| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Jamie Lentin | 1613 | 26.05% | 10 | 22.22% |
| Hans de Goede | 1589 | 25.66% | 14 | 31.11% |
| Bernhard Seibold | 1551 | 25.05% | 1 | 2.22% |
| ValdikSS | 791 | 12.77% | 3 | 6.67% |
| Benjamin Tissoires | 166 | 2.68% | 5 | 11.11% |
| pgzh | 155 | 2.50% | 1 | 2.22% |
| Axel Lin | 128 | 2.07% | 1 | 2.22% |
| Andreas Fleig | 76 | 1.23% | 1 | 2.22% |
| Josh Boyer | 45 | 0.73% | 1 | 2.22% |
| Aditya Pakki | 28 | 0.45% | 1 | 2.22% |
| Alexey Khoroshilov | 18 | 0.29% | 1 | 2.22% |
| Geliang Tang | 17 | 0.27% | 1 | 2.22% |
| Kees Cook | 6 | 0.10% | 1 | 2.22% |
| Dmitry Torokhov | 4 | 0.06% | 1 | 2.22% |
| Thomas Gleixner | 2 | 0.03% | 1 | 2.22% |
| Colin Ian King | 2 | 0.03% | 1 | 2.22% |
| H Hartley Sweeten | 1 | 0.02% | 1 | 2.22% |
| Total | 6192 | 45 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * HID driver for Lenovo: * - ThinkPad USB Keyboard with TrackPoint (tpkbd) * - ThinkPad Compact Bluetooth Keyboard with TrackPoint (cptkbd) * - ThinkPad Compact USB Keyboard with TrackPoint (cptkbd) * - ThinkPad TrackPoint Keyboard II USB/Bluetooth (cptkbd/tpIIkbd) * * Copyright (c) 2012 Bernhard Seibold * Copyright (c) 2014 Jamie Lentin <jm@lentin.co.uk> * * Linux IBM/Lenovo Scrollpoint mouse driver: * - IBM Scrollpoint III * - IBM Scrollpoint Pro * - IBM Scrollpoint Optical * - IBM Scrollpoint Optical 800dpi * - IBM Scrollpoint Optical 800dpi Pro * - Lenovo Scrollpoint Optical * * Copyright (c) 2012 Peter De Wachter <pdewacht@gmail.com> * Copyright (c) 2018 Peter Ganzhorn <peter.ganzhorn@gmail.com> */ /* */ #include <linux/module.h> #include <linux/sysfs.h> #include <linux/device.h> #include <linux/hid.h> #include <linux/input.h> #include <linux/leds.h> #include <linux/workqueue.h> #include "hid-ids.h" /* Userspace expects F20 for mic-mute KEY_MICMUTE does not work */ #define LENOVO_KEY_MICMUTE KEY_F20 struct lenovo_drvdata { u8 led_report[3]; /* Must be first for proper alignment */ int led_state; struct mutex led_report_mutex; struct led_classdev led_mute; struct led_classdev led_micmute; struct work_struct fn_lock_sync_work; struct hid_device *hdev; int press_to_select; int dragging; int release_to_select; int select_right; int sensitivity; int press_speed; u8 middlebutton_state; /* 0:Up, 1:Down (undecided), 2:Scrolling */ bool fn_lock; }; #define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c)) #define TP10UBKBD_LED_OUTPUT_REPORT 9 #define TP10UBKBD_FN_LOCK_LED 0x54 #define TP10UBKBD_MUTE_LED 0x64 #define TP10UBKBD_MICMUTE_LED 0x74 #define TP10UBKBD_LED_OFF 1 #define TP10UBKBD_LED_ON 2 static int lenovo_led_set_tp10ubkbd(struct hid_device *hdev, u8 led_code, enum led_brightness value) { struct lenovo_drvdata *data = hid_get_drvdata(hdev); int ret; mutex_lock(&data->led_report_mutex); data->led_report[0] = TP10UBKBD_LED_OUTPUT_REPORT; data->led_report[1] = led_code; data->led_report[2] = value ? TP10UBKBD_LED_ON : TP10UBKBD_LED_OFF; ret = hid_hw_raw_request(hdev, data->led_report[0], data->led_report, 3, HID_OUTPUT_REPORT, HID_REQ_SET_REPORT); if (ret != 3) { if (ret != -ENODEV) hid_err(hdev, "Set LED output report error: %d\n", ret); ret = ret < 0 ? ret : -EIO; } else { ret = 0; } mutex_unlock(&data->led_report_mutex); return ret; } static void lenovo_tp10ubkbd_sync_fn_lock(struct work_struct *work) { struct lenovo_drvdata *data = container_of(work, struct lenovo_drvdata, fn_lock_sync_work); lenovo_led_set_tp10ubkbd(data->hdev, TP10UBKBD_FN_LOCK_LED, data->fn_lock); } static const __u8 lenovo_pro_dock_need_fixup_collection[] = { 0x05, 0x88, /* Usage Page (Vendor Usage Page 0x88) */ 0x09, 0x01, /* Usage (Vendor Usage 0x01) */ 0xa1, 0x01, /* Collection (Application) */ 0x85, 0x04, /* Report ID (4) */ 0x19, 0x00, /* Usage Minimum (0) */ 0x2a, 0xff, 0xff, /* Usage Maximum (65535) */ }; /* Broken ThinkPad TrackPoint II collection (Bluetooth mode) */ static const __u8 lenovo_tpIIbtkbd_need_fixup_collection[] = { 0x06, 0x00, 0xFF, /* Usage Page (Vendor Defined 0xFF00) */ 0x09, 0x01, /* Usage (0x01) */ 0xA1, 0x01, /* Collection (Application) */ 0x85, 0x05, /* Report ID (5) */ 0x1A, 0xF1, 0x00, /* Usage Minimum (0xF1) */ 0x2A, 0xFC, 0x00, /* Usage Maximum (0xFC) */ 0x15, 0x00, /* Logical Minimum (0) */ 0x25, 0x01, /* Logical Maximum (1) */ 0x75, 0x01, /* Report Size (1) */ 0x95, 0x0D, /* Report Count (13) */ 0x81, 0x02, /* Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position) */ 0x95, 0x03, /* Report Count (3) */ 0x81, 0x01, /* Input (Const,Array,Abs,No Wrap,Linear,Preferred State,No Null Position) */ }; static __u8 *lenovo_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { switch (hdev->product) { case USB_DEVICE_ID_LENOVO_TPPRODOCK: /* the fixups that need to be done: * - get a reasonable usage max for the vendor collection * 0x8801 from the report ID 4 */ if (*rsize >= 153 && memcmp(&rdesc[140], lenovo_pro_dock_need_fixup_collection, sizeof(lenovo_pro_dock_need_fixup_collection)) == 0) { rdesc[151] = 0x01; rdesc[152] = 0x00; } break; case USB_DEVICE_ID_LENOVO_TPIIBTKBD: if (*rsize >= 263 && memcmp(&rdesc[234], lenovo_tpIIbtkbd_need_fixup_collection, sizeof(lenovo_tpIIbtkbd_need_fixup_collection)) == 0) { rdesc[244] = 0x00; /* usage minimum = 0x00 */ rdesc[247] = 0xff; /* usage maximum = 0xff */ rdesc[252] = 0xff; /* logical maximum = 0xff */ rdesc[254] = 0x08; /* report size = 0x08 */ rdesc[256] = 0x01; /* report count = 0x01 */ rdesc[258] = 0x00; /* input = 0x00 */ rdesc[260] = 0x01; /* report count (2) = 0x01 */ } break; } return rdesc; } static int lenovo_input_mapping_tpkbd(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { if (usage->hid == (HID_UP_BUTTON | 0x0010)) { /* This sub-device contains trackpoint, mark it */ hid_set_drvdata(hdev, (void *)1); map_key_clear(LENOVO_KEY_MICMUTE); return 1; } return 0; } static int lenovo_input_mapping_cptkbd(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { /* HID_UP_LNVENDOR = USB, HID_UP_MSVENDOR = BT */ if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR || (usage->hid & HID_USAGE_PAGE) == HID_UP_LNVENDOR) { switch (usage->hid & HID_USAGE) { case 0x00f1: /* Fn-F4: Mic mute */ map_key_clear(LENOVO_KEY_MICMUTE); return 1; case 0x00f2: /* Fn-F5: Brightness down */ map_key_clear(KEY_BRIGHTNESSDOWN); return 1; case 0x00f3: /* Fn-F6: Brightness up */ map_key_clear(KEY_BRIGHTNESSUP); return 1; case 0x00f4: /* Fn-F7: External display (projector) */ map_key_clear(KEY_SWITCHVIDEOMODE); return 1; case 0x00f5: /* Fn-F8: Wireless */ map_key_clear(KEY_WLAN); return 1; case 0x00f6: /* Fn-F9: Control panel */ map_key_clear(KEY_CONFIG); return 1; case 0x00f8: /* Fn-F11: View open