From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800

---
 kernel/sound/soc/sh/rcar/ctu.c |  146 +++++++++++++++---------------------------------
 1 files changed, 46 insertions(+), 100 deletions(-)

diff --git a/kernel/sound/soc/sh/rcar/ctu.c b/kernel/sound/soc/sh/rcar/ctu.c
index 6a55aa7..25a8cfc 100644
--- a/kernel/sound/soc/sh/rcar/ctu.c
+++ b/kernel/sound/soc/sh/rcar/ctu.c
@@ -72,10 +72,7 @@
 struct rsnd_ctu {
 	struct rsnd_mod mod;
 	struct rsnd_kctrl_cfg_m pass;
-	struct rsnd_kctrl_cfg_m sv0;
-	struct rsnd_kctrl_cfg_m sv1;
-	struct rsnd_kctrl_cfg_m sv2;
-	struct rsnd_kctrl_cfg_m sv3;
+	struct rsnd_kctrl_cfg_m sv[4];
 	struct rsnd_kctrl_cfg_s reset;
 	int channels;
 	u32 flags;
@@ -107,18 +104,11 @@
 	rsnd_mod_write(mod, CTU_SWRSR, 0);
 }
 
-int rsnd_ctu_converted_channel(struct rsnd_mod *mod)
-{
-	struct rsnd_ctu *ctu = rsnd_mod_to_ctu(mod);
-
-	return ctu->channels;
-}
-
 static int rsnd_ctu_probe_(struct rsnd_mod *mod,
 			   struct rsnd_dai_stream *io,
 			   struct rsnd_priv *priv)
 {
-	return rsnd_cmd_attach(io, rsnd_mod_id(mod) / 4);
+	return rsnd_cmd_attach(io, rsnd_mod_id(mod));
 }
 
 static void rsnd_ctu_value_init(struct rsnd_dai_stream *io,
@@ -127,7 +117,7 @@
 	struct rsnd_ctu *ctu = rsnd_mod_to_ctu(mod);
 	u32 cpmdr = 0;
 	u32 scmdr = 0;
-	int i;
+	int i, j;
 
 	for (i = 0; i < RSND_MAX_CHANNELS; i++) {
 		u32 val = rsnd_kctrl_valm(ctu->pass, i);
@@ -146,45 +136,13 @@
 
 	rsnd_mod_write(mod, CTU_SCMDR, scmdr);
 
