[PATCH v2 7/9] ASoC: rt711: Switch to new snd_sdw_params_to_config helper

[Charles Keepax]

The conversion from hw_params to SoundWire config is pretty
standard as such most of the conversation can be handled by the new
snd_sdw_params_to_config helper function.

Signed-off-by: Charles Keepax <ckeepax at opensource.cirrus.com>
---

Changes since v1:
 - Correct spelling error in commit message

 sound/soc/codecs/rt711-sdca.c | 27 +++++++++------------------
 sound/soc/codecs/rt711.c      | 27 +++++++++------------------
 2 files changed, 18 insertions(+), 36 deletions(-)

diff --git a/sound/soc/codecs/rt711-sdca.c b/sound/soc/codecs/rt711-sdca.c
index 9252681219017..b78dd5994edbf 100644
--- a/sound/soc/codecs/rt711-sdca.c
+++ b/sound/soc/codecs/rt711-sdca.c
@@ -18,6 +18,7 @@
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
+#include <sound/sdw.h>
 #include <sound/soc-dapm.h>
 #include <sound/initval.h>
 #include <sound/tlv.h>
@@ -1257,11 +1258,10 @@ static int rt711_sdca_pcm_hw_params(struct snd_pcm_substream *substream,
 {
 	struct snd_soc_component *component = dai->component;
 	struct rt711_sdca_priv *rt711 = 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 sampling_rate;
 
 	dev_dbg(dai->dev, "%s %s", __func__, dai->name);
@@ -1274,28 +1274,19 @@ static int rt711_sdca_pcm_hw_params(struct snd_pcm_substream *substream,
 		return -EINVAL;
 
 	/* SoundWire specific configuration */
+	snd_sdw_params_to_config(substream, params, &stream_config, &port_config);
+
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-		direction = SDW_DATA_DIR_RX;
-		port = 3;
+		port_config.num = 3;
 	} else {
-		direction = SDW_DATA_DIR_TX;
 		if (dai->id == RT711_AIF1)
-			port = 2;
+			port_config.num = 2;
 		else if (dai->id == RT711_AIF2)
-			port = 4;
+			port_config.num = 4;
 		else
 			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(rt711->slave, &stream_config,
 					&port_config, 1, stream->sdw_stream);
 	if (retval) {
diff --git a/sound/soc/codecs/rt711.c b/sound/soc/codecs/rt711.c
index 1bf6180891942..78e1da9b07388 100644
--- a/sound/soc/codecs/rt711.c
+++ b/sound/soc/codecs/rt711.c
@@ -19,6 +19,7 @@
 #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>
@@ -999,11 +1000,10 @@ static int rt711_pcm_hw_params(struct snd_pcm_substream *substream,
 {
 	struct snd_soc_component *component = dai->component;
 	struct rt711_priv *rt711 = 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;
 
 	dev_dbg(dai->dev, "%s %s", __func__, dai->name);
@@ -1016,28 +1016,19 @@ static int rt711_pcm_hw_params(struct snd_pcm_substream *substream,
 		return -EINVAL;
 
 	/* SoundWire specific configuration */
+	snd_sdw_params_to_config(substream, params, &stream_config, &port_config);
+
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-		direction = SDW_DATA_DIR_RX;
-		port = 3;
+		port_config.num = 3;
 	} else {
-		direction = SDW_DATA_DIR_TX;
 		if (dai->id == RT711_AIF1)
-			port = 4;
+			port_config.num = 4;
 		else if (dai->id == RT711_AIF2)
-			port = 2;
+			port_config.num = 2;
 		else
 			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(rt711->slave, &stream_config,
 					&port_config, 1, stream->sdw_stream);
 	if (retval) {
-- 
2.30.2