1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * HID driver for Lenovo:
4 * - ThinkPad USB Keyboard with TrackPoint (tpkbd)
5 * - ThinkPad Compact Bluetooth Keyboard with TrackPoint (cptkbd)
6 * - ThinkPad Compact USB Keyboard with TrackPoint (cptkbd)
7 * - ThinkPad TrackPoint Keyboard II USB/Bluetooth (cptkbd/tpIIkbd)
9 * Copyright (c) 2012 Bernhard Seibold
10 * Copyright (c) 2014 Jamie Lentin <jm@lentin.co.uk>
12 * Linux IBM/Lenovo Scrollpoint mouse driver:
13 * - IBM Scrollpoint III
14 * - IBM Scrollpoint Pro
15 * - IBM Scrollpoint Optical
16 * - IBM Scrollpoint Optical 800dpi
17 * - IBM Scrollpoint Optical 800dpi Pro
18 * - Lenovo Scrollpoint Optical
20 * Copyright (c) 2012 Peter De Wachter <pdewacht@gmail.com>
21 * Copyright (c) 2018 Peter Ganzhorn <peter.ganzhorn@gmail.com>
27 #include <linux/module.h>
28 #include <linux/sysfs.h>
29 #include <linux/device.h>
30 #include <linux/hid.h>
31 #include <linux/input.h>
32 #include <linux/leds.h>
33 #include <linux/workqueue.h>
37 /* Userspace expects F20 for mic-mute KEY_MICMUTE does not work */
38 #define LENOVO_KEY_MICMUTE KEY_F20
40 struct lenovo_drvdata {
41 u8 led_report[3]; /* Must be first for proper alignment */
43 struct mutex led_report_mutex;
44 struct led_classdev led_mute;
45 struct led_classdev led_micmute;
46 struct work_struct fn_lock_sync_work;
47 struct hid_device *hdev;
50 int release_to_select;
58 u8 middlebutton_state;
60 bool middleclick_workaround_cptkbd;
63 #define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
65 #define TP10UBKBD_LED_OUTPUT_REPORT 9
67 #define TP10UBKBD_FN_LOCK_LED 0x54
68 #define TP10UBKBD_MUTE_LED 0x64
69 #define TP10UBKBD_MICMUTE_LED 0x74
71 #define TP10UBKBD_LED_OFF 1
72 #define TP10UBKBD_LED_ON 2
74 static int lenovo_led_set_tp10ubkbd(struct hid_device *hdev, u8 led_code,
75 enum led_brightness value)
77 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
80 mutex_lock(&data->led_report_mutex);
82 data->led_report[0] = TP10UBKBD_LED_OUTPUT_REPORT;
83 data->led_report[1] = led_code;
84 data->led_report[2] = value ? TP10UBKBD_LED_ON : TP10UBKBD_LED_OFF;
85 ret = hid_hw_raw_request(hdev, data->led_report[0], data->led_report, 3,
86 HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
89 hid_err(hdev, "Set LED output report error: %d\n", ret);
91 ret = ret < 0 ? ret : -EIO;
96 mutex_unlock(&data->led_report_mutex);
101 static void lenovo_tp10ubkbd_sync_fn_lock(struct work_struct *work)
103 struct lenovo_drvdata *data =
104 container_of(work, struct lenovo_drvdata, fn_lock_sync_work);
106 lenovo_led_set_tp10ubkbd(data->hdev, TP10UBKBD_FN_LOCK_LED,
110 static const __u8 lenovo_pro_dock_need_fixup_collection[] = {
111 0x05, 0x88, /* Usage Page (Vendor Usage Page 0x88) */
112 0x09, 0x01, /* Usage (Vendor Usage 0x01) */
113 0xa1, 0x01, /* Collection (Application) */
114 0x85, 0x04, /* Report ID (4) */
115 0x19, 0x00, /* Usage Minimum (0) */
116 0x2a, 0xff, 0xff, /* Usage Maximum (65535) */
119 /* Broken ThinkPad TrackPoint II collection (Bluetooth mode) */
120 static const __u8 lenovo_tpIIbtkbd_need_fixup_collection[] = {
121 0x06, 0x00, 0xFF, /* Usage Page (Vendor Defined 0xFF00) */
122 0x09, 0x01, /* Usage (0x01) */
123 0xA1, 0x01, /* Collection (Application) */
124 0x85, 0x05, /* Report ID (5) */
125 0x1A, 0xF1, 0x00, /* Usage Minimum (0xF1) */
126 0x2A, 0xFC, 0x00, /* Usage Maximum (0xFC) */
127 0x15, 0x00, /* Logical Minimum (0) */
128 0x25, 0x01, /* Logical Maximum (1) */
129 0x75, 0x01, /* Report Size (1) */
130 0x95, 0x0D, /* Report Count (13) */
131 0x81, 0x02, /* Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position) */
132 0x95, 0x03, /* Report Count (3) */
133 0x81, 0x01, /* Input (Const,Array,Abs,No Wrap,Linear,Preferred State,No Null Position) */
