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Fix common misspellings
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / hid / hid-roccat-kovaplus.c
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0e70f97f
SA		 1/*
2 * Roccat Kova[+] driver for Linux
3 *
4 * Copyright (c) 2011 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 Kova[+] is a bigger version of the Pyra with two more side buttons.
16 */
17
18#include <linux/device.h>
19#include <linux/input.h>
20#include <linux/hid.h>
21#include <linux/module.h>
22#include <linux/slab.h>
5dc0c983 23#include <linux/hid-roccat.h>
0e70f97f 24#include "hid-ids.h"
0e70f97f
SA		 25#include "hid-roccat-common.h"
26#include "hid-roccat-kovaplus.h"
27
28static uint profile_numbers[5] = {0, 1, 2, 3, 4};
29
30static struct class *kovaplus_class;
31
32static uint kovaplus_convert_event_cpi(uint value)
33{
34 return (value == 7 ? 4 : (value == 4 ? 3 : value));
35}
36
37static void kovaplus_profile_activated(struct kovaplus_device *kovaplus,
38 uint new_profile_index)
39{
40 kovaplus->actual_profile = new_profile_index;
41 kovaplus->actual_cpi = kovaplus->profile_settings[new_profile_index].cpi_startup_level;
42 kovaplus->actual_x_sensitivity = kovaplus->profile_settings[new_profile_index].sensitivity_x;
43 kovaplus->actual_y_sensitivity = kovaplus->profile_settings[new_profile_index].sensitivity_y;
44}
45
46static int kovaplus_send_control(struct usb_device *usb_dev, uint value,
47 enum kovaplus_control_requests request)
48{
49 int retval;
50 struct kovaplus_control control;
51
52 if ((request == KOVAPLUS_CONTROL_REQUEST_PROFILE_SETTINGS ||
53 request == KOVAPLUS_CONTROL_REQUEST_PROFILE_BUTTONS) &&
54 value > 4)
55 return -EINVAL;
56
57 control.command = KOVAPLUS_COMMAND_CONTROL;
58 control.value = value;
59 control.request = request;
60
61 retval = roccat_common_send(usb_dev, KOVAPLUS_USB_COMMAND_CONTROL,
62 &control, sizeof(struct kovaplus_control));
63
64 return retval;
65}
66
67static int kovaplus_receive_control_status(struct usb_device *usb_dev)
68{
69 int retval;
70 struct kovaplus_control control;
71
72 do {
73 retval = roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_CONTROL,
74 &control, sizeof(struct kovaplus_control));
75
76 /* check if we get a completely wrong answer */
77 if (retval)
78 return retval;
79
80 if (control.value == KOVAPLUS_CONTROL_REQUEST_STATUS_OK)
81 return 0;
82
83 /* indicates that hardware needs some more time to complete action */
84 if (control.value == KOVAPLUS_CONTROL_REQUEST_STATUS_WAIT) {
85 msleep(500); /* windows driver uses 1000 */
86 continue;
87 }
88
89 /* seems to be critical - replug necessary */
90 if (control.value == KOVAPLUS_CONTROL_REQUEST_STATUS_OVERLOAD)
91 return -EINVAL;
92
93 hid_err(usb_dev, "kovaplus_receive_control_status: "
94 "unknown response value 0x%x\n", control.value);
95 return -EINVAL;
96 } while (1);
97}
98
99static int kovaplus_send(struct usb_device *usb_dev, uint command,
100 void const *buf, uint size)
101{
102 int retval;
103
104 retval = roccat_common_send(usb_dev, command, buf, size);
105 if (retval)
106 return retval;
107
108 msleep(100);
109
110 return kovaplus_receive_control_status(usb_dev);
111}
112
113static int kovaplus_select_profile(struct usb_device *usb_dev, uint number,
114 enum kovaplus_control_requests request)
115{
116 return kovaplus_send_control(usb_dev, number, request);
117}
118
119static int kovaplus_get_info(struct usb_device *usb_dev,
120 struct kovaplus_info *buf)
121{
122 return roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_INFO,
123 buf, sizeof(struct kovaplus_info));
124}
125
126static int kovaplus_get_profile_settings(struct usb_device *usb_dev,
127 struct kovaplus_profile_settings *buf, uint number)
