1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * Roccat Kone[+] driver for Linux |
4 | * |
5 | * Copyright (c) 2010 Stefan Achatz <erazor_de@users.sourceforge.net> |
6 | */ |
7 | |
8 | /* |
9 | */ |
10 | |
11 | /* |
12 | * Roccat Kone[+] is an updated/improved version of the Kone with more memory |
13 | * and functionality and without the non-standard behaviours the Kone had. |
14 | * KoneXTD has same capabilities but updated sensor. |
15 | */ |
16 | |
17 | #include <linux/device.h> |
18 | #include <linux/input.h> |
19 | #include <linux/hid.h> |
20 | #include <linux/module.h> |
21 | #include <linux/slab.h> |
22 | #include <linux/hid-roccat.h> |
23 | #include "hid-ids.h" |
24 | #include "hid-roccat-common.h" |
25 | #include "hid-roccat-koneplus.h" |
26 | |
27 | static uint profile_numbers[5] = {0, 1, 2, 3, 4}; |
28 | |
29 | static void koneplus_profile_activated(struct koneplus_device *koneplus, |
30 | uint new_profile) |
31 | { |
32 | koneplus->actual_profile = new_profile; |
33 | } |
34 | |
35 | static int koneplus_send_control(struct usb_device *usb_dev, uint value, |
36 | enum koneplus_control_requests request) |
37 | { |
38 | struct roccat_common2_control control; |
39 | |
40 | if ((request == KONEPLUS_CONTROL_REQUEST_PROFILE_SETTINGS || |
41 | request == KONEPLUS_CONTROL_REQUEST_PROFILE_BUTTONS) && |
42 | value > 4) |
43 | return -EINVAL; |
44 | |
45 | control.command = ROCCAT_COMMON_COMMAND_CONTROL; |
46 | control.value = value; |
47 | control.request = request; |
48 | |
49 | return roccat_common2_send_with_status(usb_dev, |
50 | command: ROCCAT_COMMON_COMMAND_CONTROL, |
51 | buf: &control, size: sizeof(struct roccat_common2_control)); |
52 | } |
53 | |
54 | |
55 | /* retval is 0-4 on success, < 0 on error */ |
56 | static int koneplus_get_actual_profile(struct usb_device *usb_dev) |
57 | { |
58 | struct koneplus_actual_profile buf; |
59 | int retval; |
60 | |
61 | retval = roccat_common2_receive(usb_dev, report_id: KONEPLUS_COMMAND_ACTUAL_PROFILE, |
62 | data: &buf, size: KONEPLUS_SIZE_ACTUAL_PROFILE); |
63 | |
64 | return retval ? retval : buf.actual_profile; |
65 | } |
66 | |
67 | static int koneplus_set_actual_profile(struct usb_device *usb_dev, |
68 | int new_profile) |
69 | { |
70 | struct koneplus_actual_profile buf; |
71 | |
72 | buf.command = KONEPLUS_COMMAND_ACTUAL_PROFILE; |
73 | buf.size = KONEPLUS_SIZE_ACTUAL_PROFILE; |
74 | buf.actual_profile = new_profile; |
75 | |
76 | return roccat_common2_send_with_status(usb_dev, |
77 | command: KONEPLUS_COMMAND_ACTUAL_PROFILE, |
78 | buf: &buf, size: KONEPLUS_SIZE_ACTUAL_PROFILE); |
79 | } |
80 | |
81 | static ssize_t koneplus_sysfs_read(struct file *fp, struct kobject *kobj, |
82 | char *buf, loff_t off, size_t count, |
83 | size_t real_size, uint command) |
84 | { |
85 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
86 | struct koneplus_device *koneplus = hid_get_drvdata(hdev: dev_get_drvdata(dev)); |
87 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
88 | int retval; |
89 | |
90 | if (off >= real_size) |
91 | return 0; |
92 | |
93 | if (off != 0 || count != real_size) |
94 | return -EINVAL; |
95 | |
96 | mutex_lock(&koneplus->koneplus_lock); |
97 | retval = roccat_common2_receive(usb_dev, report_id: command, data: buf, size: real_size); |
98 | mutex_unlock(lock: &koneplus->koneplus_lock); |
