1 files changed, 216 insertions, 370 deletions

diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index deed48ef28b8..02b4b085b8d7 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -99,34 +99,17 @@
 #define RSND_RATES SNDRV_PCM_RATE_8000_96000
 #define RSND_FMTS (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE)
 
-static const struct rsnd_of_data rsnd_of_data_gen1 = {
-	.flags = RSND_GEN1,
-};
-
-static const struct rsnd_of_data rsnd_of_data_gen2 = {
-	.flags = RSND_GEN2,
-};
-
 static const struct of_device_id rsnd_of_match[] = {
-	{ .compatible = "renesas,rcar_sound-gen1", .data = &rsnd_of_data_gen1 },
-	{ .compatible = "renesas,rcar_sound-gen2", .data = &rsnd_of_data_gen2 },
-	{ .compatible = "renesas,rcar_sound-gen3", .data = &rsnd_of_data_gen2 }, /* gen2 compatible */
+	{ .compatible = "renesas,rcar_sound-gen1", .data = (void *)RSND_GEN1 },
+	{ .compatible = "renesas,rcar_sound-gen2", .data = (void *)RSND_GEN2 },
+	{ .compatible = "renesas,rcar_sound-gen3", .data = (void *)RSND_GEN2 }, /* gen2 compatible */
 	{},
 };
 MODULE_DEVICE_TABLE(of, rsnd_of_match);
 
 /*
- *	rsnd_platform functions
+ *	rsnd_mod functions
  */
-#define rsnd_platform_call(priv, dai, func, param...)	\
-	(!(priv->info->func) ? 0 :		\
-	 priv->info->func(param))
-
-#define rsnd_is_enable_path(io, name) \
-	((io)->info ? (io)->info->name : NULL)
-#define rsnd_info_id(priv, io, name) \
-	((io)->info->name - priv->info->name##_info)
-
 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type)
 {
 	if (mod->type != type) {
@@ -138,9 +121,6 @@ void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type)
 	}
 }
 
-/*
- *	rsnd_mod functions
- */
 char *rsnd_mod_name(struct rsnd_mod *mod)
 {
 	if (!mod || !mod->ops)
@@ -192,19 +172,16 @@ void rsnd_mod_interrupt(struct rsnd_mod *mod,
 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
 	struct rsnd_dai_stream *io;
 	struct rsnd_dai *rdai;
-	int i, j;
-
-	for_each_rsnd_dai(rdai, priv, j) {
+	int i;
 
-		for (i = 0; i < RSND_MOD_MAX; i++) {
-			io = &rdai->playback;
-			if (mod == io->mod[i])
-				callback(mod, io);
+	for_each_rsnd_dai(rdai, priv, i) {
+		io = &rdai->playback;
+		if (mod == io->mod[mod->type])
+			callback(mod, io);
 
-			io = &rdai->capture;
-			if (mod == io->mod[i])
-				callback(mod, io);
-		}
+		io = &rdai->capture;
+		if (mod == io->mod[mod->type])
+			callback(mod, io);
 	}
 }
 
@@ -214,6 +191,43 @@ int rsnd_io_is_working(struct rsnd_dai_stream *io)
 	return !!io->substream;
 }
 
+void rsnd_set_slot(struct rsnd_dai *rdai,
+		   int slots, int num)
+{
+	rdai->slots	= slots;
+	rdai->slots_num	= num;
+}
+
+int rsnd_get_slot(struct rsnd_dai_stream *io)
+{
+	struct rsnd_dai *rdai = rsnd_io_to_rdai(io);
+
+	return rdai->slots;
+}
+
+int rsnd_get_slot_num(struct rsnd_dai_stream *io)
+{
+	struct rsnd_dai *rdai = rsnd_io_to_rdai(io);
+
+	return rdai->slots_num;
+}
+
+int rsnd_get_slot_width(struct rsnd_dai_stream *io)
+{
+	struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+	int chan = runtime->channels;
+
+	/* Multi channel Mode */
+	if (rsnd_ssi_multi_slaves(io))
+		chan /= rsnd_get_slot_num(io);
+
+	/* TDM Extend Mode needs 8ch */
+	if (chan == 6)
+		chan = 8;
+
+	return chan;
+}
+
 /*
  *	ADINR function
  */
@@ -222,21 +236,17 @@ u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
 	struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
 	struct device *dev = rsnd_priv_to_dev(priv);
-	u32 adinr = runtime->channels;
 
