135 static void usb_stream_hwdep_vm_open(struct vm_area_struct *area)  in usb_stream_hwdep_vm_open()  argument
137 	struct us122l *us122l = area->vm_private_data;  in usb_stream_hwdep_vm_open()
178 static void usb_stream_hwdep_vm_close(struct vm_area_struct *area)  in usb_stream_hwdep_vm_close()  argument
180 	struct us122l *us122l = area->vm_private_data;  in usb_stream_hwdep_vm_close()
236 				 struct file *filp, struct vm_area_struct *area)  in usb_stream_hwdep_mmap()  argument
238 	unsigned long	size = area->vm_end - area->vm_start;  in usb_stream_hwdep_mmap()
245 	offset = area->vm_pgoff << PAGE_SHIFT;  in usb_stream_hwdep_mmap()
249 	if (read && area->vm_flags & VM_WRITE) {  in usb_stream_hwdep_mmap()
263 	area->vm_ops = &usb_stream_hwdep_vm_ops;  in usb_stream_hwdep_mmap()
264 	area->vm_flags |= VM_DONTDUMP;  in usb_stream_hwdep_mmap()
266 		area->vm_flags |= VM_DONTEXPAND;  in usb_stream_hwdep_mmap()
267 	area->vm_private_data = us122l;  in usb_stream_hwdep_mmap()