2 * Roccat Pyra driver for Linux
4 * Copyright (c) 2010 Stefan Achatz <erazor_de@users.sourceforge.net>
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)
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
20 #include <linux/device.h>
21 #include <linux/input.h>
22 #include <linux/hid.h>
23 #include <linux/usb.h>
24 #include <linux/module.h>
25 #include <linux/slab.h>
27 #include "hid-roccat.h"
28 #include "hid-roccat-pyra.h"
30 static void profile_activated(struct pyra_device *pyra,
31 unsigned int new_profile)
33 pyra->actual_profile = new_profile;
34 pyra->actual_cpi = pyra->profile_settings[pyra->actual_profile].y_cpi;
37 static int pyra_send_control(struct usb_device *usb_dev, int value,
38 enum pyra_control_requests request)
41 struct pyra_control control;
43 if ((request == PYRA_CONTROL_REQUEST_PROFILE_SETTINGS ||
44 request == PYRA_CONTROL_REQUEST_PROFILE_BUTTONS) &&
45 (value < 0 || value > 4))
48 control.command = PYRA_COMMAND_CONTROL;
49 control.value = value;
50 control.request = request;
52 len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
53 USB_REQ_SET_CONFIGURATION,
54 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
55 PYRA_USB_COMMAND_CONTROL, 0, (char *)&control,
56 sizeof(struct pyra_control),
57 USB_CTRL_SET_TIMEOUT);
59 if (len != sizeof(struct pyra_control))
65 static int pyra_receive_control_status(struct usb_device *usb_dev)
68 struct pyra_control control;
73 len = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0),
74 USB_REQ_CLEAR_FEATURE,
75 USB_TYPE_CLASS | USB_RECIP_INTERFACE |
77 PYRA_USB_COMMAND_CONTROL, 0, (char *)&control,
78 sizeof(struct pyra_control),
79 USB_CTRL_SET_TIMEOUT);
81 /* requested too early, try again */
82 } while (len == -EPROTO);
84 if (len == sizeof(struct pyra_control) &&
85 control.command == PYRA_COMMAND_CONTROL &&
86 control.request == PYRA_CONTROL_REQUEST_STATUS &&
90 dev_err(&usb_dev->dev, "receive control status: "
91 "unknown response 0x%x 0x%x\n",
92 control.request, control.value);
97 static int pyra_get_profile_settings(struct usb_device *usb_dev,
98 struct pyra_profile_settings *buf, int number)
102 retval = pyra_send_control(usb_dev, number,
103 PYRA_CONTROL_REQUEST_PROFILE_SETTINGS);
108 retval = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0),
109 USB_REQ_CLEAR_FEATURE,
110 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
111 PYRA_USB_COMMAND_PROFILE_SETTINGS, 0, (char *)buf,
112 sizeof(struct pyra_profile_settings),
113 USB_CTRL_SET_TIMEOUT);
115 if (retval != sizeof(struct pyra_profile_settings))
121 static int pyra_get_profile_buttons(struct usb_device *usb_dev,
122 struct pyra_profile_buttons *buf, int number)
126 retval = pyra_send_control(usb_dev, number,
127 PYRA_CONTROL_REQUEST_PROFILE_BUTTONS);
132 retval = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0),
133 USB_REQ_CLEAR_FEATURE,
134 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
135 PYRA_USB_COMMAND_PROFILE_BUTTONS, 0, (char *)buf,
136 sizeof(struct pyra_profile_buttons),
137 USB_CTRL_SET_TIMEOUT);
139 if (retval != sizeof(struct pyra_profile_buttons))
145 static int pyra_get_settings(struct usb_device *usb_dev,
146 struct pyra_settings *buf)
149 len = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0),
150 USB_REQ_CLEAR_FEATURE,
151 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
152 PYRA_USB_COMMAND_SETTINGS, 0, buf,
153 sizeof(struct pyra_settings), USB_CTRL_SET_TIMEOUT);
154 if (len != sizeof(struct pyra_settings))
159 static int pyra_get_info(struct usb_device *usb_dev, struct pyra_info *buf)
162 len = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0),
