Commit | Line | Data |
---|---|---|
c1dcad2d | 1 | /* |
6a5b414b JL |
2 | * HID driver for Lenovo: |
3 | * - ThinkPad USB Keyboard with TrackPoint (tpkbd) | |
f3d4ff0e JL |
4 | * - ThinkPad Compact Bluetooth Keyboard with TrackPoint (cptkbd) |
5 | * - ThinkPad Compact USB Keyboard with TrackPoint (cptkbd) | |
c1dcad2d BS |
6 | * |
7 | * Copyright (c) 2012 Bernhard Seibold | |
f3d4ff0e | 8 | * Copyright (c) 2014 Jamie Lentin <jm@lentin.co.uk> |
c1dcad2d BS |
9 | */ |
10 | ||
11 | /* | |
12 | * This program is free software; you can redistribute it and/or modify it | |
13 | * under the terms of the GNU General Public License as published by the Free | |
14 | * Software Foundation; either version 2 of the License, or (at your option) | |
15 | * any later version. | |
16 | */ | |
17 | ||
18 | #include <linux/module.h> | |
19 | #include <linux/sysfs.h> | |
20 | #include <linux/device.h> | |
c1dcad2d BS |
21 | #include <linux/hid.h> |
22 | #include <linux/input.h> | |
23 | #include <linux/leds.h> | |
c1dcad2d BS |
24 | |
25 | #include "hid-ids.h" | |
26 | ||
94723bfa | 27 | struct lenovo_drvdata_tpkbd { |
c1dcad2d BS |
28 | int led_state; |
29 | struct led_classdev led_mute; | |
30 | struct led_classdev led_micmute; | |
31 | int press_to_select; | |
32 | int dragging; | |
33 | int release_to_select; | |
34 | int select_right; | |
35 | int sensitivity; | |
36 | int press_speed; | |
37 | }; | |
38 | ||
f3d4ff0e JL |
39 | struct lenovo_drvdata_cptkbd { |
40 | bool fn_lock; | |
e3cb0acd | 41 | int sensitivity; |
f3d4ff0e JL |
42 | }; |
43 | ||
c1dcad2d BS |
44 | #define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c)) |
45 | ||
94723bfa | 46 | static int lenovo_input_mapping_tpkbd(struct hid_device *hdev, |
c1dcad2d BS |
47 | struct hid_input *hi, struct hid_field *field, |
48 | struct hid_usage *usage, unsigned long **bit, int *max) | |
49 | { | |
0c521836 | 50 | if (usage->hid == (HID_UP_BUTTON | 0x0010)) { |
6a5b414b | 51 | /* This sub-device contains trackpoint, mark it */ |
0c521836 | 52 | hid_set_drvdata(hdev, (void *)1); |
c1dcad2d BS |
53 | map_key_clear(KEY_MICMUTE); |
54 | return 1; | |
55 | } | |
56 | return 0; | |
57 | } | |
58 | ||
f3d4ff0e JL |
59 | static int lenovo_input_mapping_cptkbd(struct hid_device *hdev, |
60 | struct hid_input *hi, struct hid_field *field, | |
61 | struct hid_usage *usage, unsigned long **bit, int *max) | |
62 | { | |
63 | /* HID_UP_LNVENDOR = USB, HID_UP_MSVENDOR = BT */ | |
64 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR || | |
65 | (usage->hid & HID_USAGE_PAGE) == HID_UP_LNVENDOR) { | |
f3d4ff0e JL |
66 | switch (usage->hid & HID_USAGE) { |
67 | case 0x00f1: /* Fn-F4: Mic mute */ | |
68 | map_key_clear(KEY_MICMUTE); | |
69 | return 1; | |
70 | case 0x00f2: /* Fn-F5: Brightness down */ | |
71 | map_key_clear(KEY_BRIGHTNESSDOWN); | |
72 | return 1; | |
73 | case 0x00f3: /* Fn-F6: Brightness up */ | |
74 | map_key_clear(KEY_BRIGHTNESSUP); | |
75 | return 1; | |
76 | case 0x00f4: /* Fn-F7: External display (projector) */ | |
77 | map_key_clear(KEY_SWITCHVIDEOMODE); | |
78 | return 1; | |
79 | case 0x00f5: /* Fn-F8: Wireless */ | |
80 | map_key_clear(KEY_WLAN); | |
81 | return 1; | |
82 | case 0x00f6: /* Fn-F9: Control panel */ | |
83 | map_key_clear(KEY_CONFIG); | |
84 | return 1; | |
85 | case 0x00f8: /* Fn-F11: View open applications (3 boxes) */ | |
86 | map_key_clear(KEY_SCALE); | |
87 | return 1; | |
5556eb14 | 88 | case 0x00f9: /* Fn-F12: Open My computer (6 boxes) USB-only */ |
f3d4ff0e JL |
89 | /* NB: This mapping is invented in raw_event below */ |
90 | map_key_clear(KEY_FILE); | |
91 | return 1; | |
5556eb14 JL |
92 | case 0x00fa: /* Fn-Esc: Fn-lock toggle */ |
93 | map_key_clear(KEY_FN_ESC); | |