 	switch (runtime->sample_bits) {
 	case 16:
-		adinr |= (8 << 16);
-		break;
+		return 8 << 16;
 	case 32:
-		adinr |= (0 << 16);
-		break;
-	default:
-		dev_warn(dev, "not supported sample bits\n");
-		return 0;
+		return 0 << 16;
 	}
 
-	return adinr;
+	dev_warn(dev, "not supported sample bits\n");
+
+	return 0;
 }
 
 u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
@@ -267,13 +277,22 @@ u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
  */
 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
 {
-	struct rsnd_mod *src = rsnd_io_to_mod_src(io);
 	struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io);
-	struct rsnd_mod *target = src ? src : ssi;
+	struct rsnd_mod *target;
 	struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
 	u32 val = 0x76543210;
 	u32 mask = ~0;
 
+	if (rsnd_io_is_play(io)) {
+		struct rsnd_mod *src = rsnd_io_to_mod_src(io);
+
+		target = src ? src : ssi;
+	} else {
+		struct rsnd_mod *cmd = rsnd_io_to_mod_cmd(io);
+
+		target = cmd ? cmd : ssi;
+	}
+
 	mask <<= runtime->channels * 4;
 	val = val & mask;
 
@@ -300,20 +319,22 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
 /*
  *	rsnd_dai functions
  */
-#define rsnd_mod_call(mod, io, func, param...)			\
+#define rsnd_mod_call(idx, io, func, param...)			\
 ({								\
 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);		\
+	struct rsnd_mod *mod = (io)->mod[idx];			\
 	struct device *dev = rsnd_priv_to_dev(priv);		\
+	u32 *status = (io)->mod_status + idx;			\
 	u32 mask = 0xF << __rsnd_mod_shift_##func;			\
-	u8 val  = (mod->status >> __rsnd_mod_shift_##func) & 0xF;	\
+	u8 val  = (*status >> __rsnd_mod_shift_##func) & 0xF;		\
 	u8 add  = ((val + __rsnd_mod_add_##func) & 0xF);		\
 	int ret = 0;							\
 	int call = (val == __rsnd_mod_call_##func) && (mod)->ops->func;	\
-	mod->status = (mod->status & ~mask) +				\
+	*status = (*status & ~mask) +					\
 		(add << __rsnd_mod_shift_##func);			\
 	dev_dbg(dev, "%s[%d]\t0x%08x %s\n",				\
 		rsnd_mod_name(mod), rsnd_mod_id(mod),			\
-		mod->status, call ? #func : "");			\
+		*status, call ? #func : "");				\
 	if (call)							\
 		ret = (mod)->ops->func(mod, io, param);			\
 	ret;								\
@@ -327,13 +348,14 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
 		mod = (io)->mod[i];				\
 		if (!mod)					\
 			continue;				\
-		ret |= rsnd_mod_call(mod, io, fn, param);	\
+		ret |= rsnd_mod_call(i, io, fn, param);		\
 	}							\
 	ret;							\
 })
 
-static int rsnd_dai_connect(struct rsnd_mod *mod,
-			    struct rsnd_dai_stream *io)
+int rsnd_dai_connect(struct rsnd_mod *mod,
+		     struct rsnd_dai_stream *io,
+		     enum rsnd_mod_type type)
 {
 	struct rsnd_priv *priv;
 	struct device *dev;
@@ -341,10 +363,13 @@ static int rsnd_dai_connect(struct rsnd_mod *mod,
 	if (!mod)
 		return -EIO;
 
