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 | ||
181a8b91 BT |
46 | static const __u8 lenovo_pro_dock_need_fixup_collection[] = { |
47 | 0x05, 0x88, /* Usage Page (Vendor Usage Page 0x88) */ | |
48 | 0x09, 0x01, /* Usage (Vendor Usage 0x01) */ | |
49 | 0xa1, 0x01, /* Collection (Application) */ | |
50 | 0x85, 0x04, /* Report ID (4) */ | |
51 | 0x19, 0x00, /* Usage Minimum (0) */ | |
52 | 0x2a, 0xff, 0xff, /* Usage Maximum (65535) */ | |
53 | }; | |
54 | ||
55 | static __u8 *lenovo_report_fixup(struct hid_device *hdev, __u8 *rdesc, | |
56 | unsigned int *rsize) | |
57 | { | |
58 | switch (hdev->product) { | |
59 | case USB_DEVICE_ID_LENOVO_TPPRODOCK: | |
60 | /* the fixups that need to be done: | |
61 | * - get a reasonable usage max for the vendor collection | |
62 | * 0x8801 from the report ID 4 | |
63 | */ | |
64 | if (*rsize >= 153 && | |
65 | memcmp(&rdesc[140], lenovo_pro_dock_need_fixup_collection, | |
66 | sizeof(lenovo_pro_dock_need_fixup_collection)) == 0) { | |
67 | rdesc[151] = 0x01; | |
68 | rdesc[152] = 0x00; | |
69 | } | |
70 | break; | |
71 | } | |
72 | return rdesc; | |
73 | } | |
74 | ||
94723bfa | 75 | static int lenovo_input_mapping_tpkbd(struct hid_device *hdev, |
c1dcad2d BS |
76 | struct hid_input *hi, struct hid_field *field, |
77 | struct hid_usage *usage, unsigned long **bit, int *max) | |
78 | { | |
0c521836 | 79 | if (usage->hid == (HID_UP_BUTTON | 0x0010)) { |
6a5b414b | 80 | /* This sub-device contains trackpoint, mark it */ |
0c521836 | 81 | hid_set_drvdata(hdev, (void *)1); |
c1dcad2d BS |
82 | map_key_clear(KEY_MICMUTE); |
83 | return 1; | |
84 | } | |
85 | return 0; | |
86 | } | |
87 | ||
f3d4ff0e JL |
88 | static int lenovo_input_mapping_cptkbd(struct hid_device *hdev, |
89 | struct hid_input *hi, struct hid_field *field, | |
90 | struct hid_usage *usage, unsigned long **bit, int *max) | |
91 | { | |
92 | /* HID_UP_LNVENDOR = USB, HID_UP_MSVENDOR = BT */ | |
93 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR || | |
94 | (usage->hid & HID_USAGE_PAGE) == HID_UP_LNVENDOR) { | |
f3d4ff0e JL |
95 | switch (usage->hid & HID_USAGE) { |
96 | case 0x00f1: /* Fn-F4: Mic mute */ | |
97 | map_key_clear(KEY_MICMUTE); | |
98 | return 1; | |
99 | case 0x00f2: /* Fn-F5: Brightness down */ | |
100 | map_key_clear(KEY_BRIGHTNESSDOWN); | |
101 | return 1; | |
102 | case 0x00f3: /* Fn-F6: Brightness up */ | |
103 | map_key_clear(KEY_BRIGHTNESSUP); | |
104 | return 1; | |
105 | case 0x00f4: /* Fn-F7: External display (projector) */ | |
106 | map_key_clear(KEY_SWITCHVIDEOMODE); | |
107 | return 1; | |
108 | case 0x00f5: /* Fn-F8: Wireless */ | |
109 | map_key_clear(KEY_WLAN); | |
110 | return 1; | |
111 | case 0x00f6: /* Fn-F9: Control panel */ | |
112 | map_key_clear(KEY_CONFIG); | |
113 | return 1; | |
114 | case 0x00f8: /* Fn-F11: View open applications (3 boxes) */ | |
115 | map_key_clear(KEY_SCALE); | |
116 | return 1; | |
5556eb14 | 117 | case 0x00f9: /* Fn-F12: Open My computer (6 boxes) USB-only */ |
f3d4ff0e JL |
118 | /* NB: This mapping is invented in raw_event below */ |
119 | map_key_clear(KEY_FILE); | |
120 | return 1; | |
5556eb14 JL |
121 | case 0x00fa: /* Fn-Esc: Fn-lock toggle */ |
122 | map_key_clear(KEY_FN_ESC); | |
123 | return 1; | |
94eefa27 JL |
124 | case 0x00fb: /* Middle mouse button (in native mode) */ |
125 | map_key_clear(BTN_MIDDLE); | |
126 | return 1; | |
127 | } | |
128 | } | |
129 | ||
130 | /* Compatibility middle/wheel mappings should be ignored */ | |
131 | if (usage->hid == HID_GD_WHEEL) | |
132 | return -1; | |
133 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON && | |
134 | (usage->hid & HID_USAGE) == 0x003) | |
135 | return -1; | |
136 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER && | |
137 | (usage->hid & HID_USAGE) == 0x238) | |
138 | return -1; | |
