_sioctl_onval_cb
_sioctl_onval_cb(&hdl->sioctl,
void _sioctl_onval_cb(struct sioctl_hdl *, unsigned int, unsigned int);
_sioctl_onval_cb(&hdl->sioctl, vol->base_addr + addr, val);
_sioctl_onval_cb(&hdl->sioctl,
_sioctl_onval_cb(&hdl->sioctl,
_sioctl_onval_cb(&hdl->sioctl,