Commit | Line | Data |
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0e70f97f SA |
1 | /* |
2 | * Roccat Kova[+] driver for Linux | |
3 | * | |
4 | * Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net> | |
5 | */ | |
6 | ||
7 | /* | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the Free | |
10 | * Software Foundation; either version 2 of the License, or (at your option) | |
11 | * any later version. | |
12 | */ | |
13 | ||
14 | /* | |
15 | * Roccat Kova[+] is a bigger version of the Pyra with two more side buttons. | |
16 | */ | |
17 | ||
18 | #include <linux/device.h> | |
19 | #include <linux/input.h> | |
20 | #include <linux/hid.h> | |
21 | #include <linux/module.h> | |
22 | #include <linux/slab.h> | |
5dc0c983 | 23 | #include <linux/hid-roccat.h> |
0e70f97f | 24 | #include "hid-ids.h" |
0e70f97f SA |
25 | #include "hid-roccat-common.h" |
26 | #include "hid-roccat-kovaplus.h" | |
27 | ||
28 | static uint profile_numbers[5] = {0, 1, 2, 3, 4}; | |
29 | ||
30 | static struct class *kovaplus_class; | |
31 | ||
32 | static uint kovaplus_convert_event_cpi(uint value) | |
33 | { | |
34 | return (value == 7 ? 4 : (value == 4 ? 3 : value)); | |
35 | } | |
36 | ||
37 | static void kovaplus_profile_activated(struct kovaplus_device *kovaplus, | |
38 | uint new_profile_index) | |
39 | { | |
40 | kovaplus->actual_profile = new_profile_index; | |
41 | kovaplus->actual_cpi = kovaplus->profile_settings[new_profile_index].cpi_startup_level; | |
42 | kovaplus->actual_x_sensitivity = kovaplus->profile_settings[new_profile_index].sensitivity_x; | |
43 | kovaplus->actual_y_sensitivity = kovaplus->profile_settings[new_profile_index].sensitivity_y; | |
44 | } | |
45 | ||
46 | static int kovaplus_send_control(struct usb_device *usb_dev, uint value, | |
47 | enum kovaplus_control_requests request) | |
48 | { | |
49 | int retval; | |
7392d73b | 50 | struct roccat_common2_control control; |
0e70f97f SA |
51 | |
52 | if ((request == KOVAPLUS_CONTROL_REQUEST_PROFILE_SETTINGS || | |
53 | request == KOVAPLUS_CONTROL_REQUEST_PROFILE_BUTTONS) && | |
54 | value > 4) | |
55 | return -EINVAL; | |
56 | ||
4728f2dc | 57 | control.command = ROCCAT_COMMON_COMMAND_CONTROL; |
0e70f97f SA |
58 | control.value = value; |
59 | control.request = request; | |
60 | ||
7392d73b SA |
61 | retval = roccat_common2_send(usb_dev, ROCCAT_COMMON_COMMAND_CONTROL, |
62 | &control, sizeof(struct roccat_common2_control)); | |
0e70f97f SA |
63 | |
64 | return retval; | |
65 | } | |
66 | ||
0e70f97f SA |
67 | static int kovaplus_select_profile(struct usb_device *usb_dev, uint number, |
68 | enum kovaplus_control_requests request) | |
69 | { | |
70 | return kovaplus_send_control(usb_dev, number, request); | |
71 | } | |
72 | ||
0e70f97f SA |
73 | static int kovaplus_get_profile_settings(struct usb_device *usb_dev, |
74 | struct kovaplus_profile_settings *buf, uint number) | |
75 | { | |
76 | int retval; | |
77 | ||
78 | retval = kovaplus_select_profile(usb_dev, number, | |
79 | KOVAPLUS_CONTROL_REQUEST_PROFILE_SETTINGS); | |
80 | if (retval) | |
81 | return retval; | |
82 | ||
7392d73b | 83 | return roccat_common2_receive(usb_dev, KOVAPLUS_COMMAND_PROFILE_SETTINGS, |
94a8fcf9 | 84 | buf, KOVAPLUS_SIZE_PROFILE_SETTINGS); |
0e70f97f SA |
85 | } |
86 | ||