139 | ||
140 | /* Map wheel emulation reports: 0xffa1 = USB, 0xff10 = BT */ | |
141 | if ((usage->hid & HID_USAGE_PAGE) == 0xff100000 || | |
142 | (usage->hid & HID_USAGE_PAGE) == 0xffa10000) { | |
143 | field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE; | |
144 | field->logical_minimum = -127; | |
145 | field->logical_maximum = 127; | |
146 | ||
147 | switch (usage->hid & HID_USAGE) { | |
148 | case 0x0000: | |
7f65068f | 149 | hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL); |
94eefa27 JL |
150 | return 1; |
151 | case 0x0001: | |
7f65068f | 152 | hid_map_usage(hi, usage, bit, max, EV_REL, REL_WHEEL); |
94eefa27 JL |
153 | return 1; |
154 | default: | |
155 | return -1; | |
f3d4ff0e JL |
156 | } |
157 | } | |
158 | ||
159 | return 0; | |
160 | } | |
161 | ||
6a5b414b JL |
162 | static int lenovo_input_mapping(struct hid_device *hdev, |
163 | struct hid_input *hi, struct hid_field *field, | |
164 | struct hid_usage *usage, unsigned long **bit, int *max) | |
165 | { | |
166 | switch (hdev->product) { | |
167 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
168 | return lenovo_input_mapping_tpkbd(hdev, hi, field, | |
169 | usage, bit, max); | |
f3d4ff0e JL |
170 | case USB_DEVICE_ID_LENOVO_CUSBKBD: |
171 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
172 | return lenovo_input_mapping_cptkbd(hdev, hi, field, | |
173 | usage, bit, max); | |
6a5b414b JL |
174 | default: |
175 | return 0; | |
176 | } | |
177 | } | |
178 | ||
c1dcad2d BS |
179 | #undef map_key_clear |
180 | ||
f3d4ff0e JL |
181 | /* Send a config command to the keyboard */ |
182 | static int lenovo_send_cmd_cptkbd(struct hid_device *hdev, | |
183 | unsigned char byte2, unsigned char byte3) | |
184 | { | |
185 | int ret; | |
186 | unsigned char buf[] = {0x18, byte2, byte3}; | |
187 | ||
188 | switch (hdev->product) { | |
189 | case USB_DEVICE_ID_LENOVO_CUSBKBD: | |
190 | ret = hid_hw_raw_request(hdev, 0x13, buf, sizeof(buf), | |
191 | HID_FEATURE_REPORT, HID_REQ_SET_REPORT); | |
192 | break; | |
193 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
194 | ret = hid_hw_output_report(hdev, buf, sizeof(buf)); | |
195 | break; | |
196 | default: | |
197 | ret = -EINVAL; | |
198 | break; | |
199 | } | |
200 | ||
201 | return ret < 0 ? ret : 0; /* BT returns 0, USB returns sizeof(buf) */ | |
202 | } | |
203 | ||
204 | static void lenovo_features_set_cptkbd(struct hid_device *hdev) | |
205 | { | |
206 | int ret; | |
207 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
208 | ||
209 | ret = lenovo_send_cmd_cptkbd(hdev, 0x05, cptkbd_data->fn_lock); | |
210 | if (ret) | |
211 | hid_err(hdev, "Fn-lock setting failed: %d\n", ret); | |
dbfebb44 JL |
212 | |
213 | ret = lenovo_send_cmd_cptkbd(hdev, 0x02, cptkbd_data->sensitivity); | |
214 | if (ret) | |
215 | hid_err(hdev, "Sensitivity setting failed: %d\n", ret); | |
f3d4ff0e JL |
216 | } |
217 | ||
218 | static ssize_t attr_fn_lock_show_cptkbd(struct device *dev, | |
219 | struct device_attribute *attr, | |
220 | char *buf) | |
221 | { | |
222 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
223 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
224 | ||
225 | return snprintf(buf, PAGE_SIZE, "%u\n", cptkbd_data->fn_lock); | |
226 | } | |
227 | ||
228 | static ssize_t attr_fn_lock_store_cptkbd(struct device *dev, | |
229 | struct device_attribute *attr, | |
230 | const char *buf, | |
231 | size_t count) | |
232 | { | |
233 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
234 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
235 | int value; | |
236 | ||
237 | if (kstrtoint(buf, 10, &value)) | |
238 | return -EINVAL; | |
239 | if (value < 0 || value > 1) | |
240 | return -EINVAL; | |
241 | ||
242 | cptkbd_data->fn_lock = !!value; | |
243 | lenovo_features_set_cptkbd(hdev); | |
244 | ||
