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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> | |
24 | #include "hid-ids.h" | |
25 | #include "hid-roccat.h" | |
5772f636 | 26 | #include "hid-roccat-common.h" |
47dbdbff SA |
27 | #include "hid-roccat-koneplus.h" |
28 | ||
29 | static uint profile_numbers[5] = {0, 1, 2, 3, 4}; | |
30 | ||
31 | static struct class *koneplus_class; | |
32 | ||
33 | static void koneplus_profile_activated(struct koneplus_device *koneplus, | |
34 | uint new_profile) | |
35 | { | |
36 | koneplus->actual_profile = new_profile; | |
37 | } | |
38 | ||
39 | static 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 | |
5772f636 SA |
53 | return roccat_common_send(usb_dev, KONEPLUS_USB_COMMAND_CONTROL, |
54 | &control, sizeof(struct koneplus_control)); | |
47dbdbff SA |
55 | } |
56 | ||
57 | static 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 { | |
5772f636 SA |
63 | retval = roccat_common_receive(usb_dev, KONEPLUS_USB_COMMAND_CONTROL, |
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 | ||
89 | static 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 | ||
101 | static 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 | ||
120 | static int koneplus_get_info(struct usb_device *usb_dev, | |
121 | struct koneplus_info *buf) | |
122 | { | |
5772f636 | 123 | return roccat_common_receive(usb_dev, KONEPLUS_USB_COMMAND_INFO, |
47dbdbff SA |
124 | buf, sizeof(struct koneplus_info)); |
125 | } | |
126 | ||
127 | static 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 | ||
5772f636 | 137 | return roccat_common_receive(usb_dev, KONEPLUS_USB_COMMAND_PROFILE_SETTINGS, |
47dbdbff SA |
138 | buf, sizeof(struct koneplus_profile_settings)); |
139 | } | |
140 | ||
141 | static int koneplus_set_profile_settings(struct usb_device *usb_dev, | |
142 | struct koneplus_profile_settings const *settings) | |
143 | { | |
144 | return koneplus_send(usb_dev, KONEPLUS_USB_COMMAND_PROFILE_SETTINGS, | |
5772f636 | 145 | settings, sizeof(struct koneplus_profile_settings)); |
47dbdbff SA |
146 | } |
147 | ||
148 | static 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 | ||
5772f636 | 158 | return roccat_common_receive(usb_dev, KONEPLUS_USB_COMMAND_PROFILE_BUTTONS, |
47dbdbff SA |
159 | buf, sizeof(struct koneplus_profile_buttons)); |
160 | } | |
161 | ||
162 | static int koneplus_set_profile_buttons(struct usb_device *usb_dev, | |
163 | struct koneplus_profile_buttons const *buttons) | |
164 | { | |
165 | return koneplus_send(usb_dev, KONEPLUS_USB_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 */ | |
170 | static int koneplus_get_startup_profile(struct usb_device *usb_dev) | |
171 | { | |
5772f636 | 172 | struct koneplus_startup_profile buf; |
47dbdbff SA |
173 | int retval; |
174 | ||
5772f636 SA |
175 | retval = roccat_common_receive(usb_dev, KONEPLUS_USB_COMMAND_STARTUP_PROFILE, |
176 | &buf, sizeof(struct koneplus_startup_profile)); | |
47dbdbff | 177 | |
5772f636 | 178 | return retval ? retval : buf.startup_profile; |
47dbdbff SA |
179 | } |
180 | ||
181 | static int koneplus_set_startup_profile(struct usb_device *usb_dev, | |
182 | int startup_profile) | |
183 | { | |
184 | struct koneplus_startup_profile buf; | |
185 | ||
186 | buf.command = KONEPLUS_COMMAND_STARTUP_PROFILE; | |
187 | buf.size = sizeof(struct koneplus_startup_profile); | |