87 | static int kovaplus_get_profile_buttons(struct usb_device *usb_dev, | |
88 | struct kovaplus_profile_buttons *buf, int number) | |
89 | { | |
90 | int retval; | |
91 | ||
92 | retval = kovaplus_select_profile(usb_dev, number, | |
93 | KOVAPLUS_CONTROL_REQUEST_PROFILE_BUTTONS); | |
94 | if (retval) | |
95 | return retval; | |
96 | ||
7392d73b | 97 | return roccat_common2_receive(usb_dev, KOVAPLUS_COMMAND_PROFILE_BUTTONS, |
94a8fcf9 | 98 | buf, KOVAPLUS_SIZE_PROFILE_BUTTONS); |
0e70f97f SA |
99 | } |
100 | ||
101 | /* retval is 0-4 on success, < 0 on error */ | |
102 | static int kovaplus_get_actual_profile(struct usb_device *usb_dev) | |
103 | { | |
104 | struct kovaplus_actual_profile buf; | |
105 | int retval; | |
106 | ||
7392d73b | 107 | retval = roccat_common2_receive(usb_dev, KOVAPLUS_COMMAND_ACTUAL_PROFILE, |
0e70f97f SA |
108 | &buf, sizeof(struct kovaplus_actual_profile)); |
109 | ||
110 | return retval ? retval : buf.actual_profile; | |
111 | } | |
112 | ||
113 | static int kovaplus_set_actual_profile(struct usb_device *usb_dev, | |
114 | int new_profile) | |
115 | { | |
116 | struct kovaplus_actual_profile buf; | |
117 | ||
118 | buf.command = KOVAPLUS_COMMAND_ACTUAL_PROFILE; | |
119 | buf.size = sizeof(struct kovaplus_actual_profile); | |
120 | buf.actual_profile = new_profile; | |
121 | ||
7392d73b | 122 | return roccat_common2_send_with_status(usb_dev, |
4728f2dc | 123 | KOVAPLUS_COMMAND_ACTUAL_PROFILE, |
0e70f97f SA |
124 | &buf, sizeof(struct kovaplus_actual_profile)); |
125 | } | |
126 | ||
94a8fcf9 SA |
127 | static ssize_t kovaplus_sysfs_read(struct file *fp, struct kobject *kobj, |
128 | char *buf, loff_t off, size_t count, | |
129 | size_t real_size, uint command) | |
0e70f97f SA |
130 | { |
131 | struct device *dev = | |
132 | container_of(kobj, struct device, kobj)->parent->parent; | |
133 | struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
94a8fcf9 SA |
134 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
135 | int retval; | |
0e70f97f | 136 | |
94a8fcf9 | 137 | if (off >= real_size) |
0e70f97f SA |
138 | return 0; |
139 | ||
94a8fcf9 SA |
140 | if (off != 0 || count != real_size) |
141 | return -EINVAL; | |
0e70f97f SA |
142 | |
143 | mutex_lock(&kovaplus->kovaplus_lock); | |
94a8fcf9 | 144 | retval = roccat_common2_receive(usb_dev, command, buf, real_size); |
0e70f97f SA |
145 | mutex_unlock(&kovaplus->kovaplus_lock); |
146 | ||
94a8fcf9 SA |
147 | if (retval) |
148 | return retval; | |
149 | ||
150 | return real_size; | |
0e70f97f SA |
151 | } |
152 | ||
94a8fcf9 SA |
153 | static ssize_t kovaplus_sysfs_write(struct file *fp, struct kobject *kobj, |
154 | void const *buf, loff_t off, size_t count, | |
155 | size_t real_size, uint command) | |
0e70f97f SA |
156 | { |
157 | struct device *dev = | |
158 | container_of(kobj, struct device, kobj)->parent->parent; | |
159 | struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
160 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
94a8fcf9 | 161 | int retval; |
0e70f97f | 162 | |
94a8fcf9 | 163 | if (off != 0 || count != real_size) |
0e70f97f SA |
164 | return -EINVAL; |
165 | ||
0e70f97f | 166 | mutex_lock(&kovaplus->kovaplus_lock); |
94a8fcf9 SA |
167 | retval = roccat_common2_send_with_status(usb_dev, command, |
168 | buf, real_size); | |
0e70f97f SA |
169 | mutex_unlock(&kovaplus->kovaplus_lock); |
