projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / hid / hid-roccat-koneplus.c
CommitLineData
47dbdbff
SA		 1/*
2 * Roccat Kone[+] 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 Kone[+] is an updated/improved version of the Kone with more memory
16 * and functionality and without the non-standard behaviours the Kone had.
17 */
18
19#include <linux/device.h>
20#include <linux/input.h>
21#include <linux/hid.h>
47dbdbff
SA		 22#include <linux/module.h>
23#include <linux/slab.h>
5dc0c983 24#include <linux/hid-roccat.h>
47dbdbff 25#include "hid-ids.h"
5772f636 26#include "hid-roccat-common.h"
47dbdbff
SA		 27#include "hid-roccat-koneplus.h"
28
29static uint profile_numbers[5] = {0, 1, 2, 3, 4};
30
31static struct class *koneplus_class;
32
33static void koneplus_profile_activated(struct koneplus_device *koneplus,
34 uint new_profile)
35{
36 koneplus->actual_profile = new_profile;
37}
38
39static int koneplus_send_control(struct usb_device *usb_dev, uint value,
40 enum koneplus_control_requests request)
41{
5772f636 42 struct koneplus_control control;
47dbdbff
SA		 43
44 if ((request == KONEPLUS_CONTROL_REQUEST_PROFILE_SETTINGS ||
45 request == KONEPLUS_CONTROL_REQUEST_PROFILE_BUTTONS) &&
46 value > 4)
47 return -EINVAL;
48
5772f636
SA		 49 control.command = KONEPLUS_COMMAND_CONTROL;
50 control.value = value;
51 control.request = request;
47dbdbff 52
1edd5b42 53 return roccat_common_send(usb_dev, KONEPLUS_COMMAND_CONTROL,
5772f636 54 &control, sizeof(struct koneplus_control));
47dbdbff
SA		 55}
56
57static int koneplus_receive_control_status(struct usb_device *usb_dev)
58{
59 int retval;
5772f636 60 struct koneplus_control control;
47dbdbff
SA		 61
62 do {
1edd5b42 63 retval = roccat_common_receive(usb_dev, KONEPLUS_COMMAND_CONTROL,
5772f636 64 &control, sizeof(struct koneplus_control));
47dbdbff
SA		 65
66 /* check if we get a completely wrong answer */
67 if (retval)
5772f636 68 return retval;
47dbdbff 69
5772f636
SA		 70 if (control.value == KONEPLUS_CONTROL_REQUEST_STATUS_OK)
71 return 0;
47dbdbff
SA		 72
73 /* indicates that hardware needs some more time to complete action */
5772f636 74 if (control.value == KONEPLUS_CONTROL_REQUEST_STATUS_WAIT) {
47dbdbff
SA		 75 msleep(500); /* windows driver uses 1000 */
76 continue;
77 }
78
79 /* seems to be critical - replug necessary */
5772f636
SA		 80 if (control.value == KONEPLUS_CONTROL_REQUEST_STATUS_OVERLOAD)
81 return -EINVAL;
47dbdbff 82
a28764ef 83 hid_err(usb_dev, "koneplus_receive_control_status: "
5772f636
SA		 84 "unknown response value 0x%x\n", control.value);
85 return -EINVAL;
47dbdbff 86 } while (1);
47dbdbff
SA		 87}
88
89static int koneplus_send(struct usb_device *usb_dev, uint command,
5772f636
SA		 90 void const *buf, uint size)
91{
92 int retval;
47dbdbff 93
5772f636
SA		 94 retval = roccat_common_send(usb_dev, command, buf, size);
95 if (retval)
96 return retval;
47dbdbff 97
5772f636 98 return koneplus_receive_control_status(usb_dev);
47dbdbff
SA		 99}
100
101static int koneplus_select_profile(struct usb_device *usb_dev, uint number,
102 enum koneplus_control_requests request)
103{
104 int retval;
105
106 retval = koneplus_send_control(usb_dev, number, request);
107 if (retval)
108 return retval;
109
