4036 static struct sonypi_compat_s sonypi_compat = {  variable
4042 	return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);  in sonypi_misc_fasync()
4047 	atomic_dec(&sonypi_compat.open_count);  in sonypi_misc_release()
4056 	spin_lock_irqsave(&sonypi_compat.fifo_lock, flags);  in sonypi_misc_open()
4058 	if (atomic_inc_return(&sonypi_compat.open_count) == 1)  in sonypi_misc_open()
4059 		kfifo_reset(&sonypi_compat.fifo);  in sonypi_misc_open()
4061 	spin_unlock_irqrestore(&sonypi_compat.fifo_lock, flags);  in sonypi_misc_open()
4072 	if ((kfifo_len(&sonypi_compat.fifo) == 0) &&  in sonypi_misc_read()
4076 	ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,  in sonypi_misc_read()
4077 				       kfifo_len(&sonypi_compat.fifo) != 0);  in sonypi_misc_read()
4082 	       (kfifo_out_locked(&sonypi_compat.fifo, &c, sizeof(c),  in sonypi_misc_read()
4083 			  &sonypi_compat.fifo_lock) == sizeof(c))) {  in sonypi_misc_read()
4099 	poll_wait(file, &sonypi_compat.fifo_proc_list, wait);  in sonypi_misc_poll()
4100 	if (kfifo_len(&sonypi_compat.fifo))  in sonypi_misc_poll()
4265 	kfifo_in_locked(&sonypi_compat.fifo, (unsigned char *)&event,  in sonypi_compat_report_event()
4266 			sizeof(event), &sonypi_compat.fifo_lock);  in sonypi_compat_report_event()
4267 	kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);  in sonypi_compat_report_event()
4268 	wake_up_interruptible(&sonypi_compat.fifo_proc_list);  in sonypi_compat_report_event()
4275 	spin_lock_init(&sonypi_compat.fifo_lock);  in sonypi_compat_init()
4277 	 kfifo_alloc(&sonypi_compat.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);  in sonypi_compat_init()
4283 	init_waitqueue_head(&sonypi_compat.fifo_proc_list);  in sonypi_compat_init()
4299 	kfifo_free(&sonypi_compat.fifo);  in sonypi_compat_init()
4306 	kfifo_free(&sonypi_compat.fifo);  in sonypi_compat_exit()