163 USB_REQ_CLEAR_FEATURE,
164 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
165 PYRA_USB_COMMAND_INFO, 0, buf,
166 sizeof(struct pyra_info), USB_CTRL_SET_TIMEOUT);
167 if (len != sizeof(struct pyra_info))
172 static int pyra_set_profile_settings(struct usb_device *usb_dev,
173 struct pyra_profile_settings const *settings)
176 len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
177 USB_REQ_SET_CONFIGURATION,
178 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
179 PYRA_USB_COMMAND_PROFILE_SETTINGS, 0, (char *)settings,
180 sizeof(struct pyra_profile_settings),
181 USB_CTRL_SET_TIMEOUT);
182 if (len != sizeof(struct pyra_profile_settings))
184 if (pyra_receive_control_status(usb_dev))
189 static int pyra_set_profile_buttons(struct usb_device *usb_dev,
190 struct pyra_profile_buttons const *buttons)
193 len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
194 USB_REQ_SET_CONFIGURATION,
195 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
196 PYRA_USB_COMMAND_PROFILE_BUTTONS, 0, (char *)buttons,
197 sizeof(struct pyra_profile_buttons),
198 USB_CTRL_SET_TIMEOUT);
199 if (len != sizeof(struct pyra_profile_buttons))
201 if (pyra_receive_control_status(usb_dev))
206 static int pyra_set_settings(struct usb_device *usb_dev,
207 struct pyra_settings const *settings)
210 len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
211 USB_REQ_SET_CONFIGURATION,
212 USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
213 PYRA_USB_COMMAND_SETTINGS, 0, (char *)settings,
214 sizeof(struct pyra_settings), USB_CTRL_SET_TIMEOUT);
215 if (len != sizeof(struct pyra_settings))
217 if (pyra_receive_control_status(usb_dev))
222 static ssize_t pyra_sysfs_read_profilex_settings(struct file *fp,
223 struct kobject *kobj, struct bin_attribute *attr, char *buf,
224 loff_t off, size_t count, int number)
226 struct device *dev = container_of(kobj, struct device, kobj);
227 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
229 if (off >= sizeof(struct pyra_profile_settings))
232 if (off + count > sizeof(struct pyra_profile_settings))
233 count = sizeof(struct pyra_profile_settings) - off;
235 mutex_lock(&pyra->pyra_lock);
236 memcpy(buf, ((char const *)&pyra->profile_settings[number]) + off,
238 mutex_unlock(&pyra->pyra_lock);
243 static ssize_t pyra_sysfs_read_profile1_settings(struct file *fp,
244 struct kobject *kobj, struct bin_attribute *attr, char *buf,
245 loff_t off, size_t count)
247 return pyra_sysfs_read_profilex_settings(fp, kobj,
248 attr, buf, off, count, 0);
251 static ssize_t pyra_sysfs_read_profile2_settings(struct file *fp,
252 struct kobject *kobj, struct bin_attribute *attr, char *buf,
253 loff_t off, size_t count)
255 return pyra_sysfs_read_profilex_settings(fp, kobj,
256 attr, buf, off, count, 1);
259 static ssize_t pyra_sysfs_read_profile3_settings(struct file *fp,
260 struct kobject *kobj, struct bin_attribute *attr, char *buf,
261 loff_t off, size_t count)
263 return pyra_sysfs_read_profilex_settings(fp, kobj,
264 attr, buf, off, count, 2);
267 static ssize_t pyra_sysfs_read_profile4_settings(struct file *fp,
268 struct kobject *kobj, struct bin_attribute *attr, char *buf,
269 loff_t off, size_t count)
271 return pyra_sysfs_read_profilex_settings(fp, kobj,
272 attr, buf, off, count, 3);
275 static ssize_t pyra_sysfs_read_profile5_settings(struct file *fp,
276 struct kobject *kobj, struct bin_attribute *attr, char *buf,
277 loff_t off, size_t count)
279 return pyra_sysfs_read_profilex_settings(fp, kobj,
280 attr, buf, off, count, 4);
283 static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp,
284 struct kobject *kobj, struct bin_attribute *attr, char *buf,
