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cb7cf3da SA |
1 | /* |
2 | * Roccat Pyra 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 Pyra is a mobile gamer mouse which comes in wired and wireless | |
16 | * variant. Wireless variant is not tested. | |
17 | * Userland tools can be found at http://sourceforge.net/projects/roccat | |
18 | */ | |
19 | ||
20 | #include <linux/device.h> | |
21 | #include <linux/input.h> | |
22 | #include <linux/hid.h> | |
23 | #include <linux/usb.h> | |
24 | #include <linux/module.h> | |
25 | #include <linux/slab.h> | |
26 | #include "hid-ids.h" | |
27 | #include "hid-roccat.h" | |
28 | #include "hid-roccat-pyra.h" | |
29 | ||
30 | static void profile_activated(struct pyra_device *pyra, | |
31 | unsigned int new_profile) | |
32 | { | |
33 | pyra->actual_profile = new_profile; | |
34 | pyra->actual_cpi = pyra->profile_settings[pyra->actual_profile].y_cpi; | |
35 | } | |
36 | ||
37 | static int pyra_send_control(struct usb_device *usb_dev, int value, | |
38 | enum pyra_control_requests request) | |
39 | { | |
40 | int len; | |
41 | struct pyra_control control; | |
42 | ||
43 | if ((request == PYRA_CONTROL_REQUEST_PROFILE_SETTINGS || | |
44 | request == PYRA_CONTROL_REQUEST_PROFILE_BUTTONS) && | |
45 | (value < 0 || value > 4)) | |
46 | return -EINVAL; | |
47 | ||
48 | control.command = PYRA_COMMAND_CONTROL; | |
49 | control.value = value; | |
50 | control.request = request; | |
51 | ||
52 | len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), | |
53 | USB_REQ_SET_CONFIGURATION, | |
54 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT, | |
55 | PYRA_USB_COMMAND_CONTROL, 0, (char *)&control, | |
56 | sizeof(struct pyra_control), | |
57 | USB_CTRL_SET_TIMEOUT); | |
58 | ||
59 | if (len != sizeof(struct pyra_control)) | |
60 | return len; | |
61 | ||
62 | return 0; | |
63 | } | |
64 | ||
65 | static int pyra_receive_control_status(struct usb_device *usb_dev) | |
66 | { | |
67 | int len; | |
68 | struct pyra_control control; | |
69 | ||
70 | do { | |
71 | msleep(10); | |
72 | ||
73 | len = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), | |
74 | USB_REQ_CLEAR_FEATURE, | |
75 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | | |
76 | USB_DIR_IN, | |
77 | PYRA_USB_COMMAND_CONTROL, 0, (char *)&control, | |
78 | sizeof(struct pyra_control), | |
79 | USB_CTRL_SET_TIMEOUT); | |
80 | ||
81 | /* requested too early, try again */ | |
82 | } while (len == -EPROTO); | |
83 | ||
84 | if (len == sizeof(struct pyra_control) && | |
85 | control.command == PYRA_COMMAND_CONTROL && | |
86 | control.request == PYRA_CONTROL_REQUEST_STATUS && | |
87 | control.value == 1) | |
88 | return 0; | |
89 | else { | |
90 | dev_err(&usb_dev->dev, "receive control status: " | |
91 | "unknown response 0x%x 0x%x\n", | |
92 | control.request, control.value); | |
93 | return -EINVAL; | |
94 | } | |
95 | } | |
96 | ||
97 | static int pyra_get_profile_settings(struct usb_device *usb_dev, | |
98 | struct pyra_profile_settings *buf, int number) | |
99 | { | |
100 | int retval; | |
101 | ||
102 | retval = pyra_send_control(usb_dev, number, | |
103 | PYRA_CONTROL_REQUEST_PROFILE_SETTINGS); | |
104 | ||
105 | if (retval) | |
106 | return retval; | |
107 | ||
108 | retval = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), | |
109 | USB_REQ_CLEAR_FEATURE, | |
110 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, | |
111 | PYRA_USB_COMMAND_PROFILE_SETTINGS, 0, (char *)buf, | |
112 | sizeof(struct pyra_profile_settings), | |
113 | USB_CTRL_SET_TIMEOUT); | |
114 | ||
115 | if (retval != sizeof(struct pyra_profile_settings)) | |
116 | return retval; | |
117 | ||
118 | return 0; | |
119 | } | |
120 | ||
121 | static int pyra_get_profile_buttons(struct usb_device *usb_dev, | |
122 | struct pyra_profile_buttons *buf, int number) | |
123 | { | |
124 | int retval; | |
125 | ||
126 | retval = pyra_send_control(usb_dev, number, | |
127 | PYRA_CONTROL_REQUEST_PROFILE_BUTTONS); | |
128 | ||
129 | if (retval) | |
130 | return retval; | |
131 | ||
132 | retval = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), | |
133 | USB_REQ_CLEAR_FEATURE, | |
134 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, | |
135 | PYRA_USB_COMMAND_PROFILE_BUTTONS, 0, (char *)buf, | |
136 | sizeof(struct pyra_profile_buttons), | |
137 | USB_CTRL_SET_TIMEOUT); | |
138 | ||