245 | return count; | |
246 | } | |
247 | ||
e3cb0acd JL |
248 | static ssize_t attr_sensitivity_show_cptkbd(struct device *dev, |
249 | struct device_attribute *attr, | |
250 | char *buf) | |
251 | { | |
252 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
253 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
254 | ||
255 | return snprintf(buf, PAGE_SIZE, "%u\n", | |
256 | cptkbd_data->sensitivity); | |
257 | } | |
258 | ||
259 | static ssize_t attr_sensitivity_store_cptkbd(struct device *dev, | |
260 | struct device_attribute *attr, | |
261 | const char *buf, | |
262 | size_t count) | |
263 | { | |
264 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
265 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
266 | int value; | |
267 | ||
268 | if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) | |
269 | return -EINVAL; | |
270 | ||
271 | cptkbd_data->sensitivity = value; | |
272 | lenovo_features_set_cptkbd(hdev); | |
273 | ||
274 | return count; | |
275 | } | |
276 | ||
277 | ||
f3d4ff0e JL |
278 | static struct device_attribute dev_attr_fn_lock_cptkbd = |
279 | __ATTR(fn_lock, S_IWUSR | S_IRUGO, | |
280 | attr_fn_lock_show_cptkbd, | |
281 | attr_fn_lock_store_cptkbd); | |
282 | ||
e3cb0acd JL |
283 | static struct device_attribute dev_attr_sensitivity_cptkbd = |
284 | __ATTR(sensitivity, S_IWUSR | S_IRUGO, | |
285 | attr_sensitivity_show_cptkbd, | |
286 | attr_sensitivity_store_cptkbd); | |
287 | ||
288 | ||
f3d4ff0e JL |
289 | static struct attribute *lenovo_attributes_cptkbd[] = { |
290 | &dev_attr_fn_lock_cptkbd.attr, | |
e3cb0acd | 291 | &dev_attr_sensitivity_cptkbd.attr, |
f3d4ff0e JL |
292 | NULL |
293 | }; | |
294 | ||
295 | static const struct attribute_group lenovo_attr_group_cptkbd = { | |
296 | .attrs = lenovo_attributes_cptkbd, | |
297 | }; | |
298 | ||
299 | static int lenovo_raw_event(struct hid_device *hdev, | |
300 | struct hid_report *report, u8 *data, int size) | |
301 | { | |
302 | /* | |
303 | * Compact USB keyboard's Fn-F12 report holds down many other keys, and | |
304 | * its own key is outside the usage page range. Remove extra | |
305 | * keypresses and remap to inside usage page. | |
306 | */ | |
307 | if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD | |
308 | && size == 3 | |
309 | && data[0] == 0x15 | |
310 | && data[1] == 0x94 | |
311 | && data[2] == 0x01)) { | |
5556eb14 JL |
312 | data[1] = 0x00; |
313 | data[2] = 0x01; | |
f3d4ff0e JL |
314 | } |
315 | ||
316 | return 0; | |
317 | } | |
318 | ||
94723bfa | 319 | static int lenovo_features_set_tpkbd(struct hid_device *hdev) |
c1dcad2d BS |
320 | { |
321 | struct hid_report *report; | |
94723bfa | 322 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 323 | |
c1dcad2d BS |
324 | report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4]; |
325 | ||
326 | report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02; | |
327 | report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08; | |
328 | report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20; | |
329 | report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40; | |
330 | report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver | |
331 | report->field[2]->value[0] = data_pointer->sensitivity; | |
332 | report->field[3]->value[0] = data_pointer->press_speed; | |
333 | ||
d8814272 | 334 | hid_hw_request(hdev, report, HID_REQ_SET_REPORT); |
c1dcad2d BS |
335 | return 0; |
336 | } | |
337 | ||
94723bfa | 338 | static ssize_t attr_press_to_select_show_tpkbd(struct device *dev, |
c1dcad2d BS |
339 | struct device_attribute *attr, |
340 | char *buf) | |
341 | { | |
832fbeae | 342 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 343 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
344 | |
345 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select); | |
