+struct v4l2_file_operations {
+ struct module *owner;
+ ssize_t (*read) (struct file *, char __user *, size_t, loff_t *);
+ ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *);
+ unsigned int (*poll) (struct file *, struct poll_table_struct *);
+ long (*ioctl) (struct file *, unsigned int, unsigned long);
+ long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long);
+ unsigned long (*get_unmapped_area) (struct file *, unsigned long,
+ unsigned long, unsigned long, unsigned long);
+ int (*mmap) (struct file *, struct vm_area_struct *);
+ int (*open) (struct file *);
+ int (*release) (struct file *);
+};
+