139 | if (retval != sizeof(struct pyra_profile_buttons)) | |
140 | return retval; | |
141 | ||
142 | return 0; | |
143 | } | |
144 | ||
145 | static int pyra_get_settings(struct usb_device *usb_dev, | |
146 | struct pyra_settings *buf) | |
147 | { | |
148 | int len; | |
149 | len = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), | |
150 | USB_REQ_CLEAR_FEATURE, | |
151 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, | |
152 | PYRA_USB_COMMAND_SETTINGS, 0, buf, | |
153 | sizeof(struct pyra_settings), USB_CTRL_SET_TIMEOUT); | |
154 | if (len != sizeof(struct pyra_settings)) | |
155 | return -EIO; | |
156 | return 0; | |
157 | } | |
158 | ||
159 | static int pyra_get_info(struct usb_device *usb_dev, struct pyra_info *buf) | |
160 | { | |
161 | int len; | |
162 | len = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), | |
163 | USB_REQ_CLEAR_FEATURE, | |
164 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, | |
165 | PYRA_USB_COMMAND_INFO, 0, buf, | |
166 | sizeof(struct pyra_info), USB_CTRL_SET_TIMEOUT); | |
167 | if (len != sizeof(struct pyra_info)) | |
168 | return -EIO; | |
169 | return 0; | |
170 | } | |
171 | ||
172 | static int pyra_set_profile_settings(struct usb_device *usb_dev, | |
173 | struct pyra_profile_settings const *settings) | |
174 | { | |
175 | int len; | |
176 | len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), | |
177 | USB_REQ_SET_CONFIGURATION, | |
178 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT, | |
179 | PYRA_USB_COMMAND_PROFILE_SETTINGS, 0, (char *)settings, | |
180 | sizeof(struct pyra_profile_settings), | |
181 | USB_CTRL_SET_TIMEOUT); | |
182 | if (len != sizeof(struct pyra_profile_settings)) | |
183 | return -EIO; | |
184 | if (pyra_receive_control_status(usb_dev)) | |
185 | return -EIO; | |
186 | return 0; | |
187 | } | |
188 | ||
189 | static int pyra_set_profile_buttons(struct usb_device *usb_dev, | |
190 | struct pyra_profile_buttons const *buttons) | |
191 | { | |
192 | int len; | |
193 | len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), | |
194 | USB_REQ_SET_CONFIGURATION, | |
195 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT, | |
196 | PYRA_USB_COMMAND_PROFILE_BUTTONS, 0, (char *)buttons, | |
197 | sizeof(struct pyra_profile_buttons), | |
198 | USB_CTRL_SET_TIMEOUT); | |
199 | if (len != sizeof(struct pyra_profile_buttons)) | |
200 | return -EIO; | |
201 | if (pyra_receive_control_status(usb_dev)) | |
202 | return -EIO; | |
203 | return 0; | |
204 | } | |
205 | ||
206 | static int pyra_set_settings(struct usb_device *usb_dev, | |
207 | struct pyra_settings const *settings) | |
208 | { | |
209 | int len; | |
210 | len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), | |
211 | USB_REQ_SET_CONFIGURATION, | |
212 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT, | |
213 | PYRA_USB_COMMAND_SETTINGS, 0, (char *)settings, | |
214 | sizeof(struct pyra_settings), USB_CTRL_SET_TIMEOUT); | |
215 | if (len != sizeof(struct pyra_settings)) | |
216 | return -EIO; | |
217 | if (pyra_receive_control_status(usb_dev)) | |
218 | return -EIO; | |
219 | return 0; | |
220 | } | |
221 | ||
222 | static ssize_t pyra_sysfs_read_profilex_settings(struct file *fp, | |
223 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
224 | loff_t off, size_t count, int number) | |
225 | { | |
226 | struct device *dev = container_of(kobj, struct device, kobj); | |
227 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
228 | ||
229 | if (off >= sizeof(struct pyra_profile_settings)) | |
230 | return 0; | |
231 | ||
232 | if (off + count > sizeof(struct pyra_profile_settings)) | |
233 | count = sizeof(struct pyra_profile_settings) - off; | |
234 | ||
235 | mutex_lock(&pyra->pyra_lock); | |
236 | memcpy(buf, ((char const *)&pyra->profile_settings[number]) + off, | |
237 | count); | |
238 | mutex_unlock(&pyra->pyra_lock); | |
239 | ||
240 | return count; | |
241 | } | |
242 | ||
243 | static ssize_t pyra_sysfs_read_profile1_settings(struct file *fp, | |
244 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
245 | loff_t off, size_t count) | |
246 | { | |
247 | return pyra_sysfs_read_profilex_settings(fp, kobj, | |
248 | attr, buf, off, count, 0); | |
249 | } | |
250 | ||
251 | static ssize_t pyra_sysfs_read_profile2_settings(struct file *fp, | |
252 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
253 | loff_t off, size_t count) | |