136 static __u8 *lenovo_report_fixup(struct hid_device *hdev, __u8 *rdesc,
139 switch (hdev->product) {
140 case USB_DEVICE_ID_LENOVO_TPPRODOCK:
141 /* the fixups that need to be done:
142 * - get a reasonable usage max for the vendor collection
143 * 0x8801 from the report ID 4
146 memcmp(&rdesc[140], lenovo_pro_dock_need_fixup_collection,
147 sizeof(lenovo_pro_dock_need_fixup_collection)) == 0) {
152 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
154 memcmp(&rdesc[234], lenovo_tpIIbtkbd_need_fixup_collection,
155 sizeof(lenovo_tpIIbtkbd_need_fixup_collection)) == 0) {
156 rdesc[244] = 0x00; /* usage minimum = 0x00 */
157 rdesc[247] = 0xff; /* usage maximum = 0xff */
158 rdesc[252] = 0xff; /* logical maximum = 0xff */
159 rdesc[254] = 0x08; /* report size = 0x08 */
160 rdesc[256] = 0x01; /* report count = 0x01 */
161 rdesc[258] = 0x00; /* input = 0x00 */
162 rdesc[260] = 0x01; /* report count (2) = 0x01 */
169 static int lenovo_input_mapping_tpkbd(struct hid_device *hdev,
170 struct hid_input *hi, struct hid_field *field,
171 struct hid_usage *usage, unsigned long **bit, int *max)
173 if (usage->hid == (HID_UP_BUTTON | 0x0010)) {
174 /* This sub-device contains trackpoint, mark it */
175 hid_set_drvdata(hdev, (void *)1);
176 map_key_clear(LENOVO_KEY_MICMUTE);
182 static int lenovo_input_mapping_cptkbd(struct hid_device *hdev,
183 struct hid_input *hi, struct hid_field *field,
184 struct hid_usage *usage, unsigned long **bit, int *max)
186 /* HID_UP_LNVENDOR = USB, HID_UP_MSVENDOR = BT */
187 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR ||
188 (usage->hid & HID_USAGE_PAGE) == HID_UP_LNVENDOR) {
189 switch (usage->hid & HID_USAGE) {
190 case 0x00f1: /* Fn-F4: Mic mute */
191 map_key_clear(LENOVO_KEY_MICMUTE);
193 case 0x00f2: /* Fn-F5: Brightness down */
194 map_key_clear(KEY_BRIGHTNESSDOWN);
196 case 0x00f3: /* Fn-F6: Brightness up */
197 map_key_clear(KEY_BRIGHTNESSUP);
199 case 0x00f4: /* Fn-F7: External display (projector) */
200 map_key_clear(KEY_SWITCHVIDEOMODE);
202 case 0x00f5: /* Fn-F8: Wireless */
203 map_key_clear(KEY_WLAN);
205 case 0x00f6: /* Fn-F9: Control panel */
206 map_key_clear(KEY_CONFIG);
208 case 0x00f8: /* Fn-F11: View open applications (3 boxes) */
209 map_key_clear(KEY_SCALE);
211 case 0x00f9: /* Fn-F12: Open My computer (6 boxes) USB-only */
212 /* NB: This mapping is invented in raw_event below */
213 map_key_clear(KEY_FILE);
215 case 0x00fa: /* Fn-Esc: Fn-lock toggle */
216 map_key_clear(KEY_FN_ESC);
218 case 0x00fb: /* Middle mouse button (in native mode) */
219 map_key_clear(BTN_MIDDLE);
224 /* Compatibility middle/wheel mappings should be ignored */
225 if (usage->hid == HID_GD_WHEEL)
227 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON &&
228 (usage->hid & HID_USAGE) == 0x003)
230 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER &&
231 (usage->hid & HID_USAGE) == 0x238)
234 /* Map wheel emulation reports: 0xffa1 = USB, 0xff10 = BT */
235 if ((usage->hid & HID_USAGE_PAGE) == 0xff100000 ||
236 (usage->hid & HID_USAGE_PAGE) == 0xffa10000) {
237 field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE;
238 field->logical_minimum = -127;
239 field->logical_maximum = 127;
241 switch (usage->hid & HID_USAGE) {
243 hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
246 hid_map_usage(hi, usage, bit, max, EV_REL, REL_WHEEL);
256 static int lenovo_input_mapping_tpIIkbd(struct hid_device *hdev,
257 struct hid_input *hi, struct hid_field *field,
258 struct hid_usage *usage, unsigned long **bit, int *max)
261 * 0xff0a0000 = USB, HID_UP_MSVENDOR = BT.
263 * In BT mode, there are two HID_UP_MSVENDOR pages.
264 * Use only the page that contains report ID == 5.