99 | |
100 | if (retval) |
101 | return retval; |
102 | |
103 | return real_size; |
104 | } |
105 | |
106 | static ssize_t koneplus_sysfs_write(struct file *fp, struct kobject *kobj, |
107 | void const *buf, loff_t off, size_t count, |
108 | size_t real_size, uint command) |
109 | { |
110 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
111 | struct koneplus_device *koneplus = hid_get_drvdata(hdev: dev_get_drvdata(dev)); |
112 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
113 | int retval; |
114 | |
115 | if (off != 0 || count != real_size) |
116 | return -EINVAL; |
117 | |
118 | mutex_lock(&koneplus->koneplus_lock); |
119 | retval = roccat_common2_send_with_status(usb_dev, command, |
120 | buf, size: real_size); |
121 | mutex_unlock(lock: &koneplus->koneplus_lock); |
122 | |
123 | if (retval) |
124 | return retval; |
125 | |
126 | return real_size; |
127 | } |
128 | |
129 | #define KONEPLUS_SYSFS_W(thingy, THINGY) \ |
130 | static ssize_t koneplus_sysfs_write_ ## thingy(struct file *fp, \ |
131 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ |
132 | loff_t off, size_t count) \ |
133 | { \ |
134 | return koneplus_sysfs_write(fp, kobj, buf, off, count, \ |
135 | KONEPLUS_SIZE_ ## THINGY, KONEPLUS_COMMAND_ ## THINGY); \ |
136 | } |
137 | |
138 | #define KONEPLUS_SYSFS_R(thingy, THINGY) \ |
139 | static ssize_t koneplus_sysfs_read_ ## thingy(struct file *fp, \ |
140 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ |
141 | loff_t off, size_t count) \ |
142 | { \ |
143 | return koneplus_sysfs_read(fp, kobj, buf, off, count, \ |
144 | KONEPLUS_SIZE_ ## THINGY, KONEPLUS_COMMAND_ ## THINGY); \ |
145 | } |
146 | |
147 | #define KONEPLUS_SYSFS_RW(thingy, THINGY) \ |
148 | KONEPLUS_SYSFS_W(thingy, THINGY) \ |
149 | KONEPLUS_SYSFS_R(thingy, THINGY) |
150 | |
151 | #define KONEPLUS_BIN_ATTRIBUTE_RW(thingy, THINGY) \ |
152 | KONEPLUS_SYSFS_RW(thingy, THINGY); \ |
153 | static struct bin_attribute bin_attr_##thingy = { \ |
154 | .attr = { .name = #thingy, .mode = 0660 }, \ |
155 | .size = KONEPLUS_SIZE_ ## THINGY, \ |
156 | .read = koneplus_sysfs_read_ ## thingy, \ |
157 | .write = koneplus_sysfs_write_ ## thingy \ |
158 | } |
159 | |
160 | #define KONEPLUS_BIN_ATTRIBUTE_R(thingy, THINGY) \ |
161 | KONEPLUS_SYSFS_R(thingy, THINGY); \ |
162 | static struct bin_attribute bin_attr_##thingy = { \ |
163 | .attr = { .name = #thingy, .mode = 0440 }, \ |
164 | .size = KONEPLUS_SIZE_ ## THINGY, \ |
165 | .read = koneplus_sysfs_read_ ## thingy, \ |
166 | } |
167 | |
168 | #define KONEPLUS_BIN_ATTRIBUTE_W(thingy, THINGY) \ |
169 | KONEPLUS_SYSFS_W(thingy, THINGY); \ |
170 | static struct bin_attribute bin_attr_##thingy = { \ |
171 | .attr = { .name = #thingy, .mode = 0220 }, \ |
172 | .size = KONEPLUS_SIZE_ ## THINGY, \ |
173 | .write = koneplus_sysfs_write_ ## thingy \ |
174 | } |
175 | KONEPLUS_BIN_ATTRIBUTE_W(control, CONTROL); |
176 | KONEPLUS_BIN_ATTRIBUTE_W(talk, TALK); |
177 | KONEPLUS_BIN_ATTRIBUTE_W(macro, MACRO); |
178 | KONEPLUS_BIN_ATTRIBUTE_R(tcu_image, TCU_IMAGE); |
179 | KONEPLUS_BIN_ATTRIBUTE_RW(info, INFO); |
180 | KONEPLUS_BIN_ATTRIBUTE_RW(sensor, SENSOR); |
181 | KONEPLUS_BIN_ATTRIBUTE_RW(tcu, TCU); |
182 | KONEPLUS_BIN_ATTRIBUTE_RW(profile_settings, PROFILE_SETTINGS); |
183 | KONEPLUS_BIN_ATTRIBUTE_RW(profile_buttons, PROFILE_BUTTONS); |
