data) {
-		dev_err(dev, "data associated to device is missing");
+		dev_err(dev, "data associated to device is missing\n");
 		return -EINVAL;
 	}
 	dev_data = (struct sti_uniperiph_dev_data *)of_id->data;
@@ -389,7 +413,7 @@ static int sti_uniperiph_cpu_dai_of(struct device_node *node,
 	uni->mem_region = platform_get_resource(priv->pdev, IORESOURCE_MEM, 0);
 
 	if (!uni->mem_region) {
-		dev_err(dev, "Failed to get memory resource");
+		dev_err(dev, "Failed to get memory resource\n");
 		return -ENODEV;
 	}
 
@@ -403,7 +427,7 @@ static int sti_uniperiph_cpu_dai_of(struct device_node *node,
 
 	uni->irq = platform_get_irq(priv->pdev, 0);
 	if (uni->irq < 0) {
-		dev_err(dev, "Failed to get IRQ resource");
+		dev_err(dev, "Failed to get IRQ resource\n");
 		return -ENXIO;
 	}
 
@@ -421,12 +445,15 @@ static int sti_uniperiph_cpu_dai_of(struct device_node *node,
 	dai_data->stream = dev_data->stream;
 
 	if (priv->dai_data.stream == SNDRV_PCM_STREAM_PLAYBACK) {
-		uni_player_init(priv->pdev, uni);
+		ret = uni_player_init(priv->pdev, uni);
 		stream = &dai->playback;
 	} else {
-		uni_reader_init(priv->pdev, uni);
+		ret = uni_reader_init(priv->pdev, uni);
 		stream = &dai->capture;
 	}
+	if (ret < 0)
+		return ret;
+
 	dai->ops = uni->dai_ops;
 
 	stream->stream_name = dai->name;

sound/soc/sti/uniperif.h

@@ -1397,6 +1397,8 @@ static inline int sti_uniperiph_get_unip_tdm_frame_size(struct uniperif *uni)
 	return (uni->tdm_slot.slots * uni->tdm_slot.slot_width / 8);
 }
 
+int  sti_uniperiph_reset(struct uniperif *uni);
+
 int sti_uniperiph_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
 			       unsigned int rx_mask, int slots,
 			       int slot_width);

sound/soc/sti/uniperif_player.c

@@ -6,8 +6,6 @@
  */
 
 #include <linux/clk.h>
-#include <linux/delay.h>
-#include <linux/io.h>
 #include <linux/mfd/syscon.h>
 
 #include <sound/asoundef.h>
@@ -55,25 +53,6 @@ static const struct snd_pcm_hardware uni_player_pcm_hw = {
 	.buffer_bytes_max = 256 * PAGE_SIZE
 };
 
-static inline int reset_player(struct uniperif *player)
-{
-	int count = 10;
-
-	if (player->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) {
-		while (GET_UNIPERIF_SOFT_RST_SOFT_RST(player) && count) {
-			udelay(5);
-			count--;
-		}
-	}
-
-	if (!count) {
-		dev_err(player->dev, "Failed to reset uniperif");
-		return -EIO;
-	}
-
-	return 0;
-}
-
 /*
  * uni_player_irq_handler
  * In case of error audio stream is stopped; stop action is protected via PCM
@@ -97,7 +76,7 @@ static irqreturn_t uni_player_irq_handler(int irq, void *dev_id)
 
 	/* Check for fifo error (underrun) */
 	if (unlikely(status & UNIPERIF_ITS_FIFO_ERROR_MASK(player))) {
-		dev_err(player->dev, "FIFO underflow error detected");
+		dev_err(player->dev, "FIFO underflow error detected\n");
 
 		/* Interrupt is just for information when underflow recovery */
 		if (player->underflow_enabled) {
@@ -119,7 +98,7 @@ static irqreturn_t uni_player_irq_handler(int irq, void *dev_id)
 
 	/* Check for dma error (overrun) */
 	if (unlikely(status & UNIPERIF_ITS_DMA_ERROR_MASK(player))) {
-		dev_err(player->dev, "DMA error detected");
+		dev_err(player->dev, "DMA error detected\n");
 