94 | return 1; | |
94eefa27 JL |
95 | case 0x00fb: /* Middle mouse button (in native mode) */ |
96 | map_key_clear(BTN_MIDDLE); | |
97 | return 1; | |
98 | } | |
99 | } | |
100 | ||
101 | /* Compatibility middle/wheel mappings should be ignored */ | |
102 | if (usage->hid == HID_GD_WHEEL) | |
103 | return -1; | |
104 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON && | |
105 | (usage->hid & HID_USAGE) == 0x003) | |
106 | return -1; | |
107 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER && | |
108 | (usage->hid & HID_USAGE) == 0x238) | |
109 | return -1; | |
110 | ||
111 | /* Map wheel emulation reports: 0xffa1 = USB, 0xff10 = BT */ | |
112 | if ((usage->hid & HID_USAGE_PAGE) == 0xff100000 || | |
113 | (usage->hid & HID_USAGE_PAGE) == 0xffa10000) { | |
114 | field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE; | |
115 | field->logical_minimum = -127; | |
116 | field->logical_maximum = 127; | |
117 | ||
118 | switch (usage->hid & HID_USAGE) { | |
119 | case 0x0000: | |
120 | hid_map_usage(hi, usage, bit, max, EV_REL, 0x06); | |
121 | return 1; | |
122 | case 0x0001: | |
123 | hid_map_usage(hi, usage, bit, max, EV_REL, 0x08); | |
124 | return 1; | |
125 | default: | |
126 | return -1; | |
f3d4ff0e JL |
127 | } |
128 | } | |
129 | ||
130 | return 0; | |
131 | } | |
132 | ||
6a5b414b JL |
133 | static int lenovo_input_mapping(struct hid_device *hdev, |
134 | struct hid_input *hi, struct hid_field *field, | |
135 | struct hid_usage *usage, unsigned long **bit, int *max) | |
136 | { | |
137 | switch (hdev->product) { | |
138 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
139 | return lenovo_input_mapping_tpkbd(hdev, hi, field, | |
140 | usage, bit, max); | |
f3d4ff0e JL |
141 | case USB_DEVICE_ID_LENOVO_CUSBKBD: |
142 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
143 | return lenovo_input_mapping_cptkbd(hdev, hi, field, | |
144 | usage, bit, max); | |
6a5b414b JL |
145 | default: |
146 | return 0; | |
147 | } | |
148 | } | |
149 | ||
c1dcad2d BS |
150 | #undef map_key_clear |
151 | ||
f3d4ff0e JL |
152 | /* Send a config command to the keyboard */ |
153 | static int lenovo_send_cmd_cptkbd(struct hid_device *hdev, | |
154 | unsigned char byte2, unsigned char byte3) | |
155 | { | |
156 | int ret; | |
157 | unsigned char buf[] = {0x18, byte2, byte3}; | |
158 | ||
159 | switch (hdev->product) { | |
160 | case USB_DEVICE_ID_LENOVO_CUSBKBD: | |
161 | ret = hid_hw_raw_request(hdev, 0x13, buf, sizeof(buf), | |
162 | HID_FEATURE_REPORT, HID_REQ_SET_REPORT); | |
163 | break; | |
164 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
165 | ret = hid_hw_output_report(hdev, buf, sizeof(buf)); | |
166 | break; | |
167 | default: | |
168 | ret = -EINVAL; | |
169 | break; | |
170 | } | |
171 | ||
172 | return ret < 0 ? ret : 0; /* BT returns 0, USB returns sizeof(buf) */ | |
173 | } | |
174 | ||
175 | static void lenovo_features_set_cptkbd(struct hid_device *hdev) | |
176 | { | |
177 | int ret; | |
178 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
179 | ||
180 | ret = lenovo_send_cmd_cptkbd(hdev, 0x05, cptkbd_data->fn_lock); | |
e3cb0acd | 181 | ret = lenovo_send_cmd_cptkbd(hdev, 0x02, cptkbd_data->sensitivity); |
f3d4ff0e JL |
182 | if (ret) |
183 | hid_err(hdev, "Fn-lock setting failed: %d\n", ret); | |
184 | } | |
185 | ||
186 | static ssize_t attr_fn_lock_show_cptkbd(struct device *dev, | |
187 | struct device_attribute *attr, | |
188 | char *buf) | |
189 | { | |
190 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
191 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
192 | ||
193 | return snprintf(buf, PAGE_SIZE, "%u\n", cptkbd_data->fn_lock); | |
194 | } | |
195 | ||
196 | static ssize_t attr_fn_lock_store_cptkbd(struct device *dev, | |