266 if (((usage->hid & HID_USAGE_PAGE) == 0xff0a0000 ||
267 (usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR) &&
268 field->report->id == 5) {
269 switch (usage->hid & HID_USAGE) {
270 case 0x00bb: /* Fn-F4: Mic mute */
271 map_key_clear(LENOVO_KEY_MICMUTE);
273 case 0x00c3: /* Fn-F5: Brightness down */
274 map_key_clear(KEY_BRIGHTNESSDOWN);
276 case 0x00c4: /* Fn-F6: Brightness up */
277 map_key_clear(KEY_BRIGHTNESSUP);
279 case 0x00c1: /* Fn-F8: Notification center */
280 map_key_clear(KEY_NOTIFICATION_CENTER);
282 case 0x00bc: /* Fn-F9: Control panel */
283 map_key_clear(KEY_CONFIG);
285 case 0x00b6: /* Fn-F10: Bluetooth */
286 map_key_clear(KEY_BLUETOOTH);
288 case 0x00b7: /* Fn-F11: Keyboard config */
289 map_key_clear(KEY_KEYBOARD);
291 case 0x00b8: /* Fn-F12: User function */
292 map_key_clear(KEY_PROG1);
294 case 0x00b9: /* Fn-PrtSc: Snipping tool */
295 map_key_clear(KEY_SELECTIVE_SCREENSHOT);
297 case 0x00b5: /* Fn-Esc: Fn-lock toggle */
298 map_key_clear(KEY_FN_ESC);
303 if ((usage->hid & HID_USAGE_PAGE) == 0xffa00000) {
304 switch (usage->hid & HID_USAGE) {
305 case 0x00fb: /* Middle mouse (in native USB mode) */
306 map_key_clear(BTN_MIDDLE);
311 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR &&
312 field->report->id == 21) {
313 switch (usage->hid & HID_USAGE) {
314 case 0x0004: /* Middle mouse (in native Bluetooth mode) */
315 map_key_clear(BTN_MIDDLE);
320 /* Compatibility middle/wheel mappings should be ignored */
321 if (usage->hid == HID_GD_WHEEL)
323 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON &&
324 (usage->hid & HID_USAGE) == 0x003)
326 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER &&
327 (usage->hid & HID_USAGE) == 0x238)
330 /* Map wheel emulation reports: 0xff10 */
331 if ((usage->hid & HID_USAGE_PAGE) == 0xff100000) {
332 field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE;
333 field->logical_minimum = -127;
334 field->logical_maximum = 127;
336 switch (usage->hid & HID_USAGE) {
338 hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
341 hid_map_usage(hi, usage, bit, max, EV_REL, REL_WHEEL);
351 static int lenovo_input_mapping_scrollpoint(struct hid_device *hdev,
352 struct hid_input *hi, struct hid_field *field,
353 struct hid_usage *usage, unsigned long **bit, int *max)
355 if (usage->hid == HID_GD_Z) {
356 hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
362 static int lenovo_input_mapping_tp10_ultrabook_kbd(struct hid_device *hdev,
363 struct hid_input *hi, struct hid_field *field,
364 struct hid_usage *usage, unsigned long **bit, int *max)
367 * The ThinkPad 10 Ultrabook Keyboard uses 0x000c0001 usage for
368 * a bunch of keys which have no standard consumer page code.
370 if (usage->hid == 0x000c0001) {
371 switch (usage->usage_index) {
372 case 8: /* Fn-Esc: Fn-lock toggle */
373 map_key_clear(KEY_FN_ESC);
375 case 9: /* Fn-F4: Mic mute */
376 map_key_clear(LENOVO_KEY_MICMUTE);
378 case 10: /* Fn-F7: Control panel */
379 map_key_clear(KEY_CONFIG);
381 case 11: /* Fn-F8: Search (magnifier glass) */
382 map_key_clear(KEY_SEARCH);
384 case 12: /* Fn-F10: Open My computer (6 boxes) */
385 map_key_clear(KEY_FILE);
391 * The Ultrabook Keyboard sends a spurious F23 key-press when resuming
392 * from suspend and it does not actually have a F23 key, ignore it.
394 if (usage->hid == 0x00070072)
400 static int lenovo_input_mapping_x1_tab_kbd(struct hid_device *hdev,
401 struct hid_input *hi, struct hid_field *field,
402 struct hid_usage *usage, unsigned long **bit, int *max)
405 * The ThinkPad X1 Tablet Thin Keyboard uses 0x000c0001 usage for
406 * a bunch of keys which have no standard consumer page code.
408 if (usage->hid == 0x000c0001) {
409 switch (usage->usage_index) {
410 case 0: /* Fn-F10: Enable/disable bluetooth */
411 map_key_clear(KEY_BLUETOOTH);
413 case 1: /* Fn-F11: Keyboard settings */
414 map_key_clear(KEY_KEYBOARD);
416 case 2: /* Fn-F12: User function / Cortana */
417 map_key_clear(KEY_MACRO1);
419 case 3: /* Fn-PrtSc: Snipping tool */
420 map_key_clear(KEY_SELECTIVE_SCREENSHOT);
422 case 8: /* Fn-Esc: Fn-lock toggle */
423 map_key_clear(KEY_FN_ESC);
425 case 9: /* Fn-F4: Mute/unmute microphone */
426 map_key_clear(KEY_MICMUTE);
428 case 10: /* Fn-F9: Settings */
429 map_key_clear(KEY_CONFIG);
431 case 13: /* Fn-F7: Manage external displays */
432 map_key_clear(KEY_SWITCHVIDEOMODE);
434 case 14: /* Fn-F8: Enable/disable wifi */
435 map_key_clear(KEY_WLAN);
440 if (usage->hid == (HID_UP_KEYBOARD | 0x009a)) {
441 map_key_clear(KEY_SYSRQ);
448 static int lenovo_input_mapping(struct hid_device *hdev,
449 struct hid_input *hi, struct hid_field *field,
450 struct hid_usage *usage, unsigned long **bit, int *max)
452 switch (hdev->product) {
453 case USB_DEVICE_ID_LENOVO_TPKBD:
454 return lenovo_input_mapping_tpkbd(hdev, hi, field,
456 case USB_DEVICE_ID_LENOVO_CUSBKBD:
457 case USB_DEVICE_ID_LENOVO_CBTKBD:
458 return lenovo_input_mapping_cptkbd(hdev, hi, field,
460 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
461 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
462 return lenovo_input_mapping_tpIIkbd(hdev, hi, field,
464 case USB_DEVICE_ID_IBM_SCROLLPOINT_III:
465 case USB_DEVICE_ID_IBM_SCROLLPOINT_PRO:
466 case USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL:
467 case USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL:
468 case USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO:
469 case USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL:
470 return lenovo_input_mapping_scrollpoint(hdev, hi, field,
472 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
473 return lenovo_input_mapping_tp10_ultrabook_kbd(hdev, hi, field,
475 case USB_DEVICE_ID_LENOVO_X1_TAB:
476 return lenovo_input_mapping_x1_tab_kbd(hdev, hi, field, usage, bit, max);
484 /* Send a config command to the keyboard */
485 static int lenovo_send_cmd_cptkbd(struct hid_device *hdev,
486 unsigned char byte2, unsigned char byte3)
491 buf = kzalloc(3, GFP_KERNEL);
496 * Feature report 0x13 is used for USB,
497 * output report 0x18 is used for Bluetooth.