128{
129 int retval;
130
131 retval = kovaplus_select_profile(usb_dev, number,
132 KOVAPLUS_CONTROL_REQUEST_PROFILE_SETTINGS);
133 if (retval)
134 return retval;
135
136 return roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_PROFILE_SETTINGS,
137 buf, sizeof(struct kovaplus_profile_settings));
138}
139
140static int kovaplus_set_profile_settings(struct usb_device *usb_dev,
141 struct kovaplus_profile_settings const *settings)
142{
143 return kovaplus_send(usb_dev, KOVAPLUS_USB_COMMAND_PROFILE_SETTINGS,
144 settings, sizeof(struct kovaplus_profile_settings));
145}
146
147static int kovaplus_get_profile_buttons(struct usb_device *usb_dev,
148 struct kovaplus_profile_buttons *buf, int number)
149{
150 int retval;
151
152 retval = kovaplus_select_profile(usb_dev, number,
153 KOVAPLUS_CONTROL_REQUEST_PROFILE_BUTTONS);
154 if (retval)
155 return retval;
156
157 return roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_PROFILE_BUTTONS,
158 buf, sizeof(struct kovaplus_profile_buttons));
159}
160
161static int kovaplus_set_profile_buttons(struct usb_device *usb_dev,
162 struct kovaplus_profile_buttons const *buttons)
163{
164 return kovaplus_send(usb_dev, KOVAPLUS_USB_COMMAND_PROFILE_BUTTONS,
165 buttons, sizeof(struct kovaplus_profile_buttons));
166}
167
168/* retval is 0-4 on success, < 0 on error */
169static int kovaplus_get_actual_profile(struct usb_device *usb_dev)
170{
171 struct kovaplus_actual_profile buf;
172 int retval;
173
174 retval = roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_ACTUAL_PROFILE,
175 &buf, sizeof(struct kovaplus_actual_profile));
176
177 return retval ? retval : buf.actual_profile;
178}
179
180static int kovaplus_set_actual_profile(struct usb_device *usb_dev,
181 int new_profile)
182{
183 struct kovaplus_actual_profile buf;
184
185 buf.command = KOVAPLUS_COMMAND_ACTUAL_PROFILE;
186 buf.size = sizeof(struct kovaplus_actual_profile);
187 buf.actual_profile = new_profile;
188
189 return kovaplus_send(usb_dev, KOVAPLUS_USB_COMMAND_ACTUAL_PROFILE,
190 &buf, sizeof(struct kovaplus_actual_profile));
191}
192
193static ssize_t kovaplus_sysfs_read_profilex_settings(struct file *fp,
194 struct kobject *kobj, struct bin_attribute *attr, char *buf,
195 loff_t off, size_t count)
196{
197 struct device *dev =
198 container_of(kobj, struct device, kobj)->parent->parent;
199 struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
200
201 if (off >= sizeof(struct kovaplus_profile_settings))
202 return 0;
203
204 if (off + count > sizeof(struct kovaplus_profile_settings))
205 count = sizeof(struct kovaplus_profile_settings) - off;
206
207 mutex_lock(&kovaplus->kovaplus_lock);
208 memcpy(buf, ((char const *)&kovaplus->profile_settings[*(uint *)(attr->private)]) + off,
209 count);
210 mutex_unlock(&kovaplus->kovaplus_lock);
211
212 return count;
213}
214
215static ssize_t kovaplus_sysfs_write_profile_settings(struct file *fp,
216 struct kobject *kobj, struct bin_attribute *attr, char *buf,
217 loff_t off, size_t count)
218{
219 struct device *dev =
220 container_of(kobj, struct device, kobj)->parent->parent;
221 struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
222 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
223 int retval = 0;
224 int difference;
225 int profile_index;
226 struct kovaplus_profile_settings *profile_settings;
227
228 if (off != 0 || count != sizeof(struct kovaplus_profile_settings))
229 return -EINVAL;
230
231 profile_index = ((struct kovaplus_profile_settings const *)buf)->profile_index;
232 profile_settings = &kovaplus->profile_settings[profile_index];
233
234 mutex_lock(&kovaplus->kovaplus_lock);
235 difference = memcmp(buf, profile_settings,
236 sizeof(struct kovaplus_profile_settings));
