blob: 643b6eb54442ed4bc297e182ad1b7c77a25e82c0 [file] [log] [blame]
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +01001/*
Jamie Lentin6a5b4142014-07-23 23:30:46 +01002 * HID driver for Lenovo:
3 * - ThinkPad USB Keyboard with TrackPoint (tpkbd)
Jamie Lentinf3d4ff02014-07-23 23:30:48 +01004 * - ThinkPad Compact Bluetooth Keyboard with TrackPoint (cptkbd)
5 * - ThinkPad Compact USB Keyboard with TrackPoint (cptkbd)
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +01006 *
7 * Copyright (c) 2012 Bernhard Seibold
Jamie Lentinf3d4ff02014-07-23 23:30:48 +01008 * Copyright (c) 2014 Jamie Lentin <jm@lentin.co.uk>
pgzha230cd52018-04-12 19:36:47 +02009 *
10 * Linux IBM/Lenovo Scrollpoint mouse driver:
11 * - IBM Scrollpoint III
12 * - IBM Scrollpoint Pro
13 * - IBM Scrollpoint Optical
14 * - IBM Scrollpoint Optical 800dpi
15 * - IBM Scrollpoint Optical 800dpi Pro
16 * - Lenovo Scrollpoint Optical
17 *
18 * Copyright (c) 2012 Peter De Wachter <pdewacht@gmail.com>
19 * Copyright (c) 2018 Peter Ganzhorn <peter.ganzhorn@gmail.com>
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +010020 */
21
22/*
23 * This program is free software; you can redistribute it and/or modify it
24 * under the terms of the GNU General Public License as published by the Free
25 * Software Foundation; either version 2 of the License, or (at your option)
26 * any later version.
27 */
28
29#include <linux/module.h>
30#include <linux/sysfs.h>
31#include <linux/device.h>
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +010032#include <linux/hid.h>
33#include <linux/input.h>
34#include <linux/leds.h>
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +010035
36#include "hid-ids.h"
37
Jamie Lentin94723bf2014-07-23 23:30:45 +010038struct lenovo_drvdata_tpkbd {
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +010039 int led_state;
40 struct led_classdev led_mute;
41 struct led_classdev led_micmute;
42 int press_to_select;
43 int dragging;
44 int release_to_select;
45 int select_right;
46 int sensitivity;
47 int press_speed;
48};
49
Jamie Lentinf3d4ff02014-07-23 23:30:48 +010050struct lenovo_drvdata_cptkbd {
Jamie Lentin3cb5ff02015-08-11 22:40:52 +010051 u8 middlebutton_state; /* 0:Up, 1:Down (undecided), 2:Scrolling */
Jamie Lentinf3d4ff02014-07-23 23:30:48 +010052 bool fn_lock;
Jamie Lentine3cb0ac2014-12-16 21:26:45 +000053 int sensitivity;
Jamie Lentinf3d4ff02014-07-23 23:30:48 +010054};
55
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +010056#define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
57
Benjamin Tissoires181a8b92015-05-01 16:22:45 -040058static const __u8 lenovo_pro_dock_need_fixup_collection[] = {
59 0x05, 0x88, /* Usage Page (Vendor Usage Page 0x88) */
60 0x09, 0x01, /* Usage (Vendor Usage 0x01) */
61 0xa1, 0x01, /* Collection (Application) */
62 0x85, 0x04, /* Report ID (4) */
63 0x19, 0x00, /* Usage Minimum (0) */
64 0x2a, 0xff, 0xff, /* Usage Maximum (65535) */
65};
66
67static __u8 *lenovo_report_fixup(struct hid_device *hdev, __u8 *rdesc,
68 unsigned int *rsize)
69{
70 switch (hdev->product) {
71 case USB_DEVICE_ID_LENOVO_TPPRODOCK:
72 /* the fixups that need to be done:
73 * - get a reasonable usage max for the vendor collection
74 * 0x8801 from the report ID 4
75 */
76 if (*rsize >= 153 &&
77 memcmp(&rdesc[140], lenovo_pro_dock_need_fixup_collection,
78 sizeof(lenovo_pro_dock_need_fixup_collection)) == 0) {
79 rdesc[151] = 0x01;
80 rdesc[152] = 0x00;
81 }
82 break;
83 }
84 return rdesc;
85}
86
Jamie Lentin94723bf2014-07-23 23:30:45 +010087static int lenovo_input_mapping_tpkbd(struct hid_device *hdev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +010088 struct hid_input *hi, struct hid_field *field,
89 struct hid_usage *usage, unsigned long **bit, int *max)
90{
Benjamin Tissoires0c521832013-09-11 22:12:24 +020091 if (usage->hid == (HID_UP_BUTTON | 0x0010)) {
Jamie Lentin6a5b4142014-07-23 23:30:46 +010092 /* This sub-device contains trackpoint, mark it */
Benjamin Tissoires0c521832013-09-11 22:12:24 +020093 hid_set_drvdata(hdev, (void *)1);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +010094 map_key_clear(KEY_MICMUTE);
95 return 1;
96 }
97 return 0;
98}
99
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100100static int lenovo_input_mapping_cptkbd(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 /* HID_UP_LNVENDOR = USB, HID_UP_MSVENDOR = BT */
105 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR ||
106 (usage->hid & HID_USAGE_PAGE) == HID_UP_LNVENDOR) {