498 * buf[0] is ignored by hid_hw_raw_request.
504 switch (hdev->product) {
505 case USB_DEVICE_ID_LENOVO_CUSBKBD:
506 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
507 ret = hid_hw_raw_request(hdev, 0x13, buf, 3,
508 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
510 case USB_DEVICE_ID_LENOVO_CBTKBD:
511 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
512 ret = hid_hw_output_report(hdev, buf, 3);
521 return ret < 0 ? ret : 0; /* BT returns 0, USB returns sizeof(buf) */
524 static void lenovo_features_set_cptkbd(struct hid_device *hdev)
527 struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
530 * Tell the keyboard a driver understands it, and turn F7, F9, F11 into
533 ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03);
535 hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret);
537 /* Switch middle button to native mode */
538 ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01);
540 hid_warn(hdev, "Failed to switch middle button: %d\n", ret);
542 ret = lenovo_send_cmd_cptkbd(hdev, 0x05, cptkbd_data->fn_lock);
544 hid_err(hdev, "Fn-lock setting failed: %d\n", ret);
546 ret = lenovo_send_cmd_cptkbd(hdev, 0x02, cptkbd_data->sensitivity);
548 hid_err(hdev, "Sensitivity setting failed: %d\n", ret);
551 static ssize_t attr_fn_lock_show(struct device *dev,
552 struct device_attribute *attr,
555 struct hid_device *hdev = to_hid_device(dev);
556 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
558 return snprintf(buf, PAGE_SIZE, "%u\n", data->fn_lock);
561 static ssize_t attr_fn_lock_store(struct device *dev,
562 struct device_attribute *attr,
566 struct hid_device *hdev = to_hid_device(dev);
567 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
570 if (kstrtoint(buf, 10, &value))
572 if (value < 0 || value > 1)
575 data->fn_lock = !!value;
577 switch (hdev->product) {
578 case USB_DEVICE_ID_LENOVO_CUSBKBD:
579 case USB_DEVICE_ID_LENOVO_CBTKBD:
580 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
581 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
582 lenovo_features_set_cptkbd(hdev);
584 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
585 case USB_DEVICE_ID_LENOVO_X1_TAB:
586 ret = lenovo_led_set_tp10ubkbd(hdev, TP10UBKBD_FN_LOCK_LED, value);
595 static ssize_t attr_sensitivity_show_cptkbd(struct device *dev,
596 struct device_attribute *attr,
599 struct hid_device *hdev = to_hid_device(dev);
600 struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
602 return snprintf(buf, PAGE_SIZE, "%u\n",
603 cptkbd_data->sensitivity);
606 static ssize_t attr_sensitivity_store_cptkbd(struct device *dev,
607 struct device_attribute *attr,
611 struct hid_device *hdev = to_hid_device(dev);
612 struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
615 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
618 cptkbd_data->sensitivity = value;
619 lenovo_features_set_cptkbd(hdev);
624 static ssize_t attr_middleclick_workaround_show_cptkbd(struct device *dev,
625 struct device_attribute *attr,
628 struct hid_device *hdev = to_hid_device(dev);
629 struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
631 return snprintf(buf, PAGE_SIZE, "%u\n",
632 cptkbd_data->middleclick_workaround_cptkbd);
635 static ssize_t attr_middleclick_workaround_store_cptkbd(struct device *dev,
636 struct device_attribute *attr,
640 struct hid_device *hdev = to_hid_device(dev);
641 struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
644 if (kstrtoint(buf, 10, &value))
646 if (value < 0 || value > 1)
649 cptkbd_data->middleclick_workaround_cptkbd = !!value;
655 static struct device_attribute dev_attr_fn_lock =
656 __ATTR(fn_lock, S_IWUSR | S_IRUGO,
660 static struct device_attribute dev_attr_sensitivity_cptkbd =
661 __ATTR(sensitivity, S_IWUSR | S_IRUGO,
662 attr_sensitivity_show_cptkbd,
663 attr_sensitivity_store_cptkbd);
665 static struct device_attribute dev_attr_middleclick_workaround_cptkbd =
666 __ATTR(middleclick_workaround, S_IWUSR | S_IRUGO,
667 attr_middleclick_workaround_show_cptkbd,
668 attr_middleclick_workaround_store_cptkbd);
671 static struct attribute *lenovo_attributes_cptkbd[] = {
672 &dev_attr_fn_lock.attr,
673 &dev_attr_sensitivity_cptkbd.attr,
674 &dev_attr_middleclick_workaround_cptkbd.attr,
678 static const struct attribute_group lenovo_attr_group_cptkbd = {
679 .attrs = lenovo_attributes_cptkbd,
682 static int lenovo_raw_event(struct hid_device *hdev,
683 struct hid_report *report, u8 *data, int size)
686 * Compact USB keyboard's Fn-F12 report holds down many other keys, and
687 * its own key is outside the usage page range. Remove extra
688 * keypresses and remap to inside usage page.