197 | struct device_attribute *attr, | |
198 | const char *buf, | |
199 | size_t count) | |
200 | { | |
201 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
202 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
203 | int value; | |
204 | ||
205 | if (kstrtoint(buf, 10, &value)) | |
206 | return -EINVAL; | |
207 | if (value < 0 || value > 1) | |
208 | return -EINVAL; | |
209 | ||
210 | cptkbd_data->fn_lock = !!value; | |
211 | lenovo_features_set_cptkbd(hdev); | |
212 | ||
213 | return count; | |
214 | } | |
215 | ||
e3cb0acd JL |
216 | static ssize_t attr_sensitivity_show_cptkbd(struct device *dev, |
217 | struct device_attribute *attr, | |
218 | char *buf) | |
219 | { | |
220 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
221 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
222 | ||
223 | return snprintf(buf, PAGE_SIZE, "%u\n", | |
224 | cptkbd_data->sensitivity); | |
225 | } | |
226 | ||
227 | static ssize_t attr_sensitivity_store_cptkbd(struct device *dev, | |
228 | struct device_attribute *attr, | |
229 | const char *buf, | |
230 | size_t count) | |
231 | { | |
232 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
233 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
234 | int value; | |
235 | ||
236 | if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) | |
237 | return -EINVAL; | |
238 | ||
239 | cptkbd_data->sensitivity = value; | |
240 | lenovo_features_set_cptkbd(hdev); | |
241 | ||
242 | return count; | |
243 | } | |
244 | ||
245 | ||
f3d4ff0e JL |
246 | static struct device_attribute dev_attr_fn_lock_cptkbd = |
247 | __ATTR(fn_lock, S_IWUSR | S_IRUGO, | |
248 | attr_fn_lock_show_cptkbd, | |
249 | attr_fn_lock_store_cptkbd); | |
250 | ||
e3cb0acd JL |
251 | static struct device_attribute dev_attr_sensitivity_cptkbd = |
252 | __ATTR(sensitivity, S_IWUSR | S_IRUGO, | |
253 | attr_sensitivity_show_cptkbd, | |
254 | attr_sensitivity_store_cptkbd); | |
255 | ||
256 | ||
f3d4ff0e JL |
257 | static struct attribute *lenovo_attributes_cptkbd[] = { |
258 | &dev_attr_fn_lock_cptkbd.attr, | |
e3cb0acd | 259 | &dev_attr_sensitivity_cptkbd.attr, |
f3d4ff0e JL |
260 | NULL |
261 | }; | |
262 | ||
263 | static const struct attribute_group lenovo_attr_group_cptkbd = { | |
264 | .attrs = lenovo_attributes_cptkbd, | |
265 | }; | |
266 | ||
267 | static int lenovo_raw_event(struct hid_device *hdev, | |
268 | struct hid_report *report, u8 *data, int size) | |
269 | { | |
270 | /* | |
271 | * Compact USB keyboard's Fn-F12 report holds down many other keys, and | |
272 | * its own key is outside the usage page range. Remove extra | |
273 | * keypresses and remap to inside usage page. | |
274 | */ | |
275 | if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD | |
276 | && size == 3 | |
277 | && data[0] == 0x15 | |
278 | && data[1] == 0x94 | |
279 | && data[2] == 0x01)) { | |
5556eb14 JL |
280 | data[1] = 0x00; |
281 | data[2] = 0x01; | |
f3d4ff0e JL |
282 | } |
283 | ||
284 | return 0; | |
285 | } | |
286 | ||
94723bfa | 287 | static int lenovo_features_set_tpkbd(struct hid_device *hdev) |
c1dcad2d BS |
288 | { |
289 | struct hid_report *report; | |
94723bfa | 290 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 291 | |
c1dcad2d BS |
292 | report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4]; |
293 | ||
294 | report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02; | |
295 | report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08; | |
296 | report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20; | |
297 | report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40; | |
298 | report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver | |
299 | report->field[2]->value[0] = data_pointer->sensitivity; | |
300 | report->field[3]->value[0] = data_pointer->press_speed; | |
301 | ||
d8814272 | 302 | hid_hw_request(hdev, report, HID_REQ_SET_REPORT); |
c1dcad2d BS |
303 | return 0; |
304 | } | |
305 | ||
94723bfa | 306 | static ssize_t attr_press_to_select_show_tpkbd(struct device *dev, |
c1dcad2d BS |
307 | struct device_attribute *attr, |
308 | char *buf) | |
309 | { | |
832fbeae | 310 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 311 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
312 | |
313 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select); | |
314 | } | |
315 | ||
94723bfa | 316 | static ssize_t attr_press_to_select_store_tpkbd(struct device *dev, |
c1dcad2d BS |
317 | struct device_attribute *attr, |
318 | const char *buf, | |
319 | size_t count) | |
320 | { | |
832fbeae | 321 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 322 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
323 | int value; |
324 | ||
c1dcad2d BS |
325 | if (kstrtoint(buf, 10, &value)) |
326 | return -EINVAL; | |
327 | if (value < 0 || value > 1) | |
328 | return -EINVAL; | |
329 | ||
330 | data_pointer->press_to_select = value; | |
94723bfa | 331 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
332 | |
333 | return count; | |
334 | } | |
335 | ||
94723bfa | 336 | static ssize_t attr_dragging_show_tpkbd(struct device *dev, |
c1dcad2d BS |
337 | struct device_attribute *attr, |
338 | char *buf) | |
339 | { | |
832fbeae | 340 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 341 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
342 | |
343 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging); | |
344 | } | |
345 | ||
94723bfa | 346 | static ssize_t attr_dragging_store_tpkbd(struct device *dev, |
c1dcad2d BS |
347 | struct device_attribute *attr, |
348 | const char *buf, | |
349 | size_t count) | |
350 | { | |
832fbeae | 351 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 352 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
353 | int value; |
354 | ||
c1dcad2d BS |
355 | if (kstrtoint(buf, 10, &value)) |
356 | return -EINVAL; | |
357 | if (value < 0 || value > 1) | |
358 | return -EINVAL; | |
359 | ||
360 | data_pointer->dragging = value; | |
94723bfa | 361 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
362 | |
363 | return count; | |
364 | } | |
365 | ||
94723bfa | 366 | static ssize_t attr_release_to_select_show_tpkbd(struct device *dev, |
c1dcad2d BS |
367 | struct device_attribute *attr, |
368 | char *buf) | |
369 | { | |
832fbeae | 370 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 371 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
372 | |
373 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select); | |
374 | } | |
375 | ||
94723bfa | 376 | static ssize_t attr_release_to_select_store_tpkbd(struct device *dev, |
c1dcad2d BS |
377 | struct device_attribute *attr, |
378 | const char *buf, | |
379 | size_t count) | |
380 | { | |
832fbeae | 381 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 382 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
383 | int value; |
384 | ||
c1dcad2d BS |
385 | if (kstrtoint(buf, 10, &value)) |
386 | return -EINVAL; | |
387 | if (value < 0 || value > 1) | |
388 | return -EINVAL; | |
389 | ||
390 | data_pointer->release_to_select = value; | |
94723bfa | 391 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
392 | |
393 | return count; | |
394 | } | |
395 | ||
94723bfa | 396 | static ssize_t attr_select_right_show_tpkbd(struct device *dev, |
c1dcad2d BS |
397 | struct device_attribute *attr, |
398 | char *buf) | |
399 | { | |
832fbeae | 400 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 401 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