applications (3 boxes) */ map_key_clear(KEY_SCALE); return 1; case 0x00f9: /* Fn-F12: Open My computer (6 boxes) USB-only */ /* NB: This mapping is invented in raw_event below */ map_key_clear(KEY_FILE); return 1; case 0x00fa: /* Fn-Esc: Fn-lock toggle */ map_key_clear(KEY_FN_ESC); return 1; case 0x00fb: /* Middle mouse button (in native mode) */ map_key_clear(BTN_MIDDLE); return 1; } } /* Compatibility middle/wheel mappings should be ignored */ if (usage->hid == HID_GD_WHEEL) return -1; if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON && (usage->hid & HID_USAGE) == 0x003) return -1; if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER && (usage->hid & HID_USAGE) == 0x238) return -1; /* Map wheel emulation reports: 0xffa1 = USB, 0xff10 = BT */ if ((usage->hid & HID_USAGE_PAGE) == 0xff100000 || (usage->hid & HID_USAGE_PAGE) == 0xffa10000) { field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE; field->logical_minimum = -127; field->logical_maximum = 127; switch (usage->hid & HID_USAGE) { case 0x0000: hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL); return 1; case 0x0001: hid_map_usage(hi, usage, bit, max, EV_REL, REL_WHEEL); return 1; default: return -1; } } return 0; } static int lenovo_input_mapping_tpIIkbd(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { /* * 0xff0a0000 = USB, HID_UP_MSVENDOR = BT. * * In BT mode, there are two HID_UP_MSVENDOR pages. * Use only the page that contains report ID == 5. */ if (((usage->hid & HID_USAGE_PAGE) == 0xff0a0000 || (usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR) && field->report->id == 5) { switch (usage->hid & HID_USAGE) { case 0x00bb: /* Fn-F4: Mic mute */ map_key_clear(LENOVO_KEY_MICMUTE); return 1; case 0x00c3: /* Fn-F5: Brightness down */ map_key_clear(KEY_BRIGHTNESSDOWN); return 1; case 0x00c4: /* Fn-F6: Brightness up */ map_key_clear(KEY_BRIGHTNESSUP); return 1; case 0x00c1: /* Fn-F8: Notification center */ map_key_clear(KEY_NOTIFICATION_CENTER); return 1; case 0x00bc: /* Fn-F9: Control panel */ map_key_clear(KEY_CONFIG); return 1; case 0x00b6: /* Fn-F10: Bluetooth */ map_key_clear(KEY_BLUETOOTH); return 1; case 0x00b7: /* Fn-F11: Keyboard config */ map_key_clear(KEY_KEYBOARD); return 1; case 0x00b8: /* Fn-F12: User function */ map_key_clear(KEY_PROG1); return 1; case 0x00b9: /* Fn-PrtSc: Snipping tool */ map_key_clear(KEY_SELECTIVE_SCREENSHOT); return 1; case 0x00b5: /* Fn-Esc: Fn-lock toggle */ map_key_clear(KEY_FN_ESC); return 1; } } if ((usage->hid & HID_USAGE_PAGE) == 0xffa00000) { switch (usage->hid & HID_USAGE) { case 0x00fb: /* Middle mouse (in native USB mode) */ map_key_clear(BTN_MIDDLE); return 1; } } if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR && field->report->id == 21) { switch (usage->hid & HID_USAGE) { case 0x0004: /* Middle mouse (in native Bluetooth mode) */ map_key_clear(BTN_MIDDLE); return 1; } } /* Compatibility middle/wheel mappings should be ignored */ if (usage->hid == HID_GD_WHEEL) return -1; if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON && (usage->hid & HID_USAGE) == 0x003) return -1; if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER && (usage->hid & HID_USAGE) == 0x238) return -1; /* Map wheel emulation reports: 0xff10 */ if ((usage->hid & HID_USAGE_PAGE) == 