110 /* allow time to settle things - windows driver uses 500 */
111 msleep(100);
112
113 retval = koneplus_receive_control_status(usb_dev);
114 if (retval)
115 return retval;
116
117 return 0;
118}
119
120static int koneplus_get_info(struct usb_device *usb_dev,
121 struct koneplus_info *buf)
122{
1edd5b42 123 return roccat_common_receive(usb_dev, KONEPLUS_COMMAND_INFO,
47dbdbff
SA		 124 buf, sizeof(struct koneplus_info));
125}
126
127static int koneplus_get_profile_settings(struct usb_device *usb_dev,
128 struct koneplus_profile_settings *buf, uint number)
129{
130 int retval;
131
132 retval = koneplus_select_profile(usb_dev, number,
133 KONEPLUS_CONTROL_REQUEST_PROFILE_SETTINGS);
134 if (retval)
135 return retval;
136
1edd5b42 137 return roccat_common_receive(usb_dev, KONEPLUS_COMMAND_PROFILE_SETTINGS,
47dbdbff
SA		 138 buf, sizeof(struct koneplus_profile_settings));
139}
140
141static int koneplus_set_profile_settings(struct usb_device *usb_dev,
142 struct koneplus_profile_settings const *settings)
143{
1edd5b42 144 return koneplus_send(usb_dev, KONEPLUS_COMMAND_PROFILE_SETTINGS,
5772f636 145 settings, sizeof(struct koneplus_profile_settings));
47dbdbff
SA		 146}
147
148static int koneplus_get_profile_buttons(struct usb_device *usb_dev,
149 struct koneplus_profile_buttons *buf, int number)
150{
151 int retval;
152
153 retval = koneplus_select_profile(usb_dev, number,
154 KONEPLUS_CONTROL_REQUEST_PROFILE_BUTTONS);
155 if (retval)
156 return retval;
157
1edd5b42 158 return roccat_common_receive(usb_dev, KONEPLUS_COMMAND_PROFILE_BUTTONS,
47dbdbff
SA		 159 buf, sizeof(struct koneplus_profile_buttons));
160}
161
162static int koneplus_set_profile_buttons(struct usb_device *usb_dev,
163 struct koneplus_profile_buttons const *buttons)
164{
1edd5b42 165 return koneplus_send(usb_dev, KONEPLUS_COMMAND_PROFILE_BUTTONS,
5772f636 166 buttons, sizeof(struct koneplus_profile_buttons));
47dbdbff
SA		 167}
168
169/* retval is 0-4 on success, < 0 on error */
b50f315c 170static int koneplus_get_actual_profile(struct usb_device *usb_dev)
47dbdbff 171{
b50f315c 172 struct koneplus_actual_profile buf;
47dbdbff
SA		 173 int retval;
174
1edd5b42 175 retval = roccat_common_receive(usb_dev, KONEPLUS_COMMAND_ACTUAL_PROFILE,
b50f315c 176 &buf, sizeof(struct koneplus_actual_profile));
47dbdbff 177
b50f315c 178 return retval ? retval : buf.actual_profile;
47dbdbff
SA		 179}
180
b50f315c
SA		 181static int koneplus_set_actual_profile(struct usb_device *usb_dev,
182 int new_profile)
47dbdbff 183{
b50f315c 184 struct koneplus_actual_profile buf;
47dbdbff 185
b50f315c
SA		 186 buf.command = KONEPLUS_COMMAND_ACTUAL_PROFILE;
187 buf.size = sizeof(struct koneplus_actual_profile);
188 buf.actual_profile = new_profile;
47dbdbff 189
1edd5b42 190 return koneplus_send(usb_dev, KONEPLUS_COMMAND_ACTUAL_PROFILE,
b50f315c 191 &buf, sizeof(struct koneplus_actual_profile));
47dbdbff
SA		 192}
193
194static ssize_t koneplus_sysfs_read(struct file *fp, struct kobject *kobj,
195 char *buf, loff_t off, size_t count,
196 size_t real_size, uint command)
197{
198 struct device *dev =
199 container_of(kobj, struct device, kobj)->parent->parent;
200 struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev));
201 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
202 int retval;
203
