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); | |
e3cb0acd | 210 | ret = lenovo_send_cmd_cptkbd(hdev, 0x02, cptkbd_data->sensitivity); |
f3d4ff0e JL |
211 | if (ret) |
212 | hid_err(hdev, "Fn-lock setting failed: %d\n", ret); | |
213 | } | |
214 | ||
215 | static ssize_t attr_fn_lock_show_cptkbd(struct device *dev, | |
216 | struct device_attribute *attr, | |
217 | char *buf) | |
218 | { | |
219 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
220 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
221 | ||
222 | return snprintf(buf, PAGE_SIZE, "%u\n", cptkbd_data->fn_lock); | |
223 | } | |
224 | ||
225 | static ssize_t attr_fn_lock_store_cptkbd(struct device *dev, | |
226 | struct device_attribute *attr, | |
227 | const char *buf, | |
228 | size_t count) | |
229 | { | |
230 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
231 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
232 | int value; | |
233 | ||
234 | if (kstrtoint(buf, 10, &value)) | |
235 | return -EINVAL; | |
236 | if (value < 0 || value > 1) | |
237 | return -EINVAL; | |
238 | ||
239 | cptkbd_data->fn_lock = !!value; | |
240 | lenovo_features_set_cptkbd(hdev); | |
241 | ||
242 | return count; | |
243 | } | |
244 | ||
e3cb0acd JL |
245 | static ssize_t attr_sensitivity_show_cptkbd(struct device *dev, |
246 | struct device_attribute *attr, | |
247 | char *buf) | |
248 | { | |
249 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
250 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
251 | ||
252 | return snprintf(buf, PAGE_SIZE, "%u\n", | |
253 | cptkbd_data->sensitivity); | |
254 | } | |
255 | ||
256 | static ssize_t attr_sensitivity_store_cptkbd(struct device *dev, | |
257 | struct device_attribute *attr, | |
258 | const char *buf, | |
259 | size_t count) | |
260 | { | |
261 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
262 | struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev); | |
263 | int value; | |
264 | ||
265 | if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) | |
266 | return -EINVAL; | |
267 | ||
268 | cptkbd_data->sensitivity = value; | |
269 | lenovo_features_set_cptkbd(hdev); | |
270 | ||
271 | return count; | |
272 | } | |
273 | ||
274 | ||
f3d4ff0e JL |
275 | static struct device_attribute dev_attr_fn_lock_cptkbd = |
276 | __ATTR(fn_lock, S_IWUSR | S_IRUGO, | |
277 | attr_fn_lock_show_cptkbd, | |
278 | attr_fn_lock_store_cptkbd); | |
279 | ||
e3cb0acd JL |
280 | static struct device_attribute dev_attr_sensitivity_cptkbd = |
281 | __ATTR(sensitivity, S_IWUSR | S_IRUGO, | |
282 | attr_sensitivity_show_cptkbd, | |
283 | attr_sensitivity_store_cptkbd); | |
284 | ||
285 | ||
f3d4ff0e JL |
286 | static struct attribute *lenovo_attributes_cptkbd[] = { |
287 | &dev_attr_fn_lock_cptkbd.attr, | |
e3cb0acd | 288 | &dev_attr_sensitivity_cptkbd.attr, |
f3d4ff0e JL |
289 | NULL |
290 | }; | |
291 | ||
292 | static const struct attribute_group lenovo_attr_group_cptkbd = { | |
293 | .attrs = lenovo_attributes_cptkbd, | |
294 | }; | |
295 | ||
296 | static int lenovo_raw_event(struct hid_device *hdev, | |
297 | struct hid_report *report, u8 *data, int size) | |
298 | { | |
299 | /* | |
300 | * Compact USB keyboard's Fn-F12 report holds down many other keys, and | |
301 | * its own key is outside the usage page range. Remove extra | |
302 | * keypresses and remap to inside usage page. | |
303 | */ | |
304 | if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD | |
305 | && size == 3 | |
306 | && data[0] == 0x15 | |
307 | && data[1] == 0x94 | |
308 | && data[2] == 0x01)) { | |
5556eb14 JL |
309 | data[1] = 0x00; |
310 | data[2] = 0x01; | |
f3d4ff0e JL |
311 | } |
312 | ||
313 | return 0; | |
314 | } | |
315 | ||
94723bfa | 316 | static int lenovo_features_set_tpkbd(struct hid_device *hdev) |
c1dcad2d BS |
317 | { |
318 | struct hid_report *report; | |
94723bfa | 319 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 320 | |
