75 struct synusb {  struct
94 static void synusb_report_buttons(struct synusb *synusb)  in synusb_report_buttons()  argument
96 	struct input_dev *input_dev = synusb->input;  in synusb_report_buttons()
98 	input_report_key(input_dev, BTN_LEFT, synusb->data[1] & 0x04);  in synusb_report_buttons()
99 	input_report_key(input_dev, BTN_RIGHT, synusb->data[1] & 0x01);  in synusb_report_buttons()
100 	input_report_key(input_dev, BTN_MIDDLE, synusb->data[1] & 0x02);  in synusb_report_buttons()
103 static void synusb_report_stick(struct synusb *synusb)  in synusb_report_stick()  argument
105 	struct input_dev *input_dev = synusb->input;  in synusb_report_stick()
109 	pressure = synusb->data[6];  in synusb_report_stick()
110 	x = (s16)(be16_to_cpup((__be16 *)&synusb->data[2]) << 3) >> 7;  in synusb_report_stick()
111 	y = (s16)(be16_to_cpup((__be16 *)&synusb->data[4]) << 3) >> 7;  in synusb_report_stick()
120 	synusb_report_buttons(synusb);  in synusb_report_stick()
125 static void synusb_report_touchpad(struct synusb *synusb)  in synusb_report_touchpad()  argument
127 	struct input_dev *input_dev = synusb->input;  in synusb_report_touchpad()
132 	pressure = synusb->data[6];  in synusb_report_touchpad()
133 	x = be16_to_cpup((__be16 *)&synusb->data[2]);  in synusb_report_touchpad()
134 	y = be16_to_cpup((__be16 *)&synusb->data[4]);  in synusb_report_touchpad()
135 	w = synusb->data[0] & 0x0f;  in synusb_report_touchpad()
181 	synusb_report_buttons(synusb);  in synusb_report_touchpad()
182 	if (synusb->flags & SYNUSB_AUXDISPLAY)  in synusb_report_touchpad()
183 		input_report_key(input_dev, BTN_MIDDLE, synusb->data[1] & 0x08);  in synusb_report_touchpad()
190 	struct synusb *synusb = urb->context;  in synusb_irq()  local
196 		usb_mark_last_busy(synusb->udev);  in synusb_irq()
210 	if (synusb->flags & SYNUSB_STICK)  in synusb_irq()
211 		synusb_report_stick(synusb);  in synusb_irq()
213 		synusb_report_touchpad(synusb);  in synusb_irq()
218 		dev_err(&synusb->intf->dev,  in synusb_irq()
244 	struct synusb *synusb = input_get_drvdata(dev);  in synusb_open()  local
247 	retval = usb_autopm_get_interface(synusb->intf);  in synusb_open()
249 		dev_err(&synusb->intf->dev,  in synusb_open()
255 	mutex_lock(&synusb->pm_mutex);  in synusb_open()
256 	retval = usb_submit_urb(synusb->urb, GFP_KERNEL);  in synusb_open()
258 		dev_err(&synusb->intf->dev,  in synusb_open()
265 	synusb->intf->needs_remote_wakeup = 1;  in synusb_open()
266 	synusb->is_open = true;  in synusb_open()
269 	mutex_unlock(&synusb->pm_mutex);  in synusb_open()
270 	usb_autopm_put_interface(synusb->intf);  in synusb_open()
276 	struct synusb *synusb = input_get_drvdata(dev);  in synusb_close()  local
279 	autopm_error = usb_autopm_get_interface(synusb->intf);  in synusb_close()
281 	mutex_lock(&synusb->pm_mutex);  in synusb_close()
282 	usb_kill_urb(synusb->urb);  in synusb_close()
283 	synusb->intf->needs_remote_wakeup = 0;  in synusb_close()
284 	synusb->is_open = false;  in synusb_close()
285 	mutex_unlock(&synusb->pm_mutex);  in synusb_close()
288 		usb_autopm_put_interface(synusb->intf);  in synusb_close()
296 	struct synusb *synusb;  in synusb_probe()  local
314 	synusb = kzalloc(sizeof(*synusb), GFP_KERNEL);  in synusb_probe()
316 	if (!synusb || !input_dev) {  in synusb_probe()
321 	synusb->udev = udev;  in synusb_probe()
322 	synusb->intf = intf;  in synusb_probe()
323 	synusb->input = input_dev;  in synusb_probe()
324 	mutex_init(&synusb->pm_mutex);  in synusb_probe()
326 	synusb->flags = id->driver_info;  in synusb_probe()
327 	if (synusb->flags & SYNUSB_COMBO) {  in synusb_probe()
332 		synusb->flags |= intf_num == 1 ?  in synusb_probe()
336 	synusb->urb = usb_alloc_urb(0, GFP_KERNEL);  in synusb_probe()
