Version:  2.0.40 2.2.26 2.4.37 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 4.0 4.1 4.2 4.3 4.4 4.5 4.6

Linux/drivers/hid/hid-roccat-pyra.c

  1 /*
  2  * Roccat Pyra driver for Linux
  3  *
  4  * Copyright (c) 2010 Stefan Achatz <erazor_de@users.sourceforge.net>
  5  */
  6 
  7 /*
  8  * This program is free software; you can redistribute it and/or modify it
  9  * under the terms of the GNU General Public License as published by the Free
 10  * Software Foundation; either version 2 of the License, or (at your option)
 11  * any later version.
 12  */
 13 
 14 /*
 15  * Roccat Pyra is a mobile gamer mouse which comes in wired and wireless
 16  * variant. Wireless variant is not tested.
 17  * Userland tools can be found at http://sourceforge.net/projects/roccat
 18  */
 19 
 20 #include <linux/device.h>
 21 #include <linux/input.h>
 22 #include <linux/hid.h>
 23 #include <linux/module.h>
 24 #include <linux/slab.h>
 25 #include <linux/hid-roccat.h>
 26 #include "hid-ids.h"
 27 #include "hid-roccat-common.h"
 28 #include "hid-roccat-pyra.h"
 29 
 30 static uint profile_numbers[5] = {0, 1, 2, 3, 4};
 31 
 32 /* pyra_class is used for creating sysfs attributes via roccat char device */
 33 static struct class *pyra_class;
 34 
 35 static void profile_activated(struct pyra_device *pyra,
 36                 unsigned int new_profile)
 37 {
 38         if (new_profile >= ARRAY_SIZE(pyra->profile_settings))
 39                 return;
 40         pyra->actual_profile = new_profile;
 41         pyra->actual_cpi = pyra->profile_settings[pyra->actual_profile].y_cpi;
 42 }
 43 
 44 static int pyra_send_control(struct usb_device *usb_dev, int value,
 45                 enum pyra_control_requests request)
 46 {
 47         struct roccat_common2_control control;
 48 
 49         if ((request == PYRA_CONTROL_REQUEST_PROFILE_SETTINGS ||
 50                         request == PYRA_CONTROL_REQUEST_PROFILE_BUTTONS) &&
 51                         (value < 0 || value > 4))
 52                 return -EINVAL;
 53 
 54         control.command = ROCCAT_COMMON_COMMAND_CONTROL;
 55         control.value = value;
 56         control.request = request;
 57 
 58         return roccat_common2_send(usb_dev, ROCCAT_COMMON_COMMAND_CONTROL,
 59                         &control, sizeof(struct roccat_common2_control));
 60 }
 61 
 62 static int pyra_get_profile_settings(struct usb_device *usb_dev,
 63                 struct pyra_profile_settings *buf, int number)
 64 {
 65         int retval;
 66         retval = pyra_send_control(usb_dev, number,
 67                         PYRA_CONTROL_REQUEST_PROFILE_SETTINGS);
 68         if (retval)
 69                 return retval;
 70         return roccat_common2_receive(usb_dev, PYRA_COMMAND_PROFILE_SETTINGS,
 71                         buf, PYRA_SIZE_PROFILE_SETTINGS);
 72 }
 73 
 74 static int pyra_get_settings(struct usb_device *usb_dev,
 75                 struct pyra_settings *buf)
 76 {
 77         return roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS,
 78                         buf, PYRA_SIZE_SETTINGS);
 79 }
 80 
 81 static int pyra_set_settings(struct usb_device *usb_dev,
 82                 struct pyra_settings const *settings)
 83 {
 84         return roccat_common2_send_with_status(usb_dev,
 85                         PYRA_COMMAND_SETTINGS, settings,
 86                         PYRA_SIZE_SETTINGS);
 87 }
 88 
 89 static ssize_t pyra_sysfs_read(struct file *fp, struct kobject *kobj,
 90                 char *buf, loff_t off, size_t count,
 91                 size_t real_size, uint command)
 92 {
 93         struct device *dev = kobj_to_dev(kobj)->parent->parent;
 94         struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
 95         struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
 96         int retval;
 97 
 98         if (off >= real_size)
 99                 return 0;
100 