c1dcad2d BS |
321 | report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4]; |
322 | ||
323 | report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02; | |
324 | report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08; | |
325 | report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20; | |
326 | report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40; | |
327 | report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver | |
328 | report->field[2]->value[0] = data_pointer->sensitivity; | |
329 | report->field[3]->value[0] = data_pointer->press_speed; | |
330 | ||
d8814272 | 331 | hid_hw_request(hdev, report, HID_REQ_SET_REPORT); |
c1dcad2d BS |
332 | return 0; |
333 | } | |
334 | ||
94723bfa | 335 | static ssize_t attr_press_to_select_show_tpkbd(struct device *dev, |
c1dcad2d BS |
336 | struct device_attribute *attr, |
337 | char *buf) | |
338 | { | |
832fbeae | 339 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 340 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
341 | |
342 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select); | |
343 | } | |
344 | ||
94723bfa | 345 | static ssize_t attr_press_to_select_store_tpkbd(struct device *dev, |
c1dcad2d BS |
346 | struct device_attribute *attr, |
347 | const char *buf, | |
348 | size_t count) | |
349 | { | |
832fbeae | 350 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 351 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
352 | int value; |
353 | ||
c1dcad2d BS |
354 | if (kstrtoint(buf, 10, &value)) |
355 | return -EINVAL; | |
356 | if (value < 0 || value > 1) | |
357 | return -EINVAL; | |
358 | ||
359 | data_pointer->press_to_select = value; | |
94723bfa | 360 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
361 | |
362 | return count; | |
363 | } | |
364 | ||
94723bfa | 365 | static ssize_t attr_dragging_show_tpkbd(struct device *dev, |
c1dcad2d BS |
366 | struct device_attribute *attr, |
367 | char *buf) | |
368 | { | |
832fbeae | 369 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 370 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
371 | |
372 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging); | |
373 | } | |
374 | ||
94723bfa | 375 | static ssize_t attr_dragging_store_tpkbd(struct device *dev, |
c1dcad2d BS |
376 | struct device_attribute *attr, |
377 | const char *buf, | |
378 | size_t count) | |
379 | { | |
832fbeae | 380 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 381 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
382 | int value; |
383 | ||
c1dcad2d BS |
384 | if (kstrtoint(buf, 10, &value)) |
385 | return -EINVAL; | |
386 | if (value < 0 || value > 1) | |
387 | return -EINVAL; | |
388 | ||
389 | data_pointer->dragging = value; | |
94723bfa | 390 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
391 | |
392 | return count; | |
393 | } | |
394 | ||
94723bfa | 395 | static ssize_t attr_release_to_select_show_tpkbd(struct device *dev, |
c1dcad2d BS |
396 | struct device_attribute *attr, |
397 | char *buf) | |
398 | { | |
832fbeae | 399 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 400 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
401 | |
402 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select); | |
403 | } | |
404 | ||
94723bfa | 405 | static ssize_t attr_release_to_select_store_tpkbd(struct device *dev, |
c1dcad2d BS |
406 | struct device_attribute *attr, |
407 | const char *buf, | |
408 | size_t count) | |
409 | { | |
832fbeae | 410 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 411 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
412 | int value; |
413 | ||
c1dcad2d BS |
414 | if (kstrtoint(buf, 10, &value)) |
415 | return -EINVAL; | |
416 | if (value < 0 || value > 1) | |
417 | return -EINVAL; | |
418 | ||
419 | data_pointer->release_to_select = value; | |
94723bfa | 420 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
421 | |
422 | return count; | |