402 | |
403 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right); | |
404 | } | |
405 | ||
94723bfa | 406 | static ssize_t attr_select_right_store_tpkbd(struct device *dev, |
c1dcad2d BS |
407 | struct device_attribute *attr, |
408 | const char *buf, | |
409 | size_t count) | |
410 | { | |
832fbeae | 411 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 412 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
413 | int value; |
414 | ||
c1dcad2d BS |
415 | if (kstrtoint(buf, 10, &value)) |
416 | return -EINVAL; | |
417 | if (value < 0 || value > 1) | |
418 | return -EINVAL; | |
419 | ||
420 | data_pointer->select_right = value; | |
94723bfa | 421 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
422 | |
423 | return count; | |
424 | } | |
425 | ||
94723bfa | 426 | static ssize_t attr_sensitivity_show_tpkbd(struct device *dev, |
c1dcad2d BS |
427 | struct device_attribute *attr, |
428 | char *buf) | |
429 | { | |
832fbeae | 430 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 431 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
432 | |
433 | return snprintf(buf, PAGE_SIZE, "%u\n", | |
434 | data_pointer->sensitivity); | |
435 | } | |
436 | ||
94723bfa | 437 | static ssize_t attr_sensitivity_store_tpkbd(struct device *dev, |
c1dcad2d BS |
438 | struct device_attribute *attr, |
439 | const char *buf, | |
440 | size_t count) | |
441 | { | |
832fbeae | 442 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 443 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
444 | int value; |
445 | ||
c1dcad2d BS |
446 | if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) |
447 | return -EINVAL; | |
448 | ||
449 | data_pointer->sensitivity = value; | |
94723bfa | 450 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
451 | |
452 | return count; | |
453 | } | |
454 | ||
94723bfa | 455 | static ssize_t attr_press_speed_show_tpkbd(struct device *dev, |
c1dcad2d BS |
456 | struct device_attribute *attr, |
457 | char *buf) | |
458 | { | |
832fbeae | 459 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 460 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 461 | |
c1dcad2d BS |
462 | return snprintf(buf, PAGE_SIZE, "%u\n", |
463 | data_pointer->press_speed); | |
464 | } | |
465 | ||
94723bfa | 466 | static ssize_t attr_press_speed_store_tpkbd(struct device *dev, |
c1dcad2d BS |
467 | struct device_attribute *attr, |
468 | const char *buf, | |
469 | size_t count) | |
470 | { | |
832fbeae | 471 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 472 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
473 | int value; |
474 | ||
c1dcad2d BS |
475 | if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) |
476 | return -EINVAL; | |
477 | ||
478 | data_pointer->press_speed = value; | |
94723bfa | 479 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
480 | |
481 | return count; | |
482 | } | |
483 | ||
94723bfa | 484 | static struct device_attribute dev_attr_press_to_select_tpkbd = |
c1dcad2d | 485 | __ATTR(press_to_select, S_IWUSR | S_IRUGO, |
94723bfa JL |
486 | attr_press_to_select_show_tpkbd, |
487 | attr_press_to_select_store_tpkbd); | |
c1dcad2d | 488 | |
94723bfa | 489 | static struct device_attribute dev_attr_dragging_tpkbd = |
c1dcad2d | 490 | __ATTR(dragging, S_IWUSR | S_IRUGO, |
94723bfa JL |
491 | attr_dragging_show_tpkbd, |
492 | attr_dragging_store_tpkbd); | |
c1dcad2d | 493 | |
94723bfa | 494 | static struct device_attribute dev_attr_release_to_select_tpkbd = |
c1dcad2d | 495 | __ATTR(release_to_select, S_IWUSR | S_IRUGO, |
94723bfa JL |
496 | attr_release_to_select_show_tpkbd, |
497 | attr_release_to_select_store_tpkbd); | |
c1dcad2d | 498 | |
94723bfa | 499 | static struct device_attribute dev_attr_select_right_tpkbd = |