 		/* Disable interrupt so doesn't continually fire */
 		SET_UNIPERIF_ITM_BCLR_DMA_ERROR(player);
@@ -135,11 +114,14 @@ static irqreturn_t uni_player_irq_handler(int irq, void *dev_id)
 	/* Check for underflow recovery done */
 	if (unlikely(status & UNIPERIF_ITM_UNDERFLOW_REC_DONE_MASK(player))) {
 		if (!player->underflow_enabled) {
-			dev_err(player->dev, "unexpected Underflow recovering");
+			dev_err(player->dev,
+				"unexpected Underflow recovering\n");
 			return -EPERM;
 		}
 		/* Read the underflow recovery duration */
 		tmp = GET_UNIPERIF_STATUS_1_UNDERFLOW_DURATION(player);
+		dev_dbg(player->dev, "Underflow recovered (%d LR clocks max)\n",
+			tmp);
 
 		/* Clear the underflow recovery duration */
 		SET_UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION(player);
@@ -153,7 +135,7 @@ static irqreturn_t uni_player_irq_handler(int irq, void *dev_id)
 	/* Check if underflow recovery failed */
 	if (unlikely(status &
 		     UNIPERIF_ITM_UNDERFLOW_REC_FAILED_MASK(player))) {
-		dev_err(player->dev, "Underflow recovery failed");
+		dev_err(player->dev, "Underflow recovery failed\n");
 
 		/* Stop the player */
 		snd_pcm_stream_lock(player->substream);
@@ -336,7 +318,7 @@ static int uni_player_prepare_iec958(struct uniperif *player,
 
 	/* Oversampling must be multiple of 128 as iec958 frame is 32-bits */
 	if ((clk_div % 128) || (clk_div <= 0)) {
-		dev_err(player->dev, "%s: invalid clk_div %d",
+		dev_err(player->dev, "%s: invalid clk_div %d\n",
 			__func__, clk_div);
 		return -EINVAL;
 	}
@@ -359,7 +341,7 @@ static int uni_player_prepare_iec958(struct uniperif *player,
 		SET_UNIPERIF_I2S_FMT_DATA_SIZE_24(player);
 		break;
 	default:
-		dev_err(player->dev, "format not supported");
+		dev_err(player->dev, "format not supported\n");
 		return -EINVAL;
 	}
 
@@ -448,12 +430,12 @@ static int uni_player_prepare_pcm(struct uniperif *player,
 	 * for 16 bits must be a multiple of 64
 	 */
 	if ((slot_width == 32) && (clk_div % 128)) {
-		dev_err(player->dev, "%s: invalid clk_div", __func__);
+		dev_err(player->dev, "%s: invalid clk_div\n", __func__);
 		return -EINVAL;
 	}
 
 	if ((slot_width == 16) && (clk_div % 64)) {
-		dev_err(player->dev, "%s: invalid clk_div", __func__);
+		dev_err(player->dev, "%s: invalid clk_div\n", __func__);
 		return -EINVAL;
 	}
 
@@ -471,7 +453,7 @@ static int uni_player_prepare_pcm(struct uniperif *player,
 		SET_UNIPERIF_I2S_FMT_DATA_SIZE_16(player);
 		break;
 	default:
-		dev_err(player->dev, "subframe format not supported");
+		dev_err(player->dev, "subframe format not supported\n");
 		return -EINVAL;
 	}
 
@@ -491,7 +473,7 @@ static int uni_player_prepare_pcm(struct uniperif *player,
 		break;
 
 	default:
-		dev_err(player->dev, "format not supported");
+		dev_err(player->dev, "format not supported\n");
 		return -EINVAL;
 	}
 
@@ -504,7 +486,7 @@ static int uni_player_prepare_pcm(struct uniperif *player,
 	/* Number of channelsmust be even*/
 	if ((runtime->channels % 2) || (runtime->channels < 2) ||
 	    (runtime->channels > 10)) {
-		dev_err(player->dev, "%s: invalid nb of channels", __func__);
+		dev_err(player->dev, "%s: invalid nb of channels\n", __func__);
 		return -EINVAL;
 	}
 
