Commit | Line | Data |
---|---|---|
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> | |
cb7cf3da SA |
23 | #include <linux/module.h> |
24 | #include <linux/slab.h> | |
5dc0c983 | 25 | #include <linux/hid-roccat.h> |
cb7cf3da | 26 | #include "hid-ids.h" |
5772f636 | 27 | #include "hid-roccat-common.h" |
cb7cf3da SA |
28 | #include "hid-roccat-pyra.h" |
29 | ||
14a057f8 SA |
30 | static uint profile_numbers[5] = {0, 1, 2, 3, 4}; |
31 | ||
5012aada SA |
32 | /* pyra_class is used for creating sysfs attributes via roccat char device */ |
33 | static struct class *pyra_class; | |
34 | ||
cb7cf3da SA |
35 | static void profile_activated(struct pyra_device *pyra, |
36 | unsigned int new_profile) | |
37 | { | |
606185b2 DC |
38 | if (new_profile >= ARRAY_SIZE(pyra->profile_settings)) |
39 | return; | |
cb7cf3da SA |
40 | pyra->actual_profile = new_profile; |
41 | pyra->actual_cpi = pyra->profile_settings[pyra->actual_profile].y_cpi; | |
42 | } | |
43 | ||
44 | static int pyra_send_control(struct usb_device *usb_dev, int value, | |
45 | enum pyra_control_requests request) | |
46 | { | |
7392d73b | 47 | struct roccat_common2_control control; |
cb7cf3da SA |
48 | |
49 | if ((request == PYRA_CONTROL_REQUEST_PROFILE_SETTINGS || | |
50 | request == PYRA_CONTROL_REQUEST_PROFILE_BUTTONS) && | |
51 | (value < 0 || value > 4)) | |
52 | return -EINVAL; | |
53 | ||
4728f2dc | 54 | control.command = ROCCAT_COMMON_COMMAND_CONTROL; |
cb7cf3da SA |
55 | control.value = value; |
56 | control.request = request; | |
57 | ||
7392d73b SA |
58 | return roccat_common2_send(usb_dev, ROCCAT_COMMON_COMMAND_CONTROL, |
59 | &control, sizeof(struct roccat_common2_control)); | |
cb7cf3da SA |
60 | } |
61 | ||
62 | static int pyra_get_profile_settings(struct usb_device *usb_dev, | |
63 | struct pyra_profile_settings *buf, int number) | |
64 | { | |
65 | int retval; | |
cb7cf3da SA |
66 | retval = pyra_send_control(usb_dev, number, |
67 | PYRA_CONTROL_REQUEST_PROFILE_SETTINGS); | |
cb7cf3da SA |
68 | if (retval) |
69 | return retval; | |
7392d73b | 70 | return roccat_common2_receive(usb_dev, PYRA_COMMAND_PROFILE_SETTINGS, |
be34380e | 71 | buf, PYRA_SIZE_PROFILE_SETTINGS); |
cb7cf3da SA |
72 | } |
73 | ||
74 | static int pyra_get_settings(struct usb_device *usb_dev, | |
75 | struct pyra_settings *buf) | |
76 | { | |
7392d73b | 77 | return roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS, |
be34380e | 78 | buf, PYRA_SIZE_SETTINGS); |
cb7cf3da SA |
79 | } |
80 | ||
81 | static int pyra_set_settings(struct usb_device *usb_dev, | |
82 | struct pyra_settings const *settings) | |
83 | { | |
7392d73b | 84 | return roccat_common2_send_with_status(usb_dev, |
4728f2dc | 85 | PYRA_COMMAND_SETTINGS, settings, |
be34380e | 86 | PYRA_SIZE_SETTINGS); |
cb7cf3da SA |
87 | } |
88 | ||
be34380e SA |
89 | static ssize_t pyra_sysfs_read(struct file *fp, struct kobject *kobj, |
90 | char *buf, loff_t off, size_t count, | |
91 | size_t real_size, uint command) | |
cb7cf3da | 92 | { |
5012aada SA |
93 | struct device *dev = |
94 | container_of(kobj, struct device, kobj)->parent->parent; | |
cb7cf3da | 95 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); |
be34380e SA |
96 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
97 | int retval; | |
cb7cf3da | 98 | |
be34380e | 99 | if (off >= real_size) |