c1dcad2d | 500 | __ATTR(select_right, S_IWUSR | S_IRUGO, |
94723bfa JL |
501 | attr_select_right_show_tpkbd, |
502 | attr_select_right_store_tpkbd); | |
c1dcad2d | 503 | |
94723bfa | 504 | static struct device_attribute dev_attr_sensitivity_tpkbd = |
c1dcad2d | 505 | __ATTR(sensitivity, S_IWUSR | S_IRUGO, |
94723bfa JL |
506 | attr_sensitivity_show_tpkbd, |
507 | attr_sensitivity_store_tpkbd); | |
c1dcad2d | 508 | |
94723bfa | 509 | static struct device_attribute dev_attr_press_speed_tpkbd = |
c1dcad2d | 510 | __ATTR(press_speed, S_IWUSR | S_IRUGO, |
94723bfa JL |
511 | attr_press_speed_show_tpkbd, |
512 | attr_press_speed_store_tpkbd); | |
513 | ||
514 | static struct attribute *lenovo_attributes_tpkbd[] = { | |
515 | &dev_attr_press_to_select_tpkbd.attr, | |
516 | &dev_attr_dragging_tpkbd.attr, | |
517 | &dev_attr_release_to_select_tpkbd.attr, | |
518 | &dev_attr_select_right_tpkbd.attr, | |
519 | &dev_attr_sensitivity_tpkbd.attr, | |
520 | &dev_attr_press_speed_tpkbd.attr, | |
c1dcad2d BS |
521 | NULL |
522 | }; | |
523 | ||
94723bfa JL |
524 | static const struct attribute_group lenovo_attr_group_tpkbd = { |
525 | .attrs = lenovo_attributes_tpkbd, | |
c1dcad2d BS |
526 | }; |
527 | ||
94723bfa | 528 | static enum led_brightness lenovo_led_brightness_get_tpkbd( |
c1dcad2d BS |
529 | struct led_classdev *led_cdev) |
530 | { | |
832fbeae AL |
531 | struct device *dev = led_cdev->dev->parent; |
532 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
94723bfa | 533 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
534 | int led_nr = 0; |
535 | ||
c1dcad2d BS |
536 | if (led_cdev == &data_pointer->led_micmute) |
537 | led_nr = 1; | |
538 | ||
539 | return data_pointer->led_state & (1 << led_nr) | |
540 | ? LED_FULL | |
541 | : LED_OFF; | |
542 | } | |
543 | ||
94723bfa | 544 | static void lenovo_led_brightness_set_tpkbd(struct led_classdev *led_cdev, |
c1dcad2d BS |
545 | enum led_brightness value) |
546 | { | |
832fbeae AL |
547 | struct device *dev = led_cdev->dev->parent; |
548 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
94723bfa | 549 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 550 | struct hid_report *report; |
c1dcad2d BS |
551 | int led_nr = 0; |
552 | ||
c1dcad2d BS |
553 | if (led_cdev == &data_pointer->led_micmute) |
554 | led_nr = 1; | |
555 | ||
556 | if (value == LED_OFF) | |
557 | data_pointer->led_state &= ~(1 << led_nr); | |
558 | else | |
559 | data_pointer->led_state |= 1 << led_nr; | |
560 | ||
561 | report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3]; | |
562 | report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1; | |
563 | report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1; | |
d8814272 | 564 | hid_hw_request(hdev, report, HID_REQ_SET_REPORT); |
c1dcad2d BS |
565 | } |
566 | ||
94723bfa | 567 | static int lenovo_probe_tpkbd(struct hid_device *hdev) |
c1dcad2d BS |
568 | { |
569 | struct device *dev = &hdev->dev; | |
94723bfa | 570 | struct lenovo_drvdata_tpkbd *data_pointer; |
c1dcad2d BS |
571 | size_t name_sz = strlen(dev_name(dev)) + 16; |
572 | char *name_mute, *name_micmute; | |
01ab35f1 | 573 | int i; |
e0a6aad6 | 574 | int ret; |
0a9cd0a8 | 575 | |
6a5b414b JL |
576 | /* |
577 | * Only register extra settings against subdevice where input_mapping | |
578 | * set drvdata to 1, i.e. the trackpoint. | |
579 | */ | |
580 | if (!hid_get_drvdata(hdev)) | |
581 | return 0; | |
582 | ||
583 | hid_set_drvdata(hdev, NULL); | |
584 | ||
0a9cd0a8 KC |
585 | /* Validate required reports. */ |
586 | for (i = 0; i < 4; i++) { | |
587 | if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1)) | |
588 | return -ENODEV; | |
589 | } | |
