257 static int hpet_open(struct inode *inode, struct file *file)  in hpet_open()  argument
263 	if (file->f_mode & FMODE_WRITE)  in hpet_open()
284 	file->private_data = devp;  in hpet_open()
296 hpet_read(struct file *file, char __user *buf, size_t count, loff_t * ppos)  in hpet_read()  argument
303 	devp = file->private_data;  in hpet_read()
322 		else if (file->f_flags & O_NONBLOCK) {  in hpet_read()
342 static __poll_t hpet_poll(struct file *file, poll_table * wait)  in hpet_poll()  argument
347 	devp = file->private_data;  in hpet_poll()
352 	poll_wait(file, &devp->hd_waitqueue, wait);  in hpet_poll()
379 static int hpet_mmap(struct file *file, struct vm_area_struct *vma)  in hpet_mmap()  argument
387 	devp = file->private_data;  in hpet_mmap()
397 static int hpet_mmap(struct file *file, struct vm_area_struct *vma)  in hpet_mmap()  argument
403 static int hpet_fasync(int fd, struct file *file, int on)  in hpet_fasync()  argument
407 	devp = file->private_data;  in hpet_fasync()
409 	if (fasync_helper(fd, file, on, &devp->hd_async_queue) >= 0)  in hpet_fasync()
415 static int hpet_release(struct inode *inode, struct file *file)  in hpet_release()  argument
421 	devp = file->private_data;  in hpet_release()
449 	file->private_data = NULL;  in hpet_release()
665 hpet_ioctl(struct file *file, unsigned int cmd, unsigned long arg)  in hpet_ioctl()  argument
671 	err = hpet_ioctl_common(file->private_data, cmd, arg, &info);  in hpet_ioctl()
690 hpet_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)  in hpet_compat_ioctl()  argument
696 	err = hpet_ioctl_common(file->private_data, cmd, arg, &info);  in hpet_compat_ioctl()