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>
This commit is contained in:
Mark Brown 2012-05-07 17:10:21 +01:00 committed by Takashi Iwai
parent 76bc7a0d0a
commit a2e888f0d7

View File

@ -155,7 +155,7 @@ EXPORT_SYMBOL(snd_jack_new);
* @jack: The jack to configure
* @parent: The device to set as parent for the jack.
*
* Set the parent for the jack input device in the device tree. This
* Set the parent for the jack devices in the device tree. This
* function is only valid prior to registration of the jack. If no
* parent is configured then the parent device will be the sound card.
*/
@ -179,6 +179,9 @@ EXPORT_SYMBOL(snd_jack_set_parent);
* mapping is provided but keys are enabled in the jack type then
* BTN_n numeric buttons will be reported.
*
* If jacks are not reporting via the input API this call will have no
* effect.
*
* Note that this is intended to be use by simple devices with small
* numbers of keys that can be reported. It is also possible to
* access the input device directly - devices with complex input