690 if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
694 && data[2] == 0x01)) {
702 static int lenovo_event_tp10ubkbd(struct hid_device *hdev,
703 struct hid_field *field, struct hid_usage *usage, __s32 value)
705 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
707 if (usage->type == EV_KEY && usage->code == KEY_FN_ESC && value == 1) {
709 * The user has toggled the Fn-lock state. Toggle our own
710 * cached value of it and sync our value to the keyboard to
711 * ensure things are in sync (the sycning should be a no-op).
713 data->fn_lock = !data->fn_lock;
714 schedule_work(&data->fn_lock_sync_work);
720 static int lenovo_event_cptkbd(struct hid_device *hdev,
721 struct hid_field *field, struct hid_usage *usage, __s32 value)
723 struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
725 if (cptkbd_data->middleclick_workaround_cptkbd) {
726 /* "wheel" scroll events */
727 if (usage->type == EV_REL && (usage->code == REL_WHEEL ||
728 usage->code == REL_HWHEEL)) {
729 /* Scroll events disable middle-click event */
730 cptkbd_data->middlebutton_state = 2;
734 /* Middle click events */
735 if (usage->type == EV_KEY && usage->code == BTN_MIDDLE) {
737 cptkbd_data->middlebutton_state = 1;
738 } else if (value == 0) {
739 if (cptkbd_data->middlebutton_state == 1) {
740 /* No scrolling inbetween, send middle-click */
741 input_event(field->hidinput->input,
742 EV_KEY, BTN_MIDDLE, 1);
743 input_sync(field->hidinput->input);
744 input_event(field->hidinput->input,
745 EV_KEY, BTN_MIDDLE, 0);
746 input_sync(field->hidinput->input);
748 cptkbd_data->middlebutton_state = 0;
754 if (usage->type == EV_KEY && usage->code == KEY_FN_ESC && value == 1) {
756 * The user has toggled the Fn-lock state. Toggle our own
757 * cached value of it and sync our value to the keyboard to
758 * ensure things are in sync (the syncing should be a no-op).
760 cptkbd_data->fn_lock = !cptkbd_data->fn_lock;
766 static int lenovo_event(struct hid_device *hdev, struct hid_field *field,
767 struct hid_usage *usage, __s32 value)
769 if (!hid_get_drvdata(hdev))
772 switch (hdev->product) {
773 case USB_DEVICE_ID_LENOVO_CUSBKBD:
774 case USB_DEVICE_ID_LENOVO_CBTKBD:
775 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
776 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
777 return lenovo_event_cptkbd(hdev, field, usage, value);
778 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
779 case USB_DEVICE_ID_LENOVO_X1_TAB:
780 return lenovo_event_tp10ubkbd(hdev, field, usage, value);
786 static int lenovo_features_set_tpkbd(struct hid_device *hdev)
788 struct hid_report *report;
789 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
791 report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4];
793 report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02;
794 report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08;
795 report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20;
796 report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40;
797 report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver
798 report->field[2]->value[0] = data_pointer->sensitivity;
799 report->field[3]->value[0] = data_pointer->press_speed;
801 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
805 static ssize_t attr_press_to_select_show_tpkbd(struct device *dev,
806 struct device_attribute *attr,
809 struct hid_device *hdev = to_hid_device(dev);
810 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
812 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select);
815 static ssize_t attr_press_to_select_store_tpkbd(struct device *dev,
816 struct device_attribute *attr,
820 struct hid_device *hdev = to_hid_device(dev);
821 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
824 if (kstrtoint(buf, 10, &value))
826 if (value < 0 || value > 1)
829 data_pointer->press_to_select = value;
830 lenovo_features_set_tpkbd(hdev);
835 static ssize_t attr_dragging_show_tpkbd(struct device *dev,
836 struct device_attribute *attr,
839 struct hid_device *hdev = to_hid_device(dev);
840 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
842 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging);
845 static ssize_t attr_dragging_store_tpkbd(struct device *dev,
846 struct device_attribute *attr,
850 struct hid_device *hdev = to_hid_device(dev);
851 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
854 if (kstrtoint(buf, 10, &value))
856 if (value < 0 || value > 1)
859 data_pointer->dragging = value;
860 lenovo_features_set_tpkbd(hdev);
865 static ssize_t attr_release_to_select_show_tpkbd(struct device *dev,
866 struct device_attribute *attr,
869 struct hid_device *hdev = to_hid_device(dev);
870 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
