struct v4l2_control *a);
int (*vidioc_s_ctrl) (struct file *file, void *fh,
struct v4l2_control *a);
+ int (*vidioc_g_ext_ctrls) (struct file *file, void *fh,
+ struct v4l2_ext_controls *a);
+ int (*vidioc_s_ext_ctrls) (struct file *file, void *fh,
+ struct v4l2_ext_controls *a);
+ int (*vidioc_try_ext_ctrls) (struct file *file, void *fh,
+ struct v4l2_ext_controls *a);
int (*vidioc_querymenu) (struct file *file, void *fh,
struct v4l2_querymenu *a);