188 | buf.startup_profile = startup_profile; | |
189 | ||
190 | return koneplus_send(usb_dev, KONEPLUS_USB_COMMAND_STARTUP_PROFILE, | |
5772f636 | 191 | &buf, sizeof(struct koneplus_profile_buttons)); |
47dbdbff SA |
192 | } |
193 | ||
194 | static 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 | ||
220 | static 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 | ||
243 | static ssize_t koneplus_sysfs_write_macro(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, | |
248 | sizeof(struct koneplus_macro), KONEPLUS_USB_COMMAND_MACRO); | |
249 | } | |
250 | ||
251 | static ssize_t koneplus_sysfs_read_sensor(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_read(fp, kobj, buf, off, count, | |
256 | sizeof(struct koneplus_sensor), KONEPLUS_USB_COMMAND_SENSOR); | |
257 | } | |
258 | ||
259 | static ssize_t koneplus_sysfs_write_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_write(fp, kobj, buf, off, count, | |
264 | sizeof(struct koneplus_sensor), KONEPLUS_USB_COMMAND_SENSOR); | |
265 | } | |
266 | ||
267 | static ssize_t koneplus_sysfs_write_tcu(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, | |
272 | sizeof(struct koneplus_tcu), KONEPLUS_USB_COMMAND_TCU); | |
273 | } | |
274 | ||
275 | static ssize_t koneplus_sysfs_read_tcu_image(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_read(fp, kobj, buf, off, count, | |
280 | sizeof(struct koneplus_tcu_image), KONEPLUS_USB_COMMAND_TCU); | |
281 | } | |
282 | ||
283 | static ssize_t koneplus_sysfs_read_profilex_settings(struct file *fp, | |
284 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
285 | loff_t off, size_t count) | |
286 | { | |
287 | struct device *dev = | |
288 | container_of(kobj, struct device, kobj)->parent->parent; | |
289 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
290 | ||
291 | if (off >= sizeof(struct koneplus_profile_settings)) | |
292 | return 0; | |
293 | ||
294 | if (off + count > sizeof(struct koneplus_profile_settings)) | |
295 | count = sizeof(struct koneplus_profile_settings) - off; | |
296 | ||
297 | mutex_lock(&koneplus->koneplus_lock); | |
5772f636 | 298 | memcpy(buf, ((char const *)&koneplus->profile_settings[*(uint *)(attr->private)]) + off, |
47dbdbff SA |
299 | count); |
300 | mutex_unlock(&koneplus->koneplus_lock); | |
301 | ||
302 | return count; | |
303 | } | |
304 | ||
305 | static ssize_t koneplus_sysfs_write_profile_settings(struct file *fp, | |
306 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
307 | loff_t off, size_t count) | |
308 | { | |
309 | struct device *dev = | |
310 | container_of(kobj, struct device, kobj)->parent->parent; | |
311 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
312 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
313 | int retval = 0; | |
314 | int difference; | |
315 | int profile_number; | |
316 | struct koneplus_profile_settings *profile_settings; | |
317 | ||
318 | if (off != 0 || count != sizeof(struct koneplus_profile_settings)) | |
319 | return -EINVAL; | |
320 | ||
321 | profile_number = ((struct koneplus_profile_settings const *)buf)->number; | |
322 | profile_settings = &koneplus->profile_settings[profile_number]; | |
323 | ||
324 | mutex_lock(&koneplus->koneplus_lock); | |
325 | difference = memcmp(buf, profile_settings, | |
326 | sizeof(struct koneplus_profile_settings)); | |
327 | if (difference) { | |