254 | { | |
255 | return pyra_sysfs_read_profilex_settings(fp, kobj, | |
256 | attr, buf, off, count, 1); | |
257 | } | |
258 | ||
259 | static ssize_t pyra_sysfs_read_profile3_settings(struct file *fp, | |
260 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
261 | loff_t off, size_t count) | |
262 | { | |
263 | return pyra_sysfs_read_profilex_settings(fp, kobj, | |
264 | attr, buf, off, count, 2); | |
265 | } | |
266 | ||
267 | static ssize_t pyra_sysfs_read_profile4_settings(struct file *fp, | |
268 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
269 | loff_t off, size_t count) | |
270 | { | |
271 | return pyra_sysfs_read_profilex_settings(fp, kobj, | |
272 | attr, buf, off, count, 3); | |
273 | } | |
274 | ||
275 | static ssize_t pyra_sysfs_read_profile5_settings(struct file *fp, | |
276 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
277 | loff_t off, size_t count) | |
278 | { | |
279 | return pyra_sysfs_read_profilex_settings(fp, kobj, | |
280 | attr, buf, off, count, 4); | |
281 | } | |
282 | ||
283 | static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp, | |
284 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
285 | loff_t off, size_t count, int number) | |
286 | { | |
287 | struct device *dev = container_of(kobj, struct device, kobj); | |
288 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
289 | ||
290 | if (off >= sizeof(struct pyra_profile_buttons)) | |
291 | return 0; | |
292 | ||
293 | if (off + count > sizeof(struct pyra_profile_buttons)) | |
294 | count = sizeof(struct pyra_profile_buttons) - off; | |
295 | ||
296 | mutex_lock(&pyra->pyra_lock); | |
297 | memcpy(buf, ((char const *)&pyra->profile_buttons[number]) + off, | |
298 | count); | |
299 | mutex_unlock(&pyra->pyra_lock); | |
300 | ||
301 | return count; | |
302 | } | |
303 | ||
304 | static ssize_t pyra_sysfs_read_profile1_buttons(struct file *fp, | |
305 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
306 | loff_t off, size_t count) | |
307 | { | |
308 | return pyra_sysfs_read_profilex_buttons(fp, kobj, | |
309 | attr, buf, off, count, 0); | |
310 | } | |
311 | ||
312 | static ssize_t pyra_sysfs_read_profile2_buttons(struct file *fp, | |
313 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
314 | loff_t off, size_t count) | |
315 | { | |
316 | return pyra_sysfs_read_profilex_buttons(fp, kobj, | |
317 | attr, buf, off, count, 1); | |
318 | } | |
319 | ||
320 | static ssize_t pyra_sysfs_read_profile3_buttons(struct file *fp, | |
321 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
322 | loff_t off, size_t count) | |
323 | { | |
324 | return pyra_sysfs_read_profilex_buttons(fp, kobj, | |
325 | attr, buf, off, count, 2); | |
326 | } | |
327 | ||
328 | static ssize_t pyra_sysfs_read_profile4_buttons(struct file *fp, | |
329 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
330 | loff_t off, size_t count) | |
331 | { | |
332 | return pyra_sysfs_read_profilex_buttons(fp, kobj, | |
333 | attr, buf, off, count, 3); | |
334 | } | |
335 | ||
336 | static ssize_t pyra_sysfs_read_profile5_buttons(struct file *fp, | |
337 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
338 | loff_t off, size_t count) | |
339 | { | |
340 | return pyra_sysfs_read_profilex_buttons(fp, kobj, | |
341 | attr, buf, off, count, 4); | |
342 | } | |
343 | ||
344 | static ssize_t pyra_sysfs_write_profile_settings(struct file *fp, | |
345 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
346 | loff_t off, size_t count) | |
347 | { | |
348 | struct device *dev = container_of(kobj, struct device, kobj); | |
349 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
350 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
351 | int retval = 0; | |
352 | int difference; | |
353 | int profile_number; | |
354 | struct pyra_profile_settings *profile_settings; | |
355 | ||
356 | if (off != 0 || count != sizeof(struct pyra_profile_settings)) | |
357 | return -EINVAL; | |
358 | ||
359 | profile_number = ((struct pyra_profile_settings const *)buf)->number; | |
360 | profile_settings = &pyra->profile_settings[profile_number]; | |
361 | ||
362 | mutex_lock(&pyra->pyra_lock); | |
363 | difference = memcmp(buf, profile_settings, | |
364 | sizeof(struct pyra_profile_settings)); | |
365 | if (difference) { | |
366 | retval = pyra_set_profile_settings(usb_dev, | |
367 | (struct pyra_profile_settings const *)buf); | |
