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;
57 * 3: Patched firmware, disable workaround
59 u8 middlebutton_state;
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);
625 static struct device_attribute dev_attr_fn_lock =
626 __ATTR(fn_lock, S_IWUSR | S_IRUGO,
630 static struct device_attribute dev_attr_sensitivity_cptkbd =
631 __ATTR(sensitivity, S_IWUSR | S_IRUGO,
632 attr_sensitivity_show_cptkbd,
633 attr_sensitivity_store_cptkbd);
636 static struct attribute *lenovo_attributes_cptkbd[] = {
637 &dev_attr_fn_lock.attr,
638 &dev_attr_sensitivity_cptkbd.attr,
642 static const struct attribute_group lenovo_attr_group_cptkbd = {
643 .attrs = lenovo_attributes_cptkbd,
646 static int lenovo_raw_event(struct hid_device *hdev,
647 struct hid_report *report, u8 *data, int size)
650 * Compact USB keyboard's Fn-F12 report holds down many other keys, and
651 * its own key is outside the usage page range. Remove extra
652 * keypresses and remap to inside usage page.
654 if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
658 && data[2] == 0x01)) {
666 static int lenovo_event_tp10ubkbd(struct hid_device *hdev,
667 struct hid_field *field, struct hid_usage *usage, __s32 value)
669 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
671 if (usage->type == EV_KEY && usage->code == KEY_FN_ESC && value == 1) {
673 * The user has toggled the Fn-lock state. Toggle our own
674 * cached value of it and sync our value to the keyboard to
675 * ensure things are in sync (the sycning should be a no-op).
677 data->fn_lock = !data->fn_lock;
678 schedule_work(&data->fn_lock_sync_work);
684 static int lenovo_event_cptkbd(struct hid_device *hdev,
685 struct hid_field *field, struct hid_usage *usage, __s32 value)
687 struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
689 if (cptkbd_data->middlebutton_state != 3) {
690 /* REL_X and REL_Y events during middle button pressed
691 * are only possible on patched, bug-free firmware
692 * so set middlebutton_state to 3
693 * to never apply workaround anymore
695 if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD &&
696 cptkbd_data->middlebutton_state == 1 &&
697 usage->type == EV_REL &&
698 (usage->code == REL_X || usage->code == REL_Y)) {
699 cptkbd_data->middlebutton_state = 3;
700 /* send middle button press which was hold before */
701 input_event(field->hidinput->input,
702 EV_KEY, BTN_MIDDLE, 1);
703 input_sync(field->hidinput->input);
706 /* "wheel" scroll events */
707 if (usage->type == EV_REL && (usage->code == REL_WHEEL ||
708 usage->code == REL_HWHEEL)) {
709 /* Scroll events disable middle-click event */
710 cptkbd_data->middlebutton_state = 2;
714 /* Middle click events */
715 if (usage->type == EV_KEY && usage->code == BTN_MIDDLE) {
717 cptkbd_data->middlebutton_state = 1;
718 } else if (value == 0) {
719 if (cptkbd_data->middlebutton_state == 1) {
720 /* No scrolling inbetween, send middle-click */
721 input_event(field->hidinput->input,
722 EV_KEY, BTN_MIDDLE, 1);
723 input_sync(field->hidinput->input);
724 input_event(field->hidinput->input,
725 EV_KEY, BTN_MIDDLE, 0);
726 input_sync(field->hidinput->input);
728 cptkbd_data->middlebutton_state = 0;
734 if (usage->type == EV_KEY && usage->code == KEY_FN_ESC && value == 1) {
736 * The user has toggled the Fn-lock state. Toggle our own
737 * cached value of it and sync our value to the keyboard to
738 * ensure things are in sync (the syncing should be a no-op).
