The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
snd_soc_put_xr_sx – signed multi register get callback Synopsis int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mreg control ucontrol control element information Description Callback to set 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_put_volsw_sx – double mixer set callback Synopsis int snd_soc_put_volsw_sx(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 double mixer control that spans 2 registers. Returns 0 for success. Copyright
snd_soc_put_volsw_range – single mixer put value callback with range. Synopsis int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol control element information Description Callback to set the value, within a range, for a single mixer control. Returns 0 for success. Copyright
snd_soc_put_volsw – single mixer put callback Synopsis int snd_soc_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 single mixer control, or a double mixer control that spans 2 registers. Returns 0 for success. Copyright
snd_soc_put_strobe – strobe put callback Synopsis int snd_soc_put_strobe(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); Arguments kcontrol mixer control ucontrol control element information Description Callback strobe a register bit to high then low (or the inverse) in one pass of a single mixer enum control. Returns 1 for success. Copyright
snd_soc_put_enum_double – enumerated double mixer put callback Synopsis int snd_soc_put_enum_double(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 double enumerated mixer. Returns 0 for success. Copyright
snd_soc_new_compress – create a new compress. Synopsis int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num); Arguments rtd The runtime for which we will create compress num the device index number (zero based – shared with normal PCMs) Return 0 for success, else error. Copyright
snd_soc_limit_volume – Set new limit to an existing volume control. Synopsis int snd_soc_limit_volume(struct snd_soc_card *card, const char *name, int max); Arguments card where to look for the control name Name of the control max new maximum limit Description Return 0 for success, else error. Copyright
snd_soc_kcontrol_platform – Returns the platform that registered the control Synopsis struct snd_soc_platform *snd_soc_kcontrol_platform(struct snd_kcontrol *kcontrol); Arguments kcontrol The control for which to get the platform Note This function will only work correctly if the control has been registered with snd_soc_add_platform_controls or via table based setup of a snd_soc_platform_driver. Otherwise the behavior is undefined. Copyright
snd_soc_kcontrol_component – Returns the component that registered the control Synopsis struct snd_soc_component *snd_soc_kcontrol_component(struct snd_kcontrol *kcontrol); Arguments kcontrol The control for which to get the component Note This function will work correctly if the control has been registered for a component. Either with snd_soc_add_codec_controls or snd_soc_add_platform_controls or via table based setup for either a CODEC, a…
snd_soc_kcontrol_codec – Returns the CODEC that registered the control Synopsis struct snd_soc_codec *snd_soc_kcontrol_codec(struct snd_kcontrol *kcontrol); Arguments kcontrol The control for which to get the CODEC Note This function will only work correctly if the control has been registered with snd_soc_add_codec_controls or via table based setup of snd_soc_codec_driver. Otherwise the behavior is undefined. Copyright
snd_soc_jack_report – Report the current status for a jack Synopsis void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask); Arguments jack the jack status a bitmask of enum snd_jack_type values that are currently detected. mask a bitmask of enum snd_jack_type values that being reported. Description If configured using snd_soc_jack_add_pins then the associated DAPM pins will be…
snd_soc_jack_notifier_unregister – Unregister a notifier for jack status Synopsis void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack, struct notifier_block *nb); Arguments jack ASoC jack nb Notifier block to unregister Description Stop notifying for status changes. Copyright
snd_soc_jack_notifier_register – Register a notifier for jack status Synopsis void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, struct notifier_block *nb); Arguments jack ASoC jack nb Notifier block to register Description Register for notification of the current status of the jack. Note that it is not possible to report additional jack events in the callback from the notifier, this is…
snd_soc_jack_get_type – Based on the mic bias value, this function returns the type of jack from the zones declared in the jack type Synopsis int snd_soc_jack_get_type(struct snd_soc_jack *jack, int micbias_voltage); Arguments jack ASoC jack micbias_voltage mic bias voltage at adc channel when jack is plugged in Description Based on the mic bias value passed, this…
snd_soc_jack_free_gpios – Release GPIO pins’ resources of an ASoC jack Synopsis void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, struct snd_soc_jack_gpio *gpios); Arguments jack ASoC jack count number of pins gpios array of gpio pins Description Release gpio and irq resources for gpio pins associated with an ASoC jack. Copyright
snd_soc_jack_add_zones – Associate voltage zones with jack Synopsis int snd_soc_jack_add_zones(struct snd_soc_jack *jack, int count, struct snd_soc_jack_zone *zones); Arguments jack ASoC jack count Number of zones zones Array of zones Description After this function has been called the zones specified in the array will be associated with the jack. Copyright
snd_soc_jack_add_pins – Associate DAPM pins with an ASoC jack Synopsis int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count, struct snd_soc_jack_pin *pins); Arguments jack ASoC jack count Number of pins pins Array of pins Description After this function has been called the DAPM pins specified in the pins array will have their status updated to reflect the current…
snd_soc_jack_add_gpios – Associate GPIO pins with an ASoC jack Synopsis int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, struct snd_soc_jack_gpio *gpios); Arguments jack ASoC jack count number of pins gpios array of gpio pins Description This function will request gpio, set data direction and request irq for each gpio in the array. Copyright
snd_soc_jack_add_gpiods – Associate GPIO descriptor pins with an ASoC jack Synopsis int snd_soc_jack_add_gpiods(struct device *gpiod_dev, struct snd_soc_jack *jack, int count, struct snd_soc_jack_gpio *gpios); Arguments gpiod_dev GPIO consumer device jack ASoC jack count number of pins gpios array of gpio pins Description This function will request gpio, set data direction and request irq for each gpio…