+	if (io->mod[type])
+		return -EINVAL;
+
 	priv = rsnd_mod_to_priv(mod);
 	dev = rsnd_priv_to_dev(priv);
 
-	io->mod[mod->type] = mod;
+	io->mod[type] = mod;
 
 	dev_dbg(dev, "%s[%d] is connected to io (%s)\n",
 		rsnd_mod_name(mod), rsnd_mod_id(mod),
@@ -354,9 +379,10 @@ static int rsnd_dai_connect(struct rsnd_mod *mod,
 }
 
 static void rsnd_dai_disconnect(struct rsnd_mod *mod,
-				struct rsnd_dai_stream *io)
+				struct rsnd_dai_stream *io,
+				enum rsnd_mod_type type)
 {
-	io->mod[mod->type] = NULL;
+	io->mod[type] = NULL;
 }
 
 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id)
@@ -469,7 +495,6 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd,
 	struct rsnd_priv *priv = rsnd_dai_to_priv(dai);
 	struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai);
 	struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream);
-	int ssi_id = rsnd_mod_id(rsnd_io_to_mod_ssi(io));
 	int ret;
 	unsigned long flags;
 
@@ -479,10 +504,6 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd,
 	case SNDRV_PCM_TRIGGER_START:
 		rsnd_dai_stream_init(io, substream);
 
-		ret = rsnd_platform_call(priv, dai, start, ssi_id);
-		if (ret < 0)
-			goto dai_trigger_end;
-
 		ret = rsnd_dai_call(init, io, priv);
 		if (ret < 0)
 			goto dai_trigger_end;
@@ -496,8 +517,6 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd,
 
 		ret |= rsnd_dai_call(quit, io, priv);
 
-		ret |= rsnd_platform_call(priv, dai, stop, ssi_id);
-
 		rsnd_dai_stream_quit(io);
 		break;
 	default:
@@ -567,332 +586,157 @@ static int rsnd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 	return 0;
 }
 
-static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
-	.trigger	= rsnd_soc_dai_trigger,
-	.set_fmt	= rsnd_soc_dai_set_fmt,
-};
-
-#define rsnd_path_add(priv, io, type)				\
-({								\
-	struct rsnd_mod *mod;					\
-	int ret = 0;						\
-	int id = -1;						\
-								\
-	if (rsnd_is_enable_path(io, type)) {			\
-		id = rsnd_info_id(priv, io, type);		\
-		if (id >= 0) {					\
-			mod = rsnd_##type##_mod_get(priv, id);	\
-			ret = rsnd_dai_connect(mod, io);	\
-		}						\
-	}							\
-	ret;							\
-})
-
-#define rsnd_path_remove(priv, io, type)			\
-{								\
-	struct rsnd_mod *mod;					\
-	int id = -1;						\
-								\
-	if (rsnd_is_enable_path(io, type)) {			\
-		id = rsnd_info_id(priv, io, type);		\
-		if (id >= 0) {					\
-			mod = rsnd_##type##_mod_get(priv, id);	\
-			rsnd_dai_disconnect(mod, io);		\
-		}						\
-	}							\
-}
-
-void rsnd_path_parse(struct rsnd_priv *priv,
-		     struct rsnd_dai_stream *io)
+static int rsnd_soc_set_dai_tdm_slot(struct snd_soc_dai *dai,
+				     u32 tx_mask, u32 rx_mask,
+				     int slots, int slot_width)
 {
-	struct rsnd_mod *dvc = rsnd_io_to_mod_dvc(io);
-	struct rsnd_mod *mix = rsnd_io_to_mod_mix(io);
-	struct rsnd_mod *src = rsnd_io_to_mod_src(io);
-	struct rsnd_mod *cmd;
+	struct rsnd_priv *priv = rsnd_dai_to_priv(dai);
+	struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai);
 	struct device *dev = rsnd_priv_to_dev(priv);
-	u32 data;
 