101         if (off != 0 || count != real_size)
102                 return -EINVAL;
103 
104         mutex_lock(&pyra->pyra_lock);
105         retval = roccat_common2_receive(usb_dev, command, buf, real_size);
106         mutex_unlock(&pyra->pyra_lock);
107 
108         if (retval)
109                 return retval;
110 
111         return real_size;
112 }
113 
114 static ssize_t pyra_sysfs_write(struct file *fp, struct kobject *kobj,
115                 void const *buf, loff_t off, size_t count,
116                 size_t real_size, uint command)
117 {
118         struct device *dev = kobj_to_dev(kobj)->parent->parent;
119         struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
120         struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
121         int retval;
122 
123         if (off != 0 || count != real_size)
124                 return -EINVAL;
125 
126         mutex_lock(&pyra->pyra_lock);
127         retval = roccat_common2_send_with_status(usb_dev, command, (void *)buf, real_size);
128         mutex_unlock(&pyra->pyra_lock);
129 
130         if (retval)
131                 return retval;
132 
133         return real_size;
134 }
135 
136 #define PYRA_SYSFS_W(thingy, THINGY) \
137 static ssize_t pyra_sysfs_write_ ## thingy(struct file *fp, \
138                 struct kobject *kobj, struct bin_attribute *attr, char *buf, \
139                 loff_t off, size_t count) \
140 { \
141         return pyra_sysfs_write(fp, kobj, buf, off, count, \
142                         PYRA_SIZE_ ## THINGY, PYRA_COMMAND_ ## THINGY); \
143 }
144 
145 #define PYRA_SYSFS_R(thingy, THINGY) \
146 static ssize_t pyra_sysfs_read_ ## thingy(struct file *fp, \
147                 struct kobject *kobj, struct bin_attribute *attr, char *buf, \
148                 loff_t off, size_t count) \
149 { \
150         return pyra_sysfs_read(fp, kobj, buf, off, count, \
151                         PYRA_SIZE_ ## THINGY, PYRA_COMMAND_ ## THINGY); \
152 }
153 
154 #define PYRA_SYSFS_RW(thingy, THINGY) \
155 PYRA_SYSFS_W(thingy, THINGY) \
156 PYRA_SYSFS_R(thingy, THINGY)
157 
158 #define PYRA_BIN_ATTRIBUTE_RW(thingy, THINGY) \
159 PYRA_SYSFS_RW(thingy, THINGY); \
160 static struct bin_attribute bin_attr_##thingy = { \
161         .attr = { .name = #thingy, .mode = 0660 }, \
162         .size = PYRA_SIZE_ ## THINGY, \
163         .read = pyra_sysfs_read_ ## thingy, \
164         .write = pyra_sysfs_write_ ## thingy \
165 }
166 
167 #define PYRA_BIN_ATTRIBUTE_R(thingy, THINGY) \
168 PYRA_SYSFS_R(thingy, THINGY); \
169 static struct bin_attribute bin_attr_##thingy = { \
170         .attr = { .name = #thingy, .mode = 0440 }, \
171         .size = PYRA_SIZE_ ## THINGY, \
172         .read = pyra_sysfs_read_ ## thingy, \
173 }
174 
175 #define PYRA_BIN_ATTRIBUTE_W(thingy, THINGY) \
176 PYRA_SYSFS_W(thingy, THINGY); \
177 static struct bin_attribute bin_attr_##thingy = { \
178         .attr = { .name = #thingy, .mode = 0220 }, \
179         .size = PYRA_SIZE_ ## THINGY, \
180         .write = pyra_sysfs_write_ ## thingy \
181 }
182 
183 PYRA_BIN_ATTRIBUTE_W(control, CONTROL);
184 PYRA_BIN_ATTRIBUTE_RW(info, INFO);
185 PYRA_BIN_ATTRIBUTE_RW(profile_settings, PROFILE_SETTINGS);
186 PYRA_BIN_ATTRIBUTE_RW(profile_buttons, PROFILE_BUTTONS);
187 
188 static ssize_t pyra_sysfs_read_profilex_settings(struct file *fp,
189                 struct kobject *kobj, struct bin_attribute *attr, char *buf,
190                 loff_t off, size_t count)
191 {
192         struct device *dev = kobj_to_dev(kobj)->parent->parent;
193         struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
194         ssize_t retval;
195 
196         retval = pyra_send_control(usb_dev, *(uint *)(attr->private),
197                         PYRA_CONTROL_REQUEST_PROFILE_SETTINGS);
198         if (retval)
199                 return retval;
200 
201         return pyra_sysfs_read(fp, kobj, buf, off, count,