170 | ||
171 | if (retval) | |
172 | return retval; | |
173 | ||
94a8fcf9 | 174 | return real_size; |
0e70f97f SA |
175 | } |
176 | ||
94a8fcf9 SA |
177 | #define KOVAPLUS_SYSFS_W(thingy, THINGY) \ |
178 | static ssize_t kovaplus_sysfs_write_ ## thingy(struct file *fp, \ | |
179 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ | |
180 | loff_t off, size_t count) \ | |
181 | { \ | |
182 | return kovaplus_sysfs_write(fp, kobj, buf, off, count, \ | |
183 | KOVAPLUS_SIZE_ ## THINGY, KOVAPLUS_COMMAND_ ## THINGY); \ | |
184 | } | |
0e70f97f | 185 | |
94a8fcf9 SA |
186 | #define KOVAPLUS_SYSFS_R(thingy, THINGY) \ |
187 | static ssize_t kovaplus_sysfs_read_ ## thingy(struct file *fp, \ | |
188 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ | |
189 | loff_t off, size_t count) \ | |
190 | { \ | |
191 | return kovaplus_sysfs_read(fp, kobj, buf, off, count, \ | |
192 | KOVAPLUS_SIZE_ ## THINGY, KOVAPLUS_COMMAND_ ## THINGY); \ | |
193 | } | |
0e70f97f | 194 | |
94a8fcf9 SA |
195 | #define KOVAPLUS_SYSFS_RW(thingy, THINGY) \ |
196 | KOVAPLUS_SYSFS_W(thingy, THINGY) \ | |
197 | KOVAPLUS_SYSFS_R(thingy, THINGY) | |
0e70f97f | 198 | |
94a8fcf9 SA |
199 | #define KOVAPLUS_BIN_ATTRIBUTE_RW(thingy, THINGY) \ |
200 | { \ | |
201 | .attr = { .name = #thingy, .mode = 0660 }, \ | |
202 | .size = KOVAPLUS_SIZE_ ## THINGY, \ | |
203 | .read = kovaplus_sysfs_read_ ## thingy, \ | |
204 | .write = kovaplus_sysfs_write_ ## thingy \ | |
205 | } | |
206 | ||
207 | #define KOVAPLUS_BIN_ATTRIBUTE_R(thingy, THINGY) \ | |
208 | { \ | |
209 | .attr = { .name = #thingy, .mode = 0440 }, \ | |
210 | .size = KOVAPLUS_SIZE_ ## THINGY, \ | |
211 | .read = kovaplus_sysfs_read_ ## thingy, \ | |
212 | } | |
0e70f97f | 213 | |
94a8fcf9 SA |
214 | #define KOVAPLUS_BIN_ATTRIBUTE_W(thingy, THINGY) \ |
215 | { \ | |
216 | .attr = { .name = #thingy, .mode = 0220 }, \ | |
217 | .size = KOVAPLUS_SIZE_ ## THINGY, \ | |
218 | .write = kovaplus_sysfs_write_ ## thingy \ | |
0e70f97f SA |
219 | } |
220 | ||
172e2abc | 221 | KOVAPLUS_SYSFS_W(control, CONTROL) |
94a8fcf9 | 222 | KOVAPLUS_SYSFS_RW(info, INFO) |
172e2abc SA |
223 | KOVAPLUS_SYSFS_RW(profile_settings, PROFILE_SETTINGS) |
224 | KOVAPLUS_SYSFS_RW(profile_buttons, PROFILE_BUTTONS) | |
94a8fcf9 SA |
225 | |
226 | static ssize_t kovaplus_sysfs_read_profilex_settings(struct file *fp, | |
0e70f97f SA |
227 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
228 | loff_t off, size_t count) | |
229 | { | |
230 | struct device *dev = | |
231 | container_of(kobj, struct device, kobj)->parent->parent; | |
0e70f97f | 232 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
94a8fcf9 | 233 | ssize_t retval; |
0e70f97f | 234 | |
94a8fcf9 SA |
235 | retval = kovaplus_select_profile(usb_dev, *(uint *)(attr->private), |
236 | KOVAPLUS_CONTROL_REQUEST_PROFILE_SETTINGS); | |
237 | if (retval) | |
238 | return retval; | |
0e70f97f | 239 | |
94a8fcf9 SA |
240 | return kovaplus_sysfs_read(fp, kobj, buf, off, count, |
241 | KOVAPLUS_SIZE_PROFILE_SETTINGS, | |
242 | KOVAPLUS_COMMAND_PROFILE_SETTINGS); | |
243 | } | |
0e70f97f | 244 | |
94a8fcf9 SA |
245 | static ssize_t kovaplus_sysfs_read_profilex_buttons(struct file *fp, |
246 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
247 | loff_t off, size_t count) | |
248 | { | |
