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-rw-r--r--sound/soc/qcom/sc8280xp.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/sound/soc/qcom/sc8280xp.c b/sound/soc/qcom/sc8280xp.c
index d93b18f07be5..39cb0b889aff 100644
--- a/sound/soc/qcom/sc8280xp.c
+++ b/sound/soc/qcom/sc8280xp.c
@@ -27,6 +27,23 @@ struct sc8280xp_snd_data {
static int sc8280xp_snd_init(struct snd_soc_pcm_runtime *rtd)
{
struct sc8280xp_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
+ struct snd_soc_card *card = rtd->card;
+
+ switch (cpu_dai->id) {
+ case WSA_CODEC_DMA_RX_0:
+ case WSA_CODEC_DMA_RX_1:
+ /*
+ * set limit of 0dB on Digital Volume for Speakers,
+ * this can prevent damage of speakers to some extent without
+ * active speaker protection
+ */
+ snd_soc_limit_volume(card, "WSA_RX0 Digital Volume", 84);
+ snd_soc_limit_volume(card, "WSA_RX1 Digital Volume", 84);
+ break;
+ default:
+ break;
+ }
return qcom_snd_wcd_jack_setup(rtd, &data->jack, &data->jack_setup);
}