ALSA: jack: Update documention to reflect other userspace interfaces
Since this is a generic API which should support any userspace interface for reporting jacks update the documentation a little to make that a bit clearer. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -155,7 +155,7 @@ EXPORT_SYMBOL(snd_jack_new);
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* @jack: The jack to configure
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* @parent: The device to set as parent for the jack.
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*
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* Set the parent for the jack input device in the device tree. This
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* Set the parent for the jack devices in the device tree. This
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* function is only valid prior to registration of the jack. If no
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* parent is configured then the parent device will be the sound card.
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*/
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@ -179,6 +179,9 @@ EXPORT_SYMBOL(snd_jack_set_parent);
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* mapping is provided but keys are enabled in the jack type then
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* BTN_n numeric buttons will be reported.
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*
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* If jacks are not reporting via the input API this call will have no
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* effect.
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*
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* Note that this is intended to be use by simple devices with small
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* numbers of keys that can be reported. It is also possible to
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* access the input device directly - devices with complex input
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