fd82be6c
SA		 204 if (off >= real_size)
205 return 0;
206
47dbdbff
SA		 207 if (off != 0 || count != real_size)
208 return -EINVAL;
209
210 mutex_lock(&koneplus->koneplus_lock);
5772f636 211 retval = roccat_common_receive(usb_dev, command, buf, real_size);
47dbdbff
SA		 212 mutex_unlock(&koneplus->koneplus_lock);
213
214 if (retval)
215 return retval;
216
217 return real_size;
218}
219
220static ssize_t koneplus_sysfs_write(struct file *fp, struct kobject *kobj,
221 void const *buf, loff_t off, size_t count,
222 size_t real_size, uint command)
223{
224 struct device *dev =
225 container_of(kobj, struct device, kobj)->parent->parent;
226 struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev));
227 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
228 int retval;
229
230 if (off != 0 || count != real_size)
231 return -EINVAL;
232
233 mutex_lock(&koneplus->koneplus_lock);
5772f636 234 retval = koneplus_send(usb_dev, command, buf, real_size);
47dbdbff
SA		 235 mutex_unlock(&koneplus->koneplus_lock);
236
237 if (retval)
238 return retval;
239
240 return real_size;
241}
242
6d1dec85
SA		 243static ssize_t koneplus_sysfs_write_talk(struct file *fp,
244 struct kobject *kobj, struct bin_attribute *attr, char *buf,
245 loff_t off, size_t count)
246{
247 return koneplus_sysfs_write(fp, kobj, buf, off, count,
1edd5b42 248 sizeof(struct koneplus_talk), KONEPLUS_COMMAND_TALK);
6d1dec85
SA		 249}
250
47dbdbff
SA		 251static ssize_t koneplus_sysfs_write_macro(struct file *fp,
252 struct kobject *kobj, struct bin_attribute *attr, char *buf,
253 loff_t off, size_t count)
254{
255 return koneplus_sysfs_write(fp, kobj, buf, off, count,
1edd5b42 256 sizeof(struct koneplus_macro), KONEPLUS_COMMAND_MACRO);
47dbdbff
SA		 257}
258
259static ssize_t koneplus_sysfs_read_sensor(struct file *fp,
260 struct kobject *kobj, struct bin_attribute *attr, char *buf,
261 loff_t off, size_t count)
262{
263 return koneplus_sysfs_read(fp, kobj, buf, off, count,
1edd5b42 264 sizeof(struct koneplus_sensor), KONEPLUS_COMMAND_SENSOR);
47dbdbff
SA		 265}
266
267static ssize_t koneplus_sysfs_write_sensor(struct file *fp,
268 struct kobject *kobj, struct bin_attribute *attr, char *buf,
269 loff_t off, size_t count)
270{
271 return koneplus_sysfs_write(fp, kobj, buf, off, count,
1edd5b42 272 sizeof(struct koneplus_sensor), KONEPLUS_COMMAND_SENSOR);
47dbdbff
SA		 273}
274
275static ssize_t koneplus_sysfs_write_tcu(struct file *fp,
276 struct kobject *kobj, struct bin_attribute *attr, char *buf,
277 loff_t off, size_t count)
278{
279 return koneplus_sysfs_write(fp, kobj, buf, off, count,
1edd5b42 280 sizeof(struct koneplus_tcu), KONEPLUS_COMMAND_TCU);
47dbdbff
SA		 281}
282
283static ssize_t koneplus_sysfs_read_tcu_image(struct file *fp,
284 struct kobject *kobj, struct bin_attribute *attr, char *buf,
285 loff_t off, size_t count)
286{
287 return koneplus_sysfs_read(fp, kobj, buf, off, count,
1edd5b42 288 sizeof(struct koneplus_tcu_image), KONEPLUS_COMMAND_TCU);
47dbdbff
SA		 289}
290
291static ssize_t koneplus_sysfs_read_profilex_settings(struct file *fp,
292 struct kobject *kobj, struct bin_attribute *attr, char *buf,
293 loff_t off, size_t count)
294{
295 struct device *dev =
296 container_of(kobj, struct device, kobj)->parent->parent;