285 loff_t off, size_t count, int number)
287 struct device *dev = container_of(kobj, struct device, kobj);
288 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
290 if (off >= sizeof(struct pyra_profile_buttons))
293 if (off + count > sizeof(struct pyra_profile_buttons))
294 count = sizeof(struct pyra_profile_buttons) - off;
296 mutex_lock(&pyra->pyra_lock);
297 memcpy(buf, ((char const *)&pyra->profile_buttons[number]) + off,
299 mutex_unlock(&pyra->pyra_lock);
304 static ssize_t pyra_sysfs_read_profile1_buttons(struct file *fp,
305 struct kobject *kobj, struct bin_attribute *attr, char *buf,
306 loff_t off, size_t count)
308 return pyra_sysfs_read_profilex_buttons(fp, kobj,
309 attr, buf, off, count, 0);
312 static ssize_t pyra_sysfs_read_profile2_buttons(struct file *fp,
313 struct kobject *kobj, struct bin_attribute *attr, char *buf,
314 loff_t off, size_t count)
316 return pyra_sysfs_read_profilex_buttons(fp, kobj,
317 attr, buf, off, count, 1);
320 static ssize_t pyra_sysfs_read_profile3_buttons(struct file *fp,
321 struct kobject *kobj, struct bin_attribute *attr, char *buf,
322 loff_t off, size_t count)
324 return pyra_sysfs_read_profilex_buttons(fp, kobj,
325 attr, buf, off, count, 2);
328 static ssize_t pyra_sysfs_read_profile4_buttons(struct file *fp,
329 struct kobject *kobj, struct bin_attribute *attr, char *buf,
330 loff_t off, size_t count)
332 return pyra_sysfs_read_profilex_buttons(fp, kobj,
333 attr, buf, off, count, 3);
336 static ssize_t pyra_sysfs_read_profile5_buttons(struct file *fp,
337 struct kobject *kobj, struct bin_attribute *attr, char *buf,
338 loff_t off, size_t count)
340 return pyra_sysfs_read_profilex_buttons(fp, kobj,
341 attr, buf, off, count, 4);
344 static ssize_t pyra_sysfs_write_profile_settings(struct file *fp,
345 struct kobject *kobj, struct bin_attribute *attr, char *buf,
346 loff_t off, size_t count)
348 struct device *dev = container_of(kobj, struct device, kobj);
349 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
350 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
354 struct pyra_profile_settings *profile_settings;
356 if (off != 0 || count != sizeof(struct pyra_profile_settings))
359 profile_number = ((struct pyra_profile_settings const *)buf)->number;
360 profile_settings = &pyra->profile_settings[profile_number];
362 mutex_lock(&pyra->pyra_lock);
363 difference = memcmp(buf, profile_settings,
364 sizeof(struct pyra_profile_settings));
366 retval = pyra_set_profile_settings(usb_dev,
367 (struct pyra_profile_settings const *)buf);
369 memcpy(profile_settings, buf,
370 sizeof(struct pyra_profile_settings));
372 mutex_unlock(&pyra->pyra_lock);
377 return sizeof(struct pyra_profile_settings);
380 static ssize_t pyra_sysfs_write_profile_buttons(struct file *fp,
381 struct kobject *kobj, struct bin_attribute *attr, char *buf,
382 loff_t off, size_t count)
384 struct device *dev = container_of(kobj, struct device, kobj);
385 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
386 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
390 struct pyra_profile_buttons *profile_buttons;
392 if (off != 0 || count != sizeof(struct pyra_profile_buttons))
395 profile_number = ((struct pyra_profile_buttons const *)buf)->number;
396 profile_buttons = &pyra->profile_buttons[profile_number];
398 mutex_lock(&pyra->pyra_lock);
399 difference = memcmp(buf, profile_buttons,
400 sizeof(struct pyra_profile_buttons));
402 retval = pyra_set_profile_buttons(usb_dev,
403 (struct pyra_profile_buttons const *)buf);
405 memcpy(profile_buttons, buf,
406 sizeof(struct pyra_profile_buttons));