-	/* Gen1 is not supported */
-	if (rsnd_is_gen1(priv))
-		return;
-
-	if (!mix && !dvc)
-		return;
-
-	if (mix) {
-		struct rsnd_dai *rdai;
-		int i;
-		u32 path[] = {
-			[0] = 0,
-			[1] = 1 << 0,
-			[2] = 0,
-			[3] = 0,
-			[4] = 0,
-			[5] = 1 << 8
-		};
-
-		/*
-		 * it is assuming that integrater is well understanding about
-		 * data path. Here doesn't check impossible connection,
-		 * like src2 + src5
-		 */
-		data = 0;
-		for_each_rsnd_dai(rdai, priv, i) {
-			io = &rdai->playback;
-			if (mix == rsnd_io_to_mod_mix(io))
-				data |= path[rsnd_mod_id(src)];
-
-			io = &rdai->capture;
-			if (mix == rsnd_io_to_mod_mix(io))
-				data |= path[rsnd_mod_id(src)];
-		}
-
-		/*
-		 * We can't use ctu = rsnd_io_ctu() here.
-		 * Since, ID of dvc/mix are 0 or 1 (= same as CMD number)
-		 * but ctu IDs are 0 - 7 (= CTU00 - CTU13)
-		 */
-		cmd = mix;
-	} else {
-		u32 path[] = {
-			[0] = 0x30000,
-			[1] = 0x30001,
-			[2] = 0x40000,
-			[3] = 0x10000,
-			[4] = 0x20000,
-			[5] = 0x40100
-		};
-
-		data = path[rsnd_mod_id(src)];
-
-		cmd = dvc;
+	switch (slots) {
+	case 6:
+		/* TDM Extend Mode */
+		rsnd_set_slot(rdai, slots, 1);
+		break;
+	default:
+		dev_err(dev, "unsupported TDM slots (%d)\n", slots);
+		return -EINVAL;
 	}
 
-	dev_dbg(dev, "ctu/mix path = 0x%08x", data);
-
-	rsnd_mod_write(cmd, CMD_ROUTE_SLCT, data);
-
-	rsnd_mod_write(cmd, CMD_CTRL, 0x10);
+	return 0;
 }
 
-static int rsnd_path_init(struct rsnd_priv *priv,
-			  struct rsnd_dai *rdai,
-			  struct rsnd_dai_stream *io)
-{
-	int ret;
-
-	/*
-	 * Gen1 is created by SRU/SSI, and this SRU is base module of
-	 * Gen2's SCU/SSIU/SSI. (Gen2 SCU/SSIU came from SRU)
-	 *
-	 * Easy image is..
-	 *	Gen1 SRU = Gen2 SCU + SSIU + etc
-	 *
-	 * Gen2 SCU path is very flexible, but, Gen1 SRU (SCU parts) is
-	 * using fixed path.
-	 */
-
-	/* SSI */
-	ret = rsnd_path_add(priv, io, ssi);
-	if (ret < 0)
-		return ret;
-
-	/* SRC */
-	ret = rsnd_path_add(priv, io, src);
-	if (ret < 0)
-		return ret;
+static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
+	.trigger	= rsnd_soc_dai_trigger,
+	.set_fmt	= rsnd_soc_dai_set_fmt,
+	.set_tdm_slot	= rsnd_soc_set_dai_tdm_slot,
+};
 
-	/* CTU */
-	ret = rsnd_path_add(priv, io, ctu);
-	if (ret < 0)
-		return ret;
+void rsnd_parse_connect_common(struct rsnd_dai *rdai,
+		struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
+		struct device_node *node,
+		struct device_node *playback,
+		struct device_node *capture)
+{
+	struct rsnd_priv *priv = rsnd_rdai_to_priv(rdai);
+	struct device_node *np;
+	struct rsnd_mod *mod;
+	int i;
 
-	/* MIX */
-	ret = rsnd_path_add(priv, io, mix);
-	if (ret < 0)
-		return ret;
+	if (!node)
+		return;
 