297 struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev));
298
299 if (off >= sizeof(struct koneplus_profile_settings))
300 return 0;
301
302 if (off + count > sizeof(struct koneplus_profile_settings))
303 count = sizeof(struct koneplus_profile_settings) - off;
304
305 mutex_lock(&koneplus->koneplus_lock);
5772f636 306 memcpy(buf, ((char const *)&koneplus->profile_settings[*(uint *)(attr->private)]) + off,
47dbdbff
SA		 307 count);
308 mutex_unlock(&koneplus->koneplus_lock);
309
310 return count;
311}
312
313static ssize_t koneplus_sysfs_write_profile_settings(struct file *fp,
314 struct kobject *kobj, struct bin_attribute *attr, char *buf,
315 loff_t off, size_t count)
316{
317 struct device *dev =
318 container_of(kobj, struct device, kobj)->parent->parent;
319 struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev));
320 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
321 int retval = 0;
322 int difference;
323 int profile_number;
324 struct koneplus_profile_settings *profile_settings;
325
326 if (off != 0 || count != sizeof(struct koneplus_profile_settings))
327 return -EINVAL;
328
329 profile_number = ((struct koneplus_profile_settings const *)buf)->number;
330 profile_settings = &koneplus->profile_settings[profile_number];
331
332 mutex_lock(&koneplus->koneplus_lock);
333 difference = memcmp(buf, profile_settings,
334 sizeof(struct koneplus_profile_settings));
335 if (difference) {
336 retval = koneplus_set_profile_settings(usb_dev,
337 (struct koneplus_profile_settings const *)buf);
338 if (!retval)
339 memcpy(profile_settings, buf,
340 sizeof(struct koneplus_profile_settings));
341 }
342 mutex_unlock(&koneplus->koneplus_lock);
343
344 if (retval)
345 return retval;
346
347 return sizeof(struct koneplus_profile_settings);
348}
349
350static ssize_t koneplus_sysfs_read_profilex_buttons(struct file *fp,
351 struct kobject *kobj, struct bin_attribute *attr, char *buf,
352 loff_t off, size_t count)
353{
354 struct device *dev =
355 container_of(kobj, struct device, kobj)->parent->parent;
356 struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev));
357
358 if (off >= sizeof(struct koneplus_profile_buttons))
359 return 0;
360
361 if (off + count > sizeof(struct koneplus_profile_buttons))
362 count = sizeof(struct koneplus_profile_buttons) - off;
363
364 mutex_lock(&koneplus->koneplus_lock);
5772f636 365 memcpy(buf, ((char const *)&koneplus->profile_buttons[*(uint *)(attr->private)]) + off,
47dbdbff
SA		 366 count);
367 mutex_unlock(&koneplus->koneplus_lock);
368
369 return count;
370}
371
372static ssize_t koneplus_sysfs_write_profile_buttons(struct file *fp,
373 struct kobject *kobj, struct bin_attribute *attr, char *buf,
374 loff_t off, size_t count)
375{
376 struct device *dev =
377 container_of(kobj, struct device, kobj)->parent->parent;
378 struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev));
379 struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
380 int retval = 0;
381 int difference;
382 uint profile_number;
383 struct koneplus_profile_buttons *profile_buttons;
384
385 if (off != 0 || count != sizeof(struct koneplus_profile_buttons))
386 return -EINVAL;
387
388 profile_number = ((struct koneplus_profile_buttons const *)buf)->number;