740 cptkbd_data->fn_lock = !cptkbd_data->fn_lock;
746 static int lenovo_event(struct hid_device *hdev, struct hid_field *field,
747 struct hid_usage *usage, __s32 value)
749 if (!hid_get_drvdata(hdev))
752 switch (hdev->product) {
753 case USB_DEVICE_ID_LENOVO_CUSBKBD:
754 case USB_DEVICE_ID_LENOVO_CBTKBD:
755 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
756 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
757 return lenovo_event_cptkbd(hdev, field, usage, value);
758 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
759 case USB_DEVICE_ID_LENOVO_X1_TAB:
760 return lenovo_event_tp10ubkbd(hdev, field, usage, value);
766 static int lenovo_features_set_tpkbd(struct hid_device *hdev)
768 struct hid_report *report;
769 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
771 report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4];
773 report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02;
774 report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08;
775 report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20;
776 report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40;
777 report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver
778 report->field[2]->value[0] = data_pointer->sensitivity;
779 report->field[3]->value[0] = data_pointer->press_speed;
781 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
785 static ssize_t attr_press_to_select_show_tpkbd(struct device *dev,
786 struct device_attribute *attr,
789 struct hid_device *hdev = to_hid_device(dev);
790 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
792 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select);
795 static ssize_t attr_press_to_select_store_tpkbd(struct device *dev,
796 struct device_attribute *attr,
800 struct hid_device *hdev = to_hid_device(dev);
801 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
804 if (kstrtoint(buf, 10, &value))
806 if (value < 0 || value > 1)
809 data_pointer->press_to_select = value;
810 lenovo_features_set_tpkbd(hdev);
815 static ssize_t attr_dragging_show_tpkbd(struct device *dev,
816 struct device_attribute *attr,
819 struct hid_device *hdev = to_hid_device(dev);
820 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
822 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging);
825 static ssize_t attr_dragging_store_tpkbd(struct device *dev,
826 struct device_attribute *attr,
830 struct hid_device *hdev = to_hid_device(dev);
831 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
834 if (kstrtoint(buf, 10, &value))
836 if (value < 0 || value > 1)
839 data_pointer->dragging = value;
840 lenovo_features_set_tpkbd(hdev);
845 static ssize_t attr_release_to_select_show_tpkbd(struct device *dev,
846 struct device_attribute *attr,
849 struct hid_device *hdev = to_hid_device(dev);
850 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
852 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select);
855 static ssize_t attr_release_to_select_store_tpkbd(struct device *dev,
856 struct device_attribute *attr,
860 struct hid_device *hdev = to_hid_device(dev);
861 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
864 if (kstrtoint(buf, 10, &value))
866 if (value < 0 || value > 1)
869 data_pointer->release_to_select = value;
870 lenovo_features_set_tpkbd(hdev);
875 static ssize_t attr_select_right_show_tpkbd(struct device *dev,
876 struct device_attribute *attr,
879 struct hid_device *hdev = to_hid_device(dev);
880 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
882 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right);
885 static ssize_t attr_select_right_store_tpkbd(struct device *dev,
886 struct device_attribute *attr,
890 struct hid_device *hdev = to_hid_device(dev);
891 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
894 if (kstrtoint(buf, 10, &value))
896 if (value < 0 || value > 1)
899 data_pointer->select_right = value;
900 lenovo_features_set_tpkbd(hdev);
905 static ssize_t attr_sensitivity_show_tpkbd(struct device *dev,
906 struct device_attribute *attr,
909 struct hid_device *hdev = to_hid_device(dev);
910 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
912 return snprintf(buf, PAGE_SIZE, "%u\n",
913 data_pointer->sensitivity);
916 static ssize_t attr_sensitivity_store_tpkbd(struct device *dev,
917 struct device_attribute *attr,
921 struct hid_device *hdev = to_hid_device(dev);
922 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
925 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
928 data_pointer->sensitivity = value;
929 lenovo_features_set_tpkbd(hdev);
934 static ssize_t attr_press_speed_show_tpkbd(struct device *dev,
935 struct device_attribute *attr,
938 struct hid_device *hdev = to_hid_device(dev);
939 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