-	/* DVC */
-	ret = rsnd_path_add(priv, io, dvc);
-	if (ret < 0)
-		return ret;
+	i = 0;
+	for_each_child_of_node(node, np) {
+		mod = mod_get(priv, i);
+		if (np == playback)
+			rsnd_dai_connect(mod, &rdai->playback, mod->type);
+		if (np == capture)
+			rsnd_dai_connect(mod, &rdai->capture, mod->type);
+		i++;
+	}
 
-	return ret;
+	of_node_put(node);
 }
 
-static void rsnd_of_parse_dai(struct platform_device *pdev,
-			      const struct rsnd_of_data *of_data,
-			      struct rsnd_priv *priv)
+static int rsnd_dai_probe(struct rsnd_priv *priv)
 {
-	struct device_node *dai_node,	*dai_np;
-	struct device_node *ssi_node,	*ssi_np;
-	struct device_node *src_node,	*src_np;
-	struct device_node *ctu_node,	*ctu_np;
-	struct device_node *mix_node,	*mix_np;
-	struct device_node *dvc_node,	*dvc_np;
+	struct device_node *dai_node;
+	struct device_node *dai_np;
 	struct device_node *playback, *capture;
-	struct rsnd_dai_platform_info *dai_info;
-	struct rcar_snd_info *info = rsnd_priv_to_info(priv);
-	struct device *dev = &pdev->dev;
-	int nr, i;
-	int dai_i, ssi_i, src_i, ctu_i, mix_i, dvc_i;
-
-	if (!of_data)
-		return;
-
-	dai_node = of_get_child_by_name(dev->of_node, "rcar_sound,dai");
-	if (!dai_node)
-		return;
+	struct rsnd_dai_stream *io_playback;
+	struct rsnd_dai_stream *io_capture;
+	struct snd_soc_dai_driver *rdrv, *drv;
+	struct rsnd_dai *rdai;
+	struct device *dev = rsnd_priv_to_dev(priv);
+	int nr, dai_i, io_i;
+	int ret;
 
+	dai_node = rsnd_dai_of_node(priv);
 	nr = of_get_child_count(dai_node);
-	if (!nr)
-		return;
+	if (!nr) {
+		ret = -EINVAL;
+		goto rsnd_dai_probe_done;
+	}
 
-	dai_info = devm_kzalloc(dev,
-				sizeof(struct rsnd_dai_platform_info) * nr,
-				GFP_KERNEL);
-	if (!dai_info) {
-		dev_err(dev, "dai info allocation error\n");
-		return;
+	rdrv = devm_kzalloc(dev, sizeof(*rdrv) * nr, GFP_KERNEL);
+	rdai = devm_kzalloc(dev, sizeof(*rdai) * nr, GFP_KERNEL);
+	if (!rdrv || !rdai) {
+		ret = -ENOMEM;
+		goto rsnd_dai_probe_done;
 	}
 
-	info->dai_info_nr	= nr;
-	info->dai_info		= dai_info;
-
-	ssi_node = of_get_child_by_name(dev->of_node, "rcar_sound,ssi");
-	src_node = of_get_child_by_name(dev->of_node, "rcar_sound,src");
-	ctu_node = of_get_child_by_name(dev->of_node, "rcar_sound,ctu");
-	mix_node = of_get_child_by_name(dev->of_node, "rcar_sound,mix");
-	dvc_node = of_get_child_by_name(dev->of_node, "rcar_sound,dvc");
-
-#define mod_parse(name)							\
-if (name##_node) {							\
-	struct rsnd_##name##_platform_info *name##_info;		\
-									\
-	name##_i = 0;							\
-	for_each_child_of_node(name##_node, name##_np) {		\
-		name##_info = info->name##_info + name##_i;		\
-									\
-		if (name##_np == playback)				\
-			dai_info->playback.name = name##_info;		\
-		if (name##_np == capture)				\
-			dai_info->capture.name = name##_info;		\
-									\
-		name##_i++;						\
-	}								\
-}
+	priv->rdai_nr	= nr;
+	priv->daidrv	= rdrv;
+	priv->rdai	= rdai;
 