cb7cf3da SA |
100 | return 0; |
101 | ||
be34380e SA |
102 | if (off != 0 || count != real_size) |
103 | return -EINVAL; | |
cb7cf3da SA |
104 | |
105 | mutex_lock(&pyra->pyra_lock); | |
be34380e | 106 | retval = roccat_common2_receive(usb_dev, command, buf, real_size); |
cb7cf3da SA |
107 | mutex_unlock(&pyra->pyra_lock); |
108 | ||
be34380e SA |
109 | if (retval) |
110 | return retval; | |
111 | ||
112 | return real_size; | |
cb7cf3da SA |
113 | } |
114 | ||
be34380e SA |
115 | static ssize_t pyra_sysfs_write(struct file *fp, struct kobject *kobj, |
116 | void const *buf, loff_t off, size_t count, | |
117 | size_t real_size, uint command) | |
cb7cf3da | 118 | { |
5012aada SA |
119 | struct device *dev = |
120 | container_of(kobj, struct device, kobj)->parent->parent; | |
cb7cf3da | 121 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); |
be34380e SA |
122 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
123 | int retval; | |
cb7cf3da | 124 | |
be34380e SA |
125 | if (off != 0 || count != real_size) |
126 | return -EINVAL; | |
cb7cf3da SA |
127 | |
128 | mutex_lock(&pyra->pyra_lock); | |
be34380e | 129 | retval = roccat_common2_send_with_status(usb_dev, command, (void *)buf, real_size); |
cb7cf3da SA |
130 | mutex_unlock(&pyra->pyra_lock); |
131 | ||
be34380e SA |
132 | if (retval) |
133 | return retval; | |
134 | ||
135 | return real_size; | |
cb7cf3da SA |
136 | } |
137 | ||
be34380e SA |
138 | #define PYRA_SYSFS_W(thingy, THINGY) \ |
139 | static ssize_t pyra_sysfs_write_ ## thingy(struct file *fp, \ | |
140 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ | |
141 | loff_t off, size_t count) \ | |
142 | { \ | |
143 | return pyra_sysfs_write(fp, kobj, buf, off, count, \ | |
144 | PYRA_SIZE_ ## THINGY, PYRA_COMMAND_ ## THINGY); \ | |
145 | } | |
cb7cf3da | 146 | |
be34380e SA |
147 | #define PYRA_SYSFS_R(thingy, THINGY) \ |
148 | static ssize_t pyra_sysfs_read_ ## thingy(struct file *fp, \ | |
149 | struct kobject *kobj, struct bin_attribute *attr, char *buf, \ | |
150 | loff_t off, size_t count) \ | |
151 | { \ | |
152 | return pyra_sysfs_read(fp, kobj, buf, off, count, \ | |
153 | PYRA_SIZE_ ## THINGY, PYRA_COMMAND_ ## THINGY); \ | |
154 | } | |
cb7cf3da | 155 | |
be34380e SA |
156 | #define PYRA_SYSFS_RW(thingy, THINGY) \ |
157 | PYRA_SYSFS_W(thingy, THINGY) \ | |
158 | PYRA_SYSFS_R(thingy, THINGY) | |
cb7cf3da | 159 | |
be34380e | 160 | #define PYRA_BIN_ATTRIBUTE_RW(thingy, THINGY) \ |
a7492451 GKH |
161 | PYRA_SYSFS_RW(thingy, THINGY); \ |
162 | static struct bin_attribute bin_attr_##thingy = { \ | |
be34380e SA |
163 | .attr = { .name = #thingy, .mode = 0660 }, \ |
164 | .size = PYRA_SIZE_ ## THINGY, \ | |
165 | .read = pyra_sysfs_read_ ## thingy, \ | |
166 | .write = pyra_sysfs_write_ ## thingy \ | |
167 | } | |
cb7cf3da | 168 | |
be34380e | 169 | #define PYRA_BIN_ATTRIBUTE_R(thingy, THINGY) \ |
a7492451 GKH |
170 | PYRA_SYSFS_R(thingy, THINGY); \ |
171 | static struct bin_attribute bin_attr_##thingy = { \ | |
be34380e SA |
172 | .attr = { .name = #thingy, .mode = 0440 }, \ |
173 | .size = PYRA_SIZE_ ## THINGY, \ | |
174 | .read = pyra_sysfs_read_ ## thingy, \ | |
175 | } | |
cb7cf3da | 176 | |
be34380e | 177 | #define PYRA_BIN_ATTRIBUTE_W(thingy, THINGY) \ |
a7492451 GKH |
178 | PYRA_SYSFS_W(thingy, THINGY); \ |