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100107 switch (usage->hid & HID_USAGE) {
108 case 0x00f1: /* Fn-F4: Mic mute */
109 map_key_clear(KEY_MICMUTE);
110 return 1;
111 case 0x00f2: /* Fn-F5: Brightness down */
112 map_key_clear(KEY_BRIGHTNESSDOWN);
113 return 1;
114 case 0x00f3: /* Fn-F6: Brightness up */
115 map_key_clear(KEY_BRIGHTNESSUP);
116 return 1;
117 case 0x00f4: /* Fn-F7: External display (projector) */
118 map_key_clear(KEY_SWITCHVIDEOMODE);
119 return 1;
120 case 0x00f5: /* Fn-F8: Wireless */
121 map_key_clear(KEY_WLAN);
122 return 1;
123 case 0x00f6: /* Fn-F9: Control panel */
124 map_key_clear(KEY_CONFIG);
125 return 1;
126 case 0x00f8: /* Fn-F11: View open applications (3 boxes) */
127 map_key_clear(KEY_SCALE);
128 return 1;
Jamie Lentin5556eb12014-11-09 07:54:29 +0000129 case 0x00f9: /* Fn-F12: Open My computer (6 boxes) USB-only */
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100130 /* NB: This mapping is invented in raw_event below */
131 map_key_clear(KEY_FILE);
132 return 1;
Jamie Lentin5556eb12014-11-09 07:54:29 +0000133 case 0x00fa: /* Fn-Esc: Fn-lock toggle */
134 map_key_clear(KEY_FN_ESC);
135 return 1;
Jamie Lentin94eefa22014-12-16 21:26:46 +0000136 case 0x00fb: /* Middle mouse button (in native mode) */
137 map_key_clear(BTN_MIDDLE);
138 return 1;
139 }
140 }
141
142 /* Compatibility middle/wheel mappings should be ignored */
143 if (usage->hid == HID_GD_WHEEL)
144 return -1;
145 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON &&
146 (usage->hid & HID_USAGE) == 0x003)
147 return -1;
148 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER &&
149 (usage->hid & HID_USAGE) == 0x238)
150 return -1;
151
152 /* Map wheel emulation reports: 0xffa1 = USB, 0xff10 = BT */
153 if ((usage->hid & HID_USAGE_PAGE) == 0xff100000 ||
154 (usage->hid & HID_USAGE_PAGE) == 0xffa10000) {
155 field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE;
156 field->logical_minimum = -127;
157 field->logical_maximum = 127;
158
159 switch (usage->hid & HID_USAGE) {
160 case 0x0000:
Jamie Lentin7f650682015-08-11 22:40:50 +0100161 hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
Jamie Lentin94eefa22014-12-16 21:26:46 +0000162 return 1;
163 case 0x0001:
Jamie Lentin7f650682015-08-11 22:40:50 +0100164 hid_map_usage(hi, usage, bit, max, EV_REL, REL_WHEEL);
Jamie Lentin94eefa22014-12-16 21:26:46 +0000165 return 1;
166 default:
167 return -1;
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100168 }
169 }
170
171 return 0;
172}
173
pgzha230cd52018-04-12 19:36:47 +0200174static int lenovo_input_mapping_scrollpoint(struct hid_device *hdev,
175 struct hid_input *hi, struct hid_field *field,
176 struct hid_usage *usage, unsigned long **bit, int *max)
177{
178 if (usage->hid == HID_GD_Z) {
179 hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
180 return 1;
181 }
182 return 0;
183}
184
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100185static int lenovo_input_mapping(struct hid_device *hdev,
186 struct hid_input *hi, struct hid_field *field,
187 struct hid_usage *usage, unsigned long **bit, int *max)
188{
189 switch (hdev->product) {
190 case USB_DEVICE_ID_LENOVO_TPKBD:
191 return lenovo_input_mapping_tpkbd(hdev, hi, field,
192 usage, bit, max);
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100193 case USB_DEVICE_ID_LENOVO_CUSBKBD:
194 case USB_DEVICE_ID_LENOVO_CBTKBD:
195 return lenovo_input_mapping_cptkbd(hdev, hi, field,
196 usage, bit, max);
pgzha230cd52018-04-12 19:36:47 +0200197 case USB_DEVICE_ID_IBM_SCROLLPOINT_III:
198 case USB_DEVICE_ID_IBM_SCROLLPOINT_PRO:
199 case USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL:
200 case USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL:
201 case USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO:
202 case USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL:
203 return lenovo_input_mapping_scrollpoint(hdev, hi, field,
204 usage, bit, max);
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100205 default:
206 return 0;
207 }
208}
209
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100210#undef map_key_clear
211
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100212/* Send a config command to the keyboard */
213static int lenovo_send_cmd_cptkbd(struct hid_device *hdev,
214 unsigned char byte2, unsigned char byte3)
215{
216 int ret;
Josh Boyerea36ae02016-03-28 09:22:14 -0400217 unsigned char *buf;
218
219 buf = kzalloc(3, GFP_KERNEL);
220 if (!buf)
221 return -ENOMEM;
222
223 buf[0] = 0x18;
