diff --git a/sound/soc/codecs/rt1308-sdw.c b/sound/soc/codecs/rt1308-sdw.c
index 8763192434c4..a5a7e46de246 100644
--- a/sound/soc/codecs/rt1308-sdw.c
+++ b/sound/soc/codecs/rt1308-sdw.c
@@ -539,7 +539,7 @@ static int rt1308_sdw_hw_params(struct snd_pcm_substream *substream,
 	struct sdw_port_config port_config;
 	enum sdw_data_direction direction;
 	struct sdw_stream_data *stream;
-	int retval, port, num_channels;
+	int retval, port, num_channels, ch_mask;
 
 	dev_dbg(dai->dev, "%s %s", __func__, dai->name);
 	stream = snd_soc_dai_get_dma_data(dai, substream);
@@ -559,13 +559,20 @@ static int rt1308_sdw_hw_params(struct snd_pcm_substream *substream,
 		return -EINVAL;
 	}
 
+	if (rt1308->slots) {
+		num_channels = rt1308->slots;
+		ch_mask = rt1308->rx_mask;
+	} else {
+		num_channels = params_channels(params);
+		ch_mask = (1 << num_channels) - 1;
+	}
+
 	stream_config.frame_rate = params_rate(params);
-	stream_config.ch_count = params_channels(params);
+	stream_config.ch_count = num_channels;
 	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.ch_mask = ch_mask;
 	port_config.num = port;
 
 	retval = sdw_stream_add_slave(rt1308->sdw_slave, &stream_config,