@@ -227,6 +227,28 @@ u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
return adinr;
}
+u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
+{
+ struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
+ struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io);
+ struct device *dev = rsnd_priv_to_dev(priv);
+ u32 chan = runtime->channels;
+
+ switch (chan) {
+ case 1:
+ case 2:
+ case 4:
+ case 6:
+ case 8:
+ break;
+ default:
+ dev_warn(dev, "not supported channel\n");
+ chan = 0;
+ break;
+ }
+
+ return chan;
+}
/*
* rsnd_dai functions
*/
@@ -170,6 +170,7 @@ void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
u32 mask, u32 data);
u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
+u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
void rsnd_path_parse(struct rsnd_priv *priv,
struct rsnd_dai_stream *io);