int stk_camera_write_reg(struct stk_camera *, u16, u8);
int stk_camera_read_reg(struct stk_camera *, u16, int *);
-int stk_sensor_outb(struct stk_camera *dev, u8 reg, u8 val);
-int stk_sensor_inb(struct stk_camera *dev, u8 reg, u8 *val);
int stk_sensor_init(struct stk_camera *);
int stk_sensor_configure(struct stk_camera *);
int stk_sensor_sleep(struct stk_camera *dev);