179 | static struct bin_attribute bin_attr_##thingy = { \ | |
be34380e SA |
180 | .attr = { .name = #thingy, .mode = 0220 }, \ |
181 | .size = PYRA_SIZE_ ## THINGY, \ | |
182 | .write = pyra_sysfs_write_ ## thingy \ | |
cb7cf3da SA |
183 | } |
184 | ||
a7492451 GKH |
185 | PYRA_BIN_ATTRIBUTE_W(control, CONTROL); |
186 | PYRA_BIN_ATTRIBUTE_RW(info, INFO); | |
187 | PYRA_BIN_ATTRIBUTE_RW(profile_settings, PROFILE_SETTINGS); | |
188 | PYRA_BIN_ATTRIBUTE_RW(profile_buttons, PROFILE_BUTTONS); | |
be34380e SA |
189 | |
190 | static ssize_t pyra_sysfs_read_profilex_settings(struct file *fp, | |
cb7cf3da SA |
191 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
192 | loff_t off, size_t count) | |
193 | { | |
5012aada SA |
194 | struct device *dev = |
195 | container_of(kobj, struct device, kobj)->parent->parent; | |
cb7cf3da | 196 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
be34380e | 197 | ssize_t retval; |
cb7cf3da | 198 | |
be34380e SA |
199 | retval = pyra_send_control(usb_dev, *(uint *)(attr->private), |
200 | PYRA_CONTROL_REQUEST_PROFILE_SETTINGS); | |
cb7cf3da SA |
201 | if (retval) |
202 | return retval; | |
203 | ||
be34380e SA |
204 | return pyra_sysfs_read(fp, kobj, buf, off, count, |
205 | PYRA_SIZE_PROFILE_SETTINGS, | |
206 | PYRA_COMMAND_PROFILE_SETTINGS); | |
cb7cf3da SA |
207 | } |
208 | ||
be34380e | 209 | static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp, |
cb7cf3da SA |
210 | struct kobject *kobj, struct bin_attribute *attr, char *buf, |
211 | loff_t off, size_t count) | |
212 | { | |
5012aada SA |
213 | struct device *dev = |
214 | container_of(kobj, struct device, kobj)->parent->parent; | |
be34380e SA |
215 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
216 | ssize_t retval; | |
cb7cf3da | 217 | |
be34380e SA |
218 | retval = pyra_send_control(usb_dev, *(uint *)(attr->private), |
219 | PYRA_CONTROL_REQUEST_PROFILE_BUTTONS); | |
220 | if (retval) | |
221 | return retval; | |
cb7cf3da | 222 | |
be34380e SA |
223 | return pyra_sysfs_read(fp, kobj, buf, off, count, |
224 | PYRA_SIZE_PROFILE_BUTTONS, | |
225 | PYRA_COMMAND_PROFILE_BUTTONS); | |
cb7cf3da SA |
226 | } |
227 | ||
a7492451 GKH |
228 | #define PROFILE_ATTR(number) \ |
229 | static struct bin_attribute bin_attr_profile##number##_settings = { \ | |
550dbf47 | 230 | .attr = { .name = "profile" #number "_settings", .mode = 0440 }, \ |
a7492451 GKH |
231 | .size = PYRA_SIZE_PROFILE_SETTINGS, \ |
232 | .read = pyra_sysfs_read_profilex_settings, \ | |
233 | .private = &profile_numbers[number-1], \ | |
234 | }; \ | |
235 | static struct bin_attribute bin_attr_profile##number##_buttons = { \ | |
550dbf47 | 236 | .attr = { .name = "profile" #number "_buttons", .mode = 0440 }, \ |
a7492451 GKH |
237 | .size = PYRA_SIZE_PROFILE_BUTTONS, \ |
238 | .read = pyra_sysfs_read_profilex_buttons, \ | |
239 | .private = &profile_numbers[number-1], \ | |
240 | }; | |
241 | PROFILE_ATTR(1); | |
242 | PROFILE_ATTR(2); | |
243 | PROFILE_ATTR(3); | |
244 | PROFILE_ATTR(4); | |
245 | PROFILE_ATTR(5); | |
246 | ||
cb7cf3da SA |
247 | static ssize_t pyra_sysfs_write_settings(struct file *fp, |
248 | struct kobject *kobj, struct bin_attribute *attr, char *buf, | |
249 | loff_t off, size_t count) | |
250 | { | |
5012aada SA |
251 | struct device *dev = |
252 | container_of(kobj, struct device, kobj)->parent->parent; | |