368 | if (!retval) | |
369 | memcpy(profile_settings, buf, | |
370 | sizeof(struct pyra_profile_settings)); | |
371 | } | |
372 | mutex_unlock(&pyra->pyra_lock); | |
373 | ||
374 | if (retval) | |
375 | return retval; | |
376 | ||
377 | return sizeof(struct pyra_profile_settings); | |
378 | } | |
379 | ||
380 | static ssize_t pyra_sysfs_write_profile_buttons(struct file *fp, | |
381 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
382 | loff_t off, size_t count) | |
383 | { | |
384 | struct device *dev = container_of(kobj, struct device, kobj); | |
385 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
386 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
387 | int retval = 0; | |
388 | int difference; | |
389 | int profile_number; | |
390 | struct pyra_profile_buttons *profile_buttons; | |
391 | ||
392 | if (off != 0 || count != sizeof(struct pyra_profile_buttons)) | |
393 | return -EINVAL; | |
394 | ||
395 | profile_number = ((struct pyra_profile_buttons const *)buf)->number; | |
396 | profile_buttons = &pyra->profile_buttons[profile_number]; | |
397 | ||
398 | mutex_lock(&pyra->pyra_lock); | |
399 | difference = memcmp(buf, profile_buttons, | |
400 | sizeof(struct pyra_profile_buttons)); | |
401 | if (difference) { | |
402 | retval = pyra_set_profile_buttons(usb_dev, | |
403 | (struct pyra_profile_buttons const *)buf); | |
404 | if (!retval) | |
405 | memcpy(profile_buttons, buf, | |
406 | sizeof(struct pyra_profile_buttons)); | |
407 | } | |
408 | mutex_unlock(&pyra->pyra_lock); | |
409 | ||
410 | if (retval) | |
411 | return retval; | |
412 | ||
413 | return sizeof(struct pyra_profile_buttons); | |
414 | } | |
415 | ||
416 | static ssize_t pyra_sysfs_read_settings(struct file *fp, | |
417 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
418 | loff_t off, size_t count) | |
419 | { | |
420 | struct device *dev = container_of(kobj, struct device, kobj); | |
421 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
422 | ||
423 | if (off >= sizeof(struct pyra_settings)) | |
424 | return 0; | |
425 | ||
426 | if (off + count > sizeof(struct pyra_settings)) | |
427 | count = sizeof(struct pyra_settings) - off; | |
428 | ||
429 | mutex_lock(&pyra->pyra_lock); | |
430 | memcpy(buf, ((char const *)&pyra->settings) + off, count); | |
431 | mutex_unlock(&pyra->pyra_lock); | |
432 | ||
433 | return count; | |
434 | } | |
435 | ||
436 | static ssize_t pyra_sysfs_write_settings(struct file *fp, | |
437 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
438 | loff_t off, size_t count) | |
439 | { | |
440 | struct device *dev = container_of(kobj, struct device, kobj); | |
441 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
442 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
443 | int retval = 0; | |
444 | int difference; | |
445 | ||
446 | if (off != 0 || count != sizeof(struct pyra_settings)) | |
447 | return -EINVAL; | |
448 | ||
449 | mutex_lock(&pyra->pyra_lock); | |
450 | difference = memcmp(buf, &pyra->settings, sizeof(struct pyra_settings)); | |
451 | if (difference) { | |
452 | retval = pyra_set_settings(usb_dev, | |
453 | (struct pyra_settings const *)buf); | |
454 | if (!retval) | |
455 | memcpy(&pyra->settings, buf, | |
456 | sizeof(struct pyra_settings)); | |
457 | } | |
458 | mutex_unlock(&pyra->pyra_lock); | |
459 | ||
460 | if (retval) | |
461 | return retval; | |
462 | ||
463 | profile_activated(pyra, pyra->settings.startup_profile); | |
464 | ||
465 | return sizeof(struct pyra_settings); | |
466 | } | |
467 | ||
468 | ||
469 | static ssize_t pyra_sysfs_show_actual_cpi(struct device *dev, | |
470 | struct device_attribute *attr, char *buf) | |
471 | { | |
472 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
473 | return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_cpi); | |
474 | } | |
475 | ||
476 | static ssize_t pyra_sysfs_show_actual_profile(struct device *dev, | |
477 | struct device_attribute *attr, char *buf) | |
478 | { | |
479 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
480 | return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_profile); | |
481 | } | |
482 | ||
483 | static ssize_t pyra_sysfs_show_firmware_version(struct device *dev, | |
484 | struct device_attribute *attr, char *buf) | |
485 | { | |
486 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
487 | return snprintf(buf, PAGE_SIZE, "%d\n", pyra->firmware_version); | |
