ASoC: rt715: Switch to new snd_sdw_params_to_config helper

The conversion from hw_params to SoundWire config is pretty
standard as such most of the conversion can be handled by the new
snd_sdw_params_to_config helper function.
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20221123165432.594972-8-ckeepax@opensource.cirrus.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt715-sdca.c

@@ -20,6 +20,7 @@
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
+#include <sound/sdw.h>
 #include <sound/soc.h>
 #include <sound/soc-dapm.h>
 #include <sound/initval.h>
@@ -820,11 +821,10 @@ static int rt715_sdca_pcm_hw_params(struct snd_pcm_substream *substream,
 {
 	struct snd_soc_component *component = dai->component;
 	struct rt715_sdca_priv *rt715 = snd_soc_component_get_drvdata(component);
-	struct sdw_stream_config stream_config;
-	struct sdw_port_config port_config;
-	enum sdw_data_direction direction;
+	struct sdw_stream_config stream_config = {0};
+	struct sdw_port_config port_config = {0};
 	struct rt715_sdw_stream_data *stream;
-	int retval, port, num_channels;
+	int retval;
 	unsigned int val;
 
 	stream = snd_soc_dai_get_dma_data(dai, substream);
@@ -835,16 +835,16 @@ static int rt715_sdca_pcm_hw_params(struct snd_pcm_substream *substream,
 	if (!rt715->slave)
 		return -EINVAL;
 
+	snd_sdw_params_to_config(substream, params, &stream_config, &port_config);
+
 	switch (dai->id) {
 	case RT715_AIF1:
-		direction = SDW_DATA_DIR_TX;
-		port = 6;
+		port_config.num = 6;
 		rt715_sdca_index_write(rt715, RT715_VENDOR_REG, RT715_SDW_INPUT_SEL,
 			0xa500);
 		break;
 	case RT715_AIF2:
-		direction = SDW_DATA_DIR_TX;
-		port = 4;
+		port_config.num = 4;
 		rt715_sdca_index_write(rt715, RT715_VENDOR_REG, RT715_SDW_INPUT_SEL,
 			0xaf00);
 		break;
@@ -853,15 +853,6 @@ static int rt715_sdca_pcm_hw_params(struct snd_pcm_substream *substream,
 		return -EINVAL;
 	}
 
-	stream_config.frame_rate =  params_rate(params);
-	stream_config.ch_count = params_channels(params);
-	stream_config.bps = snd_pcm_format_width(params_format(params));
-	stream_config.direction = direction;
-
-	num_channels = params_channels(params);
-	port_config.ch_mask = GENMASK(num_channels - 1, 0);
-	port_config.num = port;
-
 	retval = sdw_stream_add_slave(rt715->slave, &stream_config,
 					&port_config, 1, stream->sdw_stream);
 	if (retval) {

sound/soc/codecs/rt715.c

@@ -28,6 +28,7 @@
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
+#include <sound/sdw.h>
 #include <sound/soc.h>
 #include <sound/soc-dapm.h>
 #include <sound/initval.h>
@@ -801,11 +802,10 @@ static int rt715_pcm_hw_params(struct snd_pcm_substream *substream,
 {
 	struct snd_soc_component *component = dai->component;
 	struct rt715_priv *rt715 = snd_soc_component_get_drvdata(component);
-	struct sdw_stream_config stream_config;
-	struct sdw_port_config port_config;
-	enum sdw_data_direction direction;
+	struct sdw_stream_config stream_config = {0};
+	struct sdw_port_config port_config = {0};
 	struct sdw_stream_data *stream;
-	int retval, port, num_channels;
+	int retval;
 	unsigned int val = 0;
 
 	stream = snd_soc_dai_get_dma_data(dai, substream);
@@ -816,15 +816,15 @@ static int rt715_pcm_hw_params(struct snd_pcm_substream *substream,
 	if (!rt715->slave)
 		return -EINVAL;
 
+	snd_sdw_params_to_config(substream, params, &stream_config, &port_config);
+
 	switch (dai->id) {
 	case RT715_AIF1:
-		direction = SDW_DATA_DIR_TX;
-		port = 6;
+		port_config.num = 6;
 		rt715_index_write(rt715->regmap, RT715_SDW_INPUT_SEL, 0xa500);
 		break;
 	case RT715_AIF2:
-		direction = SDW_DATA_DIR_TX;
-		port = 4;
+		port_config.num = 4;
 		rt715_index_write(rt715->regmap, RT715_SDW_INPUT_SEL, 0xa000);
 		break;
 	default:
@@ -832,15 +832,6 @@ static int rt715_pcm_hw_params(struct snd_pcm_substream *substream,
 		return -EINVAL;
 	}
 
-	stream_config.frame_rate =  params_rate(params);
-	stream_config.ch_count = params_channels(params);
-	stream_config.bps = snd_pcm_format_width(params_format(params));
-	stream_config.direction = direction;
-
-	num_channels = params_channels(params);
-	port_config.ch_mask = (1 << (num_channels)) - 1;
-	port_config.num = port;
-
 	retval = sdw_stream_add_slave(rt715->slave, &stream_config,
 					&port_config, 1, stream->sdw_stream);
 	if (retval) {