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