ASoC: qcom: audioreach: add documentation for i2s interface type

Add documentation of possible values for I2S interface types,
currently this is only documented for DMA module.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20250819100151.1294047-3-srinivas.kandagatla@oss.qualcomm.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/include/uapi/sound/snd_ar_tokens.h b/include/uapi/sound/snd_ar_tokens.h
index bc0b1bede00cc43c9d2392598fd536d96a5f863a..92cf72a6fdd489de70cd187665b1df99814a2088 100644 (file)
--- a/include/uapi/sound/snd_ar_tokens.h
+++ b/include/uapi/sound/snd_ar_tokens.h
@@ -118,6 +118,12 @@ enum ar_event_types {
  *                                             LPAIF_WSA = 2,
  *                                             LPAIF_VA = 3,
  *                                             LPAIF_AXI = 4
+ * Possible values for MI2S
+ *                                             I2S_INTF_TYPE_PRIMARY = 0,
+ *                                             I2S_INTF_TYPE_SECONDARY = 1,
+ *                                             I2S_INTF_TYPE_TERTIARY = 2,
+ *                                             I2S_INTF_TYPE_QUATERNARY = 3,
+ *                                             I2S_INTF_TYPE_QUINARY = 4,
  *
  * %AR_TKN_U32_MODULE_FMT_INTERLEAVE:          PCM Interleaving
  *                                             PCM_INTERLEAVED = 1,