184 | |
185 | static ssize_t koneplus_sysfs_read_profilex_settings(struct file *fp, |
186 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
187 | loff_t off, size_t count) |
188 | { |
189 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
190 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
191 | ssize_t retval; |
192 | |
193 | retval = koneplus_send_control(usb_dev, value: *(uint *)(attr->private), |
194 | request: KONEPLUS_CONTROL_REQUEST_PROFILE_SETTINGS); |
195 | if (retval) |
196 | return retval; |
197 | |
198 | return koneplus_sysfs_read(fp, kobj, buf, off, count, |
199 | real_size: KONEPLUS_SIZE_PROFILE_SETTINGS, |
200 | command: KONEPLUS_COMMAND_PROFILE_SETTINGS); |
201 | } |
202 | |
203 | static ssize_t koneplus_sysfs_read_profilex_buttons(struct file *fp, |
204 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
205 | loff_t off, size_t count) |
206 | { |
207 | struct device *dev = kobj_to_dev(kobj)->parent->parent; |
208 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
209 | ssize_t retval; |
210 | |
211 | retval = koneplus_send_control(usb_dev, value: *(uint *)(attr->private), |
212 | request: KONEPLUS_CONTROL_REQUEST_PROFILE_BUTTONS); |
213 | if (retval) |
214 | return retval; |
215 | |
216 | return koneplus_sysfs_read(fp, kobj, buf, off, count, |
217 | real_size: KONEPLUS_SIZE_PROFILE_BUTTONS, |
218 | command: KONEPLUS_COMMAND_PROFILE_BUTTONS); |
219 | } |
220 | |
221 | #define PROFILE_ATTR(number) \ |
222 | static struct bin_attribute bin_attr_profile##number##_settings = { \ |
223 | .attr = { .name = "profile" #number "_settings", .mode = 0440 }, \ |
224 | .size = KONEPLUS_SIZE_PROFILE_SETTINGS, \ |
225 | .read = koneplus_sysfs_read_profilex_settings, \ |
226 | .private = &profile_numbers[number-1], \ |
227 | }; \ |
228 | static struct bin_attribute bin_attr_profile##number##_buttons = { \ |
229 | .attr = { .name = "profile" #number "_buttons", .mode = 0440 }, \ |
230 | .size = KONEPLUS_SIZE_PROFILE_BUTTONS, \ |
231 | .read = koneplus_sysfs_read_profilex_buttons, \ |
232 | .private = &profile_numbers[number-1], \ |
233 | }; |
234 | PROFILE_ATTR(1); |
235 | PROFILE_ATTR(2); |
236 | PROFILE_ATTR(3); |
237 | PROFILE_ATTR(4); |
238 | PROFILE_ATTR(5); |
239 | |
240 | static ssize_t koneplus_sysfs_show_actual_profile(struct device *dev, |
241 | struct device_attribute *attr, char *buf) |
242 | { |
243 | struct koneplus_device *koneplus = |
244 | hid_get_drvdata(hdev: dev_get_drvdata(dev: dev->parent->parent)); |
245 | return snprintf(buf, PAGE_SIZE, fmt: "%d\n" , koneplus->actual_profile); |
246 | } |
247 | |
248 | static ssize_t koneplus_sysfs_set_actual_profile(struct device *dev, |
249 | struct device_attribute *attr, char const *buf, size_t size) |
250 | { |
251 | struct koneplus_device *koneplus; |
252 | struct usb_device *usb_dev; |
253 | unsigned long profile; |
254 | int retval; |
255 | struct koneplus_roccat_report roccat_report; |
256 | |
257 | dev = dev->parent->parent; |
258 | koneplus = hid_get_drvdata(hdev: dev_get_drvdata(dev)); |
259 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
260 | |
261 | retval = kstrtoul(s: buf, base: 10, res: &profile); |
262 | if (retval) |
263 | return retval; |
264 | |
265 | if (profile > 4) |
266 | return -EINVAL; |
267 | |
268 | mutex_lock(&koneplus->koneplus_lock); |
269 | |
