snd_ctl_replace9
Replace the control instance of the card
Usage
int snd_ctl_replace(struct snd_card * card, struct snd_kcontrol * kcontrol, bool add_on_replace);
Arguments
card
the card instance
kcontrol
the control instance to replace
add_on_replace
add the control if not already added
Overview
Replaces the given control. If the given control does not exist and the add_on_replace flag is set, the control is added. If the control exists, it is destroyed first.
It frees automatically the control which cannot be added or replaced.
Return
Zero if successful, or a negative error code on failure.
Releases
3 releases since Debian 7 (Wheezy); the text changed 2 times.