diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/sound/soc-dapm.h | 2 | ||||
| -rw-r--r-- | include/sound/soc.h | 30 |
2 files changed, 32 insertions, 0 deletions
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h index 3a5c4f969c0..e292683ee69 100644 --- a/include/sound/soc-dapm.h +++ b/include/sound/soc-dapm.h @@ -441,6 +441,8 @@ int snd_soc_dapm_dai_get_connected_widgets(struct snd_soc_dai *dai, int stream, struct snd_soc_dapm_widget_list **list); struct snd_soc_codec *snd_soc_dapm_kcontrol_codec(struct snd_kcontrol *kcontrol); +struct snd_soc_dapm_context *snd_soc_dapm_kcontrol_dapm( + struct snd_kcontrol *kcontrol); /* dapm widget types */ enum snd_soc_dapm_type { diff --git a/include/sound/soc.h b/include/sound/soc.h index f64bf945246..a21dfecba56 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -706,6 +706,10 @@ struct snd_soc_component { int val_bytes; struct mutex io_mutex; + + /* Don't use these, use snd_soc_component_get_dapm() */ + struct snd_soc_dapm_context dapm; + struct snd_soc_dapm_context *dapm_ptr; }; /* SoC Audio Codec device */ @@ -1161,6 +1165,21 @@ static inline struct snd_soc_platform *snd_soc_component_to_platform( } /** + * 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_dapm_to_codec() - Casts a DAPM context to the CODEC it is embedded in * @dapm: The DAPM context to cast to the CODEC * @@ -1187,6 +1206,17 @@ static inline struct snd_soc_platform *snd_soc_dapm_to_platform( return container_of(dapm, struct snd_soc_platform, dapm); } +/** + * snd_soc_component_get_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( + struct snd_soc_component *component) +{ + return component->dapm_ptr; +} + /* codec IO */ unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg); int snd_soc_write(struct snd_soc_codec *codec, unsigned int reg, |