cb7cf3da SA |
253 | struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); |
254 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
255 | int retval = 0; | |
dc186b66 | 256 | struct pyra_roccat_report roccat_report; |
be34380e | 257 | struct pyra_settings const *settings; |
cb7cf3da | 258 | |
be34380e | 259 | if (off != 0 || count != PYRA_SIZE_SETTINGS) |
cb7cf3da SA |
260 | return -EINVAL; |
261 | ||
be34380e | 262 | settings = (struct pyra_settings const *)buf; |
606185b2 DC |
263 | if (settings->startup_profile >= ARRAY_SIZE(pyra->profile_settings)) |
264 | return -EINVAL; | |
265 | ||
266 | mutex_lock(&pyra->pyra_lock); | |
cb7cf3da | 267 | |
be34380e SA |
268 | retval = pyra_set_settings(usb_dev, settings); |
269 | if (retval) { | |
270 | mutex_unlock(&pyra->pyra_lock); | |
271 | return retval; | |
dc186b66 | 272 | } |
be34380e SA |
273 | |
274 | profile_activated(pyra, settings->startup_profile); | |
275 | ||
276 | roccat_report.type = PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2; | |
277 | roccat_report.value = settings->startup_profile + 1; | |
278 | roccat_report.key = 0; | |
279 | roccat_report_event(pyra->chrdev_minor, | |
280 | (uint8_t const *)&roccat_report); | |
281 | ||
dc186b66 | 282 | mutex_unlock(&pyra->pyra_lock); |
be34380e | 283 | return PYRA_SIZE_SETTINGS; |
cb7cf3da SA |
284 | } |
285 | ||
a7492451 GKH |
286 | PYRA_SYSFS_R(settings, SETTINGS); |
287 | static struct bin_attribute bin_attr_settings = | |
288 | __BIN_ATTR(settings, (S_IWUSR | S_IRUGO), | |
289 | pyra_sysfs_read_settings, pyra_sysfs_write_settings, | |
290 | PYRA_SIZE_SETTINGS); | |
cb7cf3da SA |
291 | |
292 | static ssize_t pyra_sysfs_show_actual_cpi(struct device *dev, | |
293 | struct device_attribute *attr, char *buf) | |
294 | { | |
5012aada SA |
295 | struct pyra_device *pyra = |
296 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
cb7cf3da SA |
297 | return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_cpi); |
298 | } | |
46a58c44 | 299 | static DEVICE_ATTR(actual_cpi, 0440, pyra_sysfs_show_actual_cpi, NULL); |
cb7cf3da SA |
300 | |
301 | static ssize_t pyra_sysfs_show_actual_profile(struct device *dev, | |
302 | struct device_attribute *attr, char *buf) | |
303 | { | |
5012aada SA |
304 | struct pyra_device *pyra = |
305 | hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); | |
be34380e SA |
306 | struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); |
307 | struct pyra_settings settings; | |
308 | ||
309 | mutex_lock(&pyra->pyra_lock); | |
310 | roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS, | |
311 | &settings, PYRA_SIZE_SETTINGS); | |
312 | mutex_unlock(&pyra->pyra_lock); | |
313 | ||
314 | return snprintf(buf, PAGE_SIZE, "%d\n", settings.startup_profile); | |
cb7cf3da | 315 | } |
46a58c44 GKH |
316 | static DEVICE_ATTR(actual_profile, 0440, pyra_sysfs_show_actual_profile, NULL); |
317 | static DEVICE_ATTR(startup_profile, 0440, pyra_sysfs_show_actual_profile, NULL); | |
cb7cf3da SA |
318 | |
319 | static ssize_t pyra_sysfs_show_firmware_version(struct device *dev, | |
320 | struct device_attribute *attr, char *buf) | |
321 | { | |
be34380e SA |
322 | struct pyra_device *pyra; |
323 | struct usb_device *usb_dev; | |
324 | struct pyra_info info; | |
cb7cf3da | 325 | |
be34380e SA |