423 | } | |
424 | ||
94723bfa | 425 | static ssize_t attr_select_right_show_tpkbd(struct device *dev, |
c1dcad2d BS |
426 | struct device_attribute *attr, |
427 | char *buf) | |
428 | { | |
832fbeae | 429 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 430 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
431 | |
432 | return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right); | |
433 | } | |
434 | ||
94723bfa | 435 | static ssize_t attr_select_right_store_tpkbd(struct device *dev, |
c1dcad2d BS |
436 | struct device_attribute *attr, |
437 | const char *buf, | |
438 | size_t count) | |
439 | { | |
832fbeae | 440 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 441 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
442 | int value; |
443 | ||
c1dcad2d BS |
444 | if (kstrtoint(buf, 10, &value)) |
445 | return -EINVAL; | |
446 | if (value < 0 || value > 1) | |
447 | return -EINVAL; | |
448 | ||
449 | data_pointer->select_right = value; | |
94723bfa | 450 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
451 | |
452 | return count; | |
453 | } | |
454 | ||
94723bfa | 455 | static ssize_t attr_sensitivity_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 BS |
461 | |
462 | return snprintf(buf, PAGE_SIZE, "%u\n", | |
463 | data_pointer->sensitivity); | |
464 | } | |
465 | ||
94723bfa | 466 | static ssize_t attr_sensitivity_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->sensitivity = value; | |
94723bfa | 479 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
480 | |
481 | return count; | |
482 | } | |
483 | ||
94723bfa | 484 | static ssize_t attr_press_speed_show_tpkbd(struct device *dev, |
c1dcad2d BS |
485 | struct device_attribute *attr, |
486 | char *buf) | |
487 | { | |
832fbeae | 488 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 489 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 490 | |
c1dcad2d BS |
491 | return snprintf(buf, PAGE_SIZE, "%u\n", |
492 | data_pointer->press_speed); | |
493 | } | |
494 | ||
94723bfa | 495 | static ssize_t attr_press_speed_store_tpkbd(struct device *dev, |
c1dcad2d BS |
496 | struct device_attribute *attr, |
497 | const char *buf, | |
498 | size_t count) | |
499 | { | |
832fbeae | 500 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); |
94723bfa | 501 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
502 | int value; |
503 | ||
c1dcad2d BS |
504 | if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) |
505 | return -EINVAL; | |
506 | ||
507 | data_pointer->press_speed = value; | |
94723bfa | 508 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
509 | |
510 | return count; | |
511 | } | |
512 | ||
94723bfa | 513 | static struct device_attribute dev_attr_press_to_select_tpkbd = |
c1dcad2d | 514 | __ATTR(press_to_select, S_IWUSR | S_IRUGO, |
94723bfa JL |
515 | attr_press_to_select_show_tpkbd, |
516 | attr_press_to_select_store_tpkbd); | |
c1dcad2d | 517 | |
94723bfa | 518 | static struct device_attribute dev_attr_dragging_tpkbd = |
c1dcad2d | 519 | __ATTR(dragging, S_IWUSR | S_IRUGO, |
94723bfa JL |
520 | attr_dragging_show_tpkbd, |
521 | attr_dragging_store_tpkbd); | |
c1dcad2d | 522 | |
94723bfa | 523 | static struct device_attribute dev_attr_release_to_select_tpkbd = |
c1dcad2d | 524 | __ATTR(release_to_select, S_IWUSR | S_IRUGO, |
94723bfa JL |
525 | attr_release_to_select_show_tpkbd, |
526 | attr_release_to_select_store_tpkbd); | |
c1dcad2d | 527 | |
94723bfa | 528 | static struct device_attribute dev_attr_select_right_tpkbd = |
c1dcad2d | 529 | __ATTR(select_right, S_IWUSR | S_IRUGO, |
94723bfa JL |
530 | attr_select_right_show_tpkbd, |
531 | attr_select_right_store_tpkbd); | |
c1dcad2d | 532 | |
94723bfa | 533 | static struct device_attribute dev_attr_sensitivity_tpkbd = |
c1dcad2d | 534 | __ATTR(sensitivity, S_IWUSR | S_IRUGO, |
94723bfa JL |
535 | attr_sensitivity_show_tpkbd, |
536 | attr_sensitivity_store_tpkbd); | |
