Lines Matching defs:pegasus
73 struct pegasus {
91 static int pegasus_control_msg(struct pegasus *pegasus, u8 *data, int len)
106 result = usb_control_msg(pegasus->usbdev,
107 usb_sndctrlpipe(pegasus->usbdev, 0),
117 dev_err(&pegasus->usbdev->dev, "control msg error: %d\n",
125 static int pegasus_set_mode(struct pegasus *pegasus, u8 mode, u8 led)
129 return pegasus_control_msg(pegasus, cmd, sizeof(cmd));
132 static void pegasus_parse_packet(struct pegasus *pegasus)
134 unsigned char *data = pegasus->data;
135 struct input_dev *dev = pegasus->dev;
142 schedule_work(&pegasus->init);
170 dev_warn_once(&pegasus->usbdev->dev,
177 struct pegasus *pegasus = urb->context;
178 struct usb_device *dev = pegasus->usbdev;
183 pegasus_parse_packet(pegasus);
184 usb_mark_last_busy(pegasus->usbdev);
208 struct pegasus *pegasus = container_of(work, struct pegasus, init);
211 error = pegasus_set_mode(pegasus, PEN_MODE_XY, NOTETAKER_LED_MOUSE);
213 dev_err(&pegasus->usbdev->dev, "pegasus_set_mode error: %d\n",
219 struct pegasus *pegasus = input_get_drvdata(dev);
222 error = usb_autopm_get_interface(pegasus->intf);
226 mutex_lock(&pegasus->pm_mutex);
227 pegasus->irq->dev = pegasus->usbdev;
228 if (usb_submit_urb(pegasus->irq, GFP_KERNEL)) {
233 error = pegasus_set_mode(pegasus, PEN_MODE_XY, NOTETAKER_LED_MOUSE);
237 pegasus->is_open = true;
238 mutex_unlock(&pegasus->pm_mutex);
242 usb_kill_urb(pegasus->irq);
243 cancel_work_sync(&pegasus->init);
245 mutex_unlock(&pegasus->pm_mutex);
246 usb_autopm_put_interface(pegasus->intf);
252 struct pegasus *pegasus = input_get_drvdata(dev);
254 mutex_lock(&pegasus->pm_mutex);
255 usb_kill_urb(pegasus->irq);
256 cancel_work_sync(&pegasus->init);
257 pegasus->is_open = false;
258 mutex_unlock(&pegasus->pm_mutex);
260 usb_autopm_put_interface(pegasus->intf);
268 struct pegasus *pegasus;
285 pegasus = kzalloc(sizeof(*pegasus), GFP_KERNEL);
287 if (!pegasus || !input_dev) {
292 mutex_init(&pegasus->pm_mutex);
294 pegasus->usbdev = dev;
295 pegasus->dev = input_dev;
296 pegasus->intf = intf;
305 pegasus->data_len = usb_maxpacket(dev, pipe);
307 pegasus->data = usb_alloc_coherent(dev, pegasus->data_len, GFP_KERNEL,
308 &pegasus->data_dma);
309 if (!pegasus->data) {
314 pegasus->irq = usb_alloc_urb(0, GFP_KERNEL);
315 if (!pegasus->irq) {
320 usb_fill_int_urb(pegasus->irq, dev, pipe,
321 pegasus->data, pegasus->data_len,
322 pegasus_irq, pegasus, endpoint->bInterval);
324 pegasus->irq->transfer_dma = pegasus->data_dma;
325 pegasus->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
328 strscpy(pegasus->name, dev->manufacturer,
329 sizeof(pegasus->name));
333 strlcat(pegasus->name, " ", sizeof(pegasus->name));
334 strlcat(pegasus->name, dev->product, sizeof(pegasus->name));
337 if (!strlen(pegasus->name))
338 snprintf(pegasus->name, sizeof(pegasus->name),
343 usb_make_path(dev, pegasus->phys, sizeof(pegasus->phys));
344 strlcat(pegasus->phys, "/input0", sizeof(pegasus->phys));
346 INIT_WORK(&pegasus->init, pegasus_init);
348 usb_set_intfdata(intf, pegasus);
350 input_dev->name = pegasus->name;
351 input_dev->phys = pegasus->phys;
355 input_set_drvdata(input_dev, pegasus);
376 error = input_register_device(pegasus->dev);
383 usb_free_urb(pegasus->irq);
385 usb_free_coherent(dev, pegasus->data_len,
386 pegasus->data, pegasus->data_dma);
389 kfree(pegasus);
397 struct pegasus *pegasus = usb_get_intfdata(intf);
399 input_unregister_device(pegasus->dev);
401 usb_free_urb(pegasus->irq);
403 pegasus->data_len, pegasus->data,
404 pegasus->data_dma);
406 kfree(pegasus);
412 struct pegasus *pegasus = usb_get_intfdata(intf);
414 mutex_lock(&pegasus->pm_mutex);
415 usb_kill_urb(pegasus->irq);
416 cancel_work_sync(&pegasus->init);
417 mutex_unlock(&pegasus->pm_mutex);
424 struct pegasus *pegasus = usb_get_intfdata(intf);
427 mutex_lock(&pegasus->pm_mutex);
428 if (pegasus->is_open && usb_submit_urb(pegasus->irq, GFP_NOIO) < 0)
430 mutex_unlock(&pegasus->pm_mutex);
437 struct pegasus *pegasus = usb_get_intfdata(intf);
440 mutex_lock(&pegasus->pm_mutex);
441 if (pegasus->is_open) {
442 retval = pegasus_set_mode(pegasus, PEN_MODE_XY,
444 if (!retval && usb_submit_urb(pegasus->irq, GFP_NOIO) < 0)
447 mutex_unlock(&pegasus->pm_mutex);