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SND_CTL_ADD_VMASTER_(9) Control/Mixer API SND_CTL_ADD_VMASTER_(9)

NAME

snd_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.

RETURN

Zero.

COPYRIGHT

January 2017 Kernel Hackers Manual 4.8.