237 if (difference) {
238 retval = kovaplus_set_profile_settings(usb_dev,
239 (struct kovaplus_profile_settings const *)buf);
240 if (!retval)
241 memcpy(profile_settings, buf,
242 sizeof(struct kovaplus_profile_settings));
243 }
244 mutex_unlock(&kovaplus->kovaplus_lock);
245
246 if (retval)
247 return retval;
248
249 return sizeof(struct kovaplus_profile_settings);
250}
251
252static ssize_t kovaplus_sysfs_read_profilex_buttons(struct file *fp,
253 struct kobject *kobj, struct bin_attribute *attr, char *buf,
254 loff_t off, size_t count)
255{
256 struct device *dev =
257 container_of(kobj, struct device, kobj)->parent->parent;
258 struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
259
260 if (off >= sizeof(struct kovaplus_profile_buttons))
261 return 0;
262
263 if (off + count > sizeof(struct kovaplus_profile_buttons))
264 count = sizeof(struct kovaplus_profile_buttons) - off;
265
266 mutex_lock(&kovaplus->kovaplus_lock);
267 memcpy(buf, ((char const *)&kovaplus->profile_buttons[*(uint *)(attr->private)]) + off,
268 count);
269 mutex_unlock(&kovaplus->kovaplus_lock);
270
271 return count;
272}
273
274static ssize_t kovaplus_sysfs_write_profile_buttons(struct file *fp,
275 struct kobject *kobj, struct bin_attribute *attr, char *buf,
276 loff_t off, size_t count)
277{
278 struct device *dev =
279 container_of(kobj, struct device, kobj)->parent->parent;
280 struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
281 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
282 int retval = 0;
283 int difference;
284 uint profile_index;
285 struct kovaplus_profile_buttons *profile_buttons;
286
287 if (off != 0 || count != sizeof(struct kovaplus_profile_buttons))
288 return -EINVAL;
289
290 profile_index = ((struct kovaplus_profile_buttons const *)buf)->profile_index;
291 profile_buttons = &kovaplus->profile_buttons[profile_index];
292
293 mutex_lock(&kovaplus->kovaplus_lock);
294 difference = memcmp(buf, profile_buttons,
295 sizeof(struct kovaplus_profile_buttons));
296 if (difference) {
297 retval = kovaplus_set_profile_buttons(usb_dev,
298 (struct kovaplus_profile_buttons const *)buf);
299 if (!retval)
300 memcpy(profile_buttons, buf,
301 sizeof(struct kovaplus_profile_buttons));
302 }
303 mutex_unlock(&kovaplus->kovaplus_lock);
304
305 if (retval)
306 return retval;
307
308 return sizeof(struct kovaplus_profile_buttons);
309}
310
311static ssize_t kovaplus_sysfs_show_actual_profile(struct device *dev,
312 struct device_attribute *attr, char *buf)
313{
314 struct kovaplus_device *kovaplus =
315 hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
316 return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_profile);
317}
318
319static ssize_t kovaplus_sysfs_set_actual_profile(struct device *dev,
320 struct device_attribute *attr, char const *buf, size_t size)
321{
322 struct kovaplus_device *kovaplus;
323 struct usb_device *usb_dev;
324 unsigned long profile;
325 int retval;
326
327 dev = dev->parent->parent;
328 kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
329 usb_dev = interface_to_usbdev(to_usb_interface(dev));
330
331 retval = strict_strtoul(buf, 10, &profile);
332 if (retval)
333 return retval;
334
335 if (profile >= 5)
336 return -EINVAL;
337
338 mutex_lock(&kovaplus->kovaplus_lock);
339 retval = kovaplus_set_actual_profile(usb_dev, profile);
340 kovaplus->actual_profile = profile;
341 mutex_unlock(&kovaplus->kovaplus_lock);
342 if (retval)
343 return retval;
344
345 return size;
346}
347
348static ssize_t kovaplus_sysfs_show_actual_cpi(struct device *dev,
349 struct device_attribute *attr, char *buf)
350{
351 struct kovaplus_device *kovaplus =
352 hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
