SND_CTL_ADD_VMASTER_(9) Control/Mixer API SND_CTL_ADD_VMASTER_(9)NAMEsnd_ctl_add_vmaster_hook - Add a hook to a vmaster control
SYNOPSIS
int snd_ctl_add_vmaster_hook(struct snd_kcontrol * kcontrol,
void (*hook) (void *private_data, int),
void * private_data);
ARGUMENTS
kcontrol
vmaster kctl element
hook
the hook function
private_data
the private_data pointer to be saved
DESCRIPTION
Adds the given hook to the vmaster control element so that it´s called
at each time when the value is changed.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 SND_CTL_ADD_VMASTER_(9)