326 | dev = dev->parent->parent; |
327 | pyra = hid_get_drvdata(dev_get_drvdata(dev)); | |
328 | usb_dev = interface_to_usbdev(to_usb_interface(dev)); | |
329 | ||
330 | mutex_lock(&pyra->pyra_lock); | |
331 | roccat_common2_receive(usb_dev, PYRA_COMMAND_INFO, | |
332 | &info, PYRA_SIZE_INFO); | |
333 | mutex_unlock(&pyra->pyra_lock); | |
334 | ||
335 | return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); | |
cb7cf3da | 336 | } |
46a58c44 GKH |
337 | static DEVICE_ATTR(firmware_version, 0440, pyra_sysfs_show_firmware_version, |
338 | NULL); | |
339 | ||
340 | static struct attribute *pyra_attrs[] = { | |
341 | &dev_attr_actual_cpi.attr, | |
342 | &dev_attr_actual_profile.attr, | |
343 | &dev_attr_firmware_version.attr, | |
344 | &dev_attr_startup_profile.attr, | |
345 | NULL, | |
cb7cf3da | 346 | }; |
a7492451 GKH |
347 | |
348 | static struct bin_attribute *pyra_bin_attributes[] = { | |
349 | &bin_attr_control, | |
350 | &bin_attr_info, | |
351 | &bin_attr_profile_settings, | |
352 | &bin_attr_profile_buttons, | |
353 | &bin_attr_settings, | |
354 | &bin_attr_profile1_settings, | |
355 | &bin_attr_profile2_settings, | |
356 | &bin_attr_profile3_settings, | |
357 | &bin_attr_profile4_settings, | |
358 | &bin_attr_profile5_settings, | |
359 | &bin_attr_profile1_buttons, | |
360 | &bin_attr_profile2_buttons, | |
361 | &bin_attr_profile3_buttons, | |
362 | &bin_attr_profile4_buttons, | |
363 | &bin_attr_profile5_buttons, | |
364 | NULL, | |
365 | }; | |
366 | ||
367 | static const struct attribute_group pyra_group = { | |
368 | .attrs = pyra_attrs, | |
369 | .bin_attrs = pyra_bin_attributes, | |
370 | }; | |
371 | ||
372 | static const struct attribute_group *pyra_groups[] = { | |
373 | &pyra_group, | |
374 | NULL, | |
cb7cf3da SA |
375 | }; |
376 | ||
cb7cf3da SA |
377 | static int pyra_init_pyra_device_struct(struct usb_device *usb_dev, |
378 | struct pyra_device *pyra) | |
379 | { | |
be34380e | 380 | struct pyra_settings settings; |
cb7cf3da SA |
381 | int retval, i; |
382 | ||
383 | mutex_init(&pyra->pyra_lock); | |
384 | ||
be34380e | 385 | retval = pyra_get_settings(usb_dev, &settings); |
cb7cf3da SA |
386 | if (retval) |
387 | return retval; | |
388 | ||
389 | for (i = 0; i < 5; ++i) { | |
390 | retval = pyra_get_profile_settings(usb_dev, | |
391 | &pyra->profile_settings[i], i); | |
392 | if (retval) | |
393 | return retval; | |
cb7cf3da SA |
394 | } |
395 | ||
be34380e | 396 | profile_activated(pyra, settings.startup_profile); |
cb7cf3da SA |
397 | |
398 | return 0; | |
399 | } | |
400 | ||
401 | static int pyra_init_specials(struct hid_device *hdev) | |
402 | { | |
403 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
404 | struct usb_device *usb_dev = interface_to_usbdev(intf); | |
405 | struct pyra_device *pyra; | |
406 | int retval; | |
407 | ||
408 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
409 | == USB_INTERFACE_PROTOCOL_MOUSE) { | |
410 | ||
411 | pyra = kzalloc(sizeof(*pyra), GFP_KERNEL); | |
412 | if (!pyra) { | |
4291ee30 | 413 | hid_err(hdev, "can't alloc device descriptor\n"); |
cb7cf3da SA |
414 | return -ENOMEM; |
415 | } | |
416 | hid_set_drvdata(hdev, pyra); | |
417 | ||
418 | retval = pyra_init_pyra_device_struct(usb_dev, pyra); | |
419 | if (retval) { | |
4291ee30 | 420 | hid_err(hdev, "couldn't init struct pyra_device\n"); |
