snd_soc_info_xr_sx – signed multi register info callback Synopsis int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); Arguments kcontrol mreg control uinfo control element information Description Callback to provide information of a control that can span multiple codec registers which together forms a single signed value in a MSB/LSB manner. Returns 0 for success. Copyright
snd_soc_info_volsw_sx – Mixer info callback for SX TLV controls Synopsis int snd_soc_info_volsw_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); Arguments kcontrol mixer control uinfo control element information Description Callback to provide information about a single mixer control, or a double mixer control that spans 2 registers of the SX TLV type. SX TLV controls have a range…
snd_soc_info_volsw_range – single mixer info callback with range. Synopsis int snd_soc_info_volsw_range(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); Arguments kcontrol mixer control uinfo control element information Description Callback to provide information, within a range, about a single mixer control. returns 0 for success. Copyright
snd_soc_info_volsw – single mixer info callback Synopsis int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); Arguments kcontrol mixer control uinfo control element information Description Callback to provide information about a single mixer control, or a double mixer control that spans 2 registers. Returns 0 for success. Copyright
snd_soc_info_enum_double – enumerated double mixer info callback Synopsis int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); Arguments kcontrol mixer control uinfo control element information Description Callback to provide information about a double enumerated mixer control. Returns 0 for success. Copyright
snd_soc_get_xr_sx – signed multi register get callback Synopsis int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mreg control ucontrol control element information Description Callback to get the value of a control that can span multiple codec registers which together forms a single signed value in a MSB/LSB manner. The control supports specifying total no…
snd_soc_get_volsw_sx – single mixer get callback Synopsis int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol control element information Description Callback to get the value of a single mixer control, or a double mixer control that spans 2 registers. Returns 0 for success. Copyright
snd_soc_get_volsw_range – single mixer get callback with range Synopsis int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol control element information Description Callback to get the value, within a range, of a single mixer control. Returns 0 for success. Copyright
snd_soc_get_volsw – single mixer get callback Synopsis int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol control element information Description Callback to get the value of a single mixer control, or a double mixer control that spans 2 registers. Returns 0 for success. Copyright
snd_soc_get_strobe – strobe get callback Synopsis int snd_soc_get_strobe(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol control element information Description Callback get the value of a strobe mixer control. Returns 0 for success. Copyright
snd_soc_get_enum_double – enumerated double mixer get callback Synopsis int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol control element information Description Callback to get the value of a double enumerated mixer. Returns 0 for success. Copyright
snd_soc_find_dai – Find a registered DAI Synopsis struct snd_soc_dai *snd_soc_find_dai(const struct snd_soc_dai_link_component *dlc); Arguments dlc name of the DAI and optional component info to match Description This function will search all regsitered components and their DAIs to find the DAI of the same name. The component’s of_node and name should also match if being specified….
snd_soc_dapm_weak_routes – Mark routes between DAPM widgets as weak Synopsis int snd_soc_dapm_weak_routes(struct snd_soc_dapm_context *dapm, const struct snd_soc_dapm_route *route, int num); Arguments dapm DAPM context route audio routes num number of routes Description Mark existing routes matching those specified in the passed array as being weak, meaning that they are ignored for the purpose of power…
snd_soc_dapm_to_platform – Casts a DAPM context to the platform it is embedded in Synopsis struct snd_soc_platform *snd_soc_dapm_to_platform(struct snd_soc_dapm_context *dapm); Arguments dapm The DAPM context to cast to the platform. Description This function must only be used on DAPM contexts that are known to be part of a platform (e.g. in a platform driver). Otherwise the…
snd_soc_dapm_to_component – Casts a DAPM context to the component it is embedded in Synopsis struct snd_soc_component *snd_soc_dapm_to_component(struct snd_soc_dapm_context *dapm); Arguments dapm The DAPM context to cast to the component Description 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…
snd_soc_dapm_to_codec – Casts a DAPM context to the CODEC it is embedded in Synopsis struct snd_soc_codec *snd_soc_dapm_to_codec(struct snd_soc_dapm_context *dapm); Arguments dapm The DAPM context to cast to the CODEC Description This function must only be used on DAPM contexts that are known to be part of a CODEC (e.g. in a CODEC driver). Otherwise the…
snd_soc_dapm_sync_unlocked – scan and power dapm paths Synopsis int snd_soc_dapm_sync_unlocked(struct snd_soc_dapm_context *dapm); Arguments dapm DAPM context Description Walks all dapm audio paths and powers widgets according to their stream or path usage. Requires external locking. Returns 0 for success. Copyright
snd_soc_dapm_sync – scan and power dapm paths Synopsis int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm); Arguments dapm DAPM context Description Walks all dapm audio paths and powers widgets according to their stream or path usage. Returns 0 for success. Copyright
snd_soc_dapm_put_volsw – dapm mixer set callback Synopsis int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol control element information Description Callback to set the value of a dapm mixer control. Returns 0 for success. Copyright
snd_soc_dapm_put_pin_switch – Set information for a pin switch Synopsis int snd_soc_dapm_put_pin_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol Value Copyright