408 mutex_unlock(&pyra->pyra_lock);
413 return sizeof(struct pyra_profile_buttons);
416 static ssize_t pyra_sysfs_read_settings(struct file *fp,
417 struct kobject *kobj, struct bin_attribute *attr, char *buf,
418 loff_t off, size_t count)
420 struct device *dev = container_of(kobj, struct device, kobj);
421 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
423 if (off >= sizeof(struct pyra_settings))
426 if (off + count > sizeof(struct pyra_settings))
427 count = sizeof(struct pyra_settings) - off;
429 mutex_lock(&pyra->pyra_lock);
430 memcpy(buf, ((char const *)&pyra->settings) + off, count);
431 mutex_unlock(&pyra->pyra_lock);
436 static ssize_t pyra_sysfs_write_settings(struct file *fp,
437 struct kobject *kobj, struct bin_attribute *attr, char *buf,
438 loff_t off, size_t count)
440 struct device *dev = container_of(kobj, struct device, kobj);
441 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
442 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
446 if (off != 0 || count != sizeof(struct pyra_settings))
449 mutex_lock(&pyra->pyra_lock);
450 difference = memcmp(buf, &pyra->settings, sizeof(struct pyra_settings));
452 retval = pyra_set_settings(usb_dev,
453 (struct pyra_settings const *)buf);
455 memcpy(&pyra->settings, buf,
456 sizeof(struct pyra_settings));
458 mutex_unlock(&pyra->pyra_lock);
463 profile_activated(pyra, pyra->settings.startup_profile);
465 return sizeof(struct pyra_settings);
469 static ssize_t pyra_sysfs_show_actual_cpi(struct device *dev,
470 struct device_attribute *attr, char *buf)
472 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
473 return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_cpi);
476 static ssize_t pyra_sysfs_show_actual_profile(struct device *dev,
477 struct device_attribute *attr, char *buf)
479 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
480 return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_profile);
483 static ssize_t pyra_sysfs_show_firmware_version(struct device *dev,
484 struct device_attribute *attr, char *buf)
486 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
487 return snprintf(buf, PAGE_SIZE, "%d\n", pyra->firmware_version);
490 static ssize_t pyra_sysfs_show_startup_profile(struct device *dev,
491 struct device_attribute *attr, char *buf)
493 struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
494 return snprintf(buf, PAGE_SIZE, "%d\n", pyra->settings.startup_profile);
497 static DEVICE_ATTR(actual_cpi, 0440, pyra_sysfs_show_actual_cpi, NULL);
499 static DEVICE_ATTR(actual_profile, 0440, pyra_sysfs_show_actual_profile, NULL);
501 static DEVICE_ATTR(firmware_version, 0440,
502 pyra_sysfs_show_firmware_version, NULL);
504 static DEVICE_ATTR(startup_profile, 0440,
505 pyra_sysfs_show_startup_profile, NULL);
507 static struct attribute *pyra_attributes[] = {
508 &dev_attr_actual_cpi.attr,
509 &dev_attr_actual_profile.attr,
510 &dev_attr_firmware_version.attr,
511 &dev_attr_startup_profile.attr,
515 static struct attribute_group pyra_attribute_group = {
516 .attrs = pyra_attributes
519 static struct bin_attribute pyra_profile_settings_attr = {
520 .attr = { .name = "profile_settings", .mode = 0220 },
521 .size = sizeof(struct pyra_profile_settings),
522 .write = pyra_sysfs_write_profile_settings
525 static struct bin_attribute pyra_profile1_settings_attr = {
526 .attr = { .name = "profile1_settings", .mode = 0440 },
527 .size = sizeof(struct pyra_profile_settings),
528 .read = pyra_sysfs_read_profile1_settings
531 static struct bin_attribute pyra_profile2_settings_attr = {
532 .attr = { .name = "profile2_settings", .mode = 0440 },
533 .size = sizeof(struct pyra_profile_settings),
