ASoC: simpe-card/audio-graph fixups

Merge series from Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>:

These are simpe-card/audio-graph fixup patches.

include/sound/simple_card_utils.h

@@ -173,8 +173,6 @@ void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link_component *cpus,
 
 void asoc_simple_clean_reference(struct snd_soc_card *card);
 
-void asoc_simple_convert_fixup(struct asoc_simple_data *data,
-				      struct snd_pcm_hw_params *params);
 void asoc_simple_parse_convert(struct device_node *np, char *prefix,
 			       struct asoc_simple_data *data);
 bool asoc_simple_is_convert_required(const struct asoc_simple_data *data);

sound/soc/generic/audio-graph-card2-custom-sample.dtsi

@@ -49,10 +49,13 @@ / {
 	 *		+-+		+-+
 	 *
 	 * [DPCM]
+	 *
+	 *	CPU3/CPU4 are converting rate to 44100
+	 *
 	 *	FE		BE
 	 *		  ****
 	 *	cpu3 <-@--*  *--@-> codec3
-	 *	cpu4 <-@--*  *
+	 *	cpu4 <-@--*  *  (44.1kHz)
 	 *		  ****
 	 *
 	 * [DPCM-Multi]
@@ -286,7 +289,10 @@ ports {
 			port@2  { codec2_ep:  endpoint { remote-endpoint = <&mcodec2_ep>; }; };
 
 			/* [DPCM]::BE */
-			port@3  { codec3_ep:  endpoint { remote-endpoint = <&be00_ep>; }; };
+			port@3  {
+				convert-rate = <44100>;
+				codec3_ep:  endpoint { remote-endpoint = <&be00_ep>; };
+			};
 
 			/* [DPCM-Multi]::BE */
 			port@4  { codec4_ep:  endpoint { remote-endpoint = <&mbe1_ep>; }; };

sound/soc/generic/audio-graph-card2.c

@@ -849,7 +849,8 @@ int audio_graph2_link_dpcm(struct asoc_simple_priv *priv,
 			goto err;
 	}
 
-	graph_parse_convert(rep, dai_props);
+	graph_parse_convert(ep,  dai_props); /* at node of <dpcm> */
+	graph_parse_convert(rep, dai_props); /* at node of <CPU/Codec> */
 
 	snd_soc_dai_link_set_capabilities(dai_link);
 

sound/soc/generic/simple-card-utils.c

@@ -41,27 +41,6 @@ static void asoc_simple_fixup_sample_fmt(struct asoc_simple_data *data,
 	}
 }
 
-void asoc_simple_convert_fixup(struct asoc_simple_data *data,
-			       struct snd_pcm_hw_params *params)
-{
-	struct snd_interval *rate = hw_param_interval(params,
-						SNDRV_PCM_HW_PARAM_RATE);
-	struct snd_interval *channels = hw_param_interval(params,
-						SNDRV_PCM_HW_PARAM_CHANNELS);
-
-	if (data->convert_rate)
-		rate->min =
-		rate->max = data->convert_rate;
-
-	if (data->convert_channels)
-		channels->min =
-		channels->max = data->convert_channels;
-
-	if (data->convert_sample_format)
-		asoc_simple_fixup_sample_fmt(data, params);
-}
-EXPORT_SYMBOL_GPL(asoc_simple_convert_fixup);
-
 void asoc_simple_parse_convert(struct device_node *np,
 			       char *prefix,
 			       struct asoc_simple_data *data)
@@ -522,8 +501,20 @@ int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
 {
 	struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
 	struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num);
+	struct asoc_simple_data *data = &dai_props->adata;
+	struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
+	struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
+
+	if (data->convert_rate)
+		rate->min =
+		rate->max = data->convert_rate;
 
-	asoc_simple_convert_fixup(&dai_props->adata, params);
+	if (data->convert_channels)
+		channels->min =
+		channels->max = data->convert_channels;
+
+	if (data->convert_sample_format)
+		asoc_simple_fixup_sample_fmt(data, params);
 
 	return 0;
 }