328 | retval = koneplus_set_profile_settings(usb_dev, | |
329 | (struct koneplus_profile_settings const *)buf); | |
330 | if (!retval) | |
331 | memcpy(profile_settings, buf, | |
332 | sizeof(struct koneplus_profile_settings)); | |
333 | } | |
334 | mutex_unlock(&koneplus->koneplus_lock); | |
335 | ||
336 | if (retval) | |
337 | return retval; | |
338 | ||
339 | return sizeof(struct koneplus_profile_settings); | |
340 | } | |
341 | ||
342 | static ssize_t koneplus_sysfs_read_profilex_buttons(struct file *fp, | |
343 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
344 | loff_t off, size_t count) | |
345 | { | |
346 | struct device *dev = | |
347 | container_of(kobj, struct device, kobj)->parent->parent; | |
348 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
349 | ||
350 | if (off >= sizeof(struct koneplus_profile_buttons)) | |
351 | return 0; | |
352 | ||
353 | if (off + count > sizeof(struct koneplus_profile_buttons)) | |
354 | count = sizeof(struct koneplus_profile_buttons) - off; | |
355 | ||
356 | mutex_lock(&koneplus->koneplus_lock); | |
5772f636 | 357 | memcpy(buf, ((char const *)&koneplus->profile_buttons[*(uint *)(attr->private)]) + off, |
47dbdbff SA |
358 | count); |
359 | mutex_unlock(&koneplus->koneplus_lock); | |
360 | ||
361 | return count; | |
362 | } | |
363 | ||
364 | static ssize_t koneplus_sysfs_write_profile_buttons(struct file *fp, | |
365 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
366 | loff_t off, size_t count) | |
367 | { | |
368 | struct device *dev = | |
369 | container_of(kobj, struct device, kobj)->parent->parent; | |
370 | struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
371 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
372 | int retval = 0; | |
373 | int difference; | |
374 | uint profile_number; | |
375 | struct koneplus_profile_buttons *profile_buttons; | |
376 | ||
377 | if (off != 0 || count != sizeof(struct koneplus_profile_buttons)) | |
378 | return -EINVAL; | |
379 | ||
380 | profile_number = ((struct koneplus_profile_buttons const *)buf)->number; | |
381 | profile_buttons = &koneplus->profile_buttons[profile_number]; | |
382 | ||
383 | mutex_lock(&koneplus->koneplus_lock); | |
384 | difference = memcmp(buf, profile_buttons, | |
385 | sizeof(struct koneplus_profile_buttons)); | |
386 | if (difference) { | |
387 | retval = koneplus_set_profile_buttons(usb_dev, | |
388 | (struct koneplus_profile_buttons const *)buf); | |
389 | if (!retval) | |
390 | memcpy(profile_buttons, buf, | |
391 | sizeof(struct koneplus_profile_buttons)); | |
392 | } | |
393 | mutex_unlock(&koneplus->koneplus_lock); | |
394 | ||
395 | if (retval) | |
396 | return retval; | |
397 | ||
398 | return sizeof(struct koneplus_profile_buttons); | |
399 | } | |
400 | ||
401 | static ssize_t koneplus_sysfs_show_startup_profile(struct device *dev, | |
402 | struct device_attribute *attr, char *buf) | |
403 | { | |
404 | struct koneplus_device *koneplus = | |
405 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
406 | return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->startup_profile); | |
407 | } | |
408 | ||
409 | static ssize_t koneplus_sysfs_set_startup_profile(struct device *dev, | |
410 | struct device_attribute *attr, char const *buf, size_t size) | |
411 | { | |
412 | struct koneplus_device *koneplus; | |
413 | struct usb_device *usb_dev; | |
