ASoC: rsnd: don't use rsnd_mod_to_io() on rsnd_dma_xxx()

Each Renesas sound mod (= SSI/SRC/DVC) might be called from many paths
if it supports MIXer. In such case, mod <-> io is no longer 1:1
relationship. This patch removes rsnd_mod_to_io() from rsnd_dma_xxx()
and related function
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Keita Kobayashi <keita.kobayashi.ym@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sh/rcar/core.c

@@ -137,12 +137,13 @@ char *rsnd_mod_name(struct rsnd_mod *mod)
 	return mod->ops->name;
 }
 
-struct dma_chan *rsnd_mod_dma_req(struct rsnd_mod *mod)
+struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
+				  struct rsnd_mod *mod)
 {
 	if (!mod || !mod->ops || !mod->ops->dma_req)
 		return NULL;
 
-	return mod->ops->dma_req(mod);
+	return mod->ops->dma_req(io, mod);
 }
 
 int rsnd_mod_init(struct rsnd_priv *priv,

sound/soc/sh/rcar/dvc.c

@@ -265,7 +265,8 @@ static int rsnd_dvc_pcm_new(struct rsnd_mod *mod,
 	return 0;
 }
 
-static struct dma_chan *rsnd_dvc_dma_req(struct rsnd_mod *mod)
+static struct dma_chan *rsnd_dvc_dma_req(struct rsnd_dai_stream *io,
+					 struct rsnd_mod *mod)
 {
 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
 

sound/soc/sh/rcar/rsnd.h

@@ -172,11 +172,11 @@ u32 rsnd_get_adinr(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
  */
 struct rsnd_dma;
 struct rsnd_dma_ops {
-	void (*start)(struct rsnd_dma *dma);
-	void (*stop)(struct rsnd_dma *dma);
-	int (*init)(struct rsnd_priv *priv, struct rsnd_dma *dma, int id,
+	void (*start)(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
+	void (*stop)(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
+	int (*init)(struct rsnd_dai_stream *io, struct rsnd_dma *dma, int id,
 		    struct rsnd_mod *mod_from, struct rsnd_mod *mod_to);
-	void  (*quit)(struct rsnd_dma *dma);
+	void (*quit)(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
 };
 
 struct rsnd_dmaen {
@@ -200,10 +200,10 @@ struct rsnd_dma {
 #define rsnd_dma_to_dmaen(dma)	(&(dma)->dma.en)
 #define rsnd_dma_to_dmapp(dma)	(&(dma)->dma.pp)
 
-void rsnd_dma_start(struct rsnd_dma *dma);
-void rsnd_dma_stop(struct rsnd_dma *dma);
-int rsnd_dma_init(struct rsnd_priv *priv, struct rsnd_dma *dma, int id);
-void  rsnd_dma_quit(struct rsnd_dma *dma);
+void rsnd_dma_start(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
+void rsnd_dma_stop(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
+int rsnd_dma_init(struct rsnd_dai_stream *io, struct rsnd_dma *dma, int id);
+void rsnd_dma_quit(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
 int rsnd_dma_probe(struct platform_device *pdev,
 		   const struct rsnd_of_data *of_data,
 		   struct rsnd_priv *priv);
@@ -224,7 +224,8 @@ enum rsnd_mod_type {
 
 struct rsnd_mod_ops {
 	char *name;
-	struct dma_chan* (*dma_req)(struct rsnd_mod *mod);
+	struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
+				    struct rsnd_mod *mod);
 	int (*probe)(struct rsnd_mod *mod,
 		     struct rsnd_dai_stream *io,
 		     struct rsnd_priv *priv);
@@ -326,7 +327,8 @@ int rsnd_mod_init(struct rsnd_priv *priv,
 void rsnd_mod_quit(struct rsnd_mod *mod);
 char *rsnd_mod_name(struct rsnd_mod *mod);
 int rsnd_mod_is_working(struct rsnd_mod *mod);
-struct dma_chan *rsnd_mod_dma_req(struct rsnd_mod *mod);
+struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
+				  struct rsnd_mod *mod);
 void rsnd_mod_interrupt(struct rsnd_mod *mod,
 			void (*callback)(struct rsnd_mod *mod,
 					 struct rsnd_dai_stream *io));