202                         PYRA_SIZE_PROFILE_SETTINGS,
203                         PYRA_COMMAND_PROFILE_SETTINGS);
204 }
205 
206 static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp,
207                 struct kobject *kobj, struct bin_attribute *attr, char *buf,
208                 loff_t off, size_t count)
209 {
210         struct device *dev = kobj_to_dev(kobj)->parent->parent;
211         struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
212         ssize_t retval;
213 
214         retval = pyra_send_control(usb_dev, *(uint *)(attr->private),
215                         PYRA_CONTROL_REQUEST_PROFILE_BUTTONS);
216         if (retval)
217                 return retval;
218 
219         return pyra_sysfs_read(fp, kobj, buf, off, count,
220                         PYRA_SIZE_PROFILE_BUTTONS,
221                         PYRA_COMMAND_PROFILE_BUTTONS);
222 }
223 
224 #define PROFILE_ATTR(number)                                            \
225 static struct bin_attribute bin_attr_profile##number##_settings = {     \
226         .attr = { .name = "profile" #number "_settings", .mode = 0440 },        \
227         .size = PYRA_SIZE_PROFILE_SETTINGS,                             \
228         .read = pyra_sysfs_read_profilex_settings,                      \
229         .private = &profile_numbers[number-1],                          \
230 };                                                                      \
231 static struct bin_attribute bin_attr_profile##number##_buttons = {      \
232         .attr = { .name = "profile" #number "_buttons", .mode = 0440 }, \
233         .size = PYRA_SIZE_PROFILE_BUTTONS,                              \
234         .read = pyra_sysfs_read_profilex_buttons,                       \
235         .private = &profile_numbers[number-1],                          \
236 };
237 PROFILE_ATTR(1);
238 PROFILE_ATTR(2);
239 PROFILE_ATTR(3);
240 PROFILE_ATTR(4);
241 PROFILE_ATTR(5);
242 
243 static ssize_t pyra_sysfs_write_settings(struct file *fp,
244                 struct kobject *kobj, struct bin_attribute *attr, char *buf,
245                 loff_t off, size_t count)
246 {
247         struct device *dev = kobj_to_dev(kobj)->parent->parent;
248         struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
249         struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
250         int retval = 0;
251         struct pyra_roccat_report roccat_report;
252         struct pyra_settings const *settings;
253 
254         if (off != 0 || count != PYRA_SIZE_SETTINGS)
255                 return -EINVAL;
256 
257         settings = (struct pyra_settings const *)buf;
258         if (settings->startup_profile >= ARRAY_SIZE(pyra->profile_settings))
259                 return -EINVAL;
260 
261         mutex_lock(&pyra->pyra_lock);
262 
263         retval = pyra_set_settings(usb_dev, settings);
264         if (retval) {
265                 mutex_unlock(&pyra->pyra_lock);
266                 return retval;
267         }
268 
269         profile_activated(pyra, settings->startup_profile);
270 
271         roccat_report.type = PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2;
272         roccat_report.value = settings->startup_profile + 1;
273         roccat_report.key = 0;
274         roccat_report_event(pyra->chrdev_minor,
275                         (uint8_t const *)&roccat_report);
276 
277         mutex_unlock(&pyra->pyra_lock);
278         return PYRA_SIZE_SETTINGS;
279 }
280 
281 PYRA_SYSFS_R(settings, SETTINGS);
282 static struct bin_attribute bin_attr_settings =
283         __BIN_ATTR(settings, (S_IWUSR | S_IRUGO),
284                    pyra_sysfs_read_settings, pyra_sysfs_write_settings,
285                    PYRA_SIZE_SETTINGS);
286 
287 static ssize_t pyra_sysfs_show_actual_cpi(struct device *dev,
288                 struct device_attribute *attr, char *buf)
289 {
290         struct pyra_device *pyra =