414 | unsigned long profile; | |
415 | int retval; | |
416 | ||
417 | dev = dev->parent->parent; | |
418 | koneplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
419 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
420 | ||
421 | retval = strict_strtoul(buf, 10, &profile); | |
422 | if (retval) | |
423 | return retval; | |
424 | ||
425 | mutex_lock(&koneplus->koneplus_lock); | |
426 | retval = koneplus_set_startup_profile(usb_dev, profile); | |
427 | mutex_unlock(&koneplus->koneplus_lock); | |
428 | if (retval) | |
429 | return retval; | |
430 | ||
431 | return size; | |
432 | } | |
433 | ||
434 | static ssize_t koneplus_sysfs_show_actual_profile(struct device *dev, | |
435 | struct device_attribute *attr, char *buf) | |
436 | { | |
437 | struct koneplus_device *koneplus = | |
438 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
439 | return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->actual_profile); | |
440 | } | |
441 | ||
442 | static ssize_t koneplus_sysfs_show_firmware_version(struct device *dev, | |
443 | struct device_attribute *attr, char *buf) | |
444 | { | |
445 | struct koneplus_device *koneplus = | |
446 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
447 | return snprintf(buf, PAGE_SIZE, "%d\n", koneplus->info.firmware_version); | |
448 | } | |
449 | ||
450 | static struct device_attribute koneplus_attributes[] = { | |
451 | __ATTR(startup_profile, 0660, | |
452 | koneplus_sysfs_show_startup_profile, | |
453 | koneplus_sysfs_set_startup_profile), | |
454 | __ATTR(actual_profile, 0440, | |
455 | koneplus_sysfs_show_actual_profile, NULL), | |
456 | __ATTR(firmware_version, 0440, | |
457 | koneplus_sysfs_show_firmware_version, NULL), | |
458 | __ATTR_NULL | |
459 | }; | |
460 | ||
461 | static struct bin_attribute koneplus_bin_attributes[] = { | |
462 | { | |
463 | .attr = { .name = "sensor", .mode = 0220 }, | |
464 | .size = sizeof(struct koneplus_sensor), | |
465 | .read = koneplus_sysfs_read_sensor, | |
466 | .write = koneplus_sysfs_write_sensor | |
467 | }, | |
468 | { | |
469 | .attr = { .name = "tcu", .mode = 0220 }, | |
470 | .size = sizeof(struct koneplus_tcu), | |
471 | .write = koneplus_sysfs_write_tcu | |
472 | }, | |
473 | { | |
474 | .attr = { .name = "tcu_image", .mode = 0440 }, | |
475 | .size = sizeof(struct koneplus_tcu_image), | |
476 | .read = koneplus_sysfs_read_tcu_image | |
477 | }, | |
478 | { | |
479 | .attr = { .name = "profile_settings", .mode = 0220 }, | |
480 | .size = sizeof(struct koneplus_profile_settings), | |
481 | .write = koneplus_sysfs_write_profile_settings | |
482 | }, | |
483 | { | |
484 | .attr = { .name = "profile1_settings", .mode = 0440 }, | |
485 | .size = sizeof(struct koneplus_profile_settings), | |
486 | .read = koneplus_sysfs_read_profilex_settings, | |
487 | .private = &profile_numbers[0] | |
488 | }, | |
489 | { | |
490 | .attr = { .name = "profile2_settings", .mode = 0440 }, | |
491 | .size = sizeof(struct koneplus_profile_settings), | |
492 | .read = koneplus_sysfs_read_profilex_settings, | |
493 | .private = &profile_numbers[1] | |
494 | }, | |
495 | { | |
496 | .attr = { .name = "profile3_settings", .mode = 0440 }, | |
497 | .size = sizeof(struct koneplus_profile_settings), | |
498 | .read = koneplus_sysfs_read_profilex_settings, | |
499 | .private = &profile_numbers[2] | |