cb7cf3da SA |
421 | goto exit_free; |
422 | } | |
423 | ||
8211e460 SA |
424 | retval = roccat_connect(pyra_class, hdev, |
425 | sizeof(struct pyra_roccat_report)); | |
cb7cf3da | 426 | if (retval < 0) { |
4291ee30 | 427 | hid_err(hdev, "couldn't init char dev\n"); |
cb7cf3da SA |
428 | } else { |
429 | pyra->chrdev_minor = retval; | |
430 | pyra->roccat_claimed = 1; | |
431 | } | |
cb7cf3da SA |
432 | } else { |
433 | hid_set_drvdata(hdev, NULL); | |
434 | } | |
435 | ||
436 | return 0; | |
437 | exit_free: | |
438 | kfree(pyra); | |
439 | return retval; | |
440 | } | |
441 | ||
442 | static void pyra_remove_specials(struct hid_device *hdev) | |
443 | { | |
444 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
445 | struct pyra_device *pyra; | |
446 | ||
447 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
448 | == USB_INTERFACE_PROTOCOL_MOUSE) { | |
cb7cf3da SA |
449 | pyra = hid_get_drvdata(hdev); |
450 | if (pyra->roccat_claimed) | |
451 | roccat_disconnect(pyra->chrdev_minor); | |
452 | kfree(hid_get_drvdata(hdev)); | |
453 | } | |
454 | } | |
455 | ||
456 | static int pyra_probe(struct hid_device *hdev, const struct hid_device_id *id) | |
457 | { | |
458 | int retval; | |
459 | ||
460 | retval = hid_parse(hdev); | |
461 | if (retval) { | |
4291ee30 | 462 | hid_err(hdev, "parse failed\n"); |
cb7cf3da SA |
463 | goto exit; |
464 | } | |
465 | ||
466 | retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
467 | if (retval) { | |
4291ee30 | 468 | hid_err(hdev, "hw start failed\n"); |
cb7cf3da SA |
469 | goto exit; |
470 | } | |
471 | ||
472 | retval = pyra_init_specials(hdev); | |
473 | if (retval) { | |
4291ee30 | 474 | hid_err(hdev, "couldn't install mouse\n"); |
cb7cf3da SA |
475 | goto exit_stop; |
476 | } | |
477 | return 0; | |
478 | ||
479 | exit_stop: | |
480 | hid_hw_stop(hdev); | |
481 | exit: | |
482 | return retval; | |
483 | } | |
484 | ||
485 | static void pyra_remove(struct hid_device *hdev) | |
486 | { | |
487 | pyra_remove_specials(hdev); | |
488 | hid_hw_stop(hdev); | |
489 | } | |
490 | ||
491 | static void pyra_keep_values_up_to_date(struct pyra_device *pyra, | |
492 | u8 const *data) | |
493 | { | |
494 | struct pyra_mouse_event_button const *button_event; | |
495 | ||
496 | switch (data[0]) { | |
497 | case PYRA_MOUSE_REPORT_NUMBER_BUTTON: | |
498 | button_event = (struct pyra_mouse_event_button const *)data; | |
499 | switch (button_event->type) { | |
500 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: | |
501 | profile_activated(pyra, button_event->data1 - 1); | |
502 | break; | |
503 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: | |
504 | pyra->actual_cpi = button_event->data1; | |
505 | break; | |
506 | } | |
507 | break; | |
508 | } | |
509 | } | |
510 | ||
511 | static void pyra_report_to_chrdev(struct pyra_device const *pyra, | |
512 | u8 const *data) | |
513 | { | |
514 | struct pyra_roccat_report roccat_report; | |
515 | struct pyra_mouse_event_button const *button_event; | |
516 | ||
517 | if (data[0] != PYRA_MOUSE_REPORT_NUMBER_BUTTON) | |
518 | return; | |
519 | ||
520 | button_event = (struct pyra_mouse_event_button const *)data; | |
521 | ||
522 | switch (button_event->type) { | |
523 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: | |
524 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: | |