353 return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_cpi);
354}
355
356static ssize_t kovaplus_sysfs_show_actual_sensitivity_x(struct device *dev,
357 struct device_attribute *attr, char *buf)
358{
359 struct kovaplus_device *kovaplus =
360 hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
361 return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_x_sensitivity);
362}
363
364static ssize_t kovaplus_sysfs_show_actual_sensitivity_y(struct device *dev,
365 struct device_attribute *attr, char *buf)
366{
367 struct kovaplus_device *kovaplus =
368 hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
369 return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_y_sensitivity);
370}
371
372static ssize_t kovaplus_sysfs_show_firmware_version(struct device *dev,
373 struct device_attribute *attr, char *buf)
374{
375 struct kovaplus_device *kovaplus =
376 hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
377 return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->info.firmware_version);
378}
379
380static struct device_attribute kovaplus_attributes[] = {
381 __ATTR(actual_cpi, 0440,
382 kovaplus_sysfs_show_actual_cpi, NULL),
383 __ATTR(firmware_version, 0440,
384 kovaplus_sysfs_show_firmware_version, NULL),
385 __ATTR(actual_profile, 0660,
386 kovaplus_sysfs_show_actual_profile,
387 kovaplus_sysfs_set_actual_profile),
388 __ATTR(actual_sensitivity_x, 0440,
389 kovaplus_sysfs_show_actual_sensitivity_x, NULL),
390 __ATTR(actual_sensitivity_y, 0440,
391 kovaplus_sysfs_show_actual_sensitivity_y, NULL),
392 __ATTR_NULL
393};
394
395static struct bin_attribute kovaplus_bin_attributes[] = {
396 {
397 .attr = { .name = "profile_settings", .mode = 0220 },
398 .size = sizeof(struct kovaplus_profile_settings),
399 .write = kovaplus_sysfs_write_profile_settings
400 },
401 {
402 .attr = { .name = "profile1_settings", .mode = 0440 },
403 .size = sizeof(struct kovaplus_profile_settings),
404 .read = kovaplus_sysfs_read_profilex_settings,
405 .private = &profile_numbers[0]
406 },
407 {
408 .attr = { .name = "profile2_settings", .mode = 0440 },
409 .size = sizeof(struct kovaplus_profile_settings),
410 .read = kovaplus_sysfs_read_profilex_settings,
411 .private = &profile_numbers[1]
412 },
413 {
414 .attr = { .name = "profile3_settings", .mode = 0440 },
415 .size = sizeof(struct kovaplus_profile_settings),
416 .read = kovaplus_sysfs_read_profilex_settings,
417 .private = &profile_numbers[2]
418 },
419 {
420 .attr = { .name = "profile4_settings", .mode = 0440 },
421 .size = sizeof(struct kovaplus_profile_settings),
422 .read = kovaplus_sysfs_read_profilex_settings,
423 .private = &profile_numbers[3]
424 },
425 {
426 .attr = { .name = "profile5_settings", .mode = 0440 },
427 .size = sizeof(struct kovaplus_profile_settings),
428 .read = kovaplus_sysfs_read_profilex_settings,
429 .private = &profile_numbers[4]
430 },
431 {
432 .attr = { .name = "profile_buttons", .mode = 0220 },
433 .size = sizeof(struct kovaplus_profile_buttons),
434 .write = kovaplus_sysfs_write_profile_buttons
435 },
436 {
437 .attr = { .name = "profile1_buttons", .mode = 0440 },
438 .size = sizeof(struct kovaplus_profile_buttons),
439 .read = kovaplus_sysfs_read_profilex_buttons,
440 .private = &profile_numbers[0]
441 },
442 {
443 .attr = { .name = "profile2_buttons", .mode = 0440 },
444 .size = sizeof(struct kovaplus_profile_buttons),
445 .read = kovaplus_sysfs_read_profilex_buttons,
446 .private = &profile_numbers[1]
447 },
448 {
449 .attr = { .name = "profile3_buttons", .mode = 0440 },
450 .size = sizeof(struct kovaplus_profile_buttons),
451 .read = kovaplus_sysfs_read_profilex_buttons,
452 .private = &profile_numbers[2]
453 },
454 {
455 .attr = { .name = "profile4_buttons", .mode = 0440 },