488 | } | |
489 | ||
490 | static ssize_t pyra_sysfs_show_startup_profile(struct device *dev, | |
491 | struct device_attribute *attr, char *buf) | |
492 | { | |
493 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
494 | return snprintf(buf, PAGE_SIZE, "%d\n", pyra->settings.startup_profile); | |
495 | } | |
496 | ||
497 | static DEVICE_ATTR(actual_cpi, 0440, pyra_sysfs_show_actual_cpi, NULL); | |
498 | ||
499 | static DEVICE_ATTR(actual_profile, 0440, pyra_sysfs_show_actual_profile, NULL); | |
500 | ||
501 | static DEVICE_ATTR(firmware_version, 0440, | |
502 | pyra_sysfs_show_firmware_version, NULL); | |
503 | ||
504 | static DEVICE_ATTR(startup_profile, 0440, | |
505 | pyra_sysfs_show_startup_profile, NULL); | |
506 | ||
507 | static struct attribute *pyra_attributes[] = { | |
508 | &dev_attr_actual_cpi.attr, | |
509 | &dev_attr_actual_profile.attr, | |
510 | &dev_attr_firmware_version.attr, | |
511 | &dev_attr_startup_profile.attr, | |
512 | NULL | |
513 | }; | |
514 | ||
515 | static struct attribute_group pyra_attribute_group = { | |
516 | .attrs = pyra_attributes | |
517 | }; | |
518 | ||
519 | static struct bin_attribute pyra_profile_settings_attr = { | |
520 | .attr = { .name = "profile_settings", .mode = 0220 }, | |
521 | .size = sizeof(struct pyra_profile_settings), | |
522 | .write = pyra_sysfs_write_profile_settings | |
523 | }; | |
524 | ||
525 | static struct bin_attribute pyra_profile1_settings_attr = { | |
526 | .attr = { .name = "profile1_settings", .mode = 0440 }, | |
527 | .size = sizeof(struct pyra_profile_settings), | |
528 | .read = pyra_sysfs_read_profile1_settings | |
529 | }; | |
530 | ||
531 | static struct bin_attribute pyra_profile2_settings_attr = { | |
532 | .attr = { .name = "profile2_settings", .mode = 0440 }, | |
533 | .size = sizeof(struct pyra_profile_settings), | |
534 | .read = pyra_sysfs_read_profile2_settings | |
535 | }; | |
536 | ||
537 | static struct bin_attribute pyra_profile3_settings_attr = { | |
538 | .attr = { .name = "profile3_settings", .mode = 0440 }, | |
539 | .size = sizeof(struct pyra_profile_settings), | |
540 | .read = pyra_sysfs_read_profile3_settings | |
541 | }; | |
542 | ||
543 | static struct bin_attribute pyra_profile4_settings_attr = { | |
544 | .attr = { .name = "profile4_settings", .mode = 0440 }, | |
545 | .size = sizeof(struct pyra_profile_settings), | |
546 | .read = pyra_sysfs_read_profile4_settings | |
547 | }; | |
548 | ||
549 | static struct bin_attribute pyra_profile5_settings_attr = { | |
550 | .attr = { .name = "profile5_settings", .mode = 0440 }, | |
551 | .size = sizeof(struct pyra_profile_settings), | |
552 | .read = pyra_sysfs_read_profile5_settings | |
553 | }; | |
554 | ||
555 | static struct bin_attribute pyra_profile_buttons_attr = { | |
556 | .attr = { .name = "profile_buttons", .mode = 0220 }, | |
557 | .size = sizeof(struct pyra_profile_buttons), | |
558 | .write = pyra_sysfs_write_profile_buttons | |
559 | }; | |
560 | ||
561 | static struct bin_attribute pyra_profile1_buttons_attr = { | |
562 | .attr = { .name = "profile1_buttons", .mode = 0440 }, | |
563 | .size = sizeof(struct pyra_profile_buttons), | |
564 | .read = pyra_sysfs_read_profile1_buttons | |
565 | }; | |
566 | ||
567 | static struct bin_attribute pyra_profile2_buttons_attr = { | |
568 | .attr = { .name = "profile2_buttons", .mode = 0440 }, | |
569 | .size = sizeof(struct pyra_profile_buttons), | |
570 | .read = pyra_sysfs_read_profile2_buttons | |
571 | }; | |
572 | ||
573 | static struct bin_attribute pyra_profile3_buttons_attr = { | |
574 | .attr = { .name = "profile3_buttons", .mode = 0440 }, | |
575 | .size = sizeof(struct pyra_profile_buttons), | |
576 | .read = pyra_sysfs_read_profile3_buttons | |
577 | }; | |
578 | ||
579 | static struct bin_attribute pyra_profile4_buttons_attr = { | |
580 | .attr = { .name = "profile4_buttons", .mode = 0440 }, | |
581 | .size = sizeof(struct pyra_profile_buttons), | |
582 | .read = pyra_sysfs_read_profile4_buttons | |
583 | }; | |
584 | ||
585 | static struct bin_attribute pyra_profile5_buttons_attr = { | |
586 | .attr = { .name = "profile5_buttons", .mode = 0440 }, | |
587 | .size = sizeof(struct pyra_profile_buttons), | |
588 | .read = pyra_sysfs_read_profile5_buttons | |
589 | }; | |
590 | ||
591 | static struct bin_attribute pyra_settings_attr = { | |