941 return snprintf(buf, PAGE_SIZE, "%u\n",
942 data_pointer->press_speed);
945 static ssize_t attr_press_speed_store_tpkbd(struct device *dev,
946 struct device_attribute *attr,
950 struct hid_device *hdev = to_hid_device(dev);
951 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
954 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
957 data_pointer->press_speed = value;
958 lenovo_features_set_tpkbd(hdev);
963 static struct device_attribute dev_attr_press_to_select_tpkbd =
964 __ATTR(press_to_select, S_IWUSR | S_IRUGO,
965 attr_press_to_select_show_tpkbd,
966 attr_press_to_select_store_tpkbd);
968 static struct device_attribute dev_attr_dragging_tpkbd =
969 __ATTR(dragging, S_IWUSR | S_IRUGO,
970 attr_dragging_show_tpkbd,
971 attr_dragging_store_tpkbd);
973 static struct device_attribute dev_attr_release_to_select_tpkbd =
974 __ATTR(release_to_select, S_IWUSR | S_IRUGO,
975 attr_release_to_select_show_tpkbd,
976 attr_release_to_select_store_tpkbd);
978 static struct device_attribute dev_attr_select_right_tpkbd =
979 __ATTR(select_right, S_IWUSR | S_IRUGO,
980 attr_select_right_show_tpkbd,
981 attr_select_right_store_tpkbd);
983 static struct device_attribute dev_attr_sensitivity_tpkbd =
984 __ATTR(sensitivity, S_IWUSR | S_IRUGO,
985 attr_sensitivity_show_tpkbd,
986 attr_sensitivity_store_tpkbd);
988 static struct device_attribute dev_attr_press_speed_tpkbd =
989 __ATTR(press_speed, S_IWUSR | S_IRUGO,
990 attr_press_speed_show_tpkbd,
991 attr_press_speed_store_tpkbd);
993 static struct attribute *lenovo_attributes_tpkbd[] = {
994 &dev_attr_press_to_select_tpkbd.attr,
995 &dev_attr_dragging_tpkbd.attr,
996 &dev_attr_release_to_select_tpkbd.attr,
997 &dev_attr_select_right_tpkbd.attr,
998 &dev_attr_sensitivity_tpkbd.attr,
999 &dev_attr_press_speed_tpkbd.attr,
1003 static const struct attribute_group lenovo_attr_group_tpkbd = {
1004 .attrs = lenovo_attributes_tpkbd,
1007 static void lenovo_led_set_tpkbd(struct hid_device *hdev)
1009 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
1010 struct hid_report *report;
1012 report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3];
1013 report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1;
1014 report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1;
1015 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
1018 static int lenovo_led_brightness_set(struct led_classdev *led_cdev,
1019 enum led_brightness value)
1021 struct device *dev = led_cdev->dev->parent;
1022 struct hid_device *hdev = to_hid_device(dev);
1023 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
1024 static const u8 tp10ubkbd_led[] = { TP10UBKBD_MUTE_LED, TP10UBKBD_MICMUTE_LED };
1028 if (led_cdev == &data_pointer->led_micmute)
1031 if (value == LED_OFF)
1032 data_pointer->led_state &= ~(1 << led_nr);
1034 data_pointer->led_state |= 1 << led_nr;
1036 switch (hdev->product) {
1037 case USB_DEVICE_ID_LENOVO_TPKBD:
1038 lenovo_led_set_tpkbd(hdev);
1040 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
1041 case USB_DEVICE_ID_LENOVO_X1_TAB:
1042 ret = lenovo_led_set_tp10ubkbd(hdev, tp10ubkbd_led[led_nr], value);
1049 static int lenovo_register_leds(struct hid_device *hdev)
1051 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
1052 size_t name_sz = strlen(dev_name(&hdev->dev)) + 16;
1053 char *name_mute, *name_micm;
1056 name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
1057 name_micm = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
1058 if (name_mute == NULL || name_micm == NULL) {
1059 hid_err(hdev, "Could not allocate memory for led data\n");
1062 snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(&hdev->dev));
1063 snprintf(name_micm, name_sz, "%s:amber:micmute", dev_name(&hdev->dev));
1065 data->led_mute.name = name_mute;
1066 data->led_mute.default_trigger = "audio-mute";
1067 data->led_mute.brightness_set_blocking = lenovo_led_brightness_set;
1068 data->led_mute.max_brightness = 1;
1069 data->led_mute.flags = LED_HW_PLUGGABLE;
1070 data->led_mute.dev = &hdev->dev;
1071 ret = led_classdev_register(&hdev->dev, &data->led_mute);
1075 data->led_micmute.name = name_micm;
1076 data->led_micmute.default_trigger = "audio-micmute";
1077 data->led_micmute.brightness_set_blocking = lenovo_led_brightness_set;
1078 data->led_micmute.max_brightness = 1;
1079 data->led_micmute.flags = LED_HW_PLUGGABLE;
1080 data->led_micmute.dev = &hdev->dev;
1081 ret = led_classdev_register(&hdev->dev, &data->led_micmute);
1083 led_classdev_unregister(&data->led_mute);
1090 static int lenovo_probe_tpkbd(struct hid_device *hdev)
1092 struct lenovo_drvdata *data_pointer;
1096 * Only register extra settings against subdevice where input_mapping
1097 * set drvdata to 1, i.e. the trackpoint.
