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[v2,4/4] ASoC: qcom: x1e80100: Correct channel mapping

Message ID 20240508-asoc-x1e80100-4-channel-mapping-v2-4-ccef9a66a572@linaro.org
State New
Headers show
Series ASoC: qcom: x1e80100: Correct channel mapping | expand

Commit Message

Krzysztof Kozlowski May 8, 2024, 8:16 a.m. UTC 
X1E80100 CRD board comes with four speakers arranged as left front+back
and then right front+back.  Using default channel mapping causes front
right speaker to play left back stream.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

---

Changes in v2:
1. Rework significantly, because only backend DAIs is now affected.
---
 sound/soc/qcom/x1e80100.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
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Patch

diff --git a/sound/soc/qcom/x1e80100.c b/sound/soc/qcom/x1e80100.c
index c3c8bf7ffb5b..27f34c0873ab 100644
--- a/sound/soc/qcom/x1e80100.c
+++ b/sound/soc/qcom/x1e80100.c
@@ -12,6 +12,7 @@ 
 
 #include "common.h"
 #include "qdsp6/q6afe.h"
+#include "qdsp6/q6dsp-common.h"
 #include "sdw.h"
 
 struct x1e80100_snd_data {
@@ -80,6 +81,23 @@  static int x1e80100_snd_prepare(struct snd_pcm_substream *substream)
 	struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
 	struct x1e80100_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
 	struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id];
+	const unsigned int rx_slot[4] = { PCM_CHANNEL_FL,
+					  PCM_CHANNEL_LB,
+					  PCM_CHANNEL_FR,
+					  PCM_CHANNEL_RB };
+	int ret;
+
+	switch (cpu_dai->id) {
+	case WSA_CODEC_DMA_RX_0:
+	case WSA_CODEC_DMA_RX_1:
+		ret = snd_soc_dai_set_channel_map(cpu_dai, 0, NULL,
+						  ARRAY_SIZE(rx_slot), rx_slot);
+		if (ret)
+			return ret;
+		break;
+	default:
+		break;
+	}
 
 	return qcom_snd_sdw_prepare(substream, sruntime,
 				    &data->stream_prepared[cpu_dai->id]);