389 profile_buttons = &koneplus->profile_buttons[profile_number];
390
391 mutex_lock(&koneplus->koneplus_lock);
392 difference = memcmp(buf, profile_buttons,
393 sizeof(struct koneplus_profile_buttons));
394 if (difference) {
395 retval = koneplus_set_profile_buttons(usb_dev,
396 (struct koneplus_profile_buttons const *)buf);
397 if (!retval)
398 memcpy(profile_buttons, buf,
399 sizeof(struct koneplus_profile_buttons));
400 }
401 mutex_unlock(&koneplus->koneplus_lock);
402
403 if (retval)
404 return retval;
405
406 return sizeof(struct koneplus_profile_buttons);
407}
408
b50f315c 409static ssize_t koneplus_sysfs_show_actual_profile(struct device *dev,
47dbdbff
SA		 410 struct device_attribute *attr, char *buf)
411{
412 struct koneplus_device *koneplus =
413 hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
b50f315c 414 return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->actual_profile);
47dbdbff
SA		 415}
416
b50f315c 417static ssize_t koneplus_sysfs_set_actual_profile(struct device *dev,
47dbdbff
SA		 418 struct device_attribute *attr, char const *buf, size_t size)
419{
420 struct koneplus_device *koneplus;
421 struct usb_device *usb_dev;
422 unsigned long profile;
423 int retval;
b50f315c 424 struct koneplus_roccat_report roccat_report;
47dbdbff
SA		 425
426 dev = dev->parent->parent;
427 koneplus = hid_get_drvdata(dev_get_drvdata(dev));
428 usb_dev = interface_to_usbdev(to_usb_interface(dev));
429
430 retval = strict_strtoul(buf, 10, &profile);
431 if (retval)
432 return retval;
433
901e64db
SA		 434 if (profile > 4)
435 return -EINVAL;
436
47dbdbff 437 mutex_lock(&koneplus->koneplus_lock);
b50f315c
SA		 438
439 retval = koneplus_set_actual_profile(usb_dev, profile);
440 if (retval) {
441 mutex_unlock(&koneplus->koneplus_lock);
47dbdbff 442 return retval;
b50f315c 443 }
47dbdbff 444
901e64db 445 koneplus_profile_activated(koneplus, profile);
47dbdbff 446
b50f315c
SA		 447 roccat_report.type = KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE;
448 roccat_report.data1 = profile + 1;
449 roccat_report.data2 = 0;
450 roccat_report.profile = profile + 1;
451 roccat_report_event(koneplus->chrdev_minor,
452 (uint8_t const *)&roccat_report);
453
454 mutex_unlock(&koneplus->koneplus_lock);
455
456 return size;
47dbdbff
SA		 457}
458
459static ssize_t koneplus_sysfs_show_firmware_version(struct device *dev,
460 struct device_attribute *attr, char *buf)
461{
462 struct koneplus_device *koneplus =
463 hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
464 return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->info.firmware_version);
465}
466
467static struct device_attribute koneplus_attributes[] = {
b50f315c
SA		 468 __ATTR(actual_profile, 0660,
469 koneplus_sysfs_show_actual_profile,
470 koneplus_sysfs_set_actual_profile),
47dbdbff 471 __ATTR(startup_profile, 0660,
b50f315c
SA		 472 koneplus_sysfs_show_actual_profile,
473 koneplus_sysfs_set_actual_profile),
47dbdbff
SA		 474 __ATTR(firmware_version, 0440,
475 koneplus_sysfs_show_firmware_version, NULL),
476 __ATTR_NULL
477};
478
479static struct bin_attribute koneplus_bin_attributes[] = {
480 {
61c29f5b 481 .attr = { .name = "sensor", .mode = 0660 },
47dbdbff
SA		 482 .size = sizeof(struct koneplus_sensor),
483 .read = koneplus_sysfs_read_sensor,