@@ -762,7 +744,7 @@ static int uni_player_prepare(struct snd_pcm_substream *substream,
 
 	/* The player should be stopped */
 	if (player->state != UNIPERIF_STATE_STOPPED) {
-		dev_err(player->dev, "%s: invalid player state %d", __func__,
+		dev_err(player->dev, "%s: invalid player state %d\n", __func__,
 			player->state);
 		return -EINVAL;
 	}
@@ -791,7 +773,8 @@ static int uni_player_prepare(struct snd_pcm_substream *substream,
 	/* Trigger limit must be an even number */
 	if ((!trigger_limit % 2) || (trigger_limit != 1 && transfer_size % 2) ||
 	    (trigger_limit > UNIPERIF_CONFIG_DMA_TRIG_LIMIT_MASK(player))) {
-		dev_err(player->dev, "invalid trigger limit %d", trigger_limit);
+		dev_err(player->dev, "invalid trigger limit %d\n",
+			trigger_limit);
 		return -EINVAL;
 	}
 
@@ -812,7 +795,7 @@ static int uni_player_prepare(struct snd_pcm_substream *substream,
 		ret = uni_player_prepare_tdm(player, runtime);
 		break;
 	default:
-		dev_err(player->dev, "invalid player type");
+		dev_err(player->dev, "invalid player type\n");
 		return -EINVAL;
 	}
 
@@ -852,16 +835,14 @@ static int uni_player_prepare(struct snd_pcm_substream *substream,
 		SET_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(player);
 		break;
 	default:
-		dev_err(player->dev, "format not supported");
+		dev_err(player->dev, "format not supported\n");
 		return -EINVAL;
 	}
 
 	SET_UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ(player, 0);
 
-	/* Reset uniperipheral player */
-	SET_UNIPERIF_SOFT_RST_SOFT_RST(player);
 
-	return reset_player(player);
+	return sti_uniperiph_reset(player);
 }
 
 static int uni_player_start(struct uniperif *player)
@@ -870,13 +851,13 @@ static int uni_player_start(struct uniperif *player)
 
 	/* The player should be stopped */
 	if (player->state != UNIPERIF_STATE_STOPPED) {
-		dev_err(player->dev, "%s: invalid player state", __func__);
+		dev_err(player->dev, "%s: invalid player state\n", __func__);
 		return -EINVAL;
 	}
 
 	ret = clk_prepare_enable(player->clk);
 	if (ret) {
-		dev_err(player->dev, "%s: Failed to enable clock", __func__);
+		dev_err(player->dev, "%s: Failed to enable clock\n", __func__);
 		return ret;
 	}
 
@@ -893,10 +874,7 @@ static int uni_player_start(struct uniperif *player)
 		SET_UNIPERIF_ITM_BSET_UNDERFLOW_REC_FAILED(player);
 	}
 
-	/* Reset uniperipheral player */
-	SET_UNIPERIF_SOFT_RST_SOFT_RST(player);
-
-	ret = reset_player(player);
+	ret = sti_uniperiph_reset(player);
 	if (ret < 0) {
 		clk_disable_unprepare(player->clk);
 		return ret;
@@ -938,17 +916,14 @@ static int uni_player_stop(struct uniperif *player)
 
 	/* The player should not be in stopped state */
 	if (player->state == UNIPERIF_STATE_STOPPED) {
-		dev_err(player->dev, "%s: invalid player state", __func__);
+		dev_err(player->dev, "%s: invalid player state\n", __func__);
 		return -EINVAL;
 	}
 
 	/* Turn the player off */
 	SET_UNIPERIF_CTRL_OPERATION_OFF(player);
 
-	/* Soft reset the player */
-	SET_UNIPERIF_SOFT_RST_SOFT_RST(player);
-
-	ret = reset_player(player);
+	ret = sti_uniperiph_reset(player);
 	if (ret < 0)
 		return ret;
 