0xff100000) { field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE; field->logical_minimum = -127; field->logical_maximum = 127; switch (usage->hid & HID_USAGE) { case 0x0000: hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL); return 1; case 0x0001: hid_map_usage(hi, usage, bit, max, EV_REL, REL_WHEEL); return 1; default: return -1; } } return 0; } static int lenovo_input_mapping_scrollpoint(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { if (usage->hid == HID_GD_Z) { hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL); return 1; } return 0; } static int lenovo_input_mapping_tp10_ultrabook_kbd(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { /* * The ThinkPad 10 Ultrabook Keyboard uses 0x000c0001 usage for * a bunch of keys which have no standard consumer page code. */ if (usage->hid == 0x000c0001) { switch (usage->usage_index) { case 8: /* Fn-Esc: Fn-lock toggle */ map_key_clear(KEY_FN_ESC); return 1; case 9: /* Fn-F4: Mic mute */ map_key_clear(LENOVO_KEY_MICMUTE); return 1; case 10: /* Fn-F7: Control panel */ map_key_clear(KEY_CONFIG); return 1; case 11: /* Fn-F8: Search (magnifier glass) */ map_key_clear(KEY_SEARCH); return 1; case 12: /* Fn-F10: Open My computer (6 boxes) */ map_key_clear(KEY_FILE); return 1; } } /* * The Ultrabook Keyboard sends a spurious F23 key-press when resuming * from suspend and it does not actually have a F23 key, ignore it. */ if (usage->hid == 0x00070072) return -1; return 0; } static int lenovo_input_mapping_x1_tab_kbd(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { /* * The ThinkPad X1 Tablet Thin Keyboard uses 0x000c0001 usage for * a bunch of keys which have no standard consumer page code. */ if (usage->hid == 0x000c0001) { switch (usage->usage_index) { case 0: /* Fn-F10: Enable/disable bluetooth */ map_key_clear(KEY_BLUETOOTH); return 1; case 1: /* Fn-F11: Keyboard settings */ map_key_clear(KEY_KEYBOARD); return 1; case 2: /* Fn-F12: User function / Cortana */ map_key_clear(KEY_MACRO1); return 1; case 3: /* Fn-PrtSc: Snipping tool */ map_key_clear(KEY_SELECTIVE_SCREENSHOT); return 1; case 8: /* Fn-Esc: Fn-lock toggle */ map_key_clear(KEY_FN_ESC); return 1; case 9: /* Fn-F4: Mute/unmute microphone */ map_key_clear(KEY_MICMUTE); return 1; case 10: /* Fn-F9: Settings */ map_key_clear(KEY_CONFIG); return 1; case 13: /* Fn-F7: Manage external displays */ map_key_clear(KEY_SWITCHVIDEOMODE); return 1; case 14: /* Fn-F8: Enable/disable wifi */ map_key_clear(KEY_WLAN); return 1; } } if (usage->hid == (HID_UP_KEYBOARD | 0x009a)) { map_key_clear(KEY_SYSRQ); return 1; } return 0; } static int lenovo_input_mapping(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { switch (hdev->product) { case USB_DEVICE_ID_LENOVO_TPKBD: return lenovo_input_mapping_tpkbd(hdev, hi, field, usage, bit, max); case USB_DEVICE_ID_LENOVO_CUSBKBD: case USB_DEVICE_ID_LENOVO_CBTKBD: return lenovo_input_mapping_cptkbd(hdev, hi, field, usage, bit, max); case USB_DEVICE_ID_LENOVO_TPIIUSBKBD: case USB_DEVICE_ID_LENOVO_TPIIBTKBD: return lenovo_input_mapping_tpIIkbd(hdev, hi, field, usage, bit, max); case USB_DEVICE_ID_IBM_SCROLLPOINT_III: case USB_DEVICE_ID_IBM_SCROLLPOINT_PRO: case USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL: case USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL: case USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO: case USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL: return lenovo_input_mapping_scrollpoint(hdev, hi, field, usage, bit, max); case USB_DEVICE_ID_LENOVO_TP10UBKBD: return lenovo_input_mapping_tp10_ultrabook_kbd(hdev, hi, field, usage, bit, max); case USB_DEVICE_ID_LENOVO_X1_TAB: return lenovo_input_mapping_x1_tab_kbd(hdev, hi, field, usage, bit, max); default: return 0; } } #undef map_key_clear /* Send a config command to the keyboard */ static int lenovo_send_cmd_cptkbd(struct hid_device *hdev, unsigned char byte2, unsigned char byte3) { int ret; unsigned char *buf; buf = kzalloc(3, GFP_KERNEL); if (!buf) return -ENOMEM; /* * Feature report 0x13 is used for USB, * output report 0x18 is used for Bluetooth. * buf[0] is ignored by hid_hw_raw_request. */ buf[0] = 0x18; buf[1] = byte2; buf[2] = byte3; switch (hdev->product) { case USB_DEVICE_ID_LENOVO_CUSBKBD: case USB_DEVICE_ID_LENOVO_TPIIUSBKBD: ret = hid_hw_raw_request(hdev, 0x13, buf, 3, HID_FEATURE_REPORT, HID_REQ_SET_REPORT); break; case USB_DEVICE_ID_LENOVO_CBTKBD: case USB_DEVICE_ID_LENOVO_TPIIBTKBD: ret = hid_hw_output_report(hdev, buf, 3); break; default: ret = -EINVAL; break; } kfree(buf); return ret < 0 ? ret : 0; /* BT returns 0, USB returns sizeof(buf) */ } static void lenovo_features_set_cptkbd(struct hid_device *hdev) { int ret; struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev); ret = lenovo_send_cmd_cptkbd(hdev, 0x05, cptkbd_data->fn_lock); if (ret) hid_err(hdev, "Fn-lock setting failed: %d\n", ret); ret = lenovo_send_cmd_cptkbd(hdev, 0x02, cptkbd_data->sensitivity); if (ret) hid_err(hdev, "Sensitivity setting failed: %d\n", ret); } static ssize_t attr_fn_lock_show(struct device *dev, struct device_attribute *attr, char *buf) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data = hid_get_drvdata(hdev); return snprintf(buf, PAGE_SIZE, "%u\n", data->fn_lock); } static ssize_t attr_fn_lock_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data = hid_get_drvdata(hdev); int value, ret; if (kstrtoint(buf, 10, &value)) return -EINVAL; if (value < 0 || value > 1) return -EINVAL; data->fn_lock = !!value; switch (hdev->product) { case USB_DEVICE_ID_LENOVO_CUSBKBD: case USB_DEVICE_ID_LENOVO_CBTKBD: case USB_DEVICE_ID_LENOVO_TPIIUSBKBD: case USB_DEVICE_ID_LENOVO_TPIIBTKBD: lenovo_features_set_cptkbd(hdev); break; case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: ret = lenovo_led_set_tp10ubkbd(hdev, TP10UBKBD_FN_LOCK_LED, value); if (ret) return ret; break; } return count; } static ssize_t attr_sensitivity_show_cptkbd(struct device *dev, struct device_attribute *attr, char *buf) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev); return snprintf(buf, PAGE_SIZE, "%u\n", cptkbd_data->sensitivity); } static ssize_t attr_sensitivity_store_cptkbd(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev); int value; if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) return -EINVAL; cptkbd_data->sensitivity = value; lenovo_features_set_cptkbd(hdev); return count; } static struct device_attribute dev_attr_fn_lock = __ATTR(fn_lock, S_IWUSR | S_IRUGO, attr_fn_lock_show, attr_fn_lock_store); static struct device_attribute dev_attr_sensitivity_cptkbd = __ATTR(sensitivity, S_IWUSR | S_IRUGO, attr_sensitivity_show_cptkbd, attr_sensitivity_store_cptkbd); static