534 .read = pyra_sysfs_read_profile2_settings
537 static struct bin_attribute pyra_profile3_settings_attr = {
538 .attr = { .name = "profile3_settings", .mode = 0440 },
539 .size = sizeof(struct pyra_profile_settings),
540 .read = pyra_sysfs_read_profile3_settings
543 static struct bin_attribute pyra_profile4_settings_attr = {
544 .attr = { .name = "profile4_settings", .mode = 0440 },
545 .size = sizeof(struct pyra_profile_settings),
546 .read = pyra_sysfs_read_profile4_settings
549 static struct bin_attribute pyra_profile5_settings_attr = {
550 .attr = { .name = "profile5_settings", .mode = 0440 },
551 .size = sizeof(struct pyra_profile_settings),
552 .read = pyra_sysfs_read_profile5_settings
555 static struct bin_attribute pyra_profile_buttons_attr = {
556 .attr = { .name = "profile_buttons", .mode = 0220 },
557 .size = sizeof(struct pyra_profile_buttons),
558 .write = pyra_sysfs_write_profile_buttons
561 static struct bin_attribute pyra_profile1_buttons_attr = {
562 .attr = { .name = "profile1_buttons", .mode = 0440 },
563 .size = sizeof(struct pyra_profile_buttons),
564 .read = pyra_sysfs_read_profile1_buttons
567 static struct bin_attribute pyra_profile2_buttons_attr = {
568 .attr = { .name = "profile2_buttons", .mode = 0440 },
569 .size = sizeof(struct pyra_profile_buttons),
570 .read = pyra_sysfs_read_profile2_buttons
573 static struct bin_attribute pyra_profile3_buttons_attr = {
574 .attr = { .name = "profile3_buttons", .mode = 0440 },
575 .size = sizeof(struct pyra_profile_buttons),
576 .read = pyra_sysfs_read_profile3_buttons
579 static struct bin_attribute pyra_profile4_buttons_attr = {
580 .attr = { .name = "profile4_buttons", .mode = 0440 },
581 .size = sizeof(struct pyra_profile_buttons),
582 .read = pyra_sysfs_read_profile4_buttons
585 static struct bin_attribute pyra_profile5_buttons_attr = {
586 .attr = { .name = "profile5_buttons", .mode = 0440 },
587 .size = sizeof(struct pyra_profile_buttons),
588 .read = pyra_sysfs_read_profile5_buttons
591 static struct bin_attribute pyra_settings_attr = {
592 .attr = { .name = "settings", .mode = 0660 },
593 .size = sizeof(struct pyra_settings),
594 .read = pyra_sysfs_read_settings,
595 .write = pyra_sysfs_write_settings
598 static int pyra_create_sysfs_attributes(struct usb_interface *intf)
602 retval = sysfs_create_group(&intf->dev.kobj, &pyra_attribute_group);
606 retval = sysfs_create_bin_file(&intf->dev.kobj,
607 &pyra_profile_settings_attr);
611 retval = sysfs_create_bin_file(&intf->dev.kobj,
612 &pyra_profile1_settings_attr);
616 retval = sysfs_create_bin_file(&intf->dev.kobj,
617 &pyra_profile2_settings_attr);
621 retval = sysfs_create_bin_file(&intf->dev.kobj,
622 &pyra_profile3_settings_attr);
626 retval = sysfs_create_bin_file(&intf->dev.kobj,
627 &pyra_profile4_settings_attr);
631 retval = sysfs_create_bin_file(&intf->dev.kobj,
632 &pyra_profile5_settings_attr);
636 retval = sysfs_create_bin_file(&intf->dev.kobj,
637 &pyra_profile_buttons_attr);
641 retval = sysfs_create_bin_file(&intf->dev.kobj,
642 &pyra_profile1_buttons_attr);
646 retval = sysfs_create_bin_file(&intf->dev.kobj,
647 &pyra_profile2_buttons_attr);
651 retval = sysfs_create_bin_file(&intf->dev.kobj,
652 &pyra_profile3_buttons_attr);
656 retval = sysfs_create_bin_file(&intf->dev.kobj,
657 &pyra_profile4_buttons_attr);
661 retval = sysfs_create_bin_file(&intf->dev.kobj,
662 &pyra_profile5_buttons_attr);
666 retval = sysfs_create_bin_file(&intf->dev.kobj,
667 &pyra_settings_attr);
674 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile5_buttons_attr);
676 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile4_buttons_attr);