@@ -973,7 +948,7 @@ int uni_player_resume(struct uniperif *player)
 		ret = regmap_field_write(player->clk_sel, 1);
 		if (ret) {
 			dev_err(player->dev,
-				"%s: Failed to select freq synth clock",
+				"%s: Failed to select freq synth clock\n",
 				__func__);
 			return ret;
 		}
@@ -1070,7 +1045,7 @@ int uni_player_init(struct platform_device *pdev,
 	ret = uni_player_parse_dt_audio_glue(pdev, player);
 
 	if (ret < 0) {
-		dev_err(player->dev, "Failed to parse DeviceTree");
+		dev_err(player->dev, "Failed to parse DeviceTree\n");
 		return ret;
 	}
 
@@ -1085,15 +1060,17 @@ int uni_player_init(struct platform_device *pdev,
 
 	/* Get uniperif resource */
 	player->clk = of_clk_get(pdev->dev.of_node, 0);
-	if (IS_ERR(player->clk))
+	if (IS_ERR(player->clk)) {
+		dev_err(player->dev, "Failed to get clock\n");
 		ret = PTR_ERR(player->clk);
+	}
 
 	/* Select the frequency synthesizer clock */
 	if (player->clk_sel) {
 		ret = regmap_field_write(player->clk_sel, 1);
 		if (ret) {
 			dev_err(player->dev,
-				"%s: Failed to select freq synth clock",
+				"%s: Failed to select freq synth clock\n",
 				__func__);
 			return ret;
 		}
@@ -1105,7 +1082,7 @@ int uni_player_init(struct platform_device *pdev,
 		ret = regmap_field_write(player->valid_sel, player->id);
 		if (ret) {
 			dev_err(player->dev,
-				"%s: unable to connect to tdm bus", __func__);
+				"%s: unable to connect to tdm bus\n", __func__);
 			return ret;
 		}
 	}
@@ -1113,8 +1090,10 @@ int uni_player_init(struct platform_device *pdev,
 	ret = devm_request_irq(&pdev->dev, player->irq,
 			       uni_player_irq_handler, IRQF_SHARED,
 			       dev_name(&pdev->dev), player);
-	if (ret < 0)
+	if (ret < 0) {
+		dev_err(player->dev, "unable to request IRQ %d\n", player->irq);
 		return ret;
+	}
 
 	mutex_init(&player->ctrl_lock);
 

sound/soc/sti/uniperif_reader.c

@@ -5,10 +5,6 @@
  * License terms:  GNU General Public License (GPL), version 2
  */
 
-#include <linux/clk.h>
-#include <linux/delay.h>
-#include <linux/io.h>
-
 #include <sound/soc.h>
 
 #include "uniperif.h"
@@ -52,7 +48,7 @@ static irqreturn_t uni_reader_irq_handler(int irq, void *dev_id)
 
 	if (reader->state == UNIPERIF_STATE_STOPPED) {
 		/* Unexpected IRQ: do nothing */
-		dev_warn(reader->dev, "unexpected IRQ ");
+		dev_warn(reader->dev, "unexpected IRQ\n");
 		return IRQ_HANDLED;
 	}
 
@@ -62,7 +58,7 @@ static irqreturn_t uni_reader_irq_handler(int irq, void *dev_id)
 
 	/* Check for fifo overflow error */
 	if (unlikely(status & UNIPERIF_ITS_FIFO_ERROR_MASK(reader))) {
-		dev_err(reader->dev, "FIFO error detected");
+		dev_err(reader->dev, "FIFO error detected\n");
 
 		snd_pcm_stream_lock(reader->substream);
 		snd_pcm_stop(reader->substream, SNDRV_PCM_STATE_XRUN);
@@ -105,7 +101,7 @@ static int uni_reader_prepare_pcm(struct snd_pcm_runtime *runtime,
 		SET_UNIPERIF_I2S_FMT_DATA_SIZE_16(reader);
 		break;
 	default:
-		dev_err(reader->dev, "subframe format not supported");
+		dev_err(reader->dev, "subframe format not supported\n");
 		return -EINVAL;
 	}
 