337 	if (!synusb->urb) {  in synusb_probe()
342 	synusb->data = usb_alloc_coherent(udev, SYNUSB_RECV_SIZE, GFP_KERNEL,  in synusb_probe()
343 					  &synusb->urb->transfer_dma);  in synusb_probe()
344 	if (!synusb->data) {  in synusb_probe()
349 	usb_fill_int_urb(synusb->urb, udev,  in synusb_probe()
351 			 synusb->data, SYNUSB_RECV_SIZE,  in synusb_probe()
352 			 synusb_irq, synusb,  in synusb_probe()
354 	synusb->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in synusb_probe()
357 		strscpy(synusb->name, udev->manufacturer,  in synusb_probe()
358 			sizeof(synusb->name));  in synusb_probe()
362 			strlcat(synusb->name, " ", sizeof(synusb->name));  in synusb_probe()
363 		strlcat(synusb->name, udev->product, sizeof(synusb->name));  in synusb_probe()
366 	if (!strlen(synusb->name))  in synusb_probe()
367 		snprintf(synusb->name, sizeof(synusb->name),  in synusb_probe()
372 	if (synusb->flags & SYNUSB_STICK)  in synusb_probe()
373 		strlcat(synusb->name, " (Stick)", sizeof(synusb->name));  in synusb_probe()
375 	usb_make_path(udev, synusb->phys, sizeof(synusb->phys));  in synusb_probe()
376 	strlcat(synusb->phys, "/input0", sizeof(synusb->phys));  in synusb_probe()
378 	input_dev->name = synusb->name;  in synusb_probe()
379 	input_dev->phys = synusb->phys;  in synusb_probe()
381 	input_dev->dev.parent = &synusb->intf->dev;  in synusb_probe()
383 	if (!(synusb->flags & SYNUSB_IO_ALWAYS)) {  in synusb_probe()
388 	input_set_drvdata(input_dev, synusb);  in synusb_probe()
393 	if (synusb->flags & SYNUSB_STICK) {  in synusb_probe()
412 	if (synusb->flags & SYNUSB_TOUCHSCREEN)  in synusb_probe()
421 	usb_set_intfdata(intf, synusb);  in synusb_probe()
423 	if (synusb->flags & SYNUSB_IO_ALWAYS) {  in synusb_probe()
440 	if (synusb->flags & SYNUSB_IO_ALWAYS)  in synusb_probe()
441 		synusb_close(synusb->input);  in synusb_probe()
443 	usb_free_coherent(udev, SYNUSB_RECV_SIZE, synusb->data,  in synusb_probe()
444 			  synusb->urb->transfer_dma);  in synusb_probe()
446 	usb_free_urb(synusb->urb);  in synusb_probe()
449 	kfree(synusb);  in synusb_probe()
457 	struct synusb *synusb = usb_get_intfdata(intf);  in synusb_disconnect()  local
460 	if (synusb->flags & SYNUSB_IO_ALWAYS)  in synusb_disconnect()
461 		synusb_close(synusb->input);  in synusb_disconnect()
463 	input_unregister_device(synusb->input);  in synusb_disconnect()
465 	usb_free_coherent(udev, SYNUSB_RECV_SIZE, synusb->data,  in synusb_disconnect()
466 			  synusb->urb->transfer_dma);  in synusb_disconnect()
467 	usb_free_urb(synusb->urb);  in synusb_disconnect()
468 	kfree(synusb);  in synusb_disconnect()
475 	struct synusb *synusb = usb_get_intfdata(intf);  in synusb_suspend()  local
477 	mutex_lock(&synusb->pm_mutex);  in synusb_suspend()
478 	usb_kill_urb(synusb->urb);  in synusb_suspend()
479 	mutex_unlock(&synusb->pm_mutex);  in synusb_suspend()
486 	struct synusb *synusb = usb_get_intfdata(intf);  in synusb_resume()  local
489 	mutex_lock(&synusb->pm_mutex);  in synusb_resume()
491 	if ((synusb->is_open || (synusb->flags & SYNUSB_IO_ALWAYS)) &&  in synusb_resume()
492 	    usb_submit_urb(synusb->urb, GFP_NOIO) < 0) {  in synusb_resume()
496 	mutex_unlock(&synusb->pm_mutex);  in synusb_resume()
503 	struct synusb *synusb = usb_get_intfdata(intf);  in synusb_pre_reset()  local
505 	mutex_lock(&synusb->pm_mutex);  in synusb_pre_reset()
506 	usb_kill_urb(synusb->urb);  in synusb_pre_reset()
513 	struct synusb *synusb = usb_get_intfdata(intf);  in synusb_post_reset()  local
516 	if ((synusb->is_open || (synusb->flags & SYNUSB_IO_ALWAYS)) &&  in synusb_post_reset()
517 	    usb_submit_urb(synusb->urb, GFP_NOIO) < 0) {  in synusb_post_reset()
521 	mutex_unlock(&synusb->pm_mutex);  in synusb_post_reset()