224 buf[1] = byte2;
225 buf[2] = byte3;
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100226
227 switch (hdev->product) {
228 case USB_DEVICE_ID_LENOVO_CUSBKBD:
Josh Boyerea36ae02016-03-28 09:22:14 -0400229 ret = hid_hw_raw_request(hdev, 0x13, buf, 3,
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100230 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
231 break;
232 case USB_DEVICE_ID_LENOVO_CBTKBD:
Josh Boyerea36ae02016-03-28 09:22:14 -0400233 ret = hid_hw_output_report(hdev, buf, 3);
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100234 break;
235 default:
236 ret = -EINVAL;
237 break;
238 }
239
Josh Boyerea36ae02016-03-28 09:22:14 -0400240 kfree(buf);
241
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100242 return ret < 0 ? ret : 0; /* BT returns 0, USB returns sizeof(buf) */
243}
244
245static void lenovo_features_set_cptkbd(struct hid_device *hdev)
246{
247 int ret;
248 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
249
250 ret = lenovo_send_cmd_cptkbd(hdev, 0x05, cptkbd_data->fn_lock);
251 if (ret)
252 hid_err(hdev, "Fn-lock setting failed: %d\n", ret);
Jamie Lentindbfebb42015-08-11 22:40:51 +0100253
254 ret = lenovo_send_cmd_cptkbd(hdev, 0x02, cptkbd_data->sensitivity);
255 if (ret)
256 hid_err(hdev, "Sensitivity setting failed: %d\n", ret);
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100257}
258
259static ssize_t attr_fn_lock_show_cptkbd(struct device *dev,
260 struct device_attribute *attr,
261 char *buf)
262{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800263 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100264 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
265
266 return snprintf(buf, PAGE_SIZE, "%u\n", cptkbd_data->fn_lock);
267}
268
269static ssize_t attr_fn_lock_store_cptkbd(struct device *dev,
270 struct device_attribute *attr,
271 const char *buf,
272 size_t count)
273{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800274 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100275 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
276 int value;
277
278 if (kstrtoint(buf, 10, &value))
279 return -EINVAL;
280 if (value < 0 || value > 1)
281 return -EINVAL;
282
283 cptkbd_data->fn_lock = !!value;
284 lenovo_features_set_cptkbd(hdev);
285
286 return count;
287}
288
Jamie Lentine3cb0ac2014-12-16 21:26:45 +0000289static ssize_t attr_sensitivity_show_cptkbd(struct device *dev,
290 struct device_attribute *attr,
291 char *buf)
292{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800293 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentine3cb0ac2014-12-16 21:26:45 +0000294 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
295
296 return snprintf(buf, PAGE_SIZE, "%u\n",
297 cptkbd_data->sensitivity);
298}
299
300static ssize_t attr_sensitivity_store_cptkbd(struct device *dev,
301 struct device_attribute *attr,
302 const char *buf,
303 size_t count)
304{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800305 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentine3cb0ac2014-12-16 21:26:45 +0000306 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
307 int value;
308
309 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
310 return -EINVAL;
311
312 cptkbd_data->sensitivity = value;
313 lenovo_features_set_cptkbd(hdev);
314
315 return count;
316}
317
318
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100319static struct device_attribute dev_attr_fn_lock_cptkbd =
320 __ATTR(fn_lock, S_IWUSR | S_IRUGO,
321 attr_fn_lock_show_cptkbd,
322 attr_fn_lock_store_cptkbd);
323
Jamie Lentine3cb0ac2014-12-16 21:26:45 +0000324static struct device_attribute dev_attr_sensitivity_cptkbd =
325 __ATTR(sensitivity, S_IWUSR | S_IRUGO,
326 attr_sensitivity_show_cptkbd,
327 attr_sensitivity_store_cptkbd);
328
329
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100330static struct attribute *lenovo_attributes_cptkbd[] = {
331 &dev_attr_fn_lock_cptkbd.attr,
Jamie Lentine3cb0ac2014-12-16 21:26:45 +0000332 &dev_attr_sensitivity_cptkbd.attr,
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100333 NULL
334};
335
336static const struct attribute_group lenovo_attr_group_cptkbd = {
337 .attrs = lenovo_attributes_cptkbd,
338};
339
340static int lenovo_raw_event(struct hid_device *hdev,
341 struct hid_report *report, u8 *data, int size)
342{
343 /*
344 * Compact USB keyboard's Fn-F12 report holds down many other keys, and
345 * its own key is outside the usage page range. Remove extra
346 * keypresses and remap to inside usage page.