249 | struct device *dev = | |
250 | container_of(kobj, struct device, kobj)->parent->parent; | |
251 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
252 | ssize_t retval; | |
0e70f97f | 253 | |
94a8fcf9 SA |
254 | retval = kovaplus_select_profile(usb_dev, *(uint *)(attr->private), |
255 | KOVAPLUS_CONTROL_REQUEST_PROFILE_BUTTONS); | |
0e70f97f SA |
256 | if (retval) |
257 | return retval; | |
258 | ||
94a8fcf9 SA |
259 | return kovaplus_sysfs_read(fp, kobj, buf, off, count, |
260 | KOVAPLUS_SIZE_PROFILE_BUTTONS, | |
261 | KOVAPLUS_COMMAND_PROFILE_BUTTONS); | |
0e70f97f SA |
262 | } |
263 | ||
264 | static ssize_t kovaplus_sysfs_show_actual_profile(struct device *dev, | |
265 | struct device_attribute *attr, char *buf) | |
266 | { | |
267 | struct kovaplus_device *kovaplus = | |
268 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
269 | return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_profile); | |
270 | } | |
271 | ||
272 | static ssize_t kovaplus_sysfs_set_actual_profile(struct device *dev, | |
273 | struct device_attribute *attr, char const *buf, size_t size) | |
274 | { | |
275 | struct kovaplus_device *kovaplus; | |
276 | struct usb_device *usb_dev; | |
277 | unsigned long profile; | |
278 | int retval; | |
6b9a57b9 | 279 | struct kovaplus_roccat_report roccat_report; |
0e70f97f SA |
280 | |
281 | dev = dev->parent->parent; | |
282 | kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
283 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
284 | ||
285 | retval = strict_strtoul(buf, 10, &profile); | |
286 | if (retval) | |
287 | return retval; | |
288 | ||
289 | if (profile >= 5) | |
290 | return -EINVAL; | |
291 | ||
292 | mutex_lock(&kovaplus->kovaplus_lock); | |
293 | retval = kovaplus_set_actual_profile(usb_dev, profile); | |
6b9a57b9 SA |
294 | if (retval) { |
295 | mutex_unlock(&kovaplus->kovaplus_lock); | |
296 | return retval; | |
297 | } | |
298 | ||
901e64db | 299 | kovaplus_profile_activated(kovaplus, profile); |
6b9a57b9 SA |
300 | |
301 | roccat_report.type = KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE_1; | |
302 | roccat_report.profile = profile + 1; | |
303 | roccat_report.button = 0; | |
304 | roccat_report.data1 = profile + 1; | |
305 | roccat_report.data2 = 0; | |
306 | roccat_report_event(kovaplus->chrdev_minor, | |
307 | (uint8_t const *)&roccat_report); | |
308 | ||
0e70f97f | 309 | mutex_unlock(&kovaplus->kovaplus_lock); |
0e70f97f SA |
310 | |
311 | return size; | |
312 | } | |
313 | ||
314 | static ssize_t kovaplus_sysfs_show_actual_cpi(struct device *dev, | |
315 | struct device_attribute *attr, char *buf) | |
316 | { | |
317 | struct kovaplus_device *kovaplus = | |
318 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
319 | return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_cpi); | |
320 | } | |
321 | ||
322 | static ssize_t kovaplus_sysfs_show_actual_sensitivity_x(struct device *dev, | |
323 | struct device_attribute *attr, char *buf) | |
324 | { | |
325 | struct kovaplus_device *kovaplus = | |
326 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
327 | return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_x_sensitivity); | |
328 | } | |
329 | ||
330 | static ssize_t kovaplus_sysfs_show_actual_sensitivity_y(struct device *dev, | |