525 | roccat_report.type = button_event->type; | |
526 | roccat_report.value = button_event->data1; | |
527 | roccat_report.key = 0; | |
528 | roccat_report_event(pyra->chrdev_minor, | |
8211e460 | 529 | (uint8_t const *)&roccat_report); |
cb7cf3da SA |
530 | break; |
531 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_MACRO: | |
532 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_SHORTCUT: | |
533 | case PYRA_MOUSE_EVENT_BUTTON_TYPE_QUICKLAUNCH: | |
534 | if (button_event->data2 == PYRA_MOUSE_EVENT_BUTTON_PRESS) { | |
535 | roccat_report.type = button_event->type; | |
536 | roccat_report.key = button_event->data1; | |
d2b570a5 SA |
537 | /* |
538 | * pyra reports profile numbers with range 1-5. | |
539 | * Keeping this behaviour. | |
540 | */ | |
541 | roccat_report.value = pyra->actual_profile + 1; | |
cb7cf3da | 542 | roccat_report_event(pyra->chrdev_minor, |
8211e460 | 543 | (uint8_t const *)&roccat_report); |
cb7cf3da SA |
544 | } |
545 | break; | |
546 | } | |
547 | } | |
548 | ||
549 | static int pyra_raw_event(struct hid_device *hdev, struct hid_report *report, | |
550 | u8 *data, int size) | |
551 | { | |
552 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); | |
553 | struct pyra_device *pyra = hid_get_drvdata(hdev); | |
554 | ||
555 | if (intf->cur_altsetting->desc.bInterfaceProtocol | |
556 | != USB_INTERFACE_PROTOCOL_MOUSE) | |
557 | return 0; | |
558 | ||
901e64db SA |
559 | if (pyra == NULL) |
560 | return 0; | |
561 | ||
cb7cf3da SA |
562 | pyra_keep_values_up_to_date(pyra, data); |
563 | ||
564 | if (pyra->roccat_claimed) | |
565 | pyra_report_to_chrdev(pyra, data); | |
566 | ||
567 | return 0; | |
568 | } | |
569 | ||
570 | static const struct hid_device_id pyra_devices[] = { | |
571 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, | |
572 | USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, | |
3fce2246 SA |
573 | { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, |
574 | USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) }, | |
cb7cf3da SA |
575 | { } |
576 | }; | |
577 | ||
578 | MODULE_DEVICE_TABLE(hid, pyra_devices); | |
579 | ||
580 | static struct hid_driver pyra_driver = { | |
581 | .name = "pyra", | |
582 | .id_table = pyra_devices, | |
583 | .probe = pyra_probe, | |
584 | .remove = pyra_remove, | |
585 | .raw_event = pyra_raw_event | |
586 | }; | |
587 | ||
588 | static int __init pyra_init(void) | |
589 | { | |
5012aada SA |
590 | int retval; |
591 | ||
592 | /* class name has to be same as driver name */ | |
593 | pyra_class = class_create(THIS_MODULE, "pyra"); | |
594 | if (IS_ERR(pyra_class)) | |
595 | return PTR_ERR(pyra_class); | |
46a58c44 | 596 | pyra_class->dev_groups = pyra_groups; |
5012aada SA |
597 | |
598 | retval = hid_register_driver(&pyra_driver); | |
599 | if (retval) | |
600 | class_destroy(pyra_class); | |
601 | return retval; | |
cb7cf3da SA |
602 | } |
603 | ||
604 | static void __exit pyra_exit(void) | |
605 | { | |
606 | hid_unregister_driver(&pyra_driver); | |
74b643da | 607 | class_destroy(pyra_class); |
cb7cf3da SA |
608 | } |
609 | ||
610 | module_init(pyra_init); | |
611 | module_exit(pyra_exit); | |
612 | ||
613 | MODULE_AUTHOR("Stefan Achatz"); | |
614 | MODULE_DESCRIPTION("USB Roccat Pyra driver"); | |
615 | MODULE_LICENSE("GPL v2"); |