Merge branch 'rcar-3.9.2/audio.rc2' into v4.14.75-ltsi/rcar-3.9.3

* rcar-3.9.2/audio.rc2:
  ASoC: rsnd: fixup MIX kctrl registration
  ASoC: rsnd: tidyup registering method for rsnd_kctrl_new()
  ASoC: rsnd: fixup rsnd_ssi_master_clk_start() user count check
  ASoC: rsnd: update BSDSR/BSDISR handling

4 files changed, 128 insertions, 19 deletions

diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index 2361c20b5115f..27b647efa440a 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -1338,6 +1338,18 @@ int rsnd_kctrl_new(struct rsnd_mod *mod,
 	};
 	int ret;
 
+	/*
+	 * 1) Avoid duplicate register for DVC with MIX case
+	 * 2) Allow duplicate register for MIX
+	 * 3) re-register if card was rebinded
+	 */
+	list_for_each_entry(kctrl, &card->controls, list) {
+		struct rsnd_kctrl_cfg *c = kctrl->private_data;
+
+		if (c == cfg)
+			return 0;
+	}
+
 	if (size > RSND_MAX_CHANNELS)
 		return -EINVAL;
 
diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c
index dbe54f024d688..4d0da5c568fe4 100644
--- a/sound/soc/sh/rcar/dvc.c
+++ b/sound/soc/sh/rcar/dvc.c
@@ -44,11 +44,8 @@ struct rsnd_dvc {
 	struct rsnd_kctrl_cfg_s ren;	/* Ramp Enable */
 	struct rsnd_kctrl_cfg_s rup;	/* Ramp Rate Up */
 	struct rsnd_kctrl_cfg_s rdown;	/* Ramp Rate Down */
-	u32 flags;
 };
 
-#define KCTRL_INITIALIZED	(1 << 0)
-
 #define rsnd_dvc_get(priv, id) ((struct rsnd_dvc *)(priv->dvc) + id)
 #define rsnd_dvc_nr(priv) ((priv)->dvc_nr)
 
@@ -231,9 +228,6 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod,
 	int channels = rsnd_rdai_channels_get(rdai);
 	int ret;
 
-	if (rsnd_flags_has(dvc, KCTRL_INITIALIZED))
-		return 0;
-
 	/* Volume */
 	ret = rsnd_kctrl_new_m(mod, io, rtd,
 			is_play ?
@@ -289,8 +283,6 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod,
 	if (ret < 0)
 		return ret;
 
-	rsnd_flags_set(dvc, KCTRL_INITIALIZED);
-
 	return 0;
 }
 
diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c
index a727e71587b6e..c31cc99f71d2e 100644
--- a/sound/soc/sh/rcar/src.c
+++ b/sound/soc/sh/rcar/src.c
@@ -18,6 +18,7 @@
  */
 
 #include "rsnd.h"
+#include <linux/sys_soc.h>
 
 #define SRC_NAME "src"
 
@@ -173,20 +174,83 @@ static int rsnd_src_hw_params(struct rsnd_mod *mod,
 	return 0;
 }
 
+const static u32 bsdsr_table_pattern1[] = {
+	0x01800000, /* 6 - 1/6 */
+	0x01000000, /* 6 - 1/4 */
+	0x00c00000, /* 6 - 1/3 */
+	0x00800000, /* 6 - 1/2 */
+	0x00600000, /* 6 - 2/3 */
+	0x00400000, /* 6 - 1   */
+};
+
+const static u32 bsdsr_table_pattern2[] = {
+	0x02400000, /* 6 - 1/6 */
+	0x01800000, /* 6 - 1/4 */
+	0x01200000, /* 6 - 1/3 */
+	0x00c00000, /* 6 - 1/2 */
+	0x00900000, /* 6 - 2/3 */
+	0x00600000, /* 6 - 1   */
+};
+
+const static u32 bsisr_table[] = {
+	0x00100060, /* 6 - 1/6 */
+	0x00100040, /* 6 - 1/4 */
+	0x00100030, /* 6 - 1/3 */
+	0x00100020, /* 6 - 1/2 */
+	0x00100020, /* 6 - 2/3 */
+	0x00100020, /* 6 - 1   */
+};
+
+const static u32 chan288888[] = {
+	0x00000006, /* 1 to 2 */
+	0x000001fe, /* 1 to 8 */
+	0x000001fe, /* 1 to 8 */
+	0x000001fe, /* 1 to 8 */
+	0x000001fe, /* 1 to 8 */
+	0x000001fe, /* 1 to 8 */
+};
+
+const static u32 chan244888[] = {
+	0x00000006, /* 1 to 2 */
+	0x0000001e, /* 1 to 4 */
+	0x0000001e, /* 1 to 4 */
+	0x000001fe, /* 1 to 8 */
+	0x000001fe, /* 1 to 8 */
+	0x000001fe, /* 1 to 8 */
+};
+
+const static u32 chan222222[] = {
+	0x00000006, /* 1 to 2 */
+	0x00000006, /* 1 to 2 */
+	0x00000006, /* 1 to 2 */
+	0x00000006, /* 1 to 2 */
+	0x00000006, /* 1 to 2 */
+	0x00000006, /* 1 to 2 */
+};
+
+static const struct soc_device_attribute ov_soc[] = {
+	{ .soc_id = "r8a77990" }, /* E3 */
+	{ /* sentinel */ }
+};
+
 static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io,
 				      struct rsnd_mod *mod)
 {
 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
 	struct device *dev = rsnd_priv_to_dev(priv);
 	struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+	const struct soc_device_attribute *soc = soc_device_match(ov_soc);
 	int is_play = rsnd_io_is_play(io);
 	int use_src = 0;
 	u32 fin, fout;
 	u32 ifscr, fsrate, adinr;
 	u32 cr, route;
-	u32 bsdsr, bsisr;
 	u32 i_busif, o_busif, tmp;
+	const u32 *bsdsr_table;
+	const u32 *chptn;
 	uint ratio;
+	int chan;
+	int idx;
 
