32 	struct smo8800_device *smo8800 = data;  in smo8800_interrupt_quick()  local
34 	atomic_inc(&smo8800->counter);  in smo8800_interrupt_quick()
35 	wake_up_interruptible(&smo8800->misc_wait);  in smo8800_interrupt_quick()
41 	struct smo8800_device *smo8800 = data;  in smo8800_interrupt_thread()  local
43 	dev_info(smo8800->dev, "detected free fall\n");  in smo8800_interrupt_thread()
81 	struct smo8800_device *smo8800 = container_of(file->private_data,  in smo8800_misc_read()  local
91 	atomic_set(&smo8800->counter, 0);  in smo8800_misc_read()
92 	retval = wait_event_interruptible(smo8800->misc_wait,  in smo8800_misc_read()
93 				(data = atomic_xchg(&smo8800->counter, 0)));  in smo8800_misc_read()
113 	struct smo8800_device *smo8800 = container_of(file->private_data,  in smo8800_misc_open()  local
116 	if (test_and_set_bit(0, &smo8800->misc_opened))  in smo8800_misc_open()
119 	atomic_set(&smo8800->counter, 0);  in smo8800_misc_open()
125 	struct smo8800_device *smo8800 = container_of(file->private_data,  in smo8800_misc_release()  local
128 	clear_bit(0, &smo8800->misc_opened); /* release the device */  in smo8800_misc_release()
142 	struct smo8800_device *smo8800;  in smo8800_add()  local
144 	smo8800 = devm_kzalloc(&device->dev, sizeof(*smo8800), GFP_KERNEL);  in smo8800_add()
145 	if (!smo8800) {  in smo8800_add()
150 	smo8800->dev = &device->dev;  in smo8800_add()
151 	smo8800->miscdev.minor = MISC_DYNAMIC_MINOR;  in smo8800_add()
152 	smo8800->miscdev.name = "freefall";  in smo8800_add()
153 	smo8800->miscdev.fops = &smo8800_misc_fops;  in smo8800_add()
155 	init_waitqueue_head(&smo8800->misc_wait);  in smo8800_add()
157 	err = misc_register(&smo8800->miscdev);  in smo8800_add()
163 	device->driver_data = smo8800;  in smo8800_add()
165 	smo8800->irq = smo8800_get_irq(device);  in smo8800_add()
166 	if (!smo8800->irq) {  in smo8800_add()
172 	err = request_threaded_irq(smo8800->irq, smo8800_interrupt_quick,  in smo8800_add()
175 				   DRIVER_NAME, smo8800);  in smo8800_add()
179 			smo8800->irq, err);  in smo8800_add()
184 		 smo8800->irq);  in smo8800_add()
188 	misc_deregister(&smo8800->miscdev);  in smo8800_add()
194 	struct smo8800_device *smo8800 = device->driver_data;  in smo8800_remove()  local
196 	free_irq(smo8800->irq, smo8800);  in smo8800_remove()
197 	misc_deregister(&smo8800->miscdev);  in smo8800_remove()