331 | struct device_attribute *attr, char *buf) | |
332 | { | |
333 | struct kovaplus_device *kovaplus = | |
334 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
335 | return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_y_sensitivity); | |
336 | } | |
337 | ||
338 | static ssize_t kovaplus_sysfs_show_firmware_version(struct device *dev, | |
339 | struct device_attribute *attr, char *buf) | |
340 | { | |
94a8fcf9 SA |
341 | struct kovaplus_device *kovaplus; |
342 | struct usb_device *usb_dev; | |
343 | struct kovaplus_info info; | |
344 | ||
345 | dev = dev->parent->parent; | |
346 | kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); | |
347 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
348 | ||
349 | mutex_lock(&kovaplus->kovaplus_lock); | |
350 | roccat_common2_receive(usb_dev, KOVAPLUS_COMMAND_INFO, | |
351 | &info, KOVAPLUS_SIZE_INFO); | |
352 | mutex_unlock(&kovaplus->kovaplus_lock); | |
353 | ||
354 | return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); | |
0e70f97f SA |
355 | } |
356 | ||
357 | static struct device_attribute kovaplus_attributes[] = { | |
358 | __ATTR(actual_cpi, 0440, | |
359 | kovaplus_sysfs_show_actual_cpi, NULL), | |
360 | __ATTR(firmware_version, 0440, | |
361 | kovaplus_sysfs_show_firmware_version, NULL), | |
362 | __ATTR(actual_profile, 0660, | |
363 | kovaplus_sysfs_show_actual_profile, | |
364 | kovaplus_sysfs_set_actual_profile), | |
365 | __ATTR(actual_sensitivity_x, 0440, | |
366 | kovaplus_sysfs_show_actual_sensitivity_x, NULL), | |
367 | __ATTR(actual_sensitivity_y, 0440, | |
368 | kovaplus_sysfs_show_actual_sensitivity_y, NULL), | |
369 | __ATTR_NULL | |
370 | }; | |
371 | ||
372 | static struct bin_attribute kovaplus_bin_attributes[] = { | |
172e2abc | 373 | KOVAPLUS_BIN_ATTRIBUTE_W(control, CONTROL), |
94a8fcf9 | 374 | KOVAPLUS_BIN_ATTRIBUTE_RW(info, INFO), |
172e2abc SA |
375 | KOVAPLUS_BIN_ATTRIBUTE_RW(profile_settings, PROFILE_SETTINGS), |
376 | KOVAPLUS_BIN_ATTRIBUTE_RW(profile_buttons, PROFILE_BUTTONS), | |
0e70f97f SA |
377 | { |
378 | .attr = { .name = "profile1_settings", .mode = 0440 }, | |
94a8fcf9 | 379 | .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, |
0e70f97f SA |
380 | .read = kovaplus_sysfs_read_profilex_settings, |
381 | .private = &profile_numbers[0] | |
382 | }, | |
383 | { | |
384 | .attr = { .name = "profile2_settings", .mode = 0440 }, | |
94a8fcf9 | 385 | .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, |
0e70f97f SA |
386 | .read = kovaplus_sysfs_read_profilex_settings, |
387 | .private = &profile_numbers[1] | |
388 | }, | |
389 | { | |
390 | .attr = { .name = "profile3_settings", .mode = 0440 }, | |
94a8fcf9 | 391 | .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, |
0e70f97f SA |
392 | .read = kovaplus_sysfs_read_profilex_settings, |
393 | .private = &profile_numbers[2] | |
394 | }, | |
395 | { | |
396 | .attr = { .name = "profile4_settings", .mode = 0440 }, | |
94a8fcf9 | 397 | .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, |
0e70f97f SA |
398 | .read = kovaplus_sysfs_read_profilex_settings, |
399 | .private = &profile_numbers[3] | |
400 | }, | |
401 | { | |
402 | .attr = { .name = "profile5_settings", .mode = 0440 }, | |
94a8fcf9 | 403 | .size = KOVAPLUS_SIZE_PROFILE_SETTINGS, |
0e70f97f SA |
404 | .read = kovaplus_sysfs_read_profilex_settings, |