270 | retval = koneplus_set_actual_profile(usb_dev, new_profile: profile); |
271 | if (retval) { |
272 | mutex_unlock(lock: &koneplus->koneplus_lock); |
273 | return retval; |
274 | } |
275 | |
276 | koneplus_profile_activated(koneplus, new_profile: profile); |
277 | |
278 | roccat_report.type = KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE; |
279 | roccat_report.data1 = profile + 1; |
280 | roccat_report.data2 = 0; |
281 | roccat_report.profile = profile + 1; |
282 | roccat_report_event(minor: koneplus->chrdev_minor, |
283 | data: (uint8_t const *)&roccat_report); |
284 | |
285 | mutex_unlock(lock: &koneplus->koneplus_lock); |
286 | |
287 | return size; |
288 | } |
289 | static DEVICE_ATTR(actual_profile, 0660, |
290 | koneplus_sysfs_show_actual_profile, |
291 | koneplus_sysfs_set_actual_profile); |
292 | static DEVICE_ATTR(startup_profile, 0660, |
293 | koneplus_sysfs_show_actual_profile, |
294 | koneplus_sysfs_set_actual_profile); |
295 | |
296 | static ssize_t koneplus_sysfs_show_firmware_version(struct device *dev, |
297 | struct device_attribute *attr, char *buf) |
298 | { |
299 | struct koneplus_device *koneplus; |
300 | struct usb_device *usb_dev; |
301 | struct koneplus_info info; |
302 | |
303 | dev = dev->parent->parent; |
304 | koneplus = hid_get_drvdata(hdev: dev_get_drvdata(dev)); |
305 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
306 | |
307 | mutex_lock(&koneplus->koneplus_lock); |
308 | roccat_common2_receive(usb_dev, report_id: KONEPLUS_COMMAND_INFO, |
309 | data: &info, size: KONEPLUS_SIZE_INFO); |
310 | mutex_unlock(lock: &koneplus->koneplus_lock); |
311 | |
312 | return snprintf(buf, PAGE_SIZE, fmt: "%d\n" , info.firmware_version); |
313 | } |
314 | static DEVICE_ATTR(firmware_version, 0440, |
315 | koneplus_sysfs_show_firmware_version, NULL); |
316 | |
317 | static struct attribute *koneplus_attrs[] = { |
318 | &dev_attr_actual_profile.attr, |
319 | &dev_attr_startup_profile.attr, |
320 | &dev_attr_firmware_version.attr, |
321 | NULL, |
322 | }; |
323 | |
324 | static struct bin_attribute *koneplus_bin_attributes[] = { |
325 | &bin_attr_control, |
326 | &bin_attr_talk, |
327 | &bin_attr_macro, |
328 | &bin_attr_tcu_image, |
329 | &bin_attr_info, |
330 | &bin_attr_sensor, |
331 | &bin_attr_tcu, |
332 | &bin_attr_profile_settings, |
333 | &bin_attr_profile_buttons, |
334 | &bin_attr_profile1_settings, |
335 | &bin_attr_profile2_settings, |
336 | &bin_attr_profile3_settings, |
337 | &bin_attr_profile4_settings, |
338 | &bin_attr_profile5_settings, |
339 | &bin_attr_profile1_buttons, |
340 | &bin_attr_profile2_buttons, |
341 | &bin_attr_profile3_buttons, |
342 | &bin_attr_profile4_buttons, |
343 | &bin_attr_profile5_buttons, |
344 | NULL, |
345 | }; |
346 | |
347 | static const struct attribute_group koneplus_group = { |
348 | .attrs = koneplus_attrs, |
349 | .bin_attrs = koneplus_bin_attributes, |
350 | }; |
351 | |
352 | static const struct attribute_group *koneplus_groups[] = { |
353 | &koneplus_group, |
354 | NULL, |
355 | }; |
356 | |
357 | static const struct class koneplus_class = { |
358 | .name = "koneplus" , |
359 | .dev_groups = koneplus_groups, |
360 | }; |
361 | |
362 | static int koneplus_init_koneplus_device_struct(struct usb_device *usb_dev, |
363 | struct koneplus_device *koneplus) |
364 | { |
365 | int retval; |
366 | |