484 .write = koneplus_sysfs_write_sensor
485 },
486 {
487 .attr = { .name = "tcu", .mode = 0220 },
488 .size = sizeof(struct koneplus_tcu),
489 .write = koneplus_sysfs_write_tcu
490 },
491 {
492 .attr = { .name = "tcu_image", .mode = 0440 },
493 .size = sizeof(struct koneplus_tcu_image),
494 .read = koneplus_sysfs_read_tcu_image
495 },
496 {
497 .attr = { .name = "profile_settings", .mode = 0220 },
498 .size = sizeof(struct koneplus_profile_settings),
499 .write = koneplus_sysfs_write_profile_settings
500 },
501 {
502 .attr = { .name = "profile1_settings", .mode = 0440 },
503 .size = sizeof(struct koneplus_profile_settings),
504 .read = koneplus_sysfs_read_profilex_settings,
505 .private = &profile_numbers[0]
506 },
507 {
508 .attr = { .name = "profile2_settings", .mode = 0440 },
509 .size = sizeof(struct koneplus_profile_settings),
510 .read = koneplus_sysfs_read_profilex_settings,
511 .private = &profile_numbers[1]
512 },
513 {
514 .attr = { .name = "profile3_settings", .mode = 0440 },
515 .size = sizeof(struct koneplus_profile_settings),
516 .read = koneplus_sysfs_read_profilex_settings,
517 .private = &profile_numbers[2]
518 },
519 {
520 .attr = { .name = "profile4_settings", .mode = 0440 },
521 .size = sizeof(struct koneplus_profile_settings),
522 .read = koneplus_sysfs_read_profilex_settings,
523 .private = &profile_numbers[3]
524 },
525 {
526 .attr = { .name = "profile5_settings", .mode = 0440 },
527 .size = sizeof(struct koneplus_profile_settings),
528 .read = koneplus_sysfs_read_profilex_settings,
529 .private = &profile_numbers[4]
530 },
531 {
532 .attr = { .name = "profile_buttons", .mode = 0220 },
533 .size = sizeof(struct koneplus_profile_buttons),
534 .write = koneplus_sysfs_write_profile_buttons
535 },
536 {
537 .attr = { .name = "profile1_buttons", .mode = 0440 },
538 .size = sizeof(struct koneplus_profile_buttons),
539 .read = koneplus_sysfs_read_profilex_buttons,
540 .private = &profile_numbers[0]
541 },
542 {
543 .attr = { .name = "profile2_buttons", .mode = 0440 },
544 .size = sizeof(struct koneplus_profile_buttons),
545 .read = koneplus_sysfs_read_profilex_buttons,
546 .private = &profile_numbers[1]
547 },
548 {
549 .attr = { .name = "profile3_buttons", .mode = 0440 },
550 .size = sizeof(struct koneplus_profile_buttons),
551 .read = koneplus_sysfs_read_profilex_buttons,
552 .private = &profile_numbers[2]
553 },
554 {
555 .attr = { .name = "profile4_buttons", .mode = 0440 },
556 .size = sizeof(struct koneplus_profile_buttons),
557 .read = koneplus_sysfs_read_profilex_buttons,
558 .private = &profile_numbers[3]
559 },
560 {
561 .attr = { .name = "profile5_buttons", .mode = 0440 },
562 .size = sizeof(struct koneplus_profile_buttons),
563 .read = koneplus_sysfs_read_profilex_buttons,
564 .private = &profile_numbers[4]
565 },
566 {
567 .attr = { .name = "macro", .mode = 0220 },
568 .size = sizeof(struct koneplus_macro),
569 .write = koneplus_sysfs_write_macro
570 },
6d1dec85
SA		 571 {
572 .attr = { .name = "talk", .mode = 0220 },
573 .size = sizeof(struct koneplus_talk),
574 .write = koneplus_sysfs_write_talk
575 },
47dbdbff
SA		 576 __ATTR_NULL
577};
578
579static int koneplus_init_koneplus_device_struct(struct usb_device *usb_dev,
580 struct koneplus_device *koneplus)
581{
582 int retval, i;