456 .size = sizeof(struct kovaplus_profile_buttons),
457 .read = kovaplus_sysfs_read_profilex_buttons,
458 .private = &profile_numbers[3]
459 },
460 {
461 .attr = { .name = "profile5_buttons", .mode = 0440 },
462 .size = sizeof(struct kovaplus_profile_buttons),
463 .read = kovaplus_sysfs_read_profilex_buttons,
464 .private = &profile_numbers[4]
465 },
466 __ATTR_NULL
467};
468
469static int kovaplus_init_kovaplus_device_struct(struct usb_device *usb_dev,
470 struct kovaplus_device *kovaplus)
471{
472 int retval, i;
473 static uint wait = 70; /* device will freeze with just 60 */
474
475 mutex_init(&kovaplus->kovaplus_lock);
476
477 retval = kovaplus_get_info(usb_dev, &kovaplus->info);
478 if (retval)
479 return retval;
480
481 for (i = 0; i < 5; ++i) {
482 msleep(wait);
483 retval = kovaplus_get_profile_settings(usb_dev,
484 &kovaplus->profile_settings[i], i);
485 if (retval)
486 return retval;
487
488 msleep(wait);
489 retval = kovaplus_get_profile_buttons(usb_dev,
490 &kovaplus->profile_buttons[i], i);
491 if (retval)
492 return retval;
493 }
494
495 msleep(wait);
496 retval = kovaplus_get_actual_profile(usb_dev);
497 if (retval < 0)
498 return retval;
499 kovaplus_profile_activated(kovaplus, retval);
500
501 return 0;
502}
503
504static int kovaplus_init_specials(struct hid_device *hdev)
505{
506 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
507 struct usb_device *usb_dev = interface_to_usbdev(intf);
508 struct kovaplus_device *kovaplus;
509 int retval;
510
511 if (intf->cur_altsetting->desc.bInterfaceProtocol
512 == USB_INTERFACE_PROTOCOL_MOUSE) {
513
514 kovaplus = kzalloc(sizeof(*kovaplus), GFP_KERNEL);
515 if (!kovaplus) {
516 hid_err(hdev, "can't alloc device descriptor\n");
517 return -ENOMEM;
518 }
519 hid_set_drvdata(hdev, kovaplus);
520
521 retval = kovaplus_init_kovaplus_device_struct(usb_dev, kovaplus);
522 if (retval) {
523 hid_err(hdev, "couldn't init struct kovaplus_device\n");
524 goto exit_free;
525 }
526
8211e460
SA		 527 retval = roccat_connect(kovaplus_class, hdev,
528 sizeof(struct kovaplus_roccat_report));
0e70f97f
SA		 529 if (retval < 0) {
530 hid_err(hdev, "couldn't init char dev\n");
531 } else {
532 kovaplus->chrdev_minor = retval;
533 kovaplus->roccat_claimed = 1;
534 }
535
536 } else {
537 hid_set_drvdata(hdev, NULL);
538 }
539
540 return 0;
541exit_free:
542 kfree(kovaplus);
543 return retval;
544}
545
546static void kovaplus_remove_specials(struct hid_device *hdev)
547{
548 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
549 struct kovaplus_device *kovaplus;
550
551 if (intf->cur_altsetting->desc.bInterfaceProtocol
552 == USB_INTERFACE_PROTOCOL_MOUSE) {
553 kovaplus = hid_get_drvdata(hdev);
554 if (kovaplus->roccat_claimed)
555 roccat_disconnect(kovaplus->chrdev_minor);
556 kfree(kovaplus);
557 }
558}
559
560static int kovaplus_probe(struct hid_device *hdev,
561 const struct hid_device_id *id)
562{
563 int retval;
564
565 retval = hid_parse(hdev);
566 if (retval) {
567 hid_err(hdev, "parse failed\n");
568 goto exit;
569 }
570
571 retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
572 if (retval) {
573 hid_err(hdev, "hw start failed\n");
574 goto exit;
575 }
576
577 retval = kovaplus_init_specials(hdev);
578 if (retval) {
579 hid_err(hdev, "couldn't install mouse\n");
580 goto exit_stop;
581 }
582
583 return 0;
584
585exit_stop:
586 hid_hw_stop(hdev);
587exit:
588 return retval;
589}
590
591static void kovaplus_remove(struct hid_device *hdev)
592{
593 kovaplus_remove_specials(hdev);
594 hid_hw_stop(hdev);
595}
596
597static void kovaplus_keep_values_up_to_date(struct kovaplus_device *kovaplus,
598 u8 const *data)
599{
600 struct kovaplus_mouse_report_button const *button_report;
601
602 if (data[0] != KOVAPLUS_MOUSE_REPORT_NUMBER_BUTTON)