@@ -125,14 +121,14 @@ static int uni_reader_prepare_pcm(struct snd_pcm_runtime *runtime,
 		break;
 
 	default:
-		dev_err(reader->dev, "format not supported");
+		dev_err(reader->dev, "format not supported\n");
 		return -EINVAL;
 	}
 
 	/* Number of channels must be even */
 	if ((runtime->channels % 2) || (runtime->channels < 2) ||
 	    (runtime->channels > 10)) {
-		dev_err(reader->dev, "%s: invalid nb of channels", __func__);
+		dev_err(reader->dev, "%s: invalid nb of channels\n", __func__);
 		return -EINVAL;
 	}
 
@@ -186,11 +182,10 @@ static int uni_reader_prepare(struct snd_pcm_substream *substream,
 	struct uniperif *reader = priv->dai_data.uni;
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	int transfer_size, trigger_limit, ret;
-	int count = 10;
 
 	/* The reader should be stopped */
 	if (reader->state != UNIPERIF_STATE_STOPPED) {
-		dev_err(reader->dev, "%s: invalid reader state %d", __func__,
+		dev_err(reader->dev, "%s: invalid reader state %d\n", __func__,
 			reader->state);
 		return -EINVAL;
 	}
@@ -219,7 +214,8 @@ static int uni_reader_prepare(struct snd_pcm_substream *substream,
 	if ((!trigger_limit % 2) ||
 	    (trigger_limit != 1 && transfer_size % 2) ||
 	    (trigger_limit > UNIPERIF_CONFIG_DMA_TRIG_LIMIT_MASK(reader))) {
-		dev_err(reader->dev, "invalid trigger limit %d", trigger_limit);
+		dev_err(reader->dev, "invalid trigger limit %d\n",
+			trigger_limit);
 		return -EINVAL;
 	}
 
@@ -246,7 +242,7 @@ static int uni_reader_prepare(struct snd_pcm_substream *substream,
 		SET_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(reader);
 		break;
 	default:
-		dev_err(reader->dev, "format not supported");
+		dev_err(reader->dev, "format not supported\n");
 		return -EINVAL;
 	}
 
@@ -287,25 +283,14 @@ static int uni_reader_prepare(struct snd_pcm_substream *substream,
 	}
 
 	/* Reset uniperipheral reader */
-	SET_UNIPERIF_SOFT_RST_SOFT_RST(reader);
-
-	while (GET_UNIPERIF_SOFT_RST_SOFT_RST(reader)) {
-		udelay(5);
-		count--;
-	}
-	if (!count) {
-		dev_err(reader->dev, "Failed to reset uniperif");
-		return -EIO;
-	}
-
-	return 0;
+	return sti_uniperiph_reset(reader);
 }
 
 static int uni_reader_start(struct uniperif *reader)
 {
 	/* The reader should be stopped */
 	if (reader->state != UNIPERIF_STATE_STOPPED) {
-		dev_err(reader->dev, "%s: invalid reader state", __func__);
+		dev_err(reader->dev, "%s: invalid reader state\n", __func__);
 		return -EINVAL;
 	}
 
@@ -325,7 +310,7 @@ static int uni_reader_stop(struct uniperif *reader)
 {
 	/* The reader should not be in stopped state */
 	if (reader->state == UNIPERIF_STATE_STOPPED) {
-		dev_err(reader->dev, "%s: invalid reader state", __func__);
+		dev_err(reader->dev, "%s: invalid reader state\n", __func__);
 		return -EINVAL;
 	}
 
@@ -423,7 +408,7 @@ int uni_reader_init(struct platform_device *pdev,
 			       uni_reader_irq_handler, IRQF_SHARED,
 			       dev_name(&pdev->dev), reader);
 	if (ret < 0) {
-		dev_err(&pdev->dev, "Failed to request IRQ");
+		dev_err(&pdev->dev, "Failed to request IRQ\n");
 		return -EBUSY;
 	}
 

sound/soc/sunxi/Kconfig

@@ -9,6 +9,14 @@ config SND_SUN4I_CODEC
 	  Select Y or M to add support for the Codec embedded in the Allwinner
 	  A10 and affiliated SoCs.
 