346 | } | |
347 | ||
94723bfa | 348 | static ssize_t attr_press_to_select_store_tpkbd(struct device *dev, |
c1dcad2d BS |
349 | struct device_attribute *attr, |
350 | const char *buf, | |
351 | size_t count) | |
352 | { | |
832fbeae | 353 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 354 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
355 | int value; |
356 | ||
c1dcad2d BS |
357 | if (kstrtoint(buf, 10, &value)) |
358 | return -EINVAL; | |
359 | if (value < 0 || value > 1) | |
360 | return -EINVAL; | |
361 | ||
362 | data_pointer->press_to_select = value; | |
94723bfa | 363 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
364 | |
365 | return count; | |
366 | } | |
367 | ||
94723bfa | 368 | static ssize_t attr_dragging_show_tpkbd(struct device *dev, |
c1dcad2d BS |
369 | struct device_attribute *attr, |
370 | char *buf) | |
371 | { | |
832fbeae | 372 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 373 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
374 | |
375 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging); | |
376 | } | |
377 | ||
94723bfa | 378 | static ssize_t attr_dragging_store_tpkbd(struct device *dev, |
c1dcad2d BS |
379 | struct device_attribute *attr, |
380 | const char *buf, | |
381 | size_t count) | |
382 | { | |
832fbeae | 383 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 384 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
385 | int value; |
386 | ||
c1dcad2d BS |
387 | if (kstrtoint(buf, 10, &value)) |
388 | return -EINVAL; | |
389 | if (value < 0 || value > 1) | |
390 | return -EINVAL; | |
391 | ||
392 | data_pointer->dragging = value; | |
94723bfa | 393 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
394 | |
395 | return count; | |
396 | } | |
397 | ||
94723bfa | 398 | static ssize_t attr_release_to_select_show_tpkbd(struct device *dev, |
c1dcad2d BS |
399 | struct device_attribute *attr, |
400 | char *buf) | |
401 | { | |
832fbeae | 402 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 403 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
404 | |
405 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select); | |
406 | } | |
407 | ||
94723bfa | 408 | static ssize_t attr_release_to_select_store_tpkbd(struct device *dev, |
c1dcad2d BS |
409 | struct device_attribute *attr, |
410 | const char *buf, | |
411 | size_t count) | |
412 | { | |
832fbeae | 413 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 414 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
415 | int value; |
416 | ||
c1dcad2d BS |
417 | if (kstrtoint(buf, 10, &value)) |
418 | return -EINVAL; | |
419 | if (value < 0 || value > 1) | |
420 | return -EINVAL; | |
421 | ||
422 | data_pointer->release_to_select = value; | |
94723bfa | 423 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
424 | |
425 | return count; | |
426 | } | |
427 | ||
94723bfa | 428 | static ssize_t attr_select_right_show_tpkbd(struct device *dev, |
c1dcad2d BS |
429 | struct device_attribute *attr, |
430 | char *buf) | |
431 | { | |
832fbeae | 432 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 433 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
434 | |
435 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right); | |
436 | } | |
437 | ||
94723bfa | 438 | static ssize_t attr_select_right_store_tpkbd(struct device *dev, |
c1dcad2d BS |
439 | struct device_attribute *attr, |
440 | const char *buf, | |
441 | size_t count) | |
442 | { | |
832fbeae | 443 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 444 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
445 | int value; |
446 | ||
c1dcad2d BS |
447 | if (kstrtoint(buf, 10, &value)) |
448 | return -EINVAL; | |
449 | if (value < 0 || value > 1) | |
450 | return -EINVAL; | |
451 | ||
452 | data_pointer->select_right = value; | |