347 */
348 if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
349 && size == 3
350 && data[0] == 0x15
351 && data[1] == 0x94
352 && data[2] == 0x01)) {
Jamie Lentin5556eb12014-11-09 07:54:29 +0000353 data[1] = 0x00;
354 data[2] = 0x01;
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100355 }
356
357 return 0;
358}
359
Jamie Lentin3cb5ff02015-08-11 22:40:52 +0100360static int lenovo_event_cptkbd(struct hid_device *hdev,
361 struct hid_field *field, struct hid_usage *usage, __s32 value)
362{
363 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
364
365 /* "wheel" scroll events */
366 if (usage->type == EV_REL && (usage->code == REL_WHEEL ||
367 usage->code == REL_HWHEEL)) {
368 /* Scroll events disable middle-click event */
369 cptkbd_data->middlebutton_state = 2;
370 return 0;
371 }
372
373 /* Middle click events */
374 if (usage->type == EV_KEY && usage->code == BTN_MIDDLE) {
375 if (value == 1) {
376 cptkbd_data->middlebutton_state = 1;
377 } else if (value == 0) {
378 if (cptkbd_data->middlebutton_state == 1) {
379 /* No scrolling inbetween, send middle-click */
380 input_event(field->hidinput->input,
381 EV_KEY, BTN_MIDDLE, 1);
382 input_sync(field->hidinput->input);
383 input_event(field->hidinput->input,
384 EV_KEY, BTN_MIDDLE, 0);
385 input_sync(field->hidinput->input);
386 }
387 cptkbd_data->middlebutton_state = 0;
388 }
389 return 1;
390 }
391
392 return 0;
393}
394
395static int lenovo_event(struct hid_device *hdev, struct hid_field *field,
396 struct hid_usage *usage, __s32 value)
397{
398 switch (hdev->product) {
399 case USB_DEVICE_ID_LENOVO_CUSBKBD:
400 case USB_DEVICE_ID_LENOVO_CBTKBD:
401 return lenovo_event_cptkbd(hdev, field, usage, value);
402 default:
403 return 0;
404 }
405}
406
Jamie Lentin94723bf2014-07-23 23:30:45 +0100407static int lenovo_features_set_tpkbd(struct hid_device *hdev)
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100408{
409 struct hid_report *report;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100410 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100411
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100412 report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4];
413
414 report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02;
415 report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08;
416 report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20;
417 report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40;
418 report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver
419 report->field[2]->value[0] = data_pointer->sensitivity;
420 report->field[3]->value[0] = data_pointer->press_speed;
421
Benjamin Tissoiresd88142722013-02-25 11:31:46 +0100422 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100423 return 0;
424}
425
Jamie Lentin94723bf2014-07-23 23:30:45 +0100426static ssize_t attr_press_to_select_show_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100427 struct device_attribute *attr,
428 char *buf)
429{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800430 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100431 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100432
433 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select);
434}
435
Jamie Lentin94723bf2014-07-23 23:30:45 +0100436static ssize_t attr_press_to_select_store_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100437 struct device_attribute *attr,
438 const char *buf,
439 size_t count)
440{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800441 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100442 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100443 int value;
444
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100445 if (kstrtoint(buf, 10, &value))
446 return -EINVAL;
447 if (value < 0 || value > 1)
448 return -EINVAL;
449
450 data_pointer->press_to_select = value;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100451 lenovo_features_set_tpkbd(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100452
453 return count;
454}
455
Jamie Lentin94723bf2014-07-23 23:30:45 +0100456static ssize_t attr_dragging_show_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100457 struct device_attribute *attr,
458 char *buf)
459{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800460 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100461 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100462
463 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging);
464}
465
Jamie Lentin94723bf2014-07-23 23:30:45 +0100466static ssize_t attr_dragging_store_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100467 struct device_attribute *attr,
468 const char *buf,
469 size_t count)
470{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800471 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100472 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100473 int value;
474
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100475 if (kstrtoint(buf, 10, &value))
476 return -EINVAL;
477 if (value < 0 || value > 1)
478 return -EINVAL;
479
480 data_pointer->dragging = value;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100481 lenovo_features_set_tpkbd(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100482
483 return count;
484}
485