592 | .attr = { .name = "settings", .mode = 0660 }, | |
593 | .size = sizeof(struct pyra_settings), | |
594 | .read = pyra_sysfs_read_settings, | |
595 | .write = pyra_sysfs_write_settings | |
596 | }; | |
597 | ||
598 | static int pyra_create_sysfs_attributes(struct usb_interface *intf) | |
599 | { | |
600 | int retval; | |
601 | ||
602 | retval = sysfs_create_group(&intf->dev.kobj, &pyra_attribute_group); | |
603 | if (retval) | |
604 | goto exit_1; | |
605 | ||
606 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
607 | &pyra_profile_settings_attr); | |
608 | if (retval) | |
609 | goto exit_2; | |
610 | ||
611 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
612 | &pyra_profile1_settings_attr); | |
613 | if (retval) | |
614 | goto exit_3; | |
615 | ||
616 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
617 | &pyra_profile2_settings_attr); | |
618 | if (retval) | |
619 | goto exit_4; | |
620 | ||
621 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
622 | &pyra_profile3_settings_attr); | |
623 | if (retval) | |
624 | goto exit_5; | |
625 | ||
626 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
627 | &pyra_profile4_settings_attr); | |
628 | if (retval) | |
629 | goto exit_6; | |
630 | ||
631 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
632 | &pyra_profile5_settings_attr); | |
633 | if (retval) | |
634 | goto exit_7; | |
635 | ||
636 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
637 | &pyra_profile_buttons_attr); | |
638 | if (retval) | |
639 | goto exit_8; | |
640 | ||
641 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
642 | &pyra_profile1_buttons_attr); | |
643 | if (retval) | |
644 | goto exit_9; | |
645 | ||
646 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
647 | &pyra_profile2_buttons_attr); | |
648 | if (retval) | |
649 | goto exit_10; | |
650 | ||
651 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
652 | &pyra_profile3_buttons_attr); | |
653 | if (retval) | |
654 | goto exit_11; | |
655 | ||
656 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
657 | &pyra_profile4_buttons_attr); | |
658 | if (retval) | |
659 | goto exit_12; | |
660 | ||
661 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
662 | &pyra_profile5_buttons_attr); | |
663 | if (retval) | |
664 | goto exit_13; | |
665 | ||
666 | retval = sysfs_create_bin_file(&intf->dev.kobj, | |
667 | &pyra_settings_attr); | |
668 | if (retval) | |
669 | goto exit_14; | |
670 | ||
671 | return 0; | |
672 | ||
673 | exit_14: | |
674 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile5_buttons_attr); | |
675 | exit_13: | |
676 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile4_buttons_attr); | |
677 | exit_12: | |
678 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile3_buttons_attr); | |
679 | exit_11: | |
680 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile2_buttons_attr); | |
681 | exit_10: | |
682 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile1_buttons_attr); | |
683 | exit_9: | |
684 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile_buttons_attr); | |
685 | exit_8: | |
686 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile5_settings_attr); | |
687 | exit_7: | |
688 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile4_settings_attr); | |
689 | exit_6: | |
690 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile3_settings_attr); | |
691 | exit_5: | |
692 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile2_settings_attr); | |
693 | exit_4: | |
694 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile1_settings_attr); | |
695 | exit_3: | |
696 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile_settings_attr); | |
697 | exit_2: | |
698 | sysfs_remove_group(&intf->dev.kobj, &pyra_attribute_group); | |
699 | exit_1: | |
700 | return retval; | |
701 | } | |
702 | ||
703 | static void pyra_remove_sysfs_attributes(struct usb_interface *intf) | |
704 | { | |
705 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_settings_attr); | |
706 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile5_buttons_attr); | |
707 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile4_buttons_attr); | |
708 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile3_buttons_attr); | |
709 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile2_buttons_attr); | |
710 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile1_buttons_attr); | |