b50f315c 583 static uint wait = 200;
47dbdbff
SA		 584
585 mutex_init(&koneplus->koneplus_lock);
586
47dbdbff
SA		 587 retval = koneplus_get_info(usb_dev, &koneplus->info);
588 if (retval)
589 return retval;
590
591 for (i = 0; i < 5; ++i) {
592 msleep(wait);
593 retval = koneplus_get_profile_settings(usb_dev,
594 &koneplus->profile_settings[i], i);
595 if (retval)
596 return retval;
597
598 msleep(wait);
599 retval = koneplus_get_profile_buttons(usb_dev,
600 &koneplus->profile_buttons[i], i);
601 if (retval)
602 return retval;
603 }
604
b50f315c
SA		 605 msleep(wait);
606 retval = koneplus_get_actual_profile(usb_dev);
607 if (retval < 0)
608 return retval;
609 koneplus_profile_activated(koneplus, retval);
47dbdbff
SA		 610
611 return 0;
612}
613
614static int koneplus_init_specials(struct hid_device *hdev)
615{
616 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
617 struct usb_device *usb_dev = interface_to_usbdev(intf);
618 struct koneplus_device *koneplus;
619 int retval;
620
621 if (intf->cur_altsetting->desc.bInterfaceProtocol
622 == USB_INTERFACE_PROTOCOL_MOUSE) {
623
624 koneplus = kzalloc(sizeof(*koneplus), GFP_KERNEL);
625 if (!koneplus) {
a28764ef 626 hid_err(hdev, "can't alloc device descriptor\n");
47dbdbff
SA		 627 return -ENOMEM;
628 }
629 hid_set_drvdata(hdev, koneplus);
630
631 retval = koneplus_init_koneplus_device_struct(usb_dev, koneplus);
632 if (retval) {
a28764ef 633 hid_err(hdev, "couldn't init struct koneplus_device\n");
47dbdbff
SA		 634 goto exit_free;
635 }
636
8211e460
SA		 637 retval = roccat_connect(koneplus_class, hdev,
638 sizeof(struct koneplus_roccat_report));
47dbdbff 639 if (retval < 0) {
a28764ef 640 hid_err(hdev, "couldn't init char dev\n");
47dbdbff
SA		 641 } else {
642 koneplus->chrdev_minor = retval;
643 koneplus->roccat_claimed = 1;
644 }
645 } else {
646 hid_set_drvdata(hdev, NULL);
647 }
648
649 return 0;
650exit_free:
651 kfree(koneplus);
652 return retval;
653}
654
655static void koneplus_remove_specials(struct hid_device *hdev)
656{
657 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
658 struct koneplus_device *koneplus;
659
660 if (intf->cur_altsetting->desc.bInterfaceProtocol
661 == USB_INTERFACE_PROTOCOL_MOUSE) {
662 koneplus = hid_get_drvdata(hdev);
663 if (koneplus->roccat_claimed)
664 roccat_disconnect(koneplus->chrdev_minor);
665 kfree(koneplus);
666 }
667}
668
669static int koneplus_probe(struct hid_device *hdev,
670 const struct hid_device_id *id)
671{
672 int retval;
673
674 retval = hid_parse(hdev);
675 if (retval) {
a28764ef 676 hid_err(hdev, "parse failed\n");
47dbdbff
SA		 677 goto exit;
678 }
679
680 retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
681 if (retval) {
a28764ef 682 hid_err(hdev, "hw start failed\n");
47dbdbff
SA		 683 goto exit;
684 }
685
686 retval = koneplus_init_specials(hdev);
687 if (retval) {
a28764ef 688 hid_err(hdev, "couldn't install mouse\n");
47dbdbff
SA		 689 goto exit_stop;
690 }
691
692 return 0;
693
694exit_stop:
695 hid_hw_stop(hdev);
696exit:
697 return retval;
698}
699
700static void koneplus_remove(struct hid_device *hdev)
701{
702 koneplus_remove_specials(hdev);
703 hid_hw_stop(hdev);
704}
705
706static void koneplus_keep_values_up_to_date(struct koneplus_device *koneplus,
707 u8 const *data)
708{