1099 if (!hid_get_drvdata(hdev))
1102 hid_set_drvdata(hdev, NULL);
1104 /* Validate required reports. */
1105 for (i = 0; i < 4; i++) {
1106 if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1))
1109 if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2))
1112 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
1114 hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
1116 data_pointer = devm_kzalloc(&hdev->dev,
1117 sizeof(struct lenovo_drvdata),
1119 if (data_pointer == NULL) {
1120 hid_err(hdev, "Could not allocate memory for driver data\n");
1125 // set same default values as windows driver
1126 data_pointer->sensitivity = 0xa0;
1127 data_pointer->press_speed = 0x38;
1129 hid_set_drvdata(hdev, data_pointer);
1131 ret = lenovo_register_leds(hdev);
1135 lenovo_features_set_tpkbd(hdev);
1139 sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
1143 static int lenovo_probe_cptkbd(struct hid_device *hdev)
1146 struct lenovo_drvdata *cptkbd_data;
1148 /* All the custom action happens on the USBMOUSE device for USB */
1149 if (((hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD) ||
1150 (hdev->product == USB_DEVICE_ID_LENOVO_TPIIUSBKBD)) &&
1151 hdev->type != HID_TYPE_USBMOUSE) {
1152 hid_dbg(hdev, "Ignoring keyboard half of device\n");
1156 cptkbd_data = devm_kzalloc(&hdev->dev,
1157 sizeof(*cptkbd_data),
1159 if (cptkbd_data == NULL) {
1160 hid_err(hdev, "can't alloc keyboard descriptor\n");
1163 hid_set_drvdata(hdev, cptkbd_data);
1165 /* Set keyboard settings to known state */
1166 cptkbd_data->middlebutton_state = 0;
1167 cptkbd_data->fn_lock = true;
1168 cptkbd_data->sensitivity = 0x05;
1169 lenovo_features_set_cptkbd(hdev);
1171 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd);
1173 hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
1178 static struct attribute *lenovo_attributes_tp10ubkbd[] = {
1179 &dev_attr_fn_lock.attr,
1183 static const struct attribute_group lenovo_attr_group_tp10ubkbd = {
1184 .attrs = lenovo_attributes_tp10ubkbd,
1187 static int lenovo_probe_tp10ubkbd(struct hid_device *hdev)
1189 struct hid_report_enum *rep_enum;
1190 struct lenovo_drvdata *data;
1191 struct hid_report *rep;
1196 * The LEDs and the Fn-lock functionality use output report 9,
1197 * with an application of 0xffa0001, add the LEDs on the interface
1198 * with this output report.
1201 rep_enum = &hdev->report_enum[HID_OUTPUT_REPORT];
1202 list_for_each_entry(rep, &rep_enum->report_list, list) {
1203 if (rep->application == 0xffa00001)
1209 data = devm_kzalloc(&hdev->dev, sizeof(*data), GFP_KERNEL);
1213 mutex_init(&data->led_report_mutex);
1214 INIT_WORK(&data->fn_lock_sync_work, lenovo_tp10ubkbd_sync_fn_lock);
1217 hid_set_drvdata(hdev, data);
1220 * The Thinkpad 10 ultrabook USB kbd dock's Fn-lock defaults to on.
1221 * We cannot read the state, only set it, so we force it to on here
1222 * (which should be a no-op) to make sure that our state matches the
1223 * keyboard's FN-lock state. This is the same as what Windows does.
1225 data->fn_lock = true;
1226 lenovo_led_set_tp10ubkbd(hdev, TP10UBKBD_FN_LOCK_LED, data->fn_lock);
1228 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd);
1232 ret = lenovo_register_leds(hdev);
1238 sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd);
1242 static int lenovo_probe(struct hid_device *hdev,
1243 const struct hid_device_id *id)
1247 ret = hid_parse(hdev);
1249 hid_err(hdev, "hid_parse failed\n");
1253 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
1255 hid_err(hdev, "hid_hw_start failed\n");
1259 switch (hdev->product) {
1260 case USB_DEVICE_ID_LENOVO_TPKBD:
1261 ret = lenovo_probe_tpkbd(hdev);
1263 case USB_DEVICE_ID_LENOVO_CUSBKBD:
1264 case USB_DEVICE_ID_LENOVO_CBTKBD:
1265 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
1266 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
1267 ret = lenovo_probe_cptkbd(hdev);
1269 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
1270 case USB_DEVICE_ID_LENOVO_X1_TAB:
1271 ret = lenovo_probe_tp10ubkbd(hdev);
1288 static int lenovo_reset_resume(struct hid_device *hdev)
1290 switch (hdev->product) {
1291 case USB_DEVICE_ID_LENOVO_CUSBKBD:
1292 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
1293 if (hdev->type == HID_TYPE_USBMOUSE)
1294 lenovo_features_set_cptkbd(hdev);
1305 static void lenovo_remove_tpkbd(struct hid_device *hdev)
1307 struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev);
1310 * Only the trackpoint half of the keyboard has drvdata and stuff that
1311 * needs unregistering.