94723bfa | 453 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
454 | |
455 | return count; | |
456 | } | |
457 | ||
94723bfa | 458 | static ssize_t attr_sensitivity_show_tpkbd(struct device *dev, |
c1dcad2d BS |
459 | struct device_attribute *attr, |
460 | char *buf) | |
461 | { | |
832fbeae | 462 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 463 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
464 | |
465 | return snprintf(buf, PAGE_SIZE, "%u\n", | |
466 | data_pointer->sensitivity); | |
467 | } | |
468 | ||
94723bfa | 469 | static ssize_t attr_sensitivity_store_tpkbd(struct device *dev, |
c1dcad2d BS |
470 | struct device_attribute *attr, |
471 | const char *buf, | |
472 | size_t count) | |
473 | { | |
832fbeae | 474 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 475 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
476 | int value; |
477 | ||
c1dcad2d BS |
478 | if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) |
479 | return -EINVAL; | |
480 | ||
481 | data_pointer->sensitivity = value; | |
94723bfa | 482 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
483 | |
484 | return count; | |
485 | } | |
486 | ||
94723bfa | 487 | static ssize_t attr_press_speed_show_tpkbd(struct device *dev, |
c1dcad2d BS |
488 | struct device_attribute *attr, |
489 | char *buf) | |
490 | { | |
832fbeae | 491 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 492 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 493 | |
c1dcad2d BS |
494 | return snprintf(buf, PAGE_SIZE, "%u\n", |
495 | data_pointer->press_speed); | |
496 | } | |
497 | ||
94723bfa | 498 | static ssize_t attr_press_speed_store_tpkbd(struct device *dev, |
c1dcad2d BS |
499 | struct device_attribute *attr, |
500 | const char *buf, | |
501 | size_t count) | |
502 | { | |
832fbeae | 503 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 504 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
505 | int value; |
506 | ||
c1dcad2d BS |
507 | if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) |
508 | return -EINVAL; | |
509 | ||
510 | data_pointer->press_speed = value; | |
94723bfa | 511 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
512 | |
513 | return count; | |
514 | } | |
515 | ||
94723bfa | 516 | static struct device_attribute dev_attr_press_to_select_tpkbd = |
c1dcad2d | 517 | __ATTR(press_to_select, S_IWUSR | S_IRUGO, |
94723bfa JL |
518 | attr_press_to_select_show_tpkbd, |
519 | attr_press_to_select_store_tpkbd); | |
c1dcad2d | 520 | |
94723bfa | 521 | static struct device_attribute dev_attr_dragging_tpkbd = |
c1dcad2d | 522 | __ATTR(dragging, S_IWUSR | S_IRUGO, |
94723bfa JL |
523 | attr_dragging_show_tpkbd, |
524 | attr_dragging_store_tpkbd); | |
c1dcad2d | 525 | |
94723bfa | 526 | static struct device_attribute dev_attr_release_to_select_tpkbd = |
c1dcad2d | 527 | __ATTR(release_to_select, S_IWUSR | S_IRUGO, |
94723bfa JL |
528 | attr_release_to_select_show_tpkbd, |
529 | attr_release_to_select_store_tpkbd); | |
c1dcad2d | 530 | |
94723bfa | 531 | static struct device_attribute dev_attr_select_right_tpkbd = |
c1dcad2d | 532 | __ATTR(select_right, S_IWUSR | S_IRUGO, |
94723bfa JL |
533 | attr_select_right_show_tpkbd, |
534 | attr_select_right_store_tpkbd); | |
c1dcad2d | 535 | |
94723bfa | 536 | static struct device_attribute dev_attr_sensitivity_tpkbd = |
c1dcad2d | 537 | __ATTR(sensitivity, S_IWUSR | S_IRUGO, |
94723bfa JL |
538 | attr_sensitivity_show_tpkbd, |
539 | attr_sensitivity_store_tpkbd); | |
c1dcad2d | 540 | |
94723bfa | 541 | static struct device_attribute dev_attr_press_speed_tpkbd = |
c1dcad2d | 542 | __ATTR(press_speed, S_IWUSR | S_IRUGO, |
94723bfa JL |
543 | attr_press_speed_show_tpkbd, |
544 | attr_press_speed_store_tpkbd); | |
545 | ||
546 | static struct attribute *lenovo_attributes_tpkbd[] = { | |