Jamie Lentin94723bf2014-07-23 23:30:45 +0100486static ssize_t attr_release_to_select_show_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100487 struct device_attribute *attr,
488 char *buf)
489{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800490 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100491 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100492
493 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select);
494}
495
Jamie Lentin94723bf2014-07-23 23:30:45 +0100496static ssize_t attr_release_to_select_store_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100497 struct device_attribute *attr,
498 const char *buf,
499 size_t count)
500{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800501 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100502 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100503 int value;
504
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100505 if (kstrtoint(buf, 10, &value))
506 return -EINVAL;
507 if (value < 0 || value > 1)
508 return -EINVAL;
509
510 data_pointer->release_to_select = value;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100511 lenovo_features_set_tpkbd(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100512
513 return count;
514}
515
Jamie Lentin94723bf2014-07-23 23:30:45 +0100516static ssize_t attr_select_right_show_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100517 struct device_attribute *attr,
518 char *buf)
519{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800520 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100521 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100522
523 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right);
524}
525
Jamie Lentin94723bf2014-07-23 23:30:45 +0100526static ssize_t attr_select_right_store_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100527 struct device_attribute *attr,
528 const char *buf,
529 size_t count)
530{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800531 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100532 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100533 int value;
534
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100535 if (kstrtoint(buf, 10, &value))
536 return -EINVAL;
537 if (value < 0 || value > 1)
538 return -EINVAL;
539
540 data_pointer->select_right = value;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100541 lenovo_features_set_tpkbd(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100542
543 return count;
544}
545
Jamie Lentin94723bf2014-07-23 23:30:45 +0100546static ssize_t attr_sensitivity_show_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100547 struct device_attribute *attr,
548 char *buf)
549{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800550 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100551 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100552
553 return snprintf(buf, PAGE_SIZE, "%u\n",
554 data_pointer->sensitivity);
555}
556
Jamie Lentin94723bf2014-07-23 23:30:45 +0100557static ssize_t attr_sensitivity_store_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100558 struct device_attribute *attr,
559 const char *buf,
560 size_t count)
561{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800562 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100563 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100564 int value;
565
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100566 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
567 return -EINVAL;
568
569 data_pointer->sensitivity = value;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100570 lenovo_features_set_tpkbd(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100571
572 return count;
573}
574
Jamie Lentin94723bf2014-07-23 23:30:45 +0100575static ssize_t attr_press_speed_show_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100576 struct device_attribute *attr,
577 char *buf)
578{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800579 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100580 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100581
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100582 return snprintf(buf, PAGE_SIZE, "%u\n",
583 data_pointer->press_speed);
584}
585
Jamie Lentin94723bf2014-07-23 23:30:45 +0100586static ssize_t attr_press_speed_store_tpkbd(struct device *dev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100587 struct device_attribute *attr,
588 const char *buf,
589 size_t count)
590{
Geliang Tangee79a8f2015-12-27 17:25:21 +0800591 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100592 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100593 int value;
594
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100595 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
596 return -EINVAL;
597
598 data_pointer->press_speed = value;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100599 lenovo_features_set_tpkbd(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100600
601 return count;
602}
603
Jamie Lentin94723bf2014-07-23 23:30:45 +0100604static struct device_attribute dev_attr_press_to_select_tpkbd =
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100605 __ATTR(press_to_select, S_IWUSR | S_IRUGO,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100606 attr_press_to_select_show_tpkbd,