405 | .private = &profile_numbers[4] | |
406 | }, | |
0e70f97f SA |
407 | { |
408 | .attr = { .name = "profile1_buttons", .mode = 0440 }, | |
94a8fcf9 | 409 | .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, |
0e70f97f SA |
410 | .read = kovaplus_sysfs_read_profilex_buttons, |
411 | .private = &profile_numbers[0] | |
412 | }, | |
413 | { | |
414 | .attr = { .name = "profile2_buttons", .mode = 0440 }, | |
94a8fcf9 | 415 | .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, |
0e70f97f SA |
416 | .read = kovaplus_sysfs_read_profilex_buttons, |
417 | .private = &profile_numbers[1] | |
418 | }, | |
419 | { | |
420 | .attr = { .name = "profile3_buttons", .mode = 0440 }, | |
94a8fcf9 | 421 | .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, |
0e70f97f SA |
422 | .read = kovaplus_sysfs_read_profilex_buttons, |
423 | .private = &profile_numbers[2] | |
424 | }, | |
425 | { | |
426 | .attr = { .name = "profile4_buttons", .mode = 0440 }, | |
94a8fcf9 | 427 | .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, |
0e70f97f SA |
428 | .read = kovaplus_sysfs_read_profilex_buttons, |
429 | .private = &profile_numbers[3] | |
430 | }, | |
431 | { | |
432 | .attr = { .name = "profile5_buttons", .mode = 0440 }, | |
94a8fcf9 | 433 | .size = KOVAPLUS_SIZE_PROFILE_BUTTONS, |
0e70f97f SA |
434 | .read = kovaplus_sysfs_read_profilex_buttons, |
435 | .private = &profile_numbers[4] | |
436 | }, | |
437 | __ATTR_NULL | |
438 | }; | |
439 | ||
440 | static int kovaplus_init_kovaplus_device_struct(struct usb_device *usb_dev, | |
441 | struct kovaplus_device *kovaplus) | |
442 | { | |
443 | int retval, i; | |
444 | static uint wait = 70; /* device will freeze with just 60 */ | |
445 | ||
446 | mutex_init(&kovaplus->kovaplus_lock); | |
447 | ||
0e70f97f SA |
448 | for (i = 0; i < 5; ++i) { |
449 | msleep(wait); | |
450 | retval = kovaplus_get_profile_settings(usb_dev, | |
451 | &kovaplus->profile_settings[i], i); | |
452 | if (retval) | |
453 | return retval; | |
454 | ||
455 | msleep(wait); | |
456 | retval = kovaplus_get_profile_buttons(usb_dev, | |
457 | &kovaplus->profile_buttons[i], i); | |
458 | if (retval) | |
459 | return retval; | |
460 | } | |
461 | ||
462 | msleep(wait); | |
463 | retval = kovaplus_get_actual_profile(usb_dev); | |
464 | if (retval < 0) | |
465 | return retval; | |
466 | kovaplus_profile_activated(kovaplus, retval); | |
467 | ||
468 | return 0; | |
469 | } | |
470 | ||
471 | static int kovaplus_init_specials(struct hid_device *hdev) | |
472 | { | |
473 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
474 | struct usb_device *usb_dev = interface_to_usbdev(intf); | |
475 | struct kovaplus_device *kovaplus; | |
476 | int retval; | |
477 | ||
478 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
479 | == USB_INTERFACE_PROTOCOL_MOUSE) { | |
480 | ||
481 | kovaplus = kzalloc(sizeof(*kovaplus), GFP_KERNEL); | |
482 | if (!kovaplus) { | |
483 | hid_err(hdev, "can't alloc device descriptor\n"); | |
484 | return -ENOMEM; | |
485 | } | |
486 | hid_set_drvdata(hdev, kovaplus); | |
487 | ||
488 | retval = kovaplus_init_kovaplus_device_struct(usb_dev, kovaplus); | |
489 | if (retval) { | |
490 | hid_err(hdev, "couldn't init struct kovaplus_device\n"); | |
491 | goto exit_free; | |
492 | } | |
493 | ||
8211e460 SA |