+config SND_SUN8I_CODEC_ANALOG
+	tristate "Allwinner sun8i Codec Analog Controls Support"
+	depends on MACH_SUN8I || COMPILE_TEST
+	select REGMAP
+	help
+	  Say Y or M if you want to add support for the analog controls for
+	  the codec embedded in newer Allwinner SoCs.
+
 config SND_SUN4I_I2S
 	tristate "Allwinner A10 I2S Support"
 	select SND_SOC_GENERIC_DMAENGINE_PCM

sound/soc/sunxi/Makefile

 obj-$(CONFIG_SND_SUN4I_CODEC) += sun4i-codec.o
 obj-$(CONFIG_SND_SUN4I_I2S) += sun4i-i2s.o
 obj-$(CONFIG_SND_SUN4I_SPDIF) += sun4i-spdif.o
+obj-$(CONFIG_SND_SUN8I_CODEC_ANALOG) += sun8i-codec-analog.o

sound/soc/sunxi/sun4i-i2s.c

@@ -93,6 +93,9 @@ struct sun4i_i2s {
 	struct clk	*mod_clk;
 	struct regmap	*regmap;
 
+	unsigned int	mclk_freq;
+
+	struct snd_dmaengine_dai_dma_data	capture_dma_data;
 	struct snd_dmaengine_dai_dma_data	playback_dma_data;
 };
 
@@ -157,14 +160,24 @@ static int sun4i_i2s_get_mclk_div(struct sun4i_i2s *i2s,
 }
 
 static int sun4i_i2s_oversample_rates[] = { 128, 192, 256, 384, 512, 768 };
+static bool sun4i_i2s_oversample_is_valid(unsigned int oversample)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(sun4i_i2s_oversample_rates); i++)
+		if (sun4i_i2s_oversample_rates[i] == oversample)
+			return true;
+
+	return false;
+}
 
 static int sun4i_i2s_set_clk_rate(struct sun4i_i2s *i2s,
 				  unsigned int rate,
 				  unsigned int word_size)
 {
-	unsigned int clk_rate;
+	unsigned int oversample_rate, clk_rate;
 	int bclk_div, mclk_div;
-	int ret, i;
+	int ret;
 
 	switch (rate) {
 	case 176400:
@@ -196,21 +209,18 @@ static int sun4i_i2s_set_clk_rate(struct sun4i_i2s *i2s,
 	if (ret)
 		return ret;
 
-	/* Always favor the highest oversampling rate */
-	for (i = (ARRAY_SIZE(sun4i_i2s_oversample_rates) - 1); i >= 0; i--) {
-		unsigned int oversample_rate = sun4i_i2s_oversample_rates[i];
+	oversample_rate = i2s->mclk_freq / rate;
+	if (!sun4i_i2s_oversample_is_valid(oversample_rate))
+		return -EINVAL;
 
 	bclk_div = sun4i_i2s_get_bclk_div(i2s, oversample_rate,
 					  word_size);
-		mclk_div = sun4i_i2s_get_mclk_div(i2s, oversample_rate,
-						  clk_rate,
-						  rate);
-
-		if ((bclk_div >= 0) && (mclk_div >= 0))
-			break;
-	}
+	if (bclk_div < 0)
+		return -EINVAL;
 
-	if ((bclk_div < 0) || (mclk_div < 0))
+	mclk_div = sun4i_i2s_get_mclk_div(i2s, oversample_rate,
+					  clk_rate, rate);
+	if (mclk_div < 0)
 		return -EINVAL;
 
 	regmap_write(i2s->regmap, SUN4I_I2S_CLK_DIV_REG,
@@ -341,6 +351,27 @@ static int sun4i_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 	return 0;
 }
 