c1dcad2d | 537 | |
94723bfa | 538 | static struct device_attribute dev_attr_press_speed_tpkbd = |
c1dcad2d | 539 | __ATTR(press_speed, S_IWUSR | S_IRUGO, |
94723bfa JL |
540 | attr_press_speed_show_tpkbd, |
541 | attr_press_speed_store_tpkbd); | |
542 | ||
543 | static struct attribute *lenovo_attributes_tpkbd[] = { | |
544 | &dev_attr_press_to_select_tpkbd.attr, | |
545 | &dev_attr_dragging_tpkbd.attr, | |
546 | &dev_attr_release_to_select_tpkbd.attr, | |
547 | &dev_attr_select_right_tpkbd.attr, | |
548 | &dev_attr_sensitivity_tpkbd.attr, | |
549 | &dev_attr_press_speed_tpkbd.attr, | |
c1dcad2d BS |
550 | NULL |
551 | }; | |
552 | ||
94723bfa JL |
553 | static const struct attribute_group lenovo_attr_group_tpkbd = { |
554 | .attrs = lenovo_attributes_tpkbd, | |
c1dcad2d BS |
555 | }; |
556 | ||
94723bfa | 557 | static enum led_brightness lenovo_led_brightness_get_tpkbd( |
c1dcad2d BS |
558 | struct led_classdev *led_cdev) |
559 | { | |
832fbeae AL |
560 | struct device *dev = led_cdev->dev->parent; |
561 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
94723bfa | 562 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d BS |
563 | int led_nr = 0; |
564 | ||
c1dcad2d BS |
565 | if (led_cdev == &data_pointer->led_micmute) |
566 | led_nr = 1; | |
567 | ||
568 | return data_pointer->led_state & (1 << led_nr) | |
569 | ? LED_FULL | |
570 | : LED_OFF; | |
571 | } | |
572 | ||
94723bfa | 573 | static void lenovo_led_brightness_set_tpkbd(struct led_classdev *led_cdev, |
c1dcad2d BS |
574 | enum led_brightness value) |
575 | { | |
832fbeae AL |
576 | struct device *dev = led_cdev->dev->parent; |
577 | struct hid_device *hdev = container_of(dev, struct hid_device, dev); | |
94723bfa | 578 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 579 | struct hid_report *report; |
c1dcad2d BS |
580 | int led_nr = 0; |
581 | ||
c1dcad2d BS |
582 | if (led_cdev == &data_pointer->led_micmute) |
583 | led_nr = 1; | |
584 | ||
585 | if (value == LED_OFF) | |
586 | data_pointer->led_state &= ~(1 << led_nr); | |
587 | else | |
588 | data_pointer->led_state |= 1 << led_nr; | |
589 | ||
590 | report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3]; | |
591 | report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1; | |
592 | report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1; | |
d8814272 | 593 | hid_hw_request(hdev, report, HID_REQ_SET_REPORT); |
c1dcad2d BS |
594 | } |
595 | ||
94723bfa | 596 | static int lenovo_probe_tpkbd(struct hid_device *hdev) |
c1dcad2d BS |
597 | { |
598 | struct device *dev = &hdev->dev; | |
94723bfa | 599 | struct lenovo_drvdata_tpkbd *data_pointer; |
c1dcad2d BS |
600 | size_t name_sz = strlen(dev_name(dev)) + 16; |
601 | char *name_mute, *name_micmute; | |
01ab35f1 | 602 | int i; |
e0a6aad6 | 603 | int ret; |
0a9cd0a8 | 604 | |
6a5b414b JL |
605 | /* |
606 | * Only register extra settings against subdevice where input_mapping | |
607 | * set drvdata to 1, i.e. the trackpoint. | |
608 | */ | |
609 | if (!hid_get_drvdata(hdev)) | |
610 | return 0; | |
611 | ||
612 | hid_set_drvdata(hdev, NULL); | |
613 | ||
0a9cd0a8 KC |
614 | /* Validate required reports. */ |
615 | for (i = 0; i < 4; i++) { | |
616 | if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1)) | |
617 | return -ENODEV; | |
618 | } | |
619 | if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2)) | |
620 | return -ENODEV; | |
c1dcad2d | 621 | |
e0a6aad6 JL |
622 | ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); |
623 | if (ret) | |
624 | hid_warn(hdev, "Could not create sysfs group: %d\n", ret); | |
c1dcad2d | 625 | |
01ab35f1 | 626 | data_pointer = devm_kzalloc(&hdev->dev, |
94723bfa | 627 | sizeof(struct lenovo_drvdata_tpkbd), |
01ab35f1 | 628 | GFP_KERNEL); |
c1dcad2d BS |
629 | if (data_pointer == NULL) { |
630 | hid_err(hdev, "Could not allocate memory for driver data\n"); | |
b7212600 AK |
631 | ret = -ENOMEM; |
632 | goto err; | |
c1dcad2d BS |
