Name

register_sound_mixer — register a mixer device

Synopsis

int register_sound_mixer (const struct file_operations * fops,
 int dev);
 

Arguments

fops

File operations for the driver

dev

Unit number to allocate

Description

Allocate a mixer device. Unit is the number of the mixer requested. Pass -1 to request the next free mixer unit.

Return

On success, the allocated number is returned. On failure, a negative error code is returned.