872 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select);
875 static ssize_t attr_release_to_select_store_tpkbd(struct device *dev,
876 struct device_attribute *attr,
880 struct hid_device *hdev = to_hid_device(dev);
881 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
884 if (kstrtoint(buf, 10, &value))
886 if (value < 0 || value > 1)
889 data_pointer->release_to_select = value;
890 lenovo_features_set_tpkbd(hdev);
895 static ssize_t attr_select_right_show_tpkbd(struct device *dev,
896 struct device_attribute *attr,
899 struct hid_device *hdev = to_hid_device(dev);
900 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
902 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right);
905 static ssize_t attr_select_right_store_tpkbd(struct device *dev,
906 struct device_attribute *attr,
910 struct hid_device *hdev = to_hid_device(dev);
911 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
914 if (kstrtoint(buf, 10, &value))
916 if (value < 0 || value > 1)
919 data_pointer->select_right = value;
920 lenovo_features_set_tpkbd(hdev);
925 static ssize_t attr_sensitivity_show_tpkbd(struct device *dev,
926 struct device_attribute *attr,
929 struct hid_device *hdev = to_hid_device(dev);
930 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
932 return snprintf(buf, PAGE_SIZE, "%u\n",
933 data_pointer->sensitivity);
936 static ssize_t attr_sensitivity_store_tpkbd(struct device *dev,
937 struct device_attribute *attr,
941 struct hid_device *hdev = to_hid_device(dev);
942 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
945 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
948 data_pointer->sensitivity = value;
949 lenovo_features_set_tpkbd(hdev);
954 static ssize_t attr_press_speed_show_tpkbd(struct device *dev,
955 struct device_attribute *attr,
958 struct hid_device *hdev = to_hid_device(dev);
959 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
961 return snprintf(buf, PAGE_SIZE, "%u\n",
962 data_pointer->press_speed);
965 static ssize_t attr_press_speed_store_tpkbd(struct device *dev,
966 struct device_attribute *attr,
970 struct hid_device *hdev = to_hid_device(dev);
971 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
974 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
977 data_pointer->press_speed = value;
978 lenovo_features_set_tpkbd(hdev);
983 static struct device_attribute dev_attr_press_to_select_tpkbd =
984 __ATTR(press_to_select, S_IWUSR | S_IRUGO,
985 attr_press_to_select_show_tpkbd,
986 attr_press_to_select_store_tpkbd);
988 static struct device_attribute dev_attr_dragging_tpkbd =
989 __ATTR(dragging, S_IWUSR | S_IRUGO,
990 attr_dragging_show_tpkbd,
991 attr_dragging_store_tpkbd);
993 static struct device_attribute dev_attr_release_to_select_tpkbd =
994 __ATTR(release_to_select, S_IWUSR | S_IRUGO,
995 attr_release_to_select_show_tpkbd,
996 attr_release_to_select_store_tpkbd);
998 static struct device_attribute dev_attr_select_right_tpkbd =
999 __ATTR(select_right, S_IWUSR | S_IRUGO,
1000 attr_select_right_show_tpkbd,
1001 attr_select_right_store_tpkbd);
1003 static struct device_attribute dev_attr_sensitivity_tpkbd =
1004 __ATTR(sensitivity, S_IWUSR | S_IRUGO,
1005 attr_sensitivity_show_tpkbd,
1006 attr_sensitivity_store_tpkbd);
1008 static struct device_attribute dev_attr_press_speed_tpkbd =
1009 __ATTR(press_speed, S_IWUSR | S_IRUGO,
1010 attr_press_speed_show_tpkbd,
1011 attr_press_speed_store_tpkbd);
1013 static struct attribute *lenovo_attributes_tpkbd[] = {
1014 &dev_attr_press_to_select_tpkbd.attr,
1015 &dev_attr_dragging_tpkbd.attr,
1016 &dev_attr_release_to_select_tpkbd.attr,
1017 &dev_attr_select_right_tpkbd.attr,
1018 &dev_attr_sensitivity_tpkbd.attr,
1019 &dev_attr_press_speed_tpkbd.attr,
1023 static const struct attribute_group lenovo_attr_group_tpkbd = {
1024 .attrs = lenovo_attributes_tpkbd,
1027 static void lenovo_led_set_tpkbd(struct hid_device *hdev)
1029 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
1030 struct hid_report *report;
1032 report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3];
1033 report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1;
1034 report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1;
1035 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
1038 static int lenovo_led_brightness_set(struct led_classdev *led_cdev,
1039 enum led_brightness value)
1041 struct device *dev = led_cdev->dev->parent;
1042 struct hid_device *hdev = to_hid_device(dev);
1043 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
1044 static const u8 tp10ubkbd_led[] = { TP10UBKBD_MUTE_LED, TP10UBKBD_MICMUTE_LED };
1048 if (led_cdev == &data_pointer->led_micmute)
1051 if (value == LED_OFF)
1052 data_pointer->led_state &= ~(1 << led_nr);
1054 data_pointer->led_state |= 1 << led_nr;