633 | } |
634 | ||
635 | // set same default values as windows driver | |
636 | data_pointer->sensitivity = 0xa0; | |
637 | data_pointer->press_speed = 0x38; | |
638 | ||
01ab35f1 BT |
639 | name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL); |
640 | name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL); | |
641 | if (name_mute == NULL || name_micmute == NULL) { | |
c1dcad2d | 642 | hid_err(hdev, "Could not allocate memory for led data\n"); |
b7212600 AK |
643 | ret = -ENOMEM; |
644 | goto err; | |
c1dcad2d BS |
645 | } |
646 | snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev)); | |
c1dcad2d BS |
647 | snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev)); |
648 | ||
649 | hid_set_drvdata(hdev, data_pointer); | |
650 | ||
651 | data_pointer->led_mute.name = name_mute; | |
94723bfa JL |
652 | data_pointer->led_mute.brightness_get = lenovo_led_brightness_get_tpkbd; |
653 | data_pointer->led_mute.brightness_set = lenovo_led_brightness_set_tpkbd; | |
c1dcad2d BS |
654 | data_pointer->led_mute.dev = dev; |
655 | led_classdev_register(dev, &data_pointer->led_mute); | |
656 | ||
657 | data_pointer->led_micmute.name = name_micmute; | |
94723bfa JL |
658 | data_pointer->led_micmute.brightness_get = |
659 | lenovo_led_brightness_get_tpkbd; | |
660 | data_pointer->led_micmute.brightness_set = | |
661 | lenovo_led_brightness_set_tpkbd; | |
c1dcad2d BS |
662 | data_pointer->led_micmute.dev = dev; |
663 | led_classdev_register(dev, &data_pointer->led_micmute); | |
664 | ||
94723bfa | 665 | lenovo_features_set_tpkbd(hdev); |
c1dcad2d BS |
666 | |
667 | return 0; | |
b7212600 AK |
668 | err: |
669 | sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); | |
670 | return ret; | |
c1dcad2d BS |
671 | } |
672 | ||
f3d4ff0e JL |
673 | static int lenovo_probe_cptkbd(struct hid_device *hdev) |
674 | { | |
675 | int ret; | |
676 | struct lenovo_drvdata_cptkbd *cptkbd_data; | |
677 | ||
678 | /* All the custom action happens on the USBMOUSE device for USB */ | |
679 | if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD | |
680 | && hdev->type != HID_TYPE_USBMOUSE) { | |
681 | hid_dbg(hdev, "Ignoring keyboard half of device\n"); | |
682 | return 0; | |
683 | } | |
684 | ||
685 | cptkbd_data = devm_kzalloc(&hdev->dev, | |
686 | sizeof(*cptkbd_data), | |
687 | GFP_KERNEL); | |
688 | if (cptkbd_data == NULL) { | |
689 | hid_err(hdev, "can't alloc keyboard descriptor\n"); | |
690 | return -ENOMEM; | |
691 | } | |
692 | hid_set_drvdata(hdev, cptkbd_data); | |
693 | ||
694 | /* | |
695 | * Tell the keyboard a driver understands it, and turn F7, F9, F11 into | |
696 | * regular keys | |
697 | */ | |
698 | ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03); | |
699 | if (ret) | |
700 | hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret); | |
701 | ||
94eefa27 JL |
702 | /* Switch middle button to native mode */ |
703 | ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01); | |
704 | if (ret) | |
705 | hid_warn(hdev, "Failed to switch middle button: %d\n", ret); | |
706 | ||
e3cb0acd | 707 | /* Set keyboard settings to known state */ |
f3d4ff0e | 708 | cptkbd_data->fn_lock = true; |
e3cb0acd | 709 | cptkbd_data->sensitivity = 0x05; |
f3d4ff0e JL |
710 | lenovo_features_set_cptkbd(hdev); |
711 | ||
712 | ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd); | |
713 | if (ret) | |
714 | hid_warn(hdev, "Could not create sysfs group: %d\n", ret); | |
715 | ||
716 | return 0; | |
717 | } | |
718 | ||
94723bfa | 719 | static int lenovo_probe(struct hid_device *hdev, |
c1dcad2d BS |
720 | const struct hid_device_id *id) |
721 | { | |
722 | int ret; | |
c1dcad2d BS |
723 | |
724 | ret = hid_parse(hdev); | |
725 | if (ret) { | |
726 | hid_err(hdev, "hid_parse failed\n"); | |
0ccdd9e7 | 727 | goto err; |
c1dcad2d BS |
728 | } |
729 | ||
730 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
731 | if (ret) { | |
