centos man page for snd_ctl_enum_info

SND_CTL_ENUM_INFO(9)						 Control/Mixer API					      SND_CTL_ENUM_INFO(9)

NAME
       snd_ctl_enum_info - fills the info structure for an enumerated control

SYNOPSIS
       int snd_ctl_enum_info(struct snd_ctl_elem_info * info, unsigned int channels, unsigned int items, const char *const names[]);

ARGUMENTS
       info
	   the structure to be filled

       channels
	   the number of the control's channels; often one

       items
	   the number of control values; also the size of names

       names[]
	   an array containing the names of all control values

DESCRIPTION
       Sets all required fields in info to their appropriate values. If the control's accessibility is not the default (readable and writable),
       the caller has to fill info->access.

RETURN
       Zero.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						      SND_CTL_ENUM_INFO(9)