 	if (!runtime)
 		return;
@@ -194,6 +258,8 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io,
 	fin  = rsnd_src_get_in_rate(priv, io);
 	fout = rsnd_src_get_out_rate(priv, io);
 
+	chan = rsnd_runtime_channel_original(io);
+
 	/* 6 - 1/6 are very enough ratio for SRC_BSDSR */
 	if (fin == fout)
 		ratio = 0;
@@ -212,8 +278,7 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io,
 	/*
 	 * SRC_ADINR
 	 */
-	adinr = rsnd_get_adinr_bit(mod, io) |
-		rsnd_runtime_channel_original(io);
+	adinr = rsnd_get_adinr_bit(mod, io) | chan;
 
 	/*
 	 * SRC_IFSCR / SRC_IFSVR
@@ -246,21 +311,56 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io,
 
 	/*
 	 * SRC_BSDSR / SRC_BSISR
+	 *
+	 * see
+	 *	Combination of Register Setting Related to
+	 *	FSO/FSI Ratio and Channel, Latency
 	 */
 	switch (rsnd_mod_id(mod)) {
+	case 0:
+		chptn		= chan288888;
+		bsdsr_table	= bsdsr_table_pattern1;
+		break;
+	case 1:
+	case 3:
+	case 4:
+		chptn		= chan244888;
+		bsdsr_table	= bsdsr_table_pattern1;
+		break;
+	case 2:
+	case 9:
+		chptn		= chan222222;
+		bsdsr_table	= bsdsr_table_pattern1;
+		break;
 	case 5:
 	case 6:
 	case 7:
 	case 8:
-		bsdsr = 0x02400000; /* 6 - 1/6 */
-		bsisr = 0x00100060; /* 6 - 1/6 */
+		chptn		= chan222222;
+		bsdsr_table	= bsdsr_table_pattern2;
 		break;
 	default:
-		bsdsr = 0x01800000; /* 6 - 1/6 */
-		bsisr = 0x00100060 ;/* 6 - 1/6 */
-		break;
+		goto convert_rate_err;
 	}
 
+	/*
+	 * E3 need to overwrite
+	 */
+	if (soc)
+		switch (rsnd_mod_id(mod)) {
+		case 0:
+		case 4:
+			chptn	= chan222222;
+		}
+
+	for (idx = 0; idx < ARRAY_SIZE(chan222222); idx++)
+		if (chptn[idx] & (1 << chan))
+			break;
+
+	if (chan > 8 ||
+	    idx >= ARRAY_SIZE(chan222222))
+		goto convert_rate_err;
+
 	/* BUSIF_MODE */
 	tmp = rsnd_get_busif_shift(io, mod);
 	i_busif = ( is_play ? tmp : 0) | 1;
@@ -273,8 +373,8 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io,
 	rsnd_mod_write(mod, SRC_IFSCR, ifscr);
 	rsnd_mod_write(mod, SRC_IFSVR, fsrate);
 	rsnd_mod_write(mod, SRC_SRCCR, cr);
-	rsnd_mod_write(mod, SRC_BSDSR, bsdsr);
-	rsnd_mod_write(mod, SRC_BSISR, bsisr);
+	rsnd_mod_write(mod, SRC_BSDSR, bsdsr_table[idx]);
+	rsnd_mod_write(mod, SRC_BSISR, bsisr_table[idx]);
 	rsnd_mod_write(mod, SRC_SRCIR, 0);	/* cancel initialize */
 
 	rsnd_mod_write(mod, SRC_I_BUSIF_MODE, i_busif);
@@ -283,6 +383,11 @@ static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io,
 	rsnd_mod_write(mod, SRC_BUSIF_DALIGN, rsnd_get_dalign(mod, io));
 
 	rsnd_adg_set_src_timesel_gen2(mod, io, fin, fout);
+
+	return;
+
+convert_rate_err:
+	dev_err(dev, "unknown BSDSR/BSDIR settings\n");
 }
 
 static int rsnd_src_irq(struct rsnd_mod *mod,
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index a9d06925a6ce2..d9f02b096e2f6 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -287,7 +287,7 @@ static int rsnd_ssi_master_clk_start(struct rsnd_mod *mod,
 	if (rsnd_ssi_is_multi_slave(mod, io))
 		return 0;
 
-	if (ssi->usrcnt > 1) {
+	if (ssi->usrcnt > 0) {
 		if (ssi->rate != rate) {
 			dev_err(dev, "SSI parent/child should use same rate\n");
 			return -EINVAL;