711 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile_buttons_attr); | |
712 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile5_settings_attr); | |
713 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile4_settings_attr); | |
714 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile3_settings_attr); | |
715 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile2_settings_attr); | |
716 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile1_settings_attr); | |
717 | sysfs_remove_bin_file(&intf->dev.kobj, &pyra_profile_settings_attr); | |
718 | sysfs_remove_group(&intf->dev.kobj, &pyra_attribute_group); | |
719 | } | |
720 | ||
721 | static int pyra_init_pyra_device_struct(struct usb_device *usb_dev, | |
722 | struct pyra_device *pyra) | |
723 | { | |
724 | struct pyra_info *info; | |
725 | int retval, i; | |
726 | ||
727 | mutex_init(&pyra->pyra_lock); | |
728 | ||
729 | info = kmalloc(sizeof(struct pyra_info), GFP_KERNEL); | |
730 | if (!info) | |
731 | return -ENOMEM; | |
732 | retval = pyra_get_info(usb_dev, info); | |
733 | if (retval) { | |
734 | kfree(info); | |
735 | return retval; | |
736 | } | |
737 | pyra->firmware_version = info->firmware_version; | |
738 | kfree(info); | |
739 | ||
740 | retval = pyra_get_settings(usb_dev, &pyra->settings); | |
741 | if (retval) | |
742 | return retval; | |
743 | ||
744 | for (i = 0; i < 5; ++i) { | |
745 | retval = pyra_get_profile_settings(usb_dev, | |
746 | &pyra->profile_settings[i], i); | |
747 | if (retval) | |
748 | return retval; | |
749 | ||
750 | retval = pyra_get_profile_buttons(usb_dev, | |
751 | &pyra->profile_buttons[i], i); | |
752 | if (retval) | |
753 | return retval; | |
754 | } | |
755 | ||
756 | profile_activated(pyra, pyra->settings.startup_profile); | |
757 | ||
758 | return 0; | |
759 | } | |
760 | ||
761 | static int pyra_init_specials(struct hid_device *hdev) | |
762 | { | |
763 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
764 | struct usb_device *usb_dev = interface_to_usbdev(intf); | |
765 | struct pyra_device *pyra; | |
766 | int retval; | |
767 | ||
768 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
769 | == USB_INTERFACE_PROTOCOL_MOUSE) { | |
770 | ||
771 | pyra = kzalloc(sizeof(*pyra), GFP_KERNEL); | |
772 | if (!pyra) { | |
773 | dev_err(&hdev->dev, "can't alloc device descriptor\n"); | |
774 | return -ENOMEM; | |
775 | } | |
776 | hid_set_drvdata(hdev, pyra); | |
777 | ||
778 | retval = pyra_init_pyra_device_struct(usb_dev, pyra); | |
779 | if (retval) { | |
780 | dev_err(&hdev->dev, | |
781 | "couldn't init struct pyra_device\n"); | |
782 | goto exit_free; | |
783 | } | |
784 | ||
785 | retval = roccat_connect(hdev); | |
786 | if (retval < 0) { | |
787 | dev_err(&hdev->dev, "couldn't init char dev\n"); | |
788 | } else { | |
789 | pyra->chrdev_minor = retval; | |
790 | pyra->roccat_claimed = 1; | |
791 | } | |
792 | ||
793 | retval = pyra_create_sysfs_attributes(intf); | |
794 | if (retval) { | |
795 | dev_err(&hdev->dev, "cannot create sysfs files\n"); | |
796 | goto exit_free; | |
797 | } | |
798 | } else { | |
799 | hid_set_drvdata(hdev, NULL); | |
800 | } | |
801 | ||
802 | return 0; | |
803 | exit_free: | |
804 | kfree(pyra); | |
805 | return retval; | |
806 | } | |
807 | ||
808 | static void pyra_remove_specials(struct hid_device *hdev) | |
809 | { | |
810 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
811 | struct pyra_device *pyra; | |
812 | ||
813 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
814 | == USB_INTERFACE_PROTOCOL_MOUSE) { | |
815 | pyra_remove_sysfs_attributes(intf); | |
816 | pyra = hid_get_drvdata(hdev); | |
817 | if (pyra->roccat_claimed) | |
818 | roccat_disconnect(pyra->chrdev_minor); | |
819 | kfree(hid_get_drvdata(hdev)); | |
820 | } | |
821 | } | |
822 | ||
823 | static int pyra_probe(struct hid_device *hdev, const struct hid_device_id *id) | |
824 | { | |
825 | int retval; | |
826 | ||
827 | retval = hid_parse(hdev); | |
828 | if (retval) { | |
829 | dev_err(&hdev->dev, "parse failed\n"); | |
830 | goto exit; | |
831 | } | |
832 | ||
833 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
834 | if (retval) { | |
835 | dev_err(&hdev->dev, "hw start failed\n"); | |
836 | goto exit; | |
837 | } | |
838 | ||
839 | retval = pyra_init_specials(hdev); | |
840 | if (retval) { | |
841 | dev_err(&hdev->dev, "couldn't install mouse\n"); | |