709 struct koneplus_mouse_report_button const *button_report;
710
711 switch (data[0]) {
712 case KONEPLUS_MOUSE_REPORT_NUMBER_BUTTON:
713 button_report = (struct koneplus_mouse_report_button const *)data;
714 switch (button_report->type) {
715 case KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE:
716 koneplus_profile_activated(koneplus, button_report->data1 - 1);
717 break;
718 }
719 break;
720 }
721}
722
723static void koneplus_report_to_chrdev(struct koneplus_device const *koneplus,
724 u8 const *data)
725{
726 struct koneplus_roccat_report roccat_report;
727 struct koneplus_mouse_report_button const *button_report;
728
729 if (data[0] != KONEPLUS_MOUSE_REPORT_NUMBER_BUTTON)
730 return;
731
732 button_report = (struct koneplus_mouse_report_button const *)data;
733
734 if ((button_report->type == KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_QUICKLAUNCH ||
735 button_report->type == KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_TIMER) &&
736 button_report->data2 != KONEPLUS_MOUSE_REPORT_BUTTON_ACTION_PRESS)
737 return;
738
739 roccat_report.type = button_report->type;
740 roccat_report.data1 = button_report->data1;
741 roccat_report.data2 = button_report->data2;
742 roccat_report.profile = koneplus->actual_profile + 1;
743 roccat_report_event(koneplus->chrdev_minor,
8211e460 744 (uint8_t const *)&roccat_report);
47dbdbff
SA		 745}
746
747static int koneplus_raw_event(struct hid_device *hdev,
748 struct hid_report *report, u8 *data, int size)
749{
750 struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
751 struct koneplus_device *koneplus = hid_get_drvdata(hdev);
752
753 if (intf->cur_altsetting->desc.bInterfaceProtocol
754 != USB_INTERFACE_PROTOCOL_MOUSE)
755 return 0;
756
901e64db
SA		 757 if (koneplus == NULL)
758 return 0;
759
47dbdbff
SA		 760 koneplus_keep_values_up_to_date(koneplus, data);
761
762 if (koneplus->roccat_claimed)
763 koneplus_report_to_chrdev(koneplus, data);
764
765 return 0;
766}
767
768static const struct hid_device_id koneplus_devices[] = {
769 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
770 { }
771};
772
773MODULE_DEVICE_TABLE(hid, koneplus_devices);
774
775static struct hid_driver koneplus_driver = {
776 .name = "koneplus",
777 .id_table = koneplus_devices,
778 .probe = koneplus_probe,
779 .remove = koneplus_remove,
780 .raw_event = koneplus_raw_event
781};
782
783static int __init koneplus_init(void)
784{
785 int retval;
786
787 /* class name has to be same as driver name */
788 koneplus_class = class_create(THIS_MODULE, "koneplus");
789 if (IS_ERR(koneplus_class))
790 return PTR_ERR(koneplus_class);
791 koneplus_class->dev_attrs = koneplus_attributes;
792 koneplus_class->dev_bin_attrs = koneplus_bin_attributes;
793
794 retval = hid_register_driver(&koneplus_driver);
795 if (retval)
796 class_destroy(koneplus_class);
797 return retval;
798}
799
800static void __exit koneplus_exit(void)
801{
47dbdbff 802 hid_unregister_driver(&koneplus_driver);
74b643da 803 class_destroy(koneplus_class);
47dbdbff
SA		 804}
805
806module_init(koneplus_init);
807module_exit(koneplus_exit);
808
809MODULE_AUTHOR("Stefan Achatz");
810MODULE_DESCRIPTION("USB Roccat Kone[+] driver");
811MODULE_LICENSE("GPL v2");
kernel source for telekom puls (alcatel/mediatek)