+static void sun4i_i2s_start_capture(struct sun4i_i2s *i2s)
+{
+	/* Flush RX FIFO */
+	regmap_update_bits(i2s->regmap, SUN4I_I2S_FIFO_CTRL_REG,
+			   SUN4I_I2S_FIFO_CTRL_FLUSH_RX,
+			   SUN4I_I2S_FIFO_CTRL_FLUSH_RX);
+
+	/* Clear RX counter */
+	regmap_write(i2s->regmap, SUN4I_I2S_RX_CNT_REG, 0);
+
+	/* Enable RX Block */
+	regmap_update_bits(i2s->regmap, SUN4I_I2S_CTRL_REG,
+			   SUN4I_I2S_CTRL_RX_EN,
+			   SUN4I_I2S_CTRL_RX_EN);
+
+	/* Enable RX DRQ */
+	regmap_update_bits(i2s->regmap, SUN4I_I2S_DMA_INT_CTRL_REG,
+			   SUN4I_I2S_DMA_INT_CTRL_RX_DRQ_EN,
+			   SUN4I_I2S_DMA_INT_CTRL_RX_DRQ_EN);
+}
+
 static void sun4i_i2s_start_playback(struct sun4i_i2s *i2s)
 {
 	/* Flush TX FIFO */
@@ -362,6 +393,18 @@ static void sun4i_i2s_start_playback(struct sun4i_i2s *i2s)
 			   SUN4I_I2S_DMA_INT_CTRL_TX_DRQ_EN);
 }
 
+static void sun4i_i2s_stop_capture(struct sun4i_i2s *i2s)
+{
+	/* Disable RX Block */
+	regmap_update_bits(i2s->regmap, SUN4I_I2S_CTRL_REG,
+			   SUN4I_I2S_CTRL_RX_EN,
+			   0);
+
+	/* Disable RX DRQ */
+	regmap_update_bits(i2s->regmap, SUN4I_I2S_DMA_INT_CTRL_REG,
+			   SUN4I_I2S_DMA_INT_CTRL_RX_DRQ_EN,
+			   0);
+}
 
 static void sun4i_i2s_stop_playback(struct sun4i_i2s *i2s)
 {
@@ -388,7 +431,7 @@ static int sun4i_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 			sun4i_i2s_start_playback(i2s);
 		else
-			return -EINVAL;
+			sun4i_i2s_start_capture(i2s);
 		break;
 
 	case SNDRV_PCM_TRIGGER_STOP:
@@ -397,7 +440,7 @@ static int sun4i_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 			sun4i_i2s_stop_playback(i2s);
 		else
-			return -EINVAL;
+			sun4i_i2s_stop_capture(i2s);
 		break;
 
 	default:
@@ -447,9 +490,23 @@ static void sun4i_i2s_shutdown(struct snd_pcm_substream *substream,
 	regmap_write(i2s->regmap, SUN4I_I2S_CTRL_REG, 0);
 }
 
+static int sun4i_i2s_set_sysclk(struct snd_soc_dai *dai, int clk_id,
+				unsigned int freq, int dir)
+{
+	struct sun4i_i2s *i2s = snd_soc_dai_get_drvdata(dai);
+
+	if (clk_id != 0)
+		return -EINVAL;
+
+	i2s->mclk_freq = freq;
+
+	return 0;
+}
+
 static const struct snd_soc_dai_ops sun4i_i2s_dai_ops = {
 	.hw_params	= sun4i_i2s_hw_params,
 	.set_fmt	= sun4i_i2s_set_fmt,
+	.set_sysclk	= sun4i_i2s_set_sysclk,
 	.shutdown	= sun4i_i2s_shutdown,
 	.startup	= sun4i_i2s_startup,
 	.trigger	= sun4i_i2s_trigger,
@@ -459,7 +516,9 @@ static int sun4i_i2s_dai_probe(struct snd_soc_dai *dai)
 {
 	struct sun4i_i2s *i2s = snd_soc_dai_get_drvdata(dai);
 