842 | goto exit_stop; | |
843 | } | |
844 | return 0; | |
845 | ||
846 | exit_stop: | |
847 | hid_hw_stop(hdev); | |
848 | exit: | |
849 | return retval; | |
850 | } | |
851 | ||
852 | static void pyra_remove(struct hid_device *hdev) | |
853 | { | |
854 | pyra_remove_specials(hdev); | |
855 | hid_hw_stop(hdev); | |
856 | } | |
857 | ||
858 | static void pyra_keep_values_up_to_date(struct pyra_device *pyra, | |
859 | u8 const *data) | |
860 | { | |
861 | struct pyra_mouse_event_button const *button_event; | |
862 | ||
863 | switch (data[0]) { | |
864 | case PYRA_MOUSE_REPORT_NUMBER_BUTTON: | |
865 | button_event = (struct pyra_mouse_event_button const *)data; | |
866 | switch (button_event->type) { | |
867 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: | |
868 | profile_activated(pyra, button_event->data1 - 1); | |
869 | break; | |
870 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: | |
871 | pyra->actual_cpi = button_event->data1; | |
872 | break; | |
873 | } | |
874 | break; | |
875 | } | |
876 | } | |
877 | ||
878 | static void pyra_report_to_chrdev(struct pyra_device const *pyra, | |
879 | u8 const *data) | |
880 | { | |
881 | struct pyra_roccat_report roccat_report; | |
882 | struct pyra_mouse_event_button const *button_event; | |
883 | ||
884 | if (data[0] != PYRA_MOUSE_REPORT_NUMBER_BUTTON) | |
885 | return; | |
886 | ||
887 | button_event = (struct pyra_mouse_event_button const *)data; | |
888 | ||
889 | switch (button_event->type) { | |
890 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: | |
891 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: | |
892 | roccat_report.type = button_event->type; | |
893 | roccat_report.value = button_event->data1; | |
894 | roccat_report.key = 0; | |
895 | roccat_report_event(pyra->chrdev_minor, | |
896 | (uint8_t const *)&roccat_report, | |
897 | sizeof(struct pyra_roccat_report)); | |
898 | break; | |
899 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_MACRO: | |
900 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_SHORTCUT: | |
901 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_QUICKLAUNCH: | |
902 | if (button_event->data2 == PYRA_MOUSE_EVENT_BUTTON_PRESS) { | |
903 | roccat_report.type = button_event->type; | |
904 | roccat_report.key = button_event->data1; | |
d2b570a5 SA |
905 | /* |
906 | * pyra reports profile numbers with range 1-5. | |
907 | * Keeping this behaviour. | |
908 | */ | |
909 | roccat_report.value = pyra->actual_profile + 1; | |
cb7cf3da SA |
910 | roccat_report_event(pyra->chrdev_minor, |
911 | (uint8_t const *)&roccat_report, | |
912 | sizeof(struct pyra_roccat_report)); | |
913 | } | |
914 | break; | |
915 | } | |
916 | } | |
917 | ||
918 | static int pyra_raw_event(struct hid_device *hdev, struct hid_report *report, | |
919 | u8 *data, int size) | |
920 | { | |
921 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
922 | struct pyra_device *pyra = hid_get_drvdata(hdev); | |
923 | ||
924 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
925 | != USB_INTERFACE_PROTOCOL_MOUSE) | |
926 | return 0; | |
927 | ||
928 | pyra_keep_values_up_to_date(pyra, data); | |
929 | ||
930 | if (pyra->roccat_claimed) | |
931 | pyra_report_to_chrdev(pyra, data); | |
932 | ||
933 | return 0; | |
934 | } | |
935 | ||
936 | static const struct hid_device_id pyra_devices[] = { | |
937 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, | |
938 | USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, | |
939 | /* TODO add USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS after testing */ | |
940 | { } | |
941 | }; | |
942 | ||
943 | MODULE_DEVICE_TABLE(hid, pyra_devices); | |
944 | ||
945 | static struct hid_driver pyra_driver = { | |
946 | .name = "pyra", | |
947 | .id_table = pyra_devices, | |
948 | .probe = pyra_probe, | |
949 | .remove = pyra_remove, | |
950 | .raw_event = pyra_raw_event | |
951 | }; | |
952 | ||
953 | static int __init pyra_init(void) | |
954 | { | |
955 | return hid_register_driver(&pyra_driver); | |
956 | } | |
957 | ||
958 | static void __exit pyra_exit(void) | |
959 | { | |
960 | hid_unregister_driver(&pyra_driver); | |
961 | } | |
962 | ||
963 | module_init(pyra_init); | |
964 | module_exit(pyra_exit); | |
965 | ||
966 | MODULE_AUTHOR("Stefan Achatz"); | |
967 | MODULE_DESCRIPTION("USB Roccat Pyra driver"); | |
968 | MODULE_LICENSE("GPL v2"); |