590 | if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2)) | |
591 | return -ENODEV; | |
c1dcad2d | 592 | |
e0a6aad6 JL |
593 | ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); |
594 | if (ret) | |
595 | hid_warn(hdev, "Could not create sysfs group: %d\n", ret); | |
c1dcad2d | 596 | |
01ab35f1 | 597 | data_pointer = devm_kzalloc(&hdev->dev, |
94723bfa | 598 | sizeof(struct lenovo_drvdata_tpkbd), |
01ab35f1 | 599 | GFP_KERNEL); |
c1dcad2d BS |
600 | if (data_pointer == NULL) { |
601 | hid_err(hdev, "Could not allocate memory for driver data\n"); | |
602 | return -ENOMEM; | |
603 | } | |
604 | ||
605 | // set same default values as windows driver | |
606 | data_pointer->sensitivity = 0xa0; | |
607 | data_pointer->press_speed = 0x38; | |
608 | ||
01ab35f1 BT |
609 | name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL); |
610 | name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL); | |
611 | if (name_mute == NULL || name_micmute == NULL) { | |
c1dcad2d | 612 | hid_err(hdev, "Could not allocate memory for led data\n"); |
01ab35f1 | 613 | return -ENOMEM; |
c1dcad2d BS |
614 | } |
615 | snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev)); | |
c1dcad2d BS |
616 | snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev)); |
617 | ||
618 | hid_set_drvdata(hdev, data_pointer); | |
619 | ||
620 | data_pointer->led_mute.name = name_mute; | |
94723bfa JL |
621 | data_pointer->led_mute.brightness_get = lenovo_led_brightness_get_tpkbd; |
622 | data_pointer->led_mute.brightness_set = lenovo_led_brightness_set_tpkbd; | |
c1dcad2d BS |
623 | data_pointer->led_mute.dev = dev; |
624 | led_classdev_register(dev, &data_pointer->led_mute); | |
625 | ||
626 | data_pointer->led_micmute.name = name_micmute; | |
94723bfa JL |
627 | data_pointer->led_micmute.brightness_get = |
628 | lenovo_led_brightness_get_tpkbd; | |
629 | data_pointer->led_micmute.brightness_set = | |
630 | lenovo_led_brightness_set_tpkbd; | |
c1dcad2d BS |
631 | data_pointer->led_micmute.dev = dev; |
632 | led_classdev_register(dev, &data_pointer->led_micmute); | |
633 | ||
94723bfa | 634 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
635 | |
636 | return 0; | |
c1dcad2d BS |
637 | } |
638 | ||
f3d4ff0e JL |
639 | static int lenovo_probe_cptkbd(struct hid_device *hdev) |
640 | { | |
641 | int ret; | |
642 | struct lenovo_drvdata_cptkbd *cptkbd_data; | |
643 | ||
644 | /* All the custom action happens on the USBMOUSE device for USB */ | |
645 | if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD | |
646 | && hdev->type != HID_TYPE_USBMOUSE) { | |
647 | hid_dbg(hdev, "Ignoring keyboard half of device\n"); | |
648 | return 0; | |
649 | } | |
650 | ||
651 | cptkbd_data = devm_kzalloc(&hdev->dev, | |
652 | sizeof(*cptkbd_data), | |
653 | GFP_KERNEL); | |
654 | if (cptkbd_data == NULL) { | |
655 | hid_err(hdev, "can't alloc keyboard descriptor\n"); | |
656 | return -ENOMEM; | |
657 | } | |
658 | hid_set_drvdata(hdev, cptkbd_data); | |
659 | ||
660 | /* | |
661 | * Tell the keyboard a driver understands it, and turn F7, F9, F11 into | |
662 | * regular keys | |
663 | */ | |
664 | ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03); | |
665 | if (ret) | |
666 | hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret); | |
667 | ||
94eefa27 JL |
668 | /* Switch middle button to native mode */ |
669 | ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01); | |
670 | if (ret) | |
671 | hid_warn(hdev, "Failed to switch middle button: %d\n", ret); | |
672 | ||
e3cb0acd | 673 | /* Set keyboard settings to known state */ |
f3d4ff0e | 674 | cptkbd_data->fn_lock = true; |
e3cb0acd | 675 | cptkbd_data->sensitivity = 0x05; |
f3d4ff0e JL |
676 | lenovo_features_set_cptkbd(hdev); |
677 | ||
