ASoC: soc-dapm: prepare for hiding struct

Merge series from Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>:

We would like to hide struct snd_soc_dapm_context from driver. So we need
cleanup code  first. These are preparation for it.

3 files changed, 18 insertions, 21 deletions

diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h
index 48e45cbe82e5..b954f34d6025 100644
--- a/include/sound/soc-component.h
+++ b/include/sound/soc-component.h
@@ -261,31 +261,19 @@ struct snd_soc_component {
 	list_for_each_entry_safe(dai, _dai, &(component)->dai_list, list)
 
 /**
- * snd_soc_dapm_to_component() - Casts a DAPM context to the component it is
- *  embedded in
- * @dapm: The DAPM context to cast to the component
- *
- * This function must only be used on DAPM contexts that are known to be part of
- * a component (e.g. in a component driver). Otherwise the behavior is
- * undefined.
- */
-static inline struct snd_soc_component *snd_soc_dapm_to_component(
-	struct snd_soc_dapm_context *dapm)
-{
-	return container_of(dapm, struct snd_soc_component, dapm);
-}
-
-/**
- * snd_soc_component_get_dapm() - Returns the DAPM context associated with a
+ * snd_soc_component_to_dapm() - Returns the DAPM context associated with a
  *  component
  * @component: The component for which to get the DAPM context
  */
-static inline struct snd_soc_dapm_context *snd_soc_component_get_dapm(
+static inline struct snd_soc_dapm_context *snd_soc_component_to_dapm(
 	struct snd_soc_component *component)
 {
 	return &component->dapm;
 }
 
+// FIXME
+#define snd_soc_component_get_dapm	snd_soc_component_to_dapm
+
 /**
  * snd_soc_component_cache_sync() - Sync the register cache with the hardware
  * @component: COMPONENT to sync
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index ed39458b94bf..75941324886b 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -583,11 +583,9 @@ struct snd_soc_dapm_update {
 struct snd_soc_dapm_context {
 	enum snd_soc_bias_level bias_level;
 
-	/* bit field */
-	unsigned int idle_bias_off:1;		/* Use BIAS_OFF instead of STANDBY */
-	unsigned int suspend_bias_off:1;	/* Use BIAS_OFF in suspend if the DAPM is idle */
+	bool idle_bias;				/* Use BIAS_OFF instead of STANDBY when false */
 
-	struct device *dev;			/* from parent - for debug */
+	struct device *dev;			/* from parent - for debug */ /* REMOVE ME */
 	struct snd_soc_component *component;	/* parent component */
 	struct snd_soc_card *card;		/* parent card */
 
@@ -660,6 +658,12 @@ void snd_soc_dapm_connect_dai_link_widgets(struct snd_soc_card *card);
 int snd_soc_dapm_update_dai(struct snd_pcm_substream *substream,
 			    struct snd_pcm_hw_params *params, struct snd_soc_dai *dai);
 int snd_soc_dapm_widget_name_cmp(struct snd_soc_dapm_widget *widget, const char *s);
+struct device *snd_soc_dapm_to_dev(struct snd_soc_dapm_context *dapm);
+struct snd_soc_card *snd_soc_dapm_to_card(struct snd_soc_dapm_context *dapm);
+struct snd_soc_component *snd_soc_dapm_to_component(struct snd_soc_dapm_context *dapm);
+
+bool snd_soc_dapm_get_idle_bias(struct snd_soc_dapm_context *dapm);
+void snd_soc_dapm_set_idle_bias(struct snd_soc_dapm_context *dapm, bool on);
 
 /* dapm path setup */
 int snd_soc_dapm_new_widgets(struct snd_soc_card *card);
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 1fffef311c41..ddc508ff7b9b 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1120,6 +1120,11 @@ static inline int snd_soc_card_is_instantiated(struct snd_soc_card *card)
 	return card && card->instantiated;
 }
 
+static inline struct snd_soc_dapm_context *snd_soc_card_to_dapm(struct snd_soc_card *card)
+{
+	return &card->dapm;
+}
+
 /* SoC machine DAI configuration, glues a codec and cpu DAI together */
 struct snd_soc_pcm_runtime {
 	struct device *dev;