 	/*
 	 * parse all dai
 	 */
 	dai_i = 0;
 	for_each_child_of_node(dai_node, dai_np) {
-		dai_info = info->dai_info + dai_i;
-
-		for (i = 0;; i++) {
-
-			playback = of_parse_phandle(dai_np, "playback", i);
-			capture  = of_parse_phandle(dai_np, "capture", i);
+		rdai		= rsnd_rdai_get(priv, dai_i);
+		drv		= rdrv + dai_i;
+		io_playback	= &rdai->playback;
+		io_capture	= &rdai->capture;
+
+		snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i);
+
+		rdai->priv	= priv;
+		drv->name	= rdai->name;
+		drv->ops	= &rsnd_soc_dai_ops;
+
+		snprintf(rdai->playback.name, RSND_DAI_NAME_SIZE,
+			 "DAI%d Playback", dai_i);
+		drv->playback.rates		= RSND_RATES;
+		drv->playback.formats		= RSND_FMTS;
+		drv->playback.channels_min	= 2;
+		drv->playback.channels_max	= 6;
+		drv->playback.stream_name	= rdai->playback.name;
+
+		snprintf(rdai->capture.name, RSND_DAI_NAME_SIZE,
+			 "DAI%d Capture", dai_i);
+		drv->capture.rates		= RSND_RATES;
+		drv->capture.formats		= RSND_FMTS;
+		drv->capture.channels_min	= 2;
+		drv->capture.channels_max	= 6;
+		drv->capture.stream_name	= rdai->capture.name;
+
+		rdai->playback.rdai		= rdai;
+		rdai->capture.rdai		= rdai;
+		rsnd_set_slot(rdai, 2, 1); /* default */
+
+		for (io_i = 0;; io_i++) {
+			playback = of_parse_phandle(dai_np, "playback", io_i);
+			capture  = of_parse_phandle(dai_np, "capture", io_i);
 
 			if (!playback && !capture)
 				break;
 
-			mod_parse(ssi);
-			mod_parse(src);
-			mod_parse(ctu);
-			mod_parse(mix);
-			mod_parse(dvc);
+			rsnd_parse_connect_ssi(rdai, playback, capture);
+			rsnd_parse_connect_src(rdai, playback, capture);
+			rsnd_parse_connect_ctu(rdai, playback, capture);
+			rsnd_parse_connect_mix(rdai, playback, capture);
+			rsnd_parse_connect_dvc(rdai, playback, capture);
 
 			of_node_put(playback);
 			of_node_put(capture);
 		}
 
 		dai_i++;
-	}
-}
-
-static int rsnd_dai_probe(struct platform_device *pdev,
-			  const struct rsnd_of_data *of_data,
-			  struct rsnd_priv *priv)
-{
-	struct snd_soc_dai_driver *drv;
-	struct rcar_snd_info *info = rsnd_priv_to_info(priv);
-	struct rsnd_dai *rdai;
-	struct rsnd_ssi_platform_info *pmod, *cmod;
-	struct device *dev = rsnd_priv_to_dev(priv);
-	int dai_nr;
-	int i;
-
-	rsnd_of_parse_dai(pdev, of_data, priv);
 
-	dai_nr = info->dai_info_nr;
-	if (!dai_nr) {
-		dev_err(dev, "no dai\n");
-		return -EIO;
+		dev_dbg(dev, "%s (%s/%s)\n", rdai->name,
+			rsnd_io_to_mod_ssi(io_playback) ? "play"    : " -- ",
+			rsnd_io_to_mod_ssi(io_capture) ? "capture" : "  --   ");
 	}
 
