ASoC: Intel: Skylake: Add skl_tplg_be_get_cpr_module() helper

[karo-tx-linux.git] / sound / soc / intel / skylake / skl-topology.c

diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c
index a294fee431f07363f965a81b4c9ef42eb3a42f58..5c8661450349e088c61deba769e4585d6bed385c 100644 (file)
--- a/sound/soc/intel/skylake/skl-topology.c
+++ b/sound/soc/intel/skylake/skl-topology.c
@@ -1091,6 +1091,66 @@ skl_tplg_fe_get_cpr_module(struct snd_soc_dai *dai, int stream)
        return NULL;
 }
 
+static struct skl_module_cfg *skl_get_mconfig_pb_cpr(
+               struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
+{
+       struct snd_soc_dapm_path *p;
+       struct skl_module_cfg *mconfig = NULL;
+
+       snd_soc_dapm_widget_for_each_source_path(w, p) {
+               if (w->endpoints[SND_SOC_DAPM_DIR_OUT] > 0) {
+                       if (p->connect &&
+                                   (p->sink->id == snd_soc_dapm_aif_out) &&
+                                   p->source->priv) {
+                               mconfig = p->source->priv;
+                               return mconfig;
+                       }
+                       mconfig = skl_get_mconfig_pb_cpr(dai, p->source);
+                       if (mconfig)
+                               return mconfig;
+               }
+       }
+       return mconfig;
+}
+
+static struct skl_module_cfg *skl_get_mconfig_cap_cpr(
+               struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
+{
+       struct snd_soc_dapm_path *p;
+       struct skl_module_cfg *mconfig = NULL;
+
+       snd_soc_dapm_widget_for_each_sink_path(w, p) {
+               if (w->endpoints[SND_SOC_DAPM_DIR_IN] > 0) {
+                       if (p->connect &&
+                                   (p->source->id == snd_soc_dapm_aif_in) &&
+                                   p->sink->priv) {
+                               mconfig = p->sink->priv;
+                               return mconfig;
+                       }
+                       mconfig = skl_get_mconfig_cap_cpr(dai, p->sink);
+                       if (mconfig)
+                               return mconfig;
+               }
+       }
+       return mconfig;
+}
+
+struct skl_module_cfg *
+skl_tplg_be_get_cpr_module(struct snd_soc_dai *dai, int stream)
+{
+       struct snd_soc_dapm_widget *w;
+       struct skl_module_cfg *mconfig;
+
+       if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+               w = dai->playback_widget;
+               mconfig = skl_get_mconfig_pb_cpr(dai, w);
+       } else {
+               w = dai->capture_widget;
+               mconfig = skl_get_mconfig_cap_cpr(dai, w);
+       }
+       return mconfig;
+}
+
 static u8 skl_tplg_be_link_type(int dev_type)
 {
        int ret;