1313 if (data_pointer == NULL)
1316 sysfs_remove_group(&hdev->dev.kobj,
1317 &lenovo_attr_group_tpkbd);
1319 led_classdev_unregister(&data_pointer->led_micmute);
1320 led_classdev_unregister(&data_pointer->led_mute);
1323 static void lenovo_remove_cptkbd(struct hid_device *hdev)
1325 sysfs_remove_group(&hdev->dev.kobj,
1326 &lenovo_attr_group_cptkbd);
1329 static void lenovo_remove_tp10ubkbd(struct hid_device *hdev)
1331 struct lenovo_drvdata *data = hid_get_drvdata(hdev);
1336 led_classdev_unregister(&data->led_micmute);
1337 led_classdev_unregister(&data->led_mute);
1339 sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd);
1340 cancel_work_sync(&data->fn_lock_sync_work);
1343 static void lenovo_remove(struct hid_device *hdev)
1345 switch (hdev->product) {
1346 case USB_DEVICE_ID_LENOVO_TPKBD:
1347 lenovo_remove_tpkbd(hdev);
1349 case USB_DEVICE_ID_LENOVO_CUSBKBD:
1350 case USB_DEVICE_ID_LENOVO_CBTKBD:
1351 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
1352 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
1353 lenovo_remove_cptkbd(hdev);
1355 case USB_DEVICE_ID_LENOVO_TP10UBKBD:
1356 case USB_DEVICE_ID_LENOVO_X1_TAB:
1357 lenovo_remove_tp10ubkbd(hdev);
1364 static int lenovo_input_configured(struct hid_device *hdev,
1365 struct hid_input *hi)
1367 switch (hdev->product) {
1368 case USB_DEVICE_ID_LENOVO_TPKBD:
1369 case USB_DEVICE_ID_LENOVO_CUSBKBD:
1370 case USB_DEVICE_ID_LENOVO_CBTKBD:
1371 case USB_DEVICE_ID_LENOVO_TPIIUSBKBD:
1372 case USB_DEVICE_ID_LENOVO_TPIIBTKBD:
1373 if (test_bit(EV_REL, hi->input->evbit)) {
1374 /* set only for trackpoint device */
1375 __set_bit(INPUT_PROP_POINTER, hi->input->propbit);
1376 __set_bit(INPUT_PROP_POINTING_STICK,
1377 hi->input->propbit);
1386 static const struct hid_device_id lenovo_devices[] = {
1387 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
1388 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
1389 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPIIUSBKBD) },
1390 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
1391 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPIIBTKBD) },
1392 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
1393 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_III) },
1394 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_PRO) },
1395 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL) },
1396 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL) },
1397 { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO) },
1398 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL) },
1399 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TP10UBKBD) },
1401 * Note bind to the HID_GROUP_GENERIC group, so that we only bind to the keyboard
1402 * part, while letting hid-multitouch.c handle the touchpad and trackpoint.
1404 { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
1405 USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_TAB) },
1409 MODULE_DEVICE_TABLE(hid, lenovo_devices);
1411 static struct hid_driver lenovo_driver = {
1413 .id_table = lenovo_devices,
1414 .input_configured = lenovo_input_configured,
1415 .input_mapping = lenovo_input_mapping,
1416 .probe = lenovo_probe,
1417 .remove = lenovo_remove,
1418 .raw_event = lenovo_raw_event,
1419 .event = lenovo_event,
1420 .report_fixup = lenovo_report_fixup,
1422 .reset_resume = lenovo_reset_resume,
1425 module_hid_driver(lenovo_driver);
1427 MODULE_LICENSE("GPL");