607 attr_press_to_select_store_tpkbd);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100608
Jamie Lentin94723bf2014-07-23 23:30:45 +0100609static struct device_attribute dev_attr_dragging_tpkbd =
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100610 __ATTR(dragging, S_IWUSR | S_IRUGO,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100611 attr_dragging_show_tpkbd,
612 attr_dragging_store_tpkbd);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100613
Jamie Lentin94723bf2014-07-23 23:30:45 +0100614static struct device_attribute dev_attr_release_to_select_tpkbd =
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100615 __ATTR(release_to_select, S_IWUSR | S_IRUGO,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100616 attr_release_to_select_show_tpkbd,
617 attr_release_to_select_store_tpkbd);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100618
Jamie Lentin94723bf2014-07-23 23:30:45 +0100619static struct device_attribute dev_attr_select_right_tpkbd =
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100620 __ATTR(select_right, S_IWUSR | S_IRUGO,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100621 attr_select_right_show_tpkbd,
622 attr_select_right_store_tpkbd);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100623
Jamie Lentin94723bf2014-07-23 23:30:45 +0100624static struct device_attribute dev_attr_sensitivity_tpkbd =
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100625 __ATTR(sensitivity, S_IWUSR | S_IRUGO,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100626 attr_sensitivity_show_tpkbd,
627 attr_sensitivity_store_tpkbd);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100628
Jamie Lentin94723bf2014-07-23 23:30:45 +0100629static struct device_attribute dev_attr_press_speed_tpkbd =
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100630 __ATTR(press_speed, S_IWUSR | S_IRUGO,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100631 attr_press_speed_show_tpkbd,
632 attr_press_speed_store_tpkbd);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100633
Jamie Lentin94723bf2014-07-23 23:30:45 +0100634static struct attribute *lenovo_attributes_tpkbd[] = {
635 &dev_attr_press_to_select_tpkbd.attr,
636 &dev_attr_dragging_tpkbd.attr,
637 &dev_attr_release_to_select_tpkbd.attr,
638 &dev_attr_select_right_tpkbd.attr,
639 &dev_attr_sensitivity_tpkbd.attr,
640 &dev_attr_press_speed_tpkbd.attr,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100641 NULL
642};
643
Jamie Lentin94723bf2014-07-23 23:30:45 +0100644static const struct attribute_group lenovo_attr_group_tpkbd = {
645 .attrs = lenovo_attributes_tpkbd,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100646};
647
Jamie Lentin94723bf2014-07-23 23:30:45 +0100648static enum led_brightness lenovo_led_brightness_get_tpkbd(
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100649 struct led_classdev *led_cdev)
650{
Axel Lin832fbea2012-09-13 14:12:08 +0800651 struct device *dev = led_cdev->dev->parent;
Geliang Tangee79a8f2015-12-27 17:25:21 +0800652 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100653 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100654 int led_nr = 0;
655
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100656 if (led_cdev == &data_pointer->led_micmute)
657 led_nr = 1;
658
659 return data_pointer->led_state & (1 << led_nr)
660 ? LED_FULL
661 : LED_OFF;
662}
663
Jamie Lentin94723bf2014-07-23 23:30:45 +0100664static void lenovo_led_brightness_set_tpkbd(struct led_classdev *led_cdev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100665 enum led_brightness value)
666{
Axel Lin832fbea2012-09-13 14:12:08 +0800667 struct device *dev = led_cdev->dev->parent;
Geliang Tangee79a8f2015-12-27 17:25:21 +0800668 struct hid_device *hdev = to_hid_device(dev);
Jamie Lentin94723bf2014-07-23 23:30:45 +0100669 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100670 struct hid_report *report;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100671 int led_nr = 0;
672
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100673 if (led_cdev == &data_pointer->led_micmute)
674 led_nr = 1;
675
676 if (value == LED_OFF)
677 data_pointer->led_state &= ~(1 << led_nr);
678 else
679 data_pointer->led_state |= 1 << led_nr;
680
681 report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3];
682 report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1;
683 report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1;
Benjamin Tissoiresd88142722013-02-25 11:31:46 +0100684 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100685}
686
Jamie Lentin94723bf2014-07-23 23:30:45 +0100687static int lenovo_probe_tpkbd(struct hid_device *hdev)
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100688{
689 struct device *dev = &hdev->dev;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100690 struct lenovo_drvdata_tpkbd *data_pointer;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100691 size_t name_sz = strlen(dev_name(dev)) + 16;
692 char *name_mute, *name_micmute;
Benjamin Tissoires01ab35f2013-09-11 22:12:23 +0200693 int i;
Jamie Lentine0a6aad2014-07-26 15:42:27 +0100694 int ret;
Kees Cook0a9cd0a2013-09-11 21:56:55 +0200695
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100696 /*
697 * Only register extra settings against subdevice where input_mapping
698 * set drvdata to 1, i.e. the trackpoint.