-	snd_soc_dai_init_dma_data(dai, &i2s->playback_dma_data, NULL);
+	snd_soc_dai_init_dma_data(dai,
+				  &i2s->playback_dma_data,
+				  &i2s->capture_dma_data);
 
 	snd_soc_dai_set_drvdata(dai, i2s);
 
@@ -468,6 +527,13 @@ static int sun4i_i2s_dai_probe(struct snd_soc_dai *dai)
 
 static struct snd_soc_dai_driver sun4i_i2s_dai = {
 	.probe = sun4i_i2s_dai_probe,
+	.capture = {
+		.stream_name = "Capture",
+		.channels_min = 2,
+		.channels_max = 2,
+		.rates = SNDRV_PCM_RATE_8000_192000,
+		.formats = SNDRV_PCM_FMTBIT_S16_LE,
+	},
 	.playback = {
 		.stream_name = "Playback",
 		.channels_min = 2,
@@ -630,6 +696,9 @@ static int sun4i_i2s_probe(struct platform_device *pdev)
 	i2s->playback_dma_data.addr = res->start + SUN4I_I2S_FIFO_TX_REG;
 	i2s->playback_dma_data.maxburst = 4;
 
+	i2s->capture_dma_data.addr = res->start + SUN4I_I2S_FIFO_RX_REG;
+	i2s->capture_dma_data.maxburst = 4;
+
 	pm_runtime_enable(&pdev->dev);
 	if (!pm_runtime_enabled(&pdev->dev)) {
 		ret = sun4i_i2s_runtime_resume(&pdev->dev);

sound/soc/tegra/tegra_alc5632.c

@@ -65,7 +65,7 @@ static int tegra_alc5632_asoc_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops tegra_alc5632_asoc_ops = {
+static const struct snd_soc_ops tegra_alc5632_asoc_ops = {
 	.hw_params = tegra_alc5632_asoc_hw_params,
 };
 

sound/soc/tegra/tegra_max98090.c

@@ -93,7 +93,7 @@ static int tegra_max98090_asoc_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops tegra_max98090_ops = {
+static const struct snd_soc_ops tegra_max98090_ops = {
 	.hw_params = tegra_max98090_asoc_hw_params,
 };
 

sound/soc/tegra/tegra_rt5640.c

@@ -76,7 +76,7 @@ static int tegra_rt5640_asoc_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops tegra_rt5640_ops = {
+static const struct snd_soc_ops tegra_rt5640_ops = {
 	.hw_params = tegra_rt5640_asoc_hw_params,
 };
 

sound/soc/tegra/tegra_rt5677.c

@@ -93,7 +93,7 @@ static int tegra_rt5677_event_hp(struct snd_soc_dapm_widget *w,
 	return 0;
 }
 
-static struct snd_soc_ops tegra_rt5677_ops = {
+static const struct snd_soc_ops tegra_rt5677_ops = {
 	.hw_params = tegra_rt5677_asoc_hw_params,
 };
 

sound/soc/tegra/tegra_sgtl5000.c

@@ -82,7 +82,7 @@ static int tegra_sgtl5000_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops tegra_sgtl5000_ops = {
+static const struct snd_soc_ops tegra_sgtl5000_ops = {
 	.hw_params = tegra_sgtl5000_hw_params,
 };
 

sound/soc/tegra/tegra_wm8753.c

@@ -89,7 +89,7 @@ static int tegra_wm8753_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops tegra_wm8753_ops = {
+static const struct snd_soc_ops tegra_wm8753_ops = {
 	.hw_params = tegra_wm8753_hw_params,
 };
 

sound/soc/tegra/tegra_wm8903.c

@@ -96,7 +96,7 @@ static int tegra_wm8903_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops tegra_wm8903_ops = {
+static const struct snd_soc_ops tegra_wm8903_ops = {
 	.hw_params = tegra_wm8903_hw_params,
 };
 

sound/soc/tegra/trimslice.c

@@ -74,7 +74,7 @@ static int trimslice_asoc_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops trimslice_asoc_ops = {
+static const struct snd_soc_ops trimslice_asoc_ops = {
 	.hw_params = trimslice_asoc_hw_params,
 };