291                         hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
292         return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_cpi);
293 }
294 static DEVICE_ATTR(actual_cpi, 0440, pyra_sysfs_show_actual_cpi, NULL);
295 
296 static ssize_t pyra_sysfs_show_actual_profile(struct device *dev,
297                 struct device_attribute *attr, char *buf)
298 {
299         struct pyra_device *pyra =
300                         hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
301         struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
302         struct pyra_settings settings;
303 
304         mutex_lock(&pyra->pyra_lock);
305         roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS,
306                         &settings, PYRA_SIZE_SETTINGS);
307         mutex_unlock(&pyra->pyra_lock);
308 
309         return snprintf(buf, PAGE_SIZE, "%d\n", settings.startup_profile);
310 }
311 static DEVICE_ATTR(actual_profile, 0440, pyra_sysfs_show_actual_profile, NULL);
312 static DEVICE_ATTR(startup_profile, 0440, pyra_sysfs_show_actual_profile, NULL);
313 
314 static ssize_t pyra_sysfs_show_firmware_version(struct device *dev,
315                 struct device_attribute *attr, char *buf)
316 {
317         struct pyra_device *pyra;
318         struct usb_device *usb_dev;
319         struct pyra_info info;
320 
321         dev = dev->parent->parent;
322         pyra = hid_get_drvdata(dev_get_drvdata(dev));
323         usb_dev = interface_to_usbdev(to_usb_interface(dev));
324 
325         mutex_lock(&pyra->pyra_lock);
326         roccat_common2_receive(usb_dev, PYRA_COMMAND_INFO,
327                         &info, PYRA_SIZE_INFO);
328         mutex_unlock(&pyra->pyra_lock);
329 
330         return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version);
331 }
332 static DEVICE_ATTR(firmware_version, 0440, pyra_sysfs_show_firmware_version,
333                    NULL);
334 
335 static struct attribute *pyra_attrs[] = {
336         &dev_attr_actual_cpi.attr,
337         &dev_attr_actual_profile.attr,
338         &dev_attr_firmware_version.attr,
339         &dev_attr_startup_profile.attr,
340         NULL,
341 };
342 
343 static struct bin_attribute *pyra_bin_attributes[] = {
344         &bin_attr_control,
345         &bin_attr_info,
346         &bin_attr_profile_settings,
347         &bin_attr_profile_buttons,
348         &bin_attr_settings,
349         &bin_attr_profile1_settings,
350         &bin_attr_profile2_settings,
351         &bin_attr_profile3_settings,
352         &bin_attr_profile4_settings,
353         &bin_attr_profile5_settings,
354         &bin_attr_profile1_buttons,
355         &bin_attr_profile2_buttons,
356         &bin_attr_profile3_buttons,
357         &bin_attr_profile4_buttons,
358         &bin_attr_profile5_buttons,
359         NULL,
360 };
361 
362 static const struct attribute_group pyra_group = {
363         .attrs = pyra_attrs,
364         .bin_attrs = pyra_bin_attributes,
365 };
366 
367 static const struct attribute_group *pyra_groups[] = {
368         &pyra_group,
369         NULL,
370 };
371 
372 static int pyra_init_pyra_device_struct(struct usb_device *usb_dev,
373                 struct pyra_device *pyra)
374 {
375         struct pyra_settings settings;
376         int retval, i;
377 
378         mutex_init(&pyra->pyra_lock);
379 
380         retval = pyra_get_settings(usb_dev, &settings);
381         if (retval)
382                 return retval;
383 
384         for (i = 0; i < 5; ++i) {
385                 retval = pyra_get_profile_settings(usb_dev,
386                                 &pyra->profile_settings[i], i);
387                 if (retval)
388                         return retval;
389         }
390 
391         profile_activated(pyra, settings.startup_profile);
392 
393         return 0;
394 }
395 
396 static int pyra_init_specials(struct hid_device *hdev)
397 {
