centos man page for snd_ctl_rename_id

SND_CTL_RENAME_ID(9)						 Control/Mixer API					      SND_CTL_RENAME_ID(9)

NAME
       snd_ctl_rename_id - replace the id of a control on the card

SYNOPSIS
       int snd_ctl_rename_id(struct snd_card * card, struct snd_ctl_elem_id * src_id, struct snd_ctl_elem_id * dst_id);

ARGUMENTS
       card
	   the card instance

       src_id
	   the old id

       dst_id
	   the new id

DESCRIPTION
       Finds the control with the old id from the card, and replaces the id with the new one.

RETURN
       Zero if successful, or a negative error code on failure.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						      SND_CTL_RENAME_ID(9)