547 | &dev_attr_press_to_select_tpkbd.attr, | |
548 | &dev_attr_dragging_tpkbd.attr, | |
549 | &dev_attr_release_to_select_tpkbd.attr, | |
550 | &dev_attr_select_right_tpkbd.attr, | |
551 | &dev_attr_sensitivity_tpkbd.attr, | |
552 | &dev_attr_press_speed_tpkbd.attr, | |
c1dcad2d BS |
553 | NULL |
554 | }; | |
555 | ||
94723bfa JL |
556 | static const struct attribute_group lenovo_attr_group_tpkbd = { |
557 | .attrs = lenovo_attributes_tpkbd, | |
c1dcad2d BS |
558 | }; |
559 | ||
94723bfa | 560 | static enum led_brightness lenovo_led_brightness_get_tpkbd( |
c1dcad2d BS |
561 | struct led_classdev *led_cdev) |
562 | { | |
832fbeae AL |
563 | struct device *dev = led_cdev->dev->parent; |
564 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
94723bfa | 565 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
566 | int led_nr = 0; |
567 | ||
c1dcad2d BS |
568 | if (led_cdev == &data_pointer->led_micmute) |
569 | led_nr = 1; | |
570 | ||
571 | return data_pointer->led_state & (1 << led_nr) | |
572 | ? LED_FULL | |
573 | : LED_OFF; | |
574 | } | |
575 | ||
94723bfa | 576 | static void lenovo_led_brightness_set_tpkbd(struct led_classdev *led_cdev, |
c1dcad2d BS |
577 | enum led_brightness value) |
578 | { | |
832fbeae AL |
579 | struct device *dev = led_cdev->dev->parent; |
580 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
94723bfa | 581 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 582 | struct hid_report *report; |
c1dcad2d BS |
583 | int led_nr = 0; |
584 | ||
c1dcad2d BS |
585 | if (led_cdev == &data_pointer->led_micmute) |
586 | led_nr = 1; | |
587 | ||
588 | if (value == LED_OFF) | |
589 | data_pointer->led_state &= ~(1 << led_nr); | |
590 | else | |
591 | data_pointer->led_state |= 1 << led_nr; | |
592 | ||
593 | report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3]; | |
594 | report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1; | |
595 | report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1; | |
d8814272 | 596 | hid_hw_request(hdev, report, HID_REQ_SET_REPORT); |
c1dcad2d BS |
597 | } |
598 | ||
94723bfa | 599 | static int lenovo_probe_tpkbd(struct hid_device *hdev) |
c1dcad2d BS |
600 | { |
601 | struct device *dev = &hdev->dev; | |
94723bfa | 602 | struct lenovo_drvdata_tpkbd *data_pointer; |
c1dcad2d BS |
603 | size_t name_sz = strlen(dev_name(dev)) + 16; |
604 | char *name_mute, *name_micmute; | |
01ab35f1 | 605 | int i; |
e0a6aad6 | 606 | int ret; |
0a9cd0a8 | 607 | |
6a5b414b JL |
608 | /* |
609 | * Only register extra settings against subdevice where input_mapping | |
610 | * set drvdata to 1, i.e. the trackpoint. | |
611 | */ | |
612 | if (!hid_get_drvdata(hdev)) | |
613 | return 0; | |
614 | ||
615 | hid_set_drvdata(hdev, NULL); | |
616 | ||
0a9cd0a8 KC |
617 | /* Validate required reports. */ |
618 | for (i = 0; i < 4; i++) { | |
619 | if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1)) | |
620 | return -ENODEV; | |
621 | } | |
622 | if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2)) | |
623 | return -ENODEV; | |
c1dcad2d | 624 | |
e0a6aad6 JL |
625 | ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); |
626 | if (ret) | |
627 | hid_warn(hdev, "Could not create sysfs group: %d\n", ret); | |
c1dcad2d | 628 | |
01ab35f1 | 629 | data_pointer = devm_kzalloc(&hdev->dev, |
94723bfa | 630 | sizeof(struct lenovo_drvdata_tpkbd), |
01ab35f1 | 631 | GFP_KERNEL); |
c1dcad2d BS |
632 | if (data_pointer == NULL) { |
633 | hid_err(hdev, "Could not allocate memory for driver data\n"); | |
b7212600 AK |
634 | ret = -ENOMEM; |
635 | goto err; | |
c1dcad2d BS |
636 | } |
637 | ||
638 | // set same default values as windows driver | |
639 | data_pointer->sensitivity = 0xa0; | |
640 | data_pointer->press_speed = 0x38; | |
641 | ||
01ab35f1 BT |
642 | name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL); |