-	if (scmdr > 0) {
-		rsnd_mod_write(mod, CTU_SV00R, rsnd_kctrl_valm(ctu->sv0, 0));
-		rsnd_mod_write(mod, CTU_SV01R, rsnd_kctrl_valm(ctu->sv0, 1));
-		rsnd_mod_write(mod, CTU_SV02R, rsnd_kctrl_valm(ctu->sv0, 2));
-		rsnd_mod_write(mod, CTU_SV03R, rsnd_kctrl_valm(ctu->sv0, 3));
-		rsnd_mod_write(mod, CTU_SV04R, rsnd_kctrl_valm(ctu->sv0, 4));
-		rsnd_mod_write(mod, CTU_SV05R, rsnd_kctrl_valm(ctu->sv0, 5));
-		rsnd_mod_write(mod, CTU_SV06R, rsnd_kctrl_valm(ctu->sv0, 6));
-		rsnd_mod_write(mod, CTU_SV07R, rsnd_kctrl_valm(ctu->sv0, 7));
-	}
-	if (scmdr > 1) {
-		rsnd_mod_write(mod, CTU_SV10R, rsnd_kctrl_valm(ctu->sv1, 0));
-		rsnd_mod_write(mod, CTU_SV11R, rsnd_kctrl_valm(ctu->sv1, 1));
-		rsnd_mod_write(mod, CTU_SV12R, rsnd_kctrl_valm(ctu->sv1, 2));
-		rsnd_mod_write(mod, CTU_SV13R, rsnd_kctrl_valm(ctu->sv1, 3));
-		rsnd_mod_write(mod, CTU_SV14R, rsnd_kctrl_valm(ctu->sv1, 4));
-		rsnd_mod_write(mod, CTU_SV15R, rsnd_kctrl_valm(ctu->sv1, 5));
-		rsnd_mod_write(mod, CTU_SV16R, rsnd_kctrl_valm(ctu->sv1, 6));
-		rsnd_mod_write(mod, CTU_SV17R, rsnd_kctrl_valm(ctu->sv1, 7));
-	}
-	if (scmdr > 2) {
-		rsnd_mod_write(mod, CTU_SV20R, rsnd_kctrl_valm(ctu->sv2, 0));
-		rsnd_mod_write(mod, CTU_SV21R, rsnd_kctrl_valm(ctu->sv2, 1));
-		rsnd_mod_write(mod, CTU_SV22R, rsnd_kctrl_valm(ctu->sv2, 2));
-		rsnd_mod_write(mod, CTU_SV23R, rsnd_kctrl_valm(ctu->sv2, 3));
-		rsnd_mod_write(mod, CTU_SV24R, rsnd_kctrl_valm(ctu->sv2, 4));
-		rsnd_mod_write(mod, CTU_SV25R, rsnd_kctrl_valm(ctu->sv2, 5));
-		rsnd_mod_write(mod, CTU_SV26R, rsnd_kctrl_valm(ctu->sv2, 6));
-		rsnd_mod_write(mod, CTU_SV27R, rsnd_kctrl_valm(ctu->sv2, 7));
-	}
-	if (scmdr > 3) {
-		rsnd_mod_write(mod, CTU_SV30R, rsnd_kctrl_valm(ctu->sv3, 0));
-		rsnd_mod_write(mod, CTU_SV31R, rsnd_kctrl_valm(ctu->sv3, 1));
-		rsnd_mod_write(mod, CTU_SV32R, rsnd_kctrl_valm(ctu->sv3, 2));
-		rsnd_mod_write(mod, CTU_SV33R, rsnd_kctrl_valm(ctu->sv3, 3));
-		rsnd_mod_write(mod, CTU_SV34R, rsnd_kctrl_valm(ctu->sv3, 4));
-		rsnd_mod_write(mod, CTU_SV35R, rsnd_kctrl_valm(ctu->sv3, 5));
-		rsnd_mod_write(mod, CTU_SV36R, rsnd_kctrl_valm(ctu->sv3, 6));
-		rsnd_mod_write(mod, CTU_SV37R, rsnd_kctrl_valm(ctu->sv3, 7));
+	for (i = 0; i < 4; i++) {
+
+		if (i >= scmdr)
+			break;
+
+		for (j = 0; j < RSND_MAX_CHANNELS; j++)
+			rsnd_mod_write(mod, CTU_SVxxR(i, j), rsnd_kctrl_valm(ctu->sv[i], j));
 	}
 
 	rsnd_mod_write(mod, CTU_CTUIR, 0);
@@ -201,10 +159,10 @@
 
 	for (i = 0; i < RSND_MAX_CHANNELS; i++) {
 		rsnd_kctrl_valm(ctu->pass, i) = 0;
-		rsnd_kctrl_valm(ctu->sv0,  i) = 0;
-		rsnd_kctrl_valm(ctu->sv1,  i) = 0;
-		rsnd_kctrl_valm(ctu->sv2,  i) = 0;
-		rsnd_kctrl_valm(ctu->sv3,  i) = 0;
+		rsnd_kctrl_valm(ctu->sv[0],  i) = 0;
+		rsnd_kctrl_valm(ctu->sv[1],  i) = 0;
+		rsnd_kctrl_valm(ctu->sv[2],  i) = 0;
+		rsnd_kctrl_valm(ctu->sv[3],  i) = 0;
 	}
 	rsnd_kctrl_vals(ctu->reset) = 0;
 }
@@ -213,7 +171,11 @@
 			 struct rsnd_dai_stream *io,
 			 struct rsnd_priv *priv)
 {
-	rsnd_mod_power_on(mod);
+	int ret;
+
+	ret = rsnd_mod_power_on(mod);
+	if (ret < 0)
+		return ret;
 
 	rsnd_ctu_activation(mod);
 