603 return;
604
605 button_report = (struct kovaplus_mouse_report_button const *)data;
606
607 switch (button_report->type) {
608 case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE_1:
609 kovaplus_profile_activated(kovaplus, button_report->data1 - 1);
610 break;
611 case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_CPI:
612 kovaplus->actual_cpi = kovaplus_convert_event_cpi(button_report->data1);
613 case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_SENSITIVITY:
614 kovaplus->actual_x_sensitivity = button_report->data1;
615 kovaplus->actual_y_sensitivity = button_report->data2;
616 }
617}
618
619static void kovaplus_report_to_chrdev(struct kovaplus_device const *kovaplus,
620 u8 const *data)
621{
622 struct kovaplus_roccat_report roccat_report;
623 struct kovaplus_mouse_report_button const *button_report;
624
625 if (data[0] != KOVAPLUS_MOUSE_REPORT_NUMBER_BUTTON)
626 return;
627
628 button_report = (struct kovaplus_mouse_report_button const *)data;
629
630 if (button_report->type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE_2)
631 return;
632
633 roccat_report.type = button_report->type;
634 roccat_report.profile = kovaplus->actual_profile + 1;
635
636 if (roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_MACRO ||
637 roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_SHORTCUT ||
638 roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_QUICKLAUNCH ||
639 roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_TIMER)
640 roccat_report.button = button_report->data1;
641 else
642 roccat_report.button = 0;
643
644 if (roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_CPI)
645 roccat_report.data1 = kovaplus_convert_event_cpi(button_report->data1);
646 else
647 roccat_report.data1 = button_report->data1;
648
649 roccat_report.data2 = button_report->data2;
650
651 roccat_report_event(kovaplus->chrdev_minor,
8211e460 652 (uint8_t const *)&roccat_report);
0e70f97f
SA		 653}
654
655static int kovaplus_raw_event(struct hid_device *hdev,
656 struct hid_report *report, u8 *data, int size)
657{
658 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
659 struct kovaplus_device *kovaplus = hid_get_drvdata(hdev);
660
661 if (intf->cur_altsetting->desc.bInterfaceProtocol
662 != USB_INTERFACE_PROTOCOL_MOUSE)
663 return 0;
664
665 kovaplus_keep_values_up_to_date(kovaplus, data);
666
667 if (kovaplus->roccat_claimed)
668 kovaplus_report_to_chrdev(kovaplus, data);
669
670 return 0;
671}
672
673static const struct hid_device_id kovaplus_devices[] = {
674 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
675 { }
676};
677
678MODULE_DEVICE_TABLE(hid, kovaplus_devices);
679
680static struct hid_driver kovaplus_driver = {
681 .name = "kovaplus",
682 .id_table = kovaplus_devices,
683 .probe = kovaplus_probe,
684 .remove = kovaplus_remove,
685 .raw_event = kovaplus_raw_event
686};
687
688static int __init kovaplus_init(void)
689{
690 int retval;
691
692 kovaplus_class = class_create(THIS_MODULE, "kovaplus");
693 if (IS_ERR(kovaplus_class))
694 return PTR_ERR(kovaplus_class);
695 kovaplus_class->dev_attrs = kovaplus_attributes;
696 kovaplus_class->dev_bin_attrs = kovaplus_bin_attributes;
697
698 retval = hid_register_driver(&kovaplus_driver);
699 if (retval)
700 class_destroy(kovaplus_class);
701 return retval;
702}
703
704static void __exit kovaplus_exit(void)
705{
0e70f97f 706 hid_unregister_driver(&kovaplus_driver);
74b643da 707 class_destroy(kovaplus_class);
0e70f97f
SA		 708}
709
710module_init(kovaplus_init);
711module_exit(kovaplus_exit);
712
713MODULE_AUTHOR("Stefan Achatz");
714MODULE_DESCRIPTION("USB Roccat Kova[+] driver");
715MODULE_LICENSE("GPL v2");
kernel source for telekom puls (alcatel/mediatek)