ASoC: rsnd: handle DPCM converted rate/chan under core

converted rate/chan are handled each rated module, but
it will be used other module too.
For examle, converted channel is currently used for CTU,
but, it will be used for TDM Split mode, too.

This patch move/merge SRC/CTU hw_param under core.c
and handles converted rate/chan under rsnd_dai_stream.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 2 insertions, 38 deletions

diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c
index bdc05952f75f..50348a2c9203 100644
--- a/sound/soc/sh/rcar/src.c
+++ b/sound/soc/sh/rcar/src.c
@@ -25,7 +25,6 @@ struct rsnd_src {
 	struct rsnd_mod *dma;
 	struct rsnd_kctrl_cfg_s sen;  /* sync convert enable */
 	struct rsnd_kctrl_cfg_s sync; /* sync convert */
-	u32 convert_rate; /* sampling rate convert */
 	int irq;
 };
 
@@ -89,12 +88,12 @@ static u32 rsnd_src_convert_rate(struct rsnd_dai_stream *io,
 		return 0;
 
 	if (!rsnd_src_sync_is_enabled(mod))
-		return src->convert_rate;
+		return rsnd_io_converted_rate(io);
 
 	convert_rate = src->sync.val;
 
 	if (!convert_rate)
-		convert_rate = src->convert_rate;
+		convert_rate = rsnd_io_converted_rate(io);
 
 	if (!convert_rate)
 		convert_rate = runtime->rate;
@@ -135,40 +134,6 @@ unsigned int rsnd_src_get_rate(struct rsnd_priv *priv,
 	return rate;
 }
 
-static int rsnd_src_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_src *src = rsnd_mod_to_src(mod);
-	struct snd_soc_pcm_runtime *fe = substream->private_data;
-
-	/*
-	 * SRC assumes that it is used under DPCM if user want to use
-	 * sampling rate convert. Then, SRC 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()
-	 */
-	src->convert_rate = 0;
-	if (fe->dai_link->dynamic) {
-		int stream = substream->stream;
-		struct snd_soc_dpcm *dpcm;
-		struct snd_pcm_hw_params *be_params;
-
-		for_each_dpcm_be(fe, stream, dpcm) {
-			be_params = &dpcm->hw_params;
-
-			if (params_rate(fe_params) != params_rate(be_params))
-				src->convert_rate = params_rate(be_params);
-		}
-	}
-
-	return 0;
-}
-
 static void rsnd_src_set_convert_rate(struct rsnd_dai_stream *io,
 				      struct rsnd_mod *mod)
 {
@@ -534,7 +499,6 @@ static struct rsnd_mod_ops rsnd_src_ops = {
 	.start		= rsnd_src_start,
 	.stop		= rsnd_src_stop,
 	.irq		= rsnd_src_irq,
-	.hw_params	= rsnd_src_hw_params,
 	.pcm_new	= rsnd_src_pcm_new,
 	.get_status	= rsnd_mod_get_status,
 };