678 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile3_buttons_attr);
680 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile2_buttons_attr);
682 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile1_buttons_attr);
684 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile_buttons_attr);
686 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile5_settings_attr);
688 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile4_settings_attr);
690 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile3_settings_attr);
692 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile2_settings_attr);
694 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile1_settings_attr);
696 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile_settings_attr);
698 sysfs_remove_group(&intf->dev.kobj, &pyra_attribute_group);
703 static void pyra_remove_sysfs_attributes(struct usb_interface *intf)
705 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_settings_attr);
706 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile5_buttons_attr);
707 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile4_buttons_attr);
708 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile3_buttons_attr);
709 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile2_buttons_attr);
710 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile1_buttons_attr);
711 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile_buttons_attr);
712 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile5_settings_attr);
713 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile4_settings_attr);
714 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile3_settings_attr);
715 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile2_settings_attr);
716 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile1_settings_attr);
717 sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile_settings_attr);
718 sysfs_remove_group(&intf->dev.kobj, &pyra_attribute_group);
721 static int pyra_init_pyra_device_struct(struct usb_device *usb_dev,
722 struct pyra_device *pyra)
724 struct pyra_info *info;
727 mutex_init(&pyra->pyra_lock);
729 info = kmalloc(sizeof(struct pyra_info), GFP_KERNEL);
732 retval = pyra_get_info(usb_dev, info);
737 pyra->firmware_version = info->firmware_version;
740 retval = pyra_get_settings(usb_dev, &pyra->settings);
744 for (i = 0; i < 5; ++i) {
745 retval = pyra_get_profile_settings(usb_dev,
746 &pyra->profile_settings[i], i);
750 retval = pyra_get_profile_buttons(usb_dev,
751 &pyra->profile_buttons[i], i);
756 profile_activated(pyra, pyra->settings.startup_profile);
761 static int pyra_init_specials(struct hid_device *hdev)
763 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
764 struct usb_device *usb_dev = interface_to_usbdev(intf);
765 struct pyra_device *pyra;
768 if (intf->cur_altsetting->desc.bInterfaceProtocol
769 == USB_INTERFACE_PROTOCOL_MOUSE) {
771 pyra = kzalloc(sizeof(*pyra), GFP_KERNEL);
773 dev_err(&hdev->dev, "can't alloc device descriptor\n");
776 hid_set_drvdata(hdev, pyra);
778 retval = pyra_init_pyra_device_struct(usb_dev, pyra);
781 "couldn't init struct pyra_device\n");
785 retval = roccat_connect(hdev);
787 dev_err(&hdev->dev, "couldn't init char dev\n");
789 pyra->chrdev_minor = retval;
790 pyra->roccat_claimed = 1;
793 retval = pyra_create_sysfs_attributes(intf);
795 dev_err(&hdev->dev, "cannot create sysfs files\n");
799 hid_set_drvdata(hdev, NULL);
808 static void pyra_remove_specials(struct hid_device *hdev)
810 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
811 struct pyra_device *pyra;