500 | }, | |
501 | { | |
502 | .attr = { .name = "profile4_settings", .mode = 0440 }, | |
503 | .size = sizeof(struct koneplus_profile_settings), | |
504 | .read = koneplus_sysfs_read_profilex_settings, | |
505 | .private = &profile_numbers[3] | |
506 | }, | |
507 | { | |
508 | .attr = { .name = "profile5_settings", .mode = 0440 }, | |
509 | .size = sizeof(struct koneplus_profile_settings), | |
510 | .read = koneplus_sysfs_read_profilex_settings, | |
511 | .private = &profile_numbers[4] | |
512 | }, | |
513 | { | |
514 | .attr = { .name = "profile_buttons", .mode = 0220 }, | |
515 | .size = sizeof(struct koneplus_profile_buttons), | |
516 | .write = koneplus_sysfs_write_profile_buttons | |
517 | }, | |
518 | { | |
519 | .attr = { .name = "profile1_buttons", .mode = 0440 }, | |
520 | .size = sizeof(struct koneplus_profile_buttons), | |
521 | .read = koneplus_sysfs_read_profilex_buttons, | |
522 | .private = &profile_numbers[0] | |
523 | }, | |
524 | { | |
525 | .attr = { .name = "profile2_buttons", .mode = 0440 }, | |
526 | .size = sizeof(struct koneplus_profile_buttons), | |
527 | .read = koneplus_sysfs_read_profilex_buttons, | |
528 | .private = &profile_numbers[1] | |
529 | }, | |
530 | { | |
531 | .attr = { .name = "profile3_buttons", .mode = 0440 }, | |
532 | .size = sizeof(struct koneplus_profile_buttons), | |
533 | .read = koneplus_sysfs_read_profilex_buttons, | |
534 | .private = &profile_numbers[2] | |
535 | }, | |
536 | { | |
537 | .attr = { .name = "profile4_buttons", .mode = 0440 }, | |
538 | .size = sizeof(struct koneplus_profile_buttons), | |
539 | .read = koneplus_sysfs_read_profilex_buttons, | |
540 | .private = &profile_numbers[3] | |
541 | }, | |
542 | { | |
543 | .attr = { .name = "profile5_buttons", .mode = 0440 }, | |
544 | .size = sizeof(struct koneplus_profile_buttons), | |
545 | .read = koneplus_sysfs_read_profilex_buttons, | |
546 | .private = &profile_numbers[4] | |
547 | }, | |
548 | { | |
549 | .attr = { .name = "macro", .mode = 0220 }, | |
550 | .size = sizeof(struct koneplus_macro), | |
551 | .write = koneplus_sysfs_write_macro | |
552 | }, | |
553 | __ATTR_NULL | |
554 | }; | |
555 | ||
556 | static int koneplus_init_koneplus_device_struct(struct usb_device *usb_dev, | |
557 | struct koneplus_device *koneplus) | |
558 | { | |
559 | int retval, i; | |
432762e2 | 560 | static uint wait = 100; /* device will freeze with just 60 */ |
47dbdbff SA |
561 | |
562 | mutex_init(&koneplus->koneplus_lock); | |
563 | ||
564 | koneplus->startup_profile = koneplus_get_startup_profile(usb_dev); | |
dacfecdb VK |
565 | if (koneplus->startup_profile < 0) |
566 | return koneplus->startup_profile; | |
47dbdbff SA |
567 | |
568 | msleep(wait); | |
569 | retval = koneplus_get_info(usb_dev, &koneplus->info); | |
570 | if (retval) | |
571 | return retval; | |
572 | ||
573 | for (i = 0; i < 5; ++i) { | |
574 | msleep(wait); | |
575 | retval = koneplus_get_profile_settings(usb_dev, | |
576 | &koneplus->profile_settings[i], i); | |
577 | if (retval) | |
578 | return retval; | |
579 | ||
580 | msleep(wait); | |
581 | retval = koneplus_get_profile_buttons(usb_dev, | |
582 | &koneplus->profile_buttons[i], i); | |
583 | if (retval) | |
584 | return retval; | |
585 | } | |
586 | ||
587 | koneplus_profile_activated(koneplus, koneplus->startup_profile); | |
588 | ||
589 | return 0; | |
590 | } | |