367 | mutex_init(&koneplus->koneplus_lock); |
368 | |
369 | retval = koneplus_get_actual_profile(usb_dev); |
370 | if (retval < 0) |
371 | return retval; |
372 | koneplus_profile_activated(koneplus, new_profile: retval); |
373 | |
374 | return 0; |
375 | } |
376 | |
377 | static int koneplus_init_specials(struct hid_device *hdev) |
378 | { |
379 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
380 | struct usb_device *usb_dev = interface_to_usbdev(intf); |
381 | struct koneplus_device *koneplus; |
382 | int retval; |
383 | |
384 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
385 | == USB_INTERFACE_PROTOCOL_MOUSE) { |
386 | |
387 | koneplus = kzalloc(size: sizeof(*koneplus), GFP_KERNEL); |
388 | if (!koneplus) { |
389 | hid_err(hdev, "can't alloc device descriptor\n" ); |
390 | return -ENOMEM; |
391 | } |
392 | hid_set_drvdata(hdev, data: koneplus); |
393 | |
394 | retval = koneplus_init_koneplus_device_struct(usb_dev, koneplus); |
395 | if (retval) { |
396 | hid_err(hdev, "couldn't init struct koneplus_device\n" ); |
397 | goto exit_free; |
398 | } |
399 | |
400 | retval = roccat_connect(klass: &koneplus_class, hid: hdev, |
401 | report_size: sizeof(struct koneplus_roccat_report)); |
402 | if (retval < 0) { |
403 | hid_err(hdev, "couldn't init char dev\n" ); |
404 | } else { |
405 | koneplus->chrdev_minor = retval; |
406 | koneplus->roccat_claimed = 1; |
407 | } |
408 | } else { |
409 | hid_set_drvdata(hdev, NULL); |
410 | } |
411 | |
412 | return 0; |
413 | exit_free: |
414 | kfree(objp: koneplus); |
415 | return retval; |
416 | } |
417 | |
418 | static void koneplus_remove_specials(struct hid_device *hdev) |
419 | { |
420 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
421 | struct koneplus_device *koneplus; |
422 | |
423 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
424 | == USB_INTERFACE_PROTOCOL_MOUSE) { |
425 | koneplus = hid_get_drvdata(hdev); |
426 | if (koneplus->roccat_claimed) |
427 | roccat_disconnect(minor: koneplus->chrdev_minor); |
428 | kfree(objp: koneplus); |
429 | } |
430 | } |
431 | |
432 | static int koneplus_probe(struct hid_device *hdev, |
433 | const struct hid_device_id *id) |
434 | { |
435 | int retval; |
436 | |
437 | if (!hid_is_usb(hdev)) |
438 | return -EINVAL; |
439 | |
440 | retval = hid_parse(hdev); |
441 | if (retval) { |
442 | hid_err(hdev, "parse failed\n" ); |
443 | goto exit; |
444 | } |
445 | |
446 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
447 | if (retval) { |
448 | hid_err(hdev, "hw start failed\n" ); |
449 | goto exit; |
450 | } |
451 | |
452 | retval = koneplus_init_specials(hdev); |
453 | if (retval) { |
454 | hid_err(hdev, "couldn't install mouse\n" ); |
455 | goto exit_stop; |
456 | } |
457 | |
458 | return 0; |
459 | |
460 | exit_stop: |
461 | hid_hw_stop(hdev); |
462 | exit: |
463 | return retval; |
464 | } |
465 | |
466 | static void koneplus_remove(struct hid_device *hdev) |
467 | { |
468 | koneplus_remove_specials(hdev); |
469 | hid_hw_stop(hdev); |
470 | } |
471 | |
472 | static void koneplus_keep_values_up_to_date(struct koneplus_device *koneplus, |
473 | u8 const *data) |
474 | { |
475 | struct koneplus_mouse_report_button const *button_report; |
476 | |
477 | switch (data[0]) { |
478 | case KONEPLUS_MOUSE_REPORT_NUMBER_BUTTON: |
479 | button_report = (struct koneplus_mouse_report_button const *)data; |