813 if (intf->cur_altsetting->desc.bInterfaceProtocol
814 == USB_INTERFACE_PROTOCOL_MOUSE) {
815 pyra_remove_sysfs_attributes(intf);
816 pyra = hid_get_drvdata(hdev);
817 if (pyra->roccat_claimed)
818 roccat_disconnect(pyra->chrdev_minor);
819 kfree(hid_get_drvdata(hdev));
823 static int pyra_probe(struct hid_device *hdev, const struct hid_device_id *id)
827 retval = hid_parse(hdev);
829 dev_err(&hdev->dev, "parse failed\n");
833 retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
835 dev_err(&hdev->dev, "hw start failed\n");
839 retval = pyra_init_specials(hdev);
841 dev_err(&hdev->dev, "couldn't install mouse\n");
852 static void pyra_remove(struct hid_device *hdev)
854 pyra_remove_specials(hdev);
858 static void pyra_keep_values_up_to_date(struct pyra_device *pyra,
861 struct pyra_mouse_event_button const *button_event;
864 case PYRA_MOUSE_REPORT_NUMBER_BUTTON:
865 button_event = (struct pyra_mouse_event_button const *)data;
866 switch (button_event->type) {
867 case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2:
868 profile_activated(pyra, button_event->data1 - 1);
870 case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI:
871 pyra->actual_cpi = button_event->data1;
878 static void pyra_report_to_chrdev(struct pyra_device const *pyra,
881 struct pyra_roccat_report roccat_report;
882 struct pyra_mouse_event_button const *button_event;
884 if (data[0] != PYRA_MOUSE_REPORT_NUMBER_BUTTON)
887 button_event = (struct pyra_mouse_event_button const *)data;
889 switch (button_event->type) {
890 case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2:
891 case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI:
892 roccat_report.type = button_event->type;
893 roccat_report.value = button_event->data1;
894 roccat_report.key = 0;
895 roccat_report_event(pyra->chrdev_minor,
896 (uint8_t const *)&roccat_report,
897 sizeof(struct pyra_roccat_report));
899 case PYRA_MOUSE_EVENT_BUTTON_TYPE_MACRO:
900 case PYRA_MOUSE_EVENT_BUTTON_TYPE_SHORTCUT:
901 case PYRA_MOUSE_EVENT_BUTTON_TYPE_QUICKLAUNCH:
902 if (button_event->data2 == PYRA_MOUSE_EVENT_BUTTON_PRESS) {
903 roccat_report.type = button_event->type;
904 roccat_report.key = button_event->data1;
906 * pyra reports profile numbers with range 1-5.
907 * Keeping this behaviour.
909 roccat_report.value = pyra->actual_profile + 1;
910 roccat_report_event(pyra->chrdev_minor,
911 (uint8_t const *)&roccat_report,
912 sizeof(struct pyra_roccat_report));
918 static int pyra_raw_event(struct hid_device *hdev, struct hid_report *report,
921 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
922 struct pyra_device *pyra = hid_get_drvdata(hdev);
924 if (intf->cur_altsetting->desc.bInterfaceProtocol
925 != USB_INTERFACE_PROTOCOL_MOUSE)
928 pyra_keep_values_up_to_date(pyra, data);
930 if (pyra->roccat_claimed)
931 pyra_report_to_chrdev(pyra, data);
936 static const struct hid_device_id pyra_devices[] = {
937 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT,
938 USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
939 /* TODO add USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS after testing */
943 MODULE_DEVICE_TABLE(hid, pyra_devices);
945 static struct hid_driver pyra_driver = {
947 .id_table = pyra_devices,
949 .remove = pyra_remove,
950 .raw_event = pyra_raw_event
953 static int __init pyra_init(void)
955 return hid_register_driver(&pyra_driver);
958 static void __exit pyra_exit(void)
960 hid_unregister_driver(&pyra_driver);
963 module_init(pyra_init);
964 module_exit(pyra_exit);
966 MODULE_AUTHOR("Stefan Achatz");
967 MODULE_DESCRIPTION("USB Roccat Pyra driver");
968 MODULE_LICENSE("GPL v2");