398         struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
399         struct usb_device *usb_dev = interface_to_usbdev(intf);
400         struct pyra_device *pyra;
401         int retval;
402 
403         if (intf->cur_altsetting->desc.bInterfaceProtocol
404                         == USB_INTERFACE_PROTOCOL_MOUSE) {
405 
406                 pyra = kzalloc(sizeof(*pyra), GFP_KERNEL);
407                 if (!pyra) {
408                         hid_err(hdev, "can't alloc device descriptor\n");
409                         return -ENOMEM;
410                 }
411                 hid_set_drvdata(hdev, pyra);
412 
413                 retval = pyra_init_pyra_device_struct(usb_dev, pyra);
414                 if (retval) {
415                         hid_err(hdev, "couldn't init struct pyra_device\n");
416                         goto exit_free;
417                 }
418 
419                 retval = roccat_connect(pyra_class, hdev,
420                                 sizeof(struct pyra_roccat_report));
421                 if (retval < 0) {
422                         hid_err(hdev, "couldn't init char dev\n");
423                 } else {
424                         pyra->chrdev_minor = retval;
425                         pyra->roccat_claimed = 1;
426                 }
427         } else {
428                 hid_set_drvdata(hdev, NULL);
429         }
430 
431         return 0;
432 exit_free:
433         kfree(pyra);
434         return retval;
435 }
436 
437 static void pyra_remove_specials(struct hid_device *hdev)
438 {
439         struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
440         struct pyra_device *pyra;
441 
442         if (intf->cur_altsetting->desc.bInterfaceProtocol
443                         == USB_INTERFACE_PROTOCOL_MOUSE) {
444                 pyra = hid_get_drvdata(hdev);
445                 if (pyra->roccat_claimed)
446                         roccat_disconnect(pyra->chrdev_minor);
447                 kfree(hid_get_drvdata(hdev));
448         }
449 }
450 
451 static int pyra_probe(struct hid_device *hdev, const struct hid_device_id *id)
452 {
453         int retval;
454 
455         retval = hid_parse(hdev);
456         if (retval) {
457                 hid_err(hdev, "parse failed\n");
458                 goto exit;
459         }
460 
461         retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
462         if (retval) {
463                 hid_err(hdev, "hw start failed\n");
464                 goto exit;
465         }
466 
467         retval = pyra_init_specials(hdev);
468         if (retval) {
469                 hid_err(hdev, "couldn't install mouse\n");
470                 goto exit_stop;
471         }
472         return 0;
473 
474 exit_stop:
475         hid_hw_stop(hdev);
476 exit:
477         return retval;
478 }
479 
480 static void pyra_remove(struct hid_device *hdev)
481 {
482         pyra_remove_specials(hdev);
483         hid_hw_stop(hdev);
484 }
485 
486 static void pyra_keep_values_up_to_date(struct pyra_device *pyra,
487                 u8 const *data)
488 {
489         struct pyra_mouse_event_button const *button_event;
490 
491         switch (data[0]) {
492         case PYRA_MOUSE_REPORT_NUMBER_BUTTON:
493                 button_event = (struct pyra_mouse_event_button const *)data;
494                 switch (button_event->type) {
495                 case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2:
496                         profile_activated(pyra, button_event->data1 - 1);
497                         break;
498                 case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI:
499                         pyra->actual_cpi = button_event->data1;
500                         break;
501                 }
502                 break;
503         }
504 }
505 
506 static void pyra_report_to_chrdev(struct pyra_device const *pyra,
507                 u8 const *data)
508 {