591 | ||
592 | static int koneplus_init_specials(struct hid_device *hdev) | |
593 | { | |
594 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
595 | struct usb_device *usb_dev = interface_to_usbdev(intf); | |
596 | struct koneplus_device *koneplus; | |
597 | int retval; | |
598 | ||
599 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
600 | == USB_INTERFACE_PROTOCOL_MOUSE) { | |
601 | ||
602 | koneplus = kzalloc(sizeof(*koneplus), GFP_KERNEL); | |
603 | if (!koneplus) { | |
a28764ef | 604 | hid_err(hdev, "can't alloc device descriptor\n"); |
47dbdbff SA |
605 | return -ENOMEM; |
606 | } | |
607 | hid_set_drvdata(hdev, koneplus); | |
608 | ||
609 | retval = koneplus_init_koneplus_device_struct(usb_dev, koneplus); | |
610 | if (retval) { | |
a28764ef | 611 | hid_err(hdev, "couldn't init struct koneplus_device\n"); |
47dbdbff SA |
612 | goto exit_free; |
613 | } | |
614 | ||
615 | retval = roccat_connect(koneplus_class, hdev); | |
616 | if (retval < 0) { | |
a28764ef | 617 | hid_err(hdev, "couldn't init char dev\n"); |
47dbdbff SA |
618 | } else { |
619 | koneplus->chrdev_minor = retval; | |
620 | koneplus->roccat_claimed = 1; | |
621 | } | |
622 | } else { | |
623 | hid_set_drvdata(hdev, NULL); | |
624 | } | |
625 | ||
626 | return 0; | |
627 | exit_free: | |
628 | kfree(koneplus); | |
629 | return retval; | |
630 | } | |
631 | ||
632 | static void koneplus_remove_specials(struct hid_device *hdev) | |
633 | { | |
634 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
635 | struct koneplus_device *koneplus; | |
636 | ||
637 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
638 | == USB_INTERFACE_PROTOCOL_MOUSE) { | |
639 | koneplus = hid_get_drvdata(hdev); | |
640 | if (koneplus->roccat_claimed) | |
641 | roccat_disconnect(koneplus->chrdev_minor); | |
642 | kfree(koneplus); | |
643 | } | |
644 | } | |
645 | ||
646 | static int koneplus_probe(struct hid_device *hdev, | |
647 | const struct hid_device_id *id) | |
648 | { | |
649 | int retval; | |
650 | ||
651 | retval = hid_parse(hdev); | |
652 | if (retval) { | |
a28764ef | 653 | hid_err(hdev, "parse failed\n"); |
47dbdbff SA |
654 | goto exit; |
655 | } | |
656 | ||
657 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
658 | if (retval) { | |
a28764ef | 659 | hid_err(hdev, "hw start failed\n"); |
47dbdbff SA |
660 | goto exit; |
661 | } | |
662 | ||
663 | retval = koneplus_init_specials(hdev); | |
664 | if (retval) { | |
a28764ef | 665 | hid_err(hdev, "couldn't install mouse\n"); |
47dbdbff SA |
666 | goto exit_stop; |
667 | } | |
668 | ||
669 | return 0; | |
670 | ||
671 | exit_stop: | |
672 | hid_hw_stop(hdev); | |
673 | exit: | |
674 | return retval; | |
675 | } | |
676 | ||
677 | static void koneplus_remove(struct hid_device *hdev) | |
678 | { | |
679 | koneplus_remove_specials(hdev); | |
680 | hid_hw_stop(hdev); | |
681 | } | |
682 | ||
683 | static void koneplus_keep_values_up_to_date(struct koneplus_device *koneplus, | |
684 | u8 const *data) | |
685 | { | |
686 | struct koneplus_mouse_report_button const *button_report; | |
687 | ||
688 | switch (data[0]) { | |
689 | case KONEPLUS_MOUSE_REPORT_NUMBER_BUTTON: | |
690 | button_report = (struct koneplus_mouse_report_button const *)data; | |
691 | switch (button_report->type) { | |
692 | case KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE: | |