643 | name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL); | |
644 | if (name_mute == NULL || name_micmute == NULL) { | |
c1dcad2d | 645 | hid_err(hdev, "Could not allocate memory for led data\n"); |
b7212600 AK |
646 | ret = -ENOMEM; |
647 | goto err; | |
c1dcad2d BS |
648 | } |
649 | snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev)); | |
c1dcad2d BS |
650 | snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev)); |
651 | ||
652 | hid_set_drvdata(hdev, data_pointer); | |
653 | ||
654 | data_pointer->led_mute.name = name_mute; | |
94723bfa JL |
655 | data_pointer->led_mute.brightness_get = lenovo_led_brightness_get_tpkbd; |
656 | data_pointer->led_mute.brightness_set = lenovo_led_brightness_set_tpkbd; | |
c1dcad2d BS |
657 | data_pointer->led_mute.dev = dev; |
658 | led_classdev_register(dev, &data_pointer->led_mute); | |
659 | ||
660 | data_pointer->led_micmute.name = name_micmute; | |
94723bfa JL |
661 | data_pointer->led_micmute.brightness_get = |
662 | lenovo_led_brightness_get_tpkbd; | |
663 | data_pointer->led_micmute.brightness_set = | |
664 | lenovo_led_brightness_set_tpkbd; | |
c1dcad2d BS |
665 | data_pointer->led_micmute.dev = dev; |
666 | led_classdev_register(dev, &data_pointer->led_micmute); | |
667 | ||
94723bfa | 668 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
669 | |
670 | return 0; | |
b7212600 AK |
671 | err: |
672 | sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); | |
673 | return ret; | |
c1dcad2d BS |
674 | } |
675 | ||
f3d4ff0e JL |
676 | static int lenovo_probe_cptkbd(struct hid_device *hdev) |
677 | { | |
678 | int ret; | |
679 | struct lenovo_drvdata_cptkbd *cptkbd_data; | |
680 | ||
681 | /* All the custom action happens on the USBMOUSE device for USB */ | |
682 | if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD | |
683 | && hdev->type != HID_TYPE_USBMOUSE) { | |
684 | hid_dbg(hdev, "Ignoring keyboard half of device\n"); | |
685 | return 0; | |
686 | } | |
687 | ||
688 | cptkbd_data = devm_kzalloc(&hdev->dev, | |
689 | sizeof(*cptkbd_data), | |
690 | GFP_KERNEL); | |
691 | if (cptkbd_data == NULL) { | |
692 | hid_err(hdev, "can't alloc keyboard descriptor\n"); | |
693 | return -ENOMEM; | |
694 | } | |
695 | hid_set_drvdata(hdev, cptkbd_data); | |
696 | ||
697 | /* | |
698 | * Tell the keyboard a driver understands it, and turn F7, F9, F11 into | |
699 | * regular keys | |
700 | */ | |
701 | ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03); | |
702 | if (ret) | |
703 | hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret); | |
704 | ||
94eefa27 JL |
705 | /* Switch middle button to native mode */ |
706 | ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01); | |
707 | if (ret) | |
708 | hid_warn(hdev, "Failed to switch middle button: %d\n", ret); | |
709 | ||
e3cb0acd | 710 | /* Set keyboard settings to known state */ |
f3d4ff0e | 711 | cptkbd_data->fn_lock = true; |
e3cb0acd | 712 | cptkbd_data->sensitivity = 0x05; |
f3d4ff0e JL |
713 | lenovo_features_set_cptkbd(hdev); |
714 | ||
715 | ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd); | |
716 | if (ret) | |
717 | hid_warn(hdev, "Could not create sysfs group: %d\n", ret); | |
718 | ||
719 | return 0; | |
720 | } | |
721 | ||
94723bfa | 722 | static int lenovo_probe(struct hid_device *hdev, |
c1dcad2d BS |
723 | const struct hid_device_id *id) |
724 | { | |
725 | int ret; | |
c1dcad2d BS |
726 | |
727 | ret = hid_parse(hdev); | |
728 | if (ret) { | |
729 | hid_err(hdev, "hid_parse failed\n"); | |
0ccdd9e7 | 730 | goto err; |
c1dcad2d BS |
731 | } |
732 | ||
733 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
734 | if (ret) { | |
735 | hid_err(hdev, "hid_hw_start failed\n"); | |
0ccdd9e7 | 736 | goto err; |
c1dcad2d BS |
737 | } |
738 | ||
6a5b414b JL |