678 | ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd); | |
679 | if (ret) | |
680 | hid_warn(hdev, "Could not create sysfs group: %d\n", ret); | |
681 | ||
682 | return 0; | |
683 | } | |
684 | ||
94723bfa | 685 | static int lenovo_probe(struct hid_device *hdev, |
c1dcad2d BS |
686 | const struct hid_device_id *id) |
687 | { | |
688 | int ret; | |
c1dcad2d BS |
689 | |
690 | ret = hid_parse(hdev); | |
691 | if (ret) { | |
692 | hid_err(hdev, "hid_parse failed\n"); | |
0ccdd9e7 | 693 | goto err; |
c1dcad2d BS |
694 | } |
695 | ||
696 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
697 | if (ret) { | |
698 | hid_err(hdev, "hid_hw_start failed\n"); | |
0ccdd9e7 | 699 | goto err; |
c1dcad2d BS |
700 | } |
701 | ||
6a5b414b JL |
702 | switch (hdev->product) { |
703 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
94723bfa | 704 | ret = lenovo_probe_tpkbd(hdev); |
6a5b414b | 705 | break; |
f3d4ff0e JL |
706 | case USB_DEVICE_ID_LENOVO_CUSBKBD: |
707 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
708 | ret = lenovo_probe_cptkbd(hdev); | |
709 | break; | |
6a5b414b JL |
710 | default: |
711 | ret = 0; | |
712 | break; | |
0ccdd9e7 | 713 | } |
6a5b414b JL |
714 | if (ret) |
715 | goto err_hid; | |
c1dcad2d BS |
716 | |
717 | return 0; | |
0ccdd9e7 BT |
718 | err_hid: |
719 | hid_hw_stop(hdev); | |
720 | err: | |
c1dcad2d BS |
721 | return ret; |
722 | } | |
723 | ||
94723bfa | 724 | static void lenovo_remove_tpkbd(struct hid_device *hdev) |
c1dcad2d | 725 | { |
94723bfa | 726 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 727 | |
6a5b414b JL |
728 | /* |
729 | * Only the trackpoint half of the keyboard has drvdata and stuff that | |
730 | * needs unregistering. | |
731 | */ | |
732 | if (data_pointer == NULL) | |
733 | return; | |
734 | ||
c1dcad2d | 735 | sysfs_remove_group(&hdev->dev.kobj, |
94723bfa | 736 | &lenovo_attr_group_tpkbd); |
c1dcad2d | 737 | |
c1dcad2d BS |
738 | led_classdev_unregister(&data_pointer->led_micmute); |
739 | led_classdev_unregister(&data_pointer->led_mute); | |
740 | ||
741 | hid_set_drvdata(hdev, NULL); | |
c1dcad2d BS |
742 | } |
743 | ||
f3d4ff0e JL |
744 | static void lenovo_remove_cptkbd(struct hid_device *hdev) |
745 | { | |
746 | sysfs_remove_group(&hdev->dev.kobj, | |
747 | &lenovo_attr_group_cptkbd); | |
748 | } | |
749 | ||
94723bfa | 750 | static void lenovo_remove(struct hid_device *hdev) |
c1dcad2d | 751 | { |
6a5b414b JL |
752 | switch (hdev->product) { |
753 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
94723bfa | 754 | lenovo_remove_tpkbd(hdev); |
6a5b414b | 755 | break; |
f3d4ff0e JL |
756 | case USB_DEVICE_ID_LENOVO_CUSBKBD: |
757 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
758 | lenovo_remove_cptkbd(hdev); | |
759 | break; | |
6a5b414b | 760 | } |
c1dcad2d BS |
761 | |
762 | hid_hw_stop(hdev); | |
763 | } | |
764 | ||
94723bfa | 765 | static const struct hid_device_id lenovo_devices[] = { |
c1dcad2d | 766 | { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, |
f3d4ff0e JL |
767 | { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) }, |
768 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) }, | |
c1dcad2d BS |
769 | { } |
770 | }; | |
771 | ||
94723bfa | 772 | MODULE_DEVICE_TABLE(hid, lenovo_devices); |
c1dcad2d | 773 | |
94723bfa JL |
774 | static struct hid_driver lenovo_driver = { |
775 | .name = "lenovo", | |
776 | .id_table = lenovo_devices, | |
6a5b414b | 777 | .input_mapping = lenovo_input_mapping, |
94723bfa JL |
778 | .probe = lenovo_probe, |
779 | .remove = lenovo_remove, | |
f3d4ff0e | 780 | .raw_event = lenovo_raw_event, |
c1dcad2d | 781 | }; |
94723bfa | 782 | module_hid_driver(lenovo_driver); |
c1dcad2d BS |
783 | |
784 | MODULE_LICENSE("GPL"); |