1056 switch (hdev->product) {
1057 case USB_DEVICE_ID_LENOVO_TPKBD:
1058 lenovo_led_set_tpkbd(hdev);
1060 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
1061 case USB_DEVICE_ID_LENOVO_X1_TAB:
1062 ret = lenovo_led_set_tp10ubkbd(hdev, tp10ubkbd_led[led_nr], value);
1069 static int lenovo_register_leds(struct hid_device *hdev)
1071 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
1072 size_t name_sz = strlen(dev_name(&hdev->dev)) + 16;
1073 char *name_mute, *name_micm;
1076 name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
1077 name_micm = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
1078 if (name_mute == NULL || name_micm == NULL) {
1079 hid_err(hdev, "Could not allocate memory for led data\n");
1082 snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(&hdev->dev));
1083 snprintf(name_micm, name_sz, "%s:amber:micmute", dev_name(&hdev->dev));
1085 data->led_mute.name = name_mute;
1086 data->led_mute.default_trigger = "audio-mute";
1087 data->led_mute.brightness_set_blocking = lenovo_led_brightness_set;
1088 data->led_mute.max_brightness = 1;
1089 data->led_mute.flags = LED_HW_PLUGGABLE;
1090 data->led_mute.dev = &hdev->dev;
1091 ret = led_classdev_register(&hdev->dev, &data->led_mute);
1095 data->led_micmute.name = name_micm;
1096 data->led_micmute.default_trigger = "audio-micmute";
1097 data->led_micmute.brightness_set_blocking = lenovo_led_brightness_set;
1098 data->led_micmute.max_brightness = 1;
1099 data->led_micmute.flags = LED_HW_PLUGGABLE;
1100 data->led_micmute.dev = &hdev->dev;
1101 ret = led_classdev_register(&hdev->dev, &data->led_micmute);
1103 led_classdev_unregister(&data->led_mute);
1110 static int lenovo_probe_tpkbd(struct hid_device *hdev)
1112 struct lenovo_drvdata *data_pointer;
1116 * Only register extra settings against subdevice where input_mapping
1117 * set drvdata to 1, i.e. the trackpoint.
1119 if (!hid_get_drvdata(hdev))
1122 hid_set_drvdata(hdev, NULL);
1124 /* Validate required reports. */
1125 for (i = 0; i < 4; i++) {
1126 if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1))
1129 if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2))
1132 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
1134 hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
1136 data_pointer = devm_kzalloc(&hdev->dev,
1137 sizeof(struct lenovo_drvdata),
1139 if (data_pointer == NULL) {
1140 hid_err(hdev, "Could not allocate memory for driver data\n");
1145 // set same default values as windows driver
1146 data_pointer->sensitivity = 0xa0;
1147 data_pointer->press_speed = 0x38;
1149 hid_set_drvdata(hdev, data_pointer);
1151 ret = lenovo_register_leds(hdev);
1155 lenovo_features_set_tpkbd(hdev);
1159 sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
1163 static int lenovo_probe_cptkbd(struct hid_device *hdev)
1166 struct lenovo_drvdata *cptkbd_data;
1168 /* All the custom action happens on the USBMOUSE device for USB */
1169 if (((hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD) ||
1170 (hdev->product == USB_DEVICE_ID_LENOVO_TPIIUSBKBD)) &&
1171 hdev->type != HID_TYPE_USBMOUSE) {
1172 hid_dbg(hdev, "Ignoring keyboard half of device\n");
1176 cptkbd_data = devm_kzalloc(&hdev->dev,
1177 sizeof(*cptkbd_data),
1179 if (cptkbd_data == NULL) {
1180 hid_err(hdev, "can't alloc keyboard descriptor\n");
1183 hid_set_drvdata(hdev, cptkbd_data);
1185 /* Set keyboard settings to known state */
1186 cptkbd_data->middlebutton_state = 0;
1187 cptkbd_data->fn_lock = true;
1188 cptkbd_data->sensitivity = 0x05;
1189 cptkbd_data->middleclick_workaround_cptkbd = true;
1190 lenovo_features_set_cptkbd(hdev);
1192 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd);
1194 hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
1199 static struct attribute *lenovo_attributes_tp10ubkbd[] = {
1200 &dev_attr_fn_lock.attr,
1204 static const struct attribute_group lenovo_attr_group_tp10ubkbd = {
1205 .attrs = lenovo_attributes_tp10ubkbd,
1208 static int lenovo_probe_tp10ubkbd(struct hid_device *hdev)
1210 struct hid_report_enum *rep_enum;
1211 struct lenovo_drvdata *data;
1212 struct hid_report *rep;
1217 * The LEDs and the Fn-lock functionality use output report 9,
1218 * with an application of 0xffa0001, add the LEDs on the interface
1219 * with this output report.
1222 rep_enum = &hdev->report_enum[HID_OUTPUT_REPORT];
1223 list_for_each_entry(rep, &rep_enum->report_list, list) {
1224 if (rep->application == 0xffa00001)
1230 data = devm_kzalloc(&hdev->dev, sizeof(*data), GFP_KERNEL);
1234 mutex_init(&data->led_report_mutex);
1235 INIT_WORK(&data->fn_lock_sync_work, lenovo_tp10ubkbd_sync_fn_lock);
1238 hid_set_drvdata(hdev, data);
1241 * The Thinkpad 10 ultrabook USB kbd dock's Fn-lock defaults to on.