732 | hid_err(hdev, "hid_hw_start failed\n"); | |
0ccdd9e7 | 733 | goto err; |
c1dcad2d BS |
734 | } |
735 | ||
6a5b414b JL |
736 | switch (hdev->product) { |
737 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
94723bfa | 738 | ret = lenovo_probe_tpkbd(hdev); |
6a5b414b | 739 | break; |
f3d4ff0e JL |
740 | case USB_DEVICE_ID_LENOVO_CUSBKBD: |
741 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
742 | ret = lenovo_probe_cptkbd(hdev); | |
743 | break; | |
6a5b414b JL |
744 | default: |
745 | ret = 0; | |
746 | break; | |
0ccdd9e7 | 747 | } |
6a5b414b JL |
748 | if (ret) |
749 | goto err_hid; | |
c1dcad2d BS |
750 | |
751 | return 0; | |
0ccdd9e7 BT |
752 | err_hid: |
753 | hid_hw_stop(hdev); | |
754 | err: | |
c1dcad2d BS |
755 | return ret; |
756 | } | |
757 | ||
94723bfa | 758 | static void lenovo_remove_tpkbd(struct hid_device *hdev) |
c1dcad2d | 759 | { |
94723bfa | 760 | struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev); |
c1dcad2d | 761 | |
6a5b414b JL |
762 | /* |
763 | * Only the trackpoint half of the keyboard has drvdata and stuff that | |
764 | * needs unregistering. | |
765 | */ | |
766 | if (data_pointer == NULL) | |
767 | return; | |
768 | ||
c1dcad2d | 769 | sysfs_remove_group(&hdev->dev.kobj, |
94723bfa | 770 | &lenovo_attr_group_tpkbd); |
c1dcad2d | 771 | |
c1dcad2d BS |
772 | led_classdev_unregister(&data_pointer->led_micmute); |
773 | led_classdev_unregister(&data_pointer->led_mute); | |
774 | ||
775 | hid_set_drvdata(hdev, NULL); | |
c1dcad2d BS |
776 | } |
777 | ||
f3d4ff0e JL |
778 | static void lenovo_remove_cptkbd(struct hid_device *hdev) |
779 | { | |
780 | sysfs_remove_group(&hdev->dev.kobj, | |
781 | &lenovo_attr_group_cptkbd); | |
782 | } | |
783 | ||
94723bfa | 784 | static void lenovo_remove(struct hid_device *hdev) |
c1dcad2d | 785 | { |
6a5b414b JL |
786 | switch (hdev->product) { |
787 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
94723bfa | 788 | lenovo_remove_tpkbd(hdev); |
6a5b414b | 789 | break; |
f3d4ff0e JL |
790 | case USB_DEVICE_ID_LENOVO_CUSBKBD: |
791 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
792 | lenovo_remove_cptkbd(hdev); | |
793 | break; | |
6a5b414b | 794 | } |
c1dcad2d BS |
795 | |
796 | hid_hw_stop(hdev); | |
797 | } | |
798 | ||
d92189eb AF |
799 | static void lenovo_input_configured(struct hid_device *hdev, |
800 | struct hid_input *hi) | |
801 | { | |
802 | switch (hdev->product) { | |
803 | case USB_DEVICE_ID_LENOVO_TPKBD: | |
804 | case USB_DEVICE_ID_LENOVO_CUSBKBD: | |
805 | case USB_DEVICE_ID_LENOVO_CBTKBD: | |
806 | if (test_bit(EV_REL, hi->input->evbit)) { | |
807 | /* set only for trackpoint device */ | |
808 | __set_bit(INPUT_PROP_POINTER, hi->input->propbit); | |
809 | __set_bit(INPUT_PROP_POINTING_STICK, | |
810 | hi->input->propbit); | |
811 | } | |
812 | break; | |
813 | } | |
814 | } | |
815 | ||
816 | ||
94723bfa | 817 | static const struct hid_device_id lenovo_devices[] = { |
c1dcad2d | 818 | { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, |
f3d4ff0e JL |
819 | { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) }, |
820 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) }, | |
181a8b91 | 821 | { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) }, |
c1dcad2d BS |
822 | { } |
823 | }; | |
824 | ||
94723bfa | 825 | MODULE_DEVICE_TABLE(hid, lenovo_devices); |
c1dcad2d | 826 | |
94723bfa JL |
827 | static struct hid_driver lenovo_driver = { |
828 | .name = "lenovo", | |
829 | .id_table = lenovo_devices, | |
d92189eb | 830 | .input_configured = lenovo_input_configured, |
6a5b414b | 831 | .input_mapping = lenovo_input_mapping, |
94723bfa JL |
832 | .probe = lenovo_probe, |
833 | .remove = lenovo_remove, | |
f3d4ff0e | 834 | .raw_event = lenovo_raw_event, |
181a8b91 | 835 | .report_fixup = lenovo_report_fixup, |
c1dcad2d | 836 | }; |
94723bfa | 837 | module_hid_driver(lenovo_driver); |
c1dcad2d BS |
838 | |
839 | MODULE_LICENSE("GPL"); |