739 | switch (hdev->product) { |
740 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
94723bfa | 741 | ret = lenovo_probe_tpkbd(hdev); |
6a5b414b | 742 | break; |
f3d4ff0e JL |
743 | case USB_DEVICE_ID_LENOVO_CUSBKBD: |
744 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
745 | ret = lenovo_probe_cptkbd(hdev); | |
746 | break; | |
6a5b414b JL |
747 | default: |
748 | ret = 0; | |
749 | break; | |
0ccdd9e7 | 750 | } |
6a5b414b JL |
751 | if (ret) |
752 | goto err_hid; | |
c1dcad2d BS |
753 | |
754 | return 0; | |
0ccdd9e7 BT |
755 | err_hid: |
756 | hid_hw_stop(hdev); | |
757 | err: | |
c1dcad2d BS |
758 | return ret; |
759 | } | |
760 | ||
94723bfa | 761 | static void lenovo_remove_tpkbd(struct hid_device *hdev) |
c1dcad2d | 762 | { |
94723bfa | 763 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 764 | |
6a5b414b JL |
765 | /* |
766 | * Only the trackpoint half of the keyboard has drvdata and stuff that | |
767 | * needs unregistering. | |
768 | */ | |
769 | if (data_pointer == NULL) | |
770 | return; | |
771 | ||
c1dcad2d | 772 | sysfs_remove_group(&hdev->dev.kobj, |
94723bfa | 773 | &lenovo_attr_group_tpkbd); |
c1dcad2d | 774 | |
c1dcad2d BS |
775 | led_classdev_unregister(&data_pointer->led_micmute); |
776 | led_classdev_unregister(&data_pointer->led_mute); | |
777 | ||
778 | hid_set_drvdata(hdev, NULL); | |
c1dcad2d BS |
779 | } |
780 | ||
f3d4ff0e JL |
781 | static void lenovo_remove_cptkbd(struct hid_device *hdev) |
782 | { | |
783 | sysfs_remove_group(&hdev->dev.kobj, | |
784 | &lenovo_attr_group_cptkbd); | |
785 | } | |
786 | ||
94723bfa | 787 | static void lenovo_remove(struct hid_device *hdev) |
c1dcad2d | 788 | { |
6a5b414b JL |
789 | switch (hdev->product) { |
790 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
94723bfa | 791 | lenovo_remove_tpkbd(hdev); |
6a5b414b | 792 | break; |
f3d4ff0e JL |
793 | case USB_DEVICE_ID_LENOVO_CUSBKBD: |
794 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
795 | lenovo_remove_cptkbd(hdev); | |
796 | break; | |
6a5b414b | 797 | } |
c1dcad2d BS |
798 | |
799 | hid_hw_stop(hdev); | |
800 | } | |
801 | ||
d92189eb AF |
802 | static void lenovo_input_configured(struct hid_device *hdev, |
803 | struct hid_input *hi) | |
804 | { | |
805 | switch (hdev->product) { | |
806 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
807 | case USB_DEVICE_ID_LENOVO_CUSBKBD: | |
808 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
809 | if (test_bit(EV_REL, hi->input->evbit)) { | |
810 | /* set only for trackpoint device */ | |
811 | __set_bit(INPUT_PROP_POINTER, hi->input->propbit); | |
812 | __set_bit(INPUT_PROP_POINTING_STICK, | |
813 | hi->input->propbit); | |
814 | } | |
815 | break; | |
816 | } | |
817 | } | |
818 | ||
819 | ||
94723bfa | 820 | static const struct hid_device_id lenovo_devices[] = { |
c1dcad2d | 821 | { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, |
f3d4ff0e JL |
822 | { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) }, |
823 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) }, | |
181a8b91 | 824 | { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) }, |
c1dcad2d BS |
825 | { } |
826 | }; | |
827 | ||
94723bfa | 828 | MODULE_DEVICE_TABLE(hid, lenovo_devices); |
c1dcad2d | 829 | |
94723bfa JL |
830 | static struct hid_driver lenovo_driver = { |
831 | .name = "lenovo", | |
832 | .id_table = lenovo_devices, | |
d92189eb | 833 | .input_configured = lenovo_input_configured, |
6a5b414b | 834 | .input_mapping = lenovo_input_mapping, |
94723bfa JL |
835 | .probe = lenovo_probe, |
836 | .remove = lenovo_remove, | |
f3d4ff0e | 837 | .raw_event = lenovo_raw_event, |
181a8b91 | 838 | .report_fixup = lenovo_report_fixup, |
c1dcad2d | 839 | }; |
94723bfa | 840 | module_hid_driver(lenovo_driver); |
c1dcad2d BS |
841 | |
842 | MODULE_LICENSE("GPL"); |