sound/soc/sh/rcar/src.c

@@ -117,10 +117,10 @@ struct rsnd_src {
 /*
  *		Gen1/Gen2 common functions
  */
-static struct dma_chan *rsnd_src_dma_req(struct rsnd_mod *mod)
+static struct dma_chan *rsnd_src_dma_req(struct rsnd_dai_stream *io,
+					 struct rsnd_mod *mod)
 {
 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
-	struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
 	int is_play = rsnd_io_is_play(io);
 
 	return rsnd_dma_request_channel(rsnd_src_of_node(priv),
@@ -810,7 +810,7 @@ static int rsnd_src_probe_gen2(struct rsnd_mod *mod,
 			return ret;
 	}
 
-	ret = rsnd_dma_init(priv,
+	ret = rsnd_dma_init(io,
 			    rsnd_mod_to_dma(mod),
 			    src->info->dma_id);
 
@@ -821,7 +821,7 @@ static int rsnd_src_remove_gen2(struct rsnd_mod *mod,
 				struct rsnd_dai_stream *io,
 				struct rsnd_priv *priv)
 {
-	rsnd_dma_quit(rsnd_mod_to_dma(mod));
+	rsnd_dma_quit(io, rsnd_mod_to_dma(mod));
 
 	return 0;
 }
@@ -851,7 +851,7 @@ static int rsnd_src_start_gen2(struct rsnd_mod *mod,
 			       struct rsnd_dai_stream *io,
 			       struct rsnd_priv *priv)
 {
-	rsnd_dma_start(rsnd_mod_to_dma(mod));
+	rsnd_dma_start(io, rsnd_mod_to_dma(mod));
 
 	return _rsnd_src_start_gen2(mod);
 }
@@ -864,7 +864,7 @@ static int rsnd_src_stop_gen2(struct rsnd_mod *mod,
 
 	ret = _rsnd_src_stop_gen2(mod);
 
-	rsnd_dma_stop(rsnd_mod_to_dma(mod));
+	rsnd_dma_stop(io, rsnd_mod_to_dma(mod));
 
 	return ret;
 }

sound/soc/sh/rcar/ssi.c

@@ -533,7 +533,7 @@ static int rsnd_ssi_dma_probe(struct rsnd_mod *mod,
 		return ret;
 
 	ret = rsnd_dma_init(
-		priv, rsnd_mod_to_dma(mod),
+		io, rsnd_mod_to_dma(mod),
 		dma_id);
 
 	return ret;
@@ -547,7 +547,7 @@ static int rsnd_ssi_dma_remove(struct rsnd_mod *mod,
 	struct device *dev = rsnd_priv_to_dev(priv);
 	int irq = ssi->info->irq;
 
-	rsnd_dma_quit(rsnd_mod_to_dma(mod));
+	rsnd_dma_quit(io, rsnd_mod_to_dma(mod));
 
 	/* PIO will request IRQ again */
 	devm_free_irq(dev, irq, ssi);
@@ -582,7 +582,7 @@ static int rsnd_ssi_dma_start(struct rsnd_mod *mod,
 {
 	struct rsnd_dma *dma = rsnd_mod_to_dma(mod);
 
-	rsnd_dma_start(dma);
+	rsnd_dma_start(io, dma);
 
 	rsnd_ssi_start(mod, io, priv);
 
@@ -597,15 +597,15 @@ static int rsnd_ssi_dma_stop(struct rsnd_mod *mod,
 
 	rsnd_ssi_stop(mod, io, priv);
 
-	rsnd_dma_stop(dma);
+	rsnd_dma_stop(io, dma);
 
 	return 0;
 }
 
-static struct dma_chan *rsnd_ssi_dma_req(struct rsnd_mod *mod)
+static struct dma_chan *rsnd_ssi_dma_req(struct rsnd_dai_stream *io,
+					 struct rsnd_mod *mod)
 {
 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
-	struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
 	int is_play = rsnd_io_is_play(io);
 	char *name;