699 */
700 if (!hid_get_drvdata(hdev))
701 return 0;
702
703 hid_set_drvdata(hdev, NULL);
704
Kees Cook0a9cd0a2013-09-11 21:56:55 +0200705 /* Validate required reports. */
706 for (i = 0; i < 4; i++) {
707 if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1))
708 return -ENODEV;
709 }
710 if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2))
711 return -ENODEV;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100712
Jamie Lentine0a6aad2014-07-26 15:42:27 +0100713 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
714 if (ret)
715 hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100716
Benjamin Tissoires01ab35f2013-09-11 22:12:23 +0200717 data_pointer = devm_kzalloc(&hdev->dev,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100718 sizeof(struct lenovo_drvdata_tpkbd),
Benjamin Tissoires01ab35f2013-09-11 22:12:23 +0200719 GFP_KERNEL);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100720 if (data_pointer == NULL) {
721 hid_err(hdev, "Could not allocate memory for driver data\n");
Alexey Khoroshilovb7212602015-05-29 03:39:31 +0300722 ret = -ENOMEM;
723 goto err;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100724 }
725
726 // set same default values as windows driver
727 data_pointer->sensitivity = 0xa0;
728 data_pointer->press_speed = 0x38;
729
Benjamin Tissoires01ab35f2013-09-11 22:12:23 +0200730 name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
731 name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
732 if (name_mute == NULL || name_micmute == NULL) {
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100733 hid_err(hdev, "Could not allocate memory for led data\n");
Alexey Khoroshilovb7212602015-05-29 03:39:31 +0300734 ret = -ENOMEM;
735 goto err;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100736 }
737 snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev));
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100738 snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev));
739
740 hid_set_drvdata(hdev, data_pointer);
741
742 data_pointer->led_mute.name = name_mute;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100743 data_pointer->led_mute.brightness_get = lenovo_led_brightness_get_tpkbd;
744 data_pointer->led_mute.brightness_set = lenovo_led_brightness_set_tpkbd;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100745 data_pointer->led_mute.dev = dev;
746 led_classdev_register(dev, &data_pointer->led_mute);
747
748 data_pointer->led_micmute.name = name_micmute;
Jamie Lentin94723bf2014-07-23 23:30:45 +0100749 data_pointer->led_micmute.brightness_get =
750 lenovo_led_brightness_get_tpkbd;
751 data_pointer->led_micmute.brightness_set =
752 lenovo_led_brightness_set_tpkbd;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100753 data_pointer->led_micmute.dev = dev;
754 led_classdev_register(dev, &data_pointer->led_micmute);
755
Jamie Lentin94723bf2014-07-23 23:30:45 +0100756 lenovo_features_set_tpkbd(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100757
758 return 0;
Alexey Khoroshilovb7212602015-05-29 03:39:31 +0300759err:
760 sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
761 return ret;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100762}
763
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100764static int lenovo_probe_cptkbd(struct hid_device *hdev)
765{
766 int ret;
767 struct lenovo_drvdata_cptkbd *cptkbd_data;
768
769 /* All the custom action happens on the USBMOUSE device for USB */
770 if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
771 && hdev->type != HID_TYPE_USBMOUSE) {
772 hid_dbg(hdev, "Ignoring keyboard half of device\n");
773 return 0;
774 }
775
776 cptkbd_data = devm_kzalloc(&hdev->dev,
777 sizeof(*cptkbd_data),
778 GFP_KERNEL);
779 if (cptkbd_data == NULL) {
780 hid_err(hdev, "can't alloc keyboard descriptor\n");
781 return -ENOMEM;
782 }
783 hid_set_drvdata(hdev, cptkbd_data);
784
785 /*
786 * Tell the keyboard a driver understands it, and turn F7, F9, F11 into
787 * regular keys
788 */
789 ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03);
790 if (ret)
791 hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret);
792
Jamie Lentin94eefa22014-12-16 21:26:46 +0000793 /* Switch middle button to native mode */
794 ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01);
795 if (ret)
796 hid_warn(hdev, "Failed to switch middle button: %d\n", ret);
797
Jamie Lentine3cb0ac2014-12-16 21:26:45 +0000798 /* Set keyboard settings to known state */
Jamie Lentin3cb5ff02015-08-11 22:40:52 +0100799 cptkbd_data->middlebutton_state = 0;
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100800 cptkbd_data->fn_lock = true;
Jamie Lentine3cb0ac2014-12-16 21:26:45 +0000801 cptkbd_data->sensitivity = 0x05;
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100802 lenovo_features_set_cptkbd(hdev);
803
804 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd);
805 if (ret)
806 hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
807
808 return 0;
809}
810
Jamie Lentin94723bf2014-07-23 23:30:45 +0100811static int lenovo_probe(struct hid_device *hdev,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100812 const struct hid_device_id *id)
813{
814 int ret;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100815
816 ret = hid_parse(hdev);
817 if (ret) {
818 hid_err(hdev, "hid_parse failed\n");
Benjamin Tissoires0ccdd9e72013-09-11 21:56:59 +0200819 goto err;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100820 }
821
822 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
823 if (ret) {
824 hid_err(hdev, "hid_hw_start failed\n");
Benjamin Tissoires0ccdd9e72013-09-11 21:56:59 +0200825 goto err;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100826 }
827
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100828 switch (hdev->product) {
829 case USB_DEVICE_ID_LENOVO_TPKBD:
Jamie Lentin94723bf2014-07-23 23:30:45 +0100830 ret = lenovo_probe_tpkbd(hdev);
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100831 break;
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100832 case USB_DEVICE_ID_LENOVO_CUSBKBD:
833 case USB_DEVICE_ID_LENOVO_CBTKBD:
834 ret = lenovo_probe_cptkbd(hdev);
835 break;
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100836 default:
837 ret = 0;
838 break;
Benjamin Tissoires0ccdd9e72013-09-11 21:56:59 +0200839 }
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100840 if (ret)
841 goto err_hid;
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100842
843 return 0;
Benjamin Tissoires0ccdd9e72013-09-11 21:56:59 +0200844err_hid:
845 hid_hw_stop(hdev);
846err:
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100847 return ret;
848}
849
Jamie Lentin94723bf2014-07-23 23:30:45 +0100850static void lenovo_remove_tpkbd(struct hid_device *hdev)
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100851{
Jamie Lentin94723bf2014-07-23 23:30:45 +0100852 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100853
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100854 /*
855 * Only the trackpoint half of the keyboard has drvdata and stuff that
856 * needs unregistering.