-	drv  = devm_kzalloc(dev, sizeof(*drv)  * dai_nr, GFP_KERNEL);
-	rdai = devm_kzalloc(dev, sizeof(*rdai) * dai_nr, GFP_KERNEL);
-	if (!drv || !rdai) {
-		dev_err(dev, "dai allocate failed\n");
-		return -ENOMEM;
-	}
-
-	priv->rdai_nr	= dai_nr;
-	priv->daidrv	= drv;
-	priv->rdai	= rdai;
+	ret = 0;
 
-	for (i = 0; i < dai_nr; i++) {
+rsnd_dai_probe_done:
+	of_node_put(dai_node);
 
-		pmod = info->dai_info[i].playback.ssi;
-		cmod = info->dai_info[i].capture.ssi;
-
-		/*
-		 *	init rsnd_dai
-		 */
-		snprintf(rdai[i].name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", i);
-		rdai[i].priv = priv;
-
-		/*
-		 *	init snd_soc_dai_driver
-		 */
-		drv[i].name	= rdai[i].name;
-		drv[i].ops	= &rsnd_soc_dai_ops;
-		if (pmod) {
-			snprintf(rdai[i].playback.name, RSND_DAI_NAME_SIZE,
-				 "DAI%d Playback", i);
-
-			drv[i].playback.rates		= RSND_RATES;
-			drv[i].playback.formats		= RSND_FMTS;
-			drv[i].playback.channels_min	= 2;
-			drv[i].playback.channels_max	= 2;
-			drv[i].playback.stream_name	= rdai[i].playback.name;
-
-			rdai[i].playback.info = &info->dai_info[i].playback;
-			rdai[i].playback.rdai = rdai + i;
-			rsnd_path_init(priv, &rdai[i], &rdai[i].playback);
-		}
-		if (cmod) {
-			snprintf(rdai[i].capture.name, RSND_DAI_NAME_SIZE,
-				 "DAI%d Capture", i);
-
-			drv[i].capture.rates		= RSND_RATES;
-			drv[i].capture.formats		= RSND_FMTS;
-			drv[i].capture.channels_min	= 2;
-			drv[i].capture.channels_max	= 2;
-			drv[i].capture.stream_name	= rdai[i].capture.name;
-
-			rdai[i].capture.info = &info->dai_info[i].capture;
-			rdai[i].capture.rdai = rdai + i;
-			rsnd_path_init(priv, &rdai[i], &rdai[i].capture);
-		}
-
-		dev_dbg(dev, "%s (%s/%s)\n", rdai[i].name,
-			pmod ? "play"    : " -- ",
-			cmod ? "capture" : "  --   ");
-	}
-
-	return 0;
+	return ret;
 }
 
 /*
@@ -1033,14 +877,13 @@ static int __rsnd_kctrl_new(struct rsnd_mod *mod,
 			    void (*update)(struct rsnd_dai_stream *io,
 					   struct rsnd_mod *mod))
 {
-	struct snd_soc_card *soc_card = rtd->card;
 	struct snd_card *card = rtd->card->snd_card;
 	struct snd_kcontrol *kctrl;
 	struct snd_kcontrol_new knew = {
 		.iface		= SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name		= name,
 		.info		= rsnd_kctrl_info,
-		.index		= rtd - soc_card->rtd,
+		.index		= rtd->num,
 		.get		= rsnd_kctrl_get,
 		.put		= rsnd_kctrl_put,
 		.private_value	= (unsigned long)cfg,
@@ -1077,10 +920,14 @@ int rsnd_kctrl_new_m(struct rsnd_mod *mod,
 		     void (*update)(struct rsnd_dai_stream *io,
 				    struct rsnd_mod *mod),
 		     struct rsnd_kctrl_cfg_m *_cfg,
+		     int ch_size,
 		     u32 max)
 {
+	if (ch_size > RSND_DVC_CHANNELS)
+		return -EINVAL;
+
 	_cfg->cfg.max	= max;
-	_cfg->cfg.size	= RSND_DVC_CHANNELS;
+	_cfg->cfg.size	= ch_size;
 	_cfg->cfg.val	= _cfg->val;
 	return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update);
 }
@@ -1161,6 +1008,9 @@ static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv,
 
 	ret = rsnd_dai_call(probe, io, priv);
 	if (ret == -EAGAIN) {
+		struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io);
+		int i;
+
 		/*
 		 * Fallback to PIO mode
 		 */
@@ -1175,10 +1025,12 @@ static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv,
 		rsnd_dai_call(remove, io, priv);
 
