int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg);
int aac_rx_init(struct aac_dev *dev);
int aac_rkt_init(struct aac_dev *dev);
int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg);
int aac_rx_init(struct aac_dev *dev);
int aac_rkt_init(struct aac_dev *dev);