1242 * We cannot read the state, only set it, so we force it to on here
1243 * (which should be a no-op) to make sure that our state matches the
1244 * keyboard's FN-lock state. This is the same as what Windows does.
1246 data->fn_lock = true;
1247 lenovo_led_set_tp10ubkbd(hdev, TP10UBKBD_FN_LOCK_LED, data->fn_lock);
1249 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd);
1253 ret = lenovo_register_leds(hdev);
1259 sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd);
1263 static int lenovo_probe(struct hid_device *hdev,
1264 const struct hid_device_id *id)
1268 ret = hid_parse(hdev);
1270 hid_err(hdev, "hid_parse failed\n");
1274 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
1276 hid_err(hdev, "hid_hw_start failed\n");
1280 switch (hdev->product) {
1281 case USB_DEVICE_ID_LENOVO_TPKBD:
1282 ret = lenovo_probe_tpkbd(hdev);
1284 case USB_DEVICE_ID_LENOVO_CUSBKBD:
1285 case USB_DEVICE_ID_LENOVO_CBTKBD:
1286 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
1287 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
1288 ret = lenovo_probe_cptkbd(hdev);
1290 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
1291 case USB_DEVICE_ID_LENOVO_X1_TAB:
1292 ret = lenovo_probe_tp10ubkbd(hdev);
1309 static int lenovo_reset_resume(struct hid_device *hdev)
1311 switch (hdev->product) {
1312 case USB_DEVICE_ID_LENOVO_CUSBKBD:
1313 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
1314 if (hdev->type == HID_TYPE_USBMOUSE)
1315 lenovo_features_set_cptkbd(hdev);
1326 static void lenovo_remove_tpkbd(struct hid_device *hdev)
1328 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
1331 * Only the trackpoint half of the keyboard has drvdata and stuff that
1332 * needs unregistering.
1334 if (data_pointer == NULL)
1337 sysfs_remove_group(&hdev->dev.kobj,
1338 &lenovo_attr_group_tpkbd);
1340 led_classdev_unregister(&data_pointer->led_micmute);
1341 led_classdev_unregister(&data_pointer->led_mute);
1344 static void lenovo_remove_cptkbd(struct hid_device *hdev)
1346 sysfs_remove_group(&hdev->dev.kobj,
1347 &lenovo_attr_group_cptkbd);
1350 static void lenovo_remove_tp10ubkbd(struct hid_device *hdev)
1352 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
1357 led_classdev_unregister(&data->led_micmute);
1358 led_classdev_unregister(&data->led_mute);
1360 sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd);
1361 cancel_work_sync(&data->fn_lock_sync_work);
1364 static void lenovo_remove(struct hid_device *hdev)
1366 switch (hdev->product) {
1367 case USB_DEVICE_ID_LENOVO_TPKBD:
1368 lenovo_remove_tpkbd(hdev);
1370 case USB_DEVICE_ID_LENOVO_CUSBKBD:
1371 case USB_DEVICE_ID_LENOVO_CBTKBD:
1372 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
1373 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
1374 lenovo_remove_cptkbd(hdev);
1376 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
1377 case USB_DEVICE_ID_LENOVO_X1_TAB:
1378 lenovo_remove_tp10ubkbd(hdev);
1385 static int lenovo_input_configured(struct hid_device *hdev,
1386 struct hid_input *hi)
1388 switch (hdev->product) {
1389 case USB_DEVICE_ID_LENOVO_TPKBD:
1390 case USB_DEVICE_ID_LENOVO_CUSBKBD:
1391 case USB_DEVICE_ID_LENOVO_CBTKBD:
1392 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
1393 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
1394 if (test_bit(EV_REL, hi->input->evbit)) {
1395 /* set only for trackpoint device */
1396 __set_bit(INPUT_PROP_POINTER, hi->input->propbit);
1397 __set_bit(INPUT_PROP_POINTING_STICK,
1398 hi->input->propbit);
1407 static const struct hid_device_id lenovo_devices[] = {
1408 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
1409 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
1410 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPIIUSBKBD) },
1411 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
1412 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPIIBTKBD) },
1413 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
1414 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_III) },
1415 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_PRO) },
1416 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL) },
1417 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL) },
1418 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO) },
1419 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL) },
1420 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TP10UBKBD) },
1422 * Note bind to the HID_GROUP_GENERIC group, so that we only bind to the keyboard
1423 * part, while letting hid-multitouch.c handle the touchpad and trackpoint.
1425 { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
1426 USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_TAB) },
1430 MODULE_DEVICE_TABLE(hid, lenovo_devices);
1432 static struct hid_driver lenovo_driver = {
1434 .id_table = lenovo_devices,
1435 .input_configured = lenovo_input_configured,
1436 .input_mapping = lenovo_input_mapping,
1437 .probe = lenovo_probe,
1438 .remove = lenovo_remove,
1439 .raw_event = lenovo_raw_event,
1440 .event = lenovo_event,
1441 .report_fixup = lenovo_report_fixup,
1443 .reset_resume = lenovo_reset_resume,
1446 module_hid_driver(lenovo_driver);
1448 MODULE_LICENSE("GPL");