509         struct pyra_roccat_report roccat_report;
510         struct pyra_mouse_event_button const *button_event;
511 
512         if (data[0] != PYRA_MOUSE_REPORT_NUMBER_BUTTON)
513                 return;
514 
515         button_event = (struct pyra_mouse_event_button const *)data;
516 
517         switch (button_event->type) {
518         case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2:
519         case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI:
520                 roccat_report.type = button_event->type;
521                 roccat_report.value = button_event->data1;
522                 roccat_report.key = 0;
523                 roccat_report_event(pyra->chrdev_minor,
524                                 (uint8_t const *)&roccat_report);
525                 break;
526         case PYRA_MOUSE_EVENT_BUTTON_TYPE_MACRO:
527         case PYRA_MOUSE_EVENT_BUTTON_TYPE_SHORTCUT:
528         case PYRA_MOUSE_EVENT_BUTTON_TYPE_QUICKLAUNCH:
529                 if (button_event->data2 == PYRA_MOUSE_EVENT_BUTTON_PRESS) {
530                         roccat_report.type = button_event->type;
531                         roccat_report.key = button_event->data1;
532                         /*
533                          * pyra reports profile numbers with range 1-5.
534                          * Keeping this behaviour.
535                          */
536                         roccat_report.value = pyra->actual_profile + 1;
537                         roccat_report_event(pyra->chrdev_minor,
538                                         (uint8_t const *)&roccat_report);
539                 }
540                 break;
541         }
542 }
543 
544 static int pyra_raw_event(struct hid_device *hdev, struct hid_report *report,
545                 u8 *data, int size)
546 {
547         struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
548         struct pyra_device *pyra = hid_get_drvdata(hdev);
549 
550         if (intf->cur_altsetting->desc.bInterfaceProtocol
551                         != USB_INTERFACE_PROTOCOL_MOUSE)
552                 return 0;
553 
554         if (pyra == NULL)
555                 return 0;
556 
557         pyra_keep_values_up_to_date(pyra, data);
558 
559         if (pyra->roccat_claimed)
560                 pyra_report_to_chrdev(pyra, data);
561 
562         return 0;
563 }
564 
565 static const struct hid_device_id pyra_devices[] = {
566         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT,
567                         USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
568         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT,
569                         USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
570         { }
571 };
572 
573 MODULE_DEVICE_TABLE(hid, pyra_devices);
574 
575 static struct hid_driver pyra_driver = {
576                 .name = "pyra",
577                 .id_table = pyra_devices,
578                 .probe = pyra_probe,
579                 .remove = pyra_remove,
580                 .raw_event = pyra_raw_event
581 };
582 
583 static int __init pyra_init(void)
584 {
585         int retval;
586 
587         /* class name has to be same as driver name */
588         pyra_class = class_create(THIS_MODULE, "pyra");
589         if (IS_ERR(pyra_class))
590                 return PTR_ERR(pyra_class);
591         pyra_class->dev_groups = pyra_groups;
592 
593         retval = hid_register_driver(&pyra_driver);
594         if (retval)
595                 class_destroy(pyra_class);
596         return retval;
597 }
598 
599 static void __exit pyra_exit(void)
600 {
601         hid_unregister_driver(&pyra_driver);
602         class_destroy(pyra_class);
603 }
604 
605 module_init(pyra_init);
606 module_exit(pyra_exit);
607 
608 MODULE_AUTHOR("Stefan Achatz");
609 MODULE_DESCRIPTION("USB Roccat Pyra driver");
610 MODULE_LICENSE("GPL v2");
611 

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