snd_hwdep_control_ioctl 523 sound/core/hwdep.c snd_ctl_register_ioctl(snd_hwdep_control_ioctl); snd_hwdep_control_ioctl 524 sound/core/hwdep.c snd_ctl_register_ioctl_compat(snd_hwdep_control_ioctl); snd_hwdep_control_ioctl 530 sound/core/hwdep.c snd_ctl_unregister_ioctl(snd_hwdep_control_ioctl); snd_hwdep_control_ioctl 531 sound/core/hwdep.c snd_ctl_unregister_ioctl_compat(snd_hwdep_control_ioctl);