480 | switch (button_report->type) { |
481 | case KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE: |
482 | koneplus_profile_activated(koneplus, new_profile: button_report->data1 - 1); |
483 | break; |
484 | } |
485 | break; |
486 | } |
487 | } |
488 | |
489 | static void koneplus_report_to_chrdev(struct koneplus_device const *koneplus, |
490 | u8 const *data) |
491 | { |
492 | struct koneplus_roccat_report roccat_report; |
493 | struct koneplus_mouse_report_button const *button_report; |
494 | |
495 | if (data[0] != KONEPLUS_MOUSE_REPORT_NUMBER_BUTTON) |
496 | return; |
497 | |
498 | button_report = (struct koneplus_mouse_report_button const *)data; |
499 | |
500 | if ((button_report->type == KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_QUICKLAUNCH || |
501 | button_report->type == KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_TIMER) && |
502 | button_report->data2 != KONEPLUS_MOUSE_REPORT_BUTTON_ACTION_PRESS) |
503 | return; |
504 | |
505 | roccat_report.type = button_report->type; |
506 | roccat_report.data1 = button_report->data1; |
507 | roccat_report.data2 = button_report->data2; |
508 | roccat_report.profile = koneplus->actual_profile + 1; |
509 | roccat_report_event(minor: koneplus->chrdev_minor, |
510 | data: (uint8_t const *)&roccat_report); |
511 | } |
512 | |
513 | static int koneplus_raw_event(struct hid_device *hdev, |
514 | struct hid_report *report, u8 *data, int size) |
515 | { |
516 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
517 | struct koneplus_device *koneplus = hid_get_drvdata(hdev); |
518 | |
519 | if (intf->cur_altsetting->desc.bInterfaceProtocol |
520 | != USB_INTERFACE_PROTOCOL_MOUSE) |
521 | return 0; |
522 | |
523 | if (koneplus == NULL) |
524 | return 0; |
525 | |
526 | koneplus_keep_values_up_to_date(koneplus, data); |
527 | |
528 | if (koneplus->roccat_claimed) |
529 | koneplus_report_to_chrdev(koneplus, data); |
530 | |
531 | return 0; |
532 | } |
533 | |
534 | static const struct hid_device_id koneplus_devices[] = { |
535 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) }, |
536 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) }, |
537 | { } |
538 | }; |
539 | |
540 | MODULE_DEVICE_TABLE(hid, koneplus_devices); |
541 | |
542 | static struct hid_driver koneplus_driver = { |
543 | .name = "koneplus" , |
544 | .id_table = koneplus_devices, |
545 | .probe = koneplus_probe, |
546 | .remove = koneplus_remove, |
547 | .raw_event = koneplus_raw_event |
548 | }; |
549 | |
550 | static int __init koneplus_init(void) |
551 | { |
552 | int retval; |
553 | |
554 | /* class name has to be same as driver name */ |
555 | retval = class_register(class: &koneplus_class); |
556 | if (retval) |
557 | return retval; |
558 | |
559 | retval = hid_register_driver(&koneplus_driver); |
560 | if (retval) |
561 | class_unregister(class: &koneplus_class); |
562 | return retval; |
563 | } |
564 | |
565 | static void __exit koneplus_exit(void) |
566 | { |
567 | hid_unregister_driver(&koneplus_driver); |
568 | class_unregister(class: &koneplus_class); |
569 | } |
570 | |
571 | module_init(koneplus_init); |
572 | module_exit(koneplus_exit); |
573 | |
574 | MODULE_AUTHOR("Stefan Achatz" ); |
575 | MODULE_DESCRIPTION("USB Roccat Kone[+]/XTD driver" ); |
576 | MODULE_LICENSE("GPL v2" ); |
577 | |