494 | retval = roccat_connect(kovaplus_class, hdev, |
495 | sizeof(struct kovaplus_roccat_report)); | |
0e70f97f SA |
496 | if (retval < 0) { |
497 | hid_err(hdev, "couldn't init char dev\n"); | |
498 | } else { | |
499 | kovaplus->chrdev_minor = retval; | |
500 | kovaplus->roccat_claimed = 1; | |
501 | } | |
502 | ||
503 | } else { | |
504 | hid_set_drvdata(hdev, NULL); | |
505 | } | |
506 | ||
507 | return 0; | |
508 | exit_free: | |
509 | kfree(kovaplus); | |
510 | return retval; | |
511 | } | |
512 | ||
513 | static void kovaplus_remove_specials(struct hid_device *hdev) | |
514 | { | |
515 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
516 | struct kovaplus_device *kovaplus; | |
517 | ||
518 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
519 | == USB_INTERFACE_PROTOCOL_MOUSE) { | |
520 | kovaplus = hid_get_drvdata(hdev); | |
521 | if (kovaplus->roccat_claimed) | |
522 | roccat_disconnect(kovaplus->chrdev_minor); | |
523 | kfree(kovaplus); | |
524 | } | |
525 | } | |
526 | ||
527 | static int kovaplus_probe(struct hid_device *hdev, | |
528 | const struct hid_device_id *id) | |
529 | { | |
530 | int retval; | |
531 | ||
532 | retval = hid_parse(hdev); | |
533 | if (retval) { | |
534 | hid_err(hdev, "parse failed\n"); | |
535 | goto exit; | |
536 | } | |
537 | ||
538 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
539 | if (retval) { | |
540 | hid_err(hdev, "hw start failed\n"); | |
541 | goto exit; | |
542 | } | |
543 | ||
544 | retval = kovaplus_init_specials(hdev); | |
545 | if (retval) { | |
546 | hid_err(hdev, "couldn't install mouse\n"); | |
547 | goto exit_stop; | |
548 | } | |
549 | ||
550 | return 0; | |
551 | ||
552 | exit_stop: | |
553 | hid_hw_stop(hdev); | |
554 | exit: | |
555 | return retval; | |
556 | } | |
557 | ||
558 | static void kovaplus_remove(struct hid_device *hdev) | |
559 | { | |
560 | kovaplus_remove_specials(hdev); | |
561 | hid_hw_stop(hdev); | |
562 | } | |
563 | ||
564 | static void kovaplus_keep_values_up_to_date(struct kovaplus_device *kovaplus, | |
565 | u8 const *data) | |
566 | { | |
567 | struct kovaplus_mouse_report_button const *button_report; | |
568 | ||
569 | if (data[0] != KOVAPLUS_MOUSE_REPORT_NUMBER_BUTTON) | |
570 | return; | |
571 | ||
572 | button_report = (struct kovaplus_mouse_report_button const *)data; | |
573 | ||
574 | switch (button_report->type) { | |
575 | case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE_1: | |
576 | kovaplus_profile_activated(kovaplus, button_report->data1 - 1); | |
577 | break; | |
578 | case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_CPI: | |
579 | kovaplus->actual_cpi = kovaplus_convert_event_cpi(button_report->data1); | |
580 | case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_SENSITIVITY: | |
581 | kovaplus->actual_x_sensitivity = button_report->data1; | |
582 | kovaplus->actual_y_sensitivity = button_report->data2; | |
583 | } | |
584 | } | |
585 | ||
586 | static void kovaplus_report_to_chrdev(struct kovaplus_device const *kovaplus, | |
587 | u8 const *data) | |
588 | { | |
589 | struct kovaplus_roccat_report roccat_report; | |
590 | struct kovaplus_mouse_report_button const *button_report; | |
591 | ||
592 | if (data[0] != KOVAPLUS_MOUSE_REPORT_NUMBER_BUTTON) | |
593 | return; | |
594 | ||