 		/*
-		 * remove SRC/DVC from DAI,
+		 * remove all mod from io
+		 * and, re connect ssi
 		 */
-		rsnd_path_remove(priv, io, src);
-		rsnd_path_remove(priv, io, dvc);
+		for (i = 0; i < RSND_MOD_MAX; i++)
+			rsnd_dai_disconnect((io)->mod[i], io, i);
+		rsnd_dai_connect(ssi_mod, io, RSND_MOD_SSI);
 
 		/*
 		 * fallback
@@ -1200,33 +1052,25 @@ static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv,
  */
 static int rsnd_probe(struct platform_device *pdev)
 {
-	struct rcar_snd_info *info;
 	struct rsnd_priv *priv;
 	struct device *dev = &pdev->dev;
 	struct rsnd_dai *rdai;
 	const struct of_device_id *of_id = of_match_device(rsnd_of_match, dev);
-	const struct rsnd_of_data *of_data;
-	int (*probe_func[])(struct platform_device *pdev,
-			    const struct rsnd_of_data *of_data,
-			    struct rsnd_priv *priv) = {
+	int (*probe_func[])(struct rsnd_priv *priv) = {
 		rsnd_gen_probe,
 		rsnd_dma_probe,
 		rsnd_ssi_probe,
+		rsnd_ssiu_probe,
 		rsnd_src_probe,
 		rsnd_ctu_probe,
 		rsnd_mix_probe,
 		rsnd_dvc_probe,
+		rsnd_cmd_probe,
 		rsnd_adg_probe,
 		rsnd_dai_probe,
 	};
 	int ret, i;
 
-	info = devm_kzalloc(&pdev->dev, sizeof(struct rcar_snd_info),
-			    GFP_KERNEL);
-	if (!info)
-		return -ENOMEM;
-	of_data = of_id->data;
-
 	/*
 	 *	init priv data
 	 */
@@ -1237,14 +1081,14 @@ static int rsnd_probe(struct platform_device *pdev)
 	}
 
 	priv->pdev	= pdev;
-	priv->info	= info;
+	priv->flags	= (unsigned long)of_id->data;
 	spin_lock_init(&priv->lock);
 
 	/*
 	 *	init each module
 	 */
 	for (i = 0; i < ARRAY_SIZE(probe_func); i++) {
-		ret = probe_func[i](pdev, of_data, priv);
+		ret = probe_func[i](priv);
 		if (ret)
 			return ret;
 	}
@@ -1297,13 +1141,15 @@ static int rsnd_remove(struct platform_device *pdev)
 {
 	struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev);
 	struct rsnd_dai *rdai;
-	void (*remove_func[])(struct platform_device *pdev,
-			      struct rsnd_priv *priv) = {
+	void (*remove_func[])(struct rsnd_priv *priv) = {
 		rsnd_ssi_remove,
+		rsnd_ssiu_remove,
 		rsnd_src_remove,
 		rsnd_ctu_remove,
 		rsnd_mix_remove,
 		rsnd_dvc_remove,
+		rsnd_cmd_remove,
+		rsnd_adg_remove,
 	};
 	int ret = 0, i;
 
@@ -1315,7 +1161,7 @@ static int rsnd_remove(struct platform_device *pdev)
 	}
 
 	for (i = 0; i < ARRAY_SIZE(remove_func); i++)
-		remove_func[i](pdev, priv);
+		remove_func[i](priv);
 
 	snd_soc_unregister_component(&pdev->dev);
 	snd_soc_unregister_platform(&pdev->dev);