@@ -229,43 +191,6 @@
 	rsnd_ctu_halt(mod);
 
 	rsnd_mod_power_off(mod);
-
-	return 0;
-}
-
-static int rsnd_ctu_hw_params(struct rsnd_mod *mod,
-			      struct rsnd_dai_stream *io,
-			      struct snd_pcm_substream *substream,
-			      struct snd_pcm_hw_params *fe_params)
-{
-	struct rsnd_ctu *ctu = rsnd_mod_to_ctu(mod);
-	struct snd_soc_pcm_runtime *fe = substream->private_data;
-
-	/*
-	 * CTU assumes that it is used under DPCM if user want to use
-	 * channel transfer. Then, CTU should be FE.
-	 * And then, this function will be called *after* BE settings.
-	 * this means, each BE already has fixuped hw_params.
-	 * see
-	 *	dpcm_fe_dai_hw_params()
-	 *	dpcm_be_dai_hw_params()
-	 */
-	ctu->channels = 0;
-	if (fe->dai_link->dynamic) {
-		struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
-		struct device *dev = rsnd_priv_to_dev(priv);
-		struct snd_soc_dpcm *dpcm;
-		struct snd_pcm_hw_params *be_params;
-		int stream = substream->stream;
-
-		list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be) {
-			be_params = &dpcm->hw_params;
-			if (params_channels(fe_params) != params_channels(be_params))
-				ctu->channels = params_channels(be_params);
-		}
-
-		dev_dbg(dev, "CTU convert channels %d\n", ctu->channels);
-	}
 
 	return 0;
 }
@@ -291,7 +216,7 @@
 	ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU SV0",
 			       rsnd_kctrl_accept_anytime,
 			       NULL,
-			       &ctu->sv0, RSND_MAX_CHANNELS,
+			       &ctu->sv[0], RSND_MAX_CHANNELS,
 			       0x00FFFFFF);
 	if (ret < 0)
 		return ret;
@@ -300,7 +225,7 @@
 	ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU SV1",
 			       rsnd_kctrl_accept_anytime,
 			       NULL,
-			       &ctu->sv1, RSND_MAX_CHANNELS,
+			       &ctu->sv[1], RSND_MAX_CHANNELS,
 			       0x00FFFFFF);
 	if (ret < 0)
 		return ret;
@@ -309,7 +234,7 @@
 	ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU SV2",
 			       rsnd_kctrl_accept_anytime,
 			       NULL,
-			       &ctu->sv2, RSND_MAX_CHANNELS,
+			       &ctu->sv[2], RSND_MAX_CHANNELS,
 			       0x00FFFFFF);
 	if (ret < 0)
 		return ret;
@@ -318,7 +243,7 @@
 	ret = rsnd_kctrl_new_m(mod, io, rtd, "CTU SV3",
 			       rsnd_kctrl_accept_anytime,
 			       NULL,
-			       &ctu->sv3, RSND_MAX_CHANNELS,
+			       &ctu->sv[3], RSND_MAX_CHANNELS,
 			       0x00FFFFFF);
 	if (ret < 0)
 		return ret;
@@ -334,13 +259,34 @@
 	return ret;
 }
 
+static int rsnd_ctu_id(struct rsnd_mod *mod)
+{
+	/*
+	 * ctu00: -> 0, ctu01: -> 0, ctu02: -> 0, ctu03: -> 0
+	 * ctu10: -> 1, ctu11: -> 1, ctu12: -> 1, ctu13: -> 1
+	 */
+	return mod->id / 4;
+}
+
+static int rsnd_ctu_id_sub(struct rsnd_mod *mod)
+{
+	/*
+	 * ctu00: -> 0, ctu01: -> 1, ctu02: -> 2, ctu03: -> 3
+	 * ctu10: -> 0, ctu11: -> 1, ctu12: -> 2, ctu13: -> 3
+	 */
+	return mod->id % 4;
+}
+
 static struct rsnd_mod_ops rsnd_ctu_ops = {
 	.name		= CTU_NAME,
 	.probe		= rsnd_ctu_probe_,
 	.init		= rsnd_ctu_init,
 	.quit		= rsnd_ctu_quit,
-	.hw_params	= rsnd_ctu_hw_params,
 	.pcm_new	= rsnd_ctu_pcm_new,
+	.get_status	= rsnd_mod_get_status,
+	.id		= rsnd_ctu_id,
+	.id_sub		= rsnd_ctu_id_sub,
+	.id_cmd		= rsnd_mod_id_raw,
 };
 
 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id)
@@ -404,7 +350,7 @@
 		}
 
 		ret = rsnd_mod_init(priv, rsnd_mod_get(ctu), &rsnd_ctu_ops,
-				    clk, rsnd_mod_get_status, RSND_MOD_CTU, i);
+				    clk, RSND_MOD_CTU, i);
 		if (ret) {
 			of_node_put(np);
 			goto rsnd_ctu_probe_done;

--
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