33 	struct smo8800_device *smo8800 = data;  in smo8800_interrupt_quick()  local
35 	atomic_inc(&smo8800->counter);  in smo8800_interrupt_quick()
36 	wake_up_interruptible(&smo8800->misc_wait);  in smo8800_interrupt_quick()
42 	struct smo8800_device *smo8800 = data;  in smo8800_interrupt_thread()  local
44 	dev_info(smo8800->dev, "detected free fall\n");  in smo8800_interrupt_thread()
51 	struct smo8800_device *smo8800 = container_of(file->private_data,  in smo8800_misc_read()  local
61 	atomic_set(&smo8800->counter, 0);  in smo8800_misc_read()
62 	retval = wait_event_interruptible(smo8800->misc_wait,  in smo8800_misc_read()
63 				(data = atomic_xchg(&smo8800->counter, 0)));  in smo8800_misc_read()
80 	struct smo8800_device *smo8800 = container_of(file->private_data,  in smo8800_misc_open()  local
83 	if (test_and_set_bit(0, &smo8800->misc_opened))  in smo8800_misc_open()
86 	atomic_set(&smo8800->counter, 0);  in smo8800_misc_open()
92 	struct smo8800_device *smo8800 = container_of(file->private_data,  in smo8800_misc_release()  local
95 	clear_bit(0, &smo8800->misc_opened); /* release the device */  in smo8800_misc_release()
109 	struct smo8800_device *smo8800;  in smo8800_probe()  local
111 	smo8800 = devm_kzalloc(&device->dev, sizeof(*smo8800), GFP_KERNEL);  in smo8800_probe()
112 	if (!smo8800) {  in smo8800_probe()
117 	smo8800->dev = &device->dev;  in smo8800_probe()
118 	smo8800->miscdev.minor = MISC_DYNAMIC_MINOR;  in smo8800_probe()
119 	smo8800->miscdev.name = "freefall";  in smo8800_probe()
120 	smo8800->miscdev.fops = &smo8800_misc_fops;  in smo8800_probe()
122 	init_waitqueue_head(&smo8800->misc_wait);  in smo8800_probe()
124 	err = misc_register(&smo8800->miscdev);  in smo8800_probe()
130 	platform_set_drvdata(device, smo8800);  in smo8800_probe()
135 	smo8800->irq = err;  in smo8800_probe()
137 	err = request_threaded_irq(smo8800->irq, smo8800_interrupt_quick,  in smo8800_probe()
140 				   DRIVER_NAME, smo8800);  in smo8800_probe()
144 			smo8800->irq, err);  in smo8800_probe()
149 		 smo8800->irq);  in smo8800_probe()
153 	misc_deregister(&smo8800->miscdev);  in smo8800_probe()
159 	struct smo8800_device *smo8800 = platform_get_drvdata(device);  in smo8800_remove()  local
161 	free_irq(smo8800->irq, smo8800);  in smo8800_remove()
162 	misc_deregister(&smo8800->miscdev);  in smo8800_remove()