693 | koneplus_profile_activated(koneplus, button_report->data1 - 1); | |
694 | break; | |
695 | } | |
696 | break; | |
697 | } | |
698 | } | |
699 | ||
700 | static void koneplus_report_to_chrdev(struct koneplus_device const *koneplus, | |
701 | u8 const *data) | |
702 | { | |
703 | struct koneplus_roccat_report roccat_report; | |
704 | struct koneplus_mouse_report_button const *button_report; | |
705 | ||
706 | if (data[0] != KONEPLUS_MOUSE_REPORT_NUMBER_BUTTON) | |
707 | return; | |
708 | ||
709 | button_report = (struct koneplus_mouse_report_button const *)data; | |
710 | ||
711 | if ((button_report->type == KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_QUICKLAUNCH || | |
712 | button_report->type == KONEPLUS_MOUSE_REPORT_BUTTON_TYPE_TIMER) && | |
713 | button_report->data2 != KONEPLUS_MOUSE_REPORT_BUTTON_ACTION_PRESS) | |
714 | return; | |
715 | ||
716 | roccat_report.type = button_report->type; | |
717 | roccat_report.data1 = button_report->data1; | |
718 | roccat_report.data2 = button_report->data2; | |
719 | roccat_report.profile = koneplus->actual_profile + 1; | |
720 | roccat_report_event(koneplus->chrdev_minor, | |
721 | (uint8_t const *)&roccat_report, | |
722 | sizeof(struct koneplus_roccat_report)); | |
723 | } | |
724 | ||
725 | static int koneplus_raw_event(struct hid_device *hdev, | |
726 | struct hid_report *report, u8 *data, int size) | |
727 | { | |
728 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
729 | struct koneplus_device *koneplus = hid_get_drvdata(hdev); | |
730 | ||
731 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
732 | != USB_INTERFACE_PROTOCOL_MOUSE) | |
733 | return 0; | |
734 | ||
735 | koneplus_keep_values_up_to_date(koneplus, data); | |
736 | ||
737 | if (koneplus->roccat_claimed) | |
738 | koneplus_report_to_chrdev(koneplus, data); | |
739 | ||
740 | return 0; | |
741 | } | |
742 | ||
743 | static const struct hid_device_id koneplus_devices[] = { | |
744 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) }, | |
745 | { } | |
746 | }; | |
747 | ||
748 | MODULE_DEVICE_TABLE(hid, koneplus_devices); | |
749 | ||
750 | static struct hid_driver koneplus_driver = { | |
751 | .name = "koneplus", | |
752 | .id_table = koneplus_devices, | |
753 | .probe = koneplus_probe, | |
754 | .remove = koneplus_remove, | |
755 | .raw_event = koneplus_raw_event | |
756 | }; | |
757 | ||
758 | static int __init koneplus_init(void) | |
759 | { | |
760 | int retval; | |
761 | ||
762 | /* class name has to be same as driver name */ | |
763 | koneplus_class = class_create(THIS_MODULE, "koneplus"); | |
764 | if (IS_ERR(koneplus_class)) | |
765 | return PTR_ERR(koneplus_class); | |
766 | koneplus_class->dev_attrs = koneplus_attributes; | |
767 | koneplus_class->dev_bin_attrs = koneplus_bin_attributes; | |
768 | ||
769 | retval = hid_register_driver(&koneplus_driver); | |
770 | if (retval) | |
771 | class_destroy(koneplus_class); | |
772 | return retval; | |
773 | } | |
774 | ||
775 | static void __exit koneplus_exit(void) | |
776 | { | |
777 | class_destroy(koneplus_class); | |
778 | hid_unregister_driver(&koneplus_driver); | |
779 | } | |
780 | ||
781 | module_init(koneplus_init); | |
782 | module_exit(koneplus_exit); | |
783 | ||
784 | MODULE_AUTHOR("Stefan Achatz"); | |
785 | MODULE_DESCRIPTION("USB Roccat Kone[+] driver"); | |
786 | MODULE_LICENSE("GPL v2"); |