857 */
858 if (data_pointer == NULL)
859 return;
860
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100861 sysfs_remove_group(&hdev->dev.kobj,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100862 &lenovo_attr_group_tpkbd);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100863
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100864 led_classdev_unregister(&data_pointer->led_micmute);
865 led_classdev_unregister(&data_pointer->led_mute);
866
867 hid_set_drvdata(hdev, NULL);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100868}
869
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100870static void lenovo_remove_cptkbd(struct hid_device *hdev)
871{
872 sysfs_remove_group(&hdev->dev.kobj,
873 &lenovo_attr_group_cptkbd);
874}
875
Jamie Lentin94723bf2014-07-23 23:30:45 +0100876static void lenovo_remove(struct hid_device *hdev)
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100877{
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100878 switch (hdev->product) {
879 case USB_DEVICE_ID_LENOVO_TPKBD:
Jamie Lentin94723bf2014-07-23 23:30:45 +0100880 lenovo_remove_tpkbd(hdev);
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100881 break;
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100882 case USB_DEVICE_ID_LENOVO_CUSBKBD:
883 case USB_DEVICE_ID_LENOVO_CBTKBD:
884 lenovo_remove_cptkbd(hdev);
885 break;
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100886 }
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100887
888 hid_hw_stop(hdev);
889}
890
Dmitry Torokhov91543012015-09-29 15:52:59 -0700891static int lenovo_input_configured(struct hid_device *hdev,
Andreas Fleigd92189e2015-04-23 10:25:58 +0200892 struct hid_input *hi)
893{
894 switch (hdev->product) {
895 case USB_DEVICE_ID_LENOVO_TPKBD:
896 case USB_DEVICE_ID_LENOVO_CUSBKBD:
897 case USB_DEVICE_ID_LENOVO_CBTKBD:
898 if (test_bit(EV_REL, hi->input->evbit)) {
899 /* set only for trackpoint device */
900 __set_bit(INPUT_PROP_POINTER, hi->input->propbit);
901 __set_bit(INPUT_PROP_POINTING_STICK,
902 hi->input->propbit);
903 }
904 break;
905 }
Dmitry Torokhov91543012015-09-29 15:52:59 -0700906
907 return 0;
Andreas Fleigd92189e2015-04-23 10:25:58 +0200908}
909
910
Jamie Lentin94723bf2014-07-23 23:30:45 +0100911static const struct hid_device_id lenovo_devices[] = {
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100912 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100913 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
914 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
Benjamin Tissoires181a8b92015-05-01 16:22:45 -0400915 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
pgzha230cd52018-04-12 19:36:47 +0200916 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_III) },
917 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_PRO) },
918 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL) },
919 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL) },
920 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO) },
921 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL) },
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100922 { }
923};
924
Jamie Lentin94723bf2014-07-23 23:30:45 +0100925MODULE_DEVICE_TABLE(hid, lenovo_devices);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100926
Jamie Lentin94723bf2014-07-23 23:30:45 +0100927static struct hid_driver lenovo_driver = {
928 .name = "lenovo",
929 .id_table = lenovo_devices,
Andreas Fleigd92189e2015-04-23 10:25:58 +0200930 .input_configured = lenovo_input_configured,
Jamie Lentin6a5b4142014-07-23 23:30:46 +0100931 .input_mapping = lenovo_input_mapping,
Jamie Lentin94723bf2014-07-23 23:30:45 +0100932 .probe = lenovo_probe,
933 .remove = lenovo_remove,
Jamie Lentinf3d4ff02014-07-23 23:30:48 +0100934 .raw_event = lenovo_raw_event,
Jamie Lentin3cb5ff02015-08-11 22:40:52 +0100935 .event = lenovo_event,
Benjamin Tissoires181a8b92015-05-01 16:22:45 -0400936 .report_fixup = lenovo_report_fixup,
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100937};
Jamie Lentin94723bf2014-07-23 23:30:45 +0100938module_hid_driver(lenovo_driver);
Bernhard Seiboldc1dcad2d2012-02-15 13:40:43 +0100939
940MODULE_LICENSE("GPL");