595 | button_report = (struct kovaplus_mouse_report_button const *)data; | |
596 | ||
597 | if (button_report->type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE_2) | |
598 | return; | |
599 | ||
600 | roccat_report.type = button_report->type; | |
601 | roccat_report.profile = kovaplus->actual_profile + 1; | |
602 | ||
603 | if (roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_MACRO || | |
604 | roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_SHORTCUT || | |
605 | roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_QUICKLAUNCH || | |
606 | roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_TIMER) | |
607 | roccat_report.button = button_report->data1; | |
608 | else | |
609 | roccat_report.button = 0; | |
610 | ||
611 | if (roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_CPI) | |
612 | roccat_report.data1 = kovaplus_convert_event_cpi(button_report->data1); | |
613 | else | |
614 | roccat_report.data1 = button_report->data1; | |
615 | ||
616 | roccat_report.data2 = button_report->data2; | |
617 | ||
618 | roccat_report_event(kovaplus->chrdev_minor, | |
8211e460 | 619 | (uint8_t const *)&roccat_report); |
0e70f97f SA |
620 | } |
621 | ||
622 | static int kovaplus_raw_event(struct hid_device *hdev, | |
623 | struct hid_report *report, u8 *data, int size) | |
624 | { | |
625 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
626 | struct kovaplus_device *kovaplus = hid_get_drvdata(hdev); | |
627 | ||
628 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
629 | != USB_INTERFACE_PROTOCOL_MOUSE) | |
630 | return 0; | |
631 | ||
901e64db SA |
632 | if (kovaplus == NULL) |
633 | return 0; | |
634 | ||
0e70f97f SA |
635 | kovaplus_keep_values_up_to_date(kovaplus, data); |
636 | ||
637 | if (kovaplus->roccat_claimed) | |
638 | kovaplus_report_to_chrdev(kovaplus, data); | |
639 | ||
640 | return 0; | |
641 | } | |
642 | ||
643 | static const struct hid_device_id kovaplus_devices[] = { | |
644 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) }, | |
645 | { } | |
646 | }; | |
647 | ||
648 | MODULE_DEVICE_TABLE(hid, kovaplus_devices); | |
649 | ||
650 | static struct hid_driver kovaplus_driver = { | |
651 | .name = "kovaplus", | |
652 | .id_table = kovaplus_devices, | |
653 | .probe = kovaplus_probe, | |
654 | .remove = kovaplus_remove, | |
655 | .raw_event = kovaplus_raw_event | |
656 | }; | |
657 | ||
658 | static int __init kovaplus_init(void) | |
659 | { | |
660 | int retval; | |
661 | ||
662 | kovaplus_class = class_create(THIS_MODULE, "kovaplus"); | |
663 | if (IS_ERR(kovaplus_class)) | |
664 | return PTR_ERR(kovaplus_class); | |
665 | kovaplus_class->dev_attrs = kovaplus_attributes; | |
666 | kovaplus_class->dev_bin_attrs = kovaplus_bin_attributes; | |
667 | ||
668 | retval = hid_register_driver(&kovaplus_driver); | |
669 | if (retval) | |
670 | class_destroy(kovaplus_class); | |
671 | return retval; | |
672 | } | |
673 | ||
674 | static void __exit kovaplus_exit(void) | |
675 | { | |
0e70f97f | 676 | hid_unregister_driver(&kovaplus_driver); |
74b643da | 677 | class_destroy(kovaplus_class); |
0e70f97f SA |
678 | } |
679 | ||
680 | module_init(kovaplus_init); | |
681 | module_exit(kovaplus_exit); | |
682 | ||
683 | MODULE_AUTHOR("Stefan Achatz"); | |
684 | MODULE_DESCRIPTION("USB Roccat Kova[+] driver"); | |
685 | MODULE_LICENSE("GPL v2"); |