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