struct attribute *lenovo_attributes_cptkbd[] = { &dev_attr_fn_lock.attr, &dev_attr_sensitivity_cptkbd.attr, NULL }; static const struct attribute_group lenovo_attr_group_cptkbd = { .attrs = lenovo_attributes_cptkbd, }; static int lenovo_raw_event(struct hid_device *hdev, struct hid_report *report, u8 *data, int size) { /* * Compact USB keyboard's Fn-F12 report holds down many other keys, and * its own key is outside the usage page range. Remove extra * keypresses and remap to inside usage page. */ if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD && size == 3 && data[0] == 0x15 && data[1] == 0x94 && data[2] == 0x01)) { data[1] = 0x00; data[2] = 0x01; } return 0; } static int lenovo_event_tp10ubkbd(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { struct lenovo_drvdata *data = hid_get_drvdata(hdev); if (usage->type == EV_KEY && usage->code == KEY_FN_ESC && value == 1) { /* * The user has toggled the Fn-lock state. Toggle our own * cached value of it and sync our value to the keyboard to * ensure things are in sync (the sycning should be a no-op). */ data->fn_lock = !data->fn_lock; schedule_work(&data->fn_lock_sync_work); } return 0; } static int lenovo_event_cptkbd(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev); /* "wheel" scroll events */ if (usage->type == EV_REL && (usage->code == REL_WHEEL || usage->code == REL_HWHEEL)) { /* Scroll events disable middle-click event */ cptkbd_data->middlebutton_state = 2; return 0; } /* Middle click events */ if (usage->type == EV_KEY && usage->code == BTN_MIDDLE) { if (value == 1) { cptkbd_data->middlebutton_state = 1; } else if (value == 0) { if (cptkbd_data->middlebutton_state == 1) { /* No scrolling inbetween, send middle-click */ input_event(field->hidinput->input, EV_KEY, BTN_MIDDLE, 1); input_sync(field->hidinput->input); input_event(field->hidinput->input, EV_KEY, BTN_MIDDLE, 0); input_sync(field->hidinput->input); } cptkbd_data->middlebutton_state = 0; } return 1; } if (usage->type == EV_KEY && usage->code == KEY_FN_ESC && value == 1) { /* * The user has toggled the Fn-lock state. Toggle our own * cached value of it and sync our value to the keyboard to * ensure things are in sync (the syncing should be a no-op). */ cptkbd_data->fn_lock = !cptkbd_data->fn_lock; } return 0; } static int lenovo_event(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { if (!hid_get_drvdata(hdev)) return 0; switch (hdev->product) { case USB_DEVICE_ID_LENOVO_CUSBKBD: case USB_DEVICE_ID_LENOVO_CBTKBD: case USB_DEVICE_ID_LENOVO_TPIIUSBKBD: case USB_DEVICE_ID_LENOVO_TPIIBTKBD: return lenovo_event_cptkbd(hdev, field, usage, value); case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: return lenovo_event_tp10ubkbd(hdev, field, usage, value); default: return 0; } } static int lenovo_features_set_tpkbd(struct hid_device *hdev) { struct hid_report *report; struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4]; report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02; report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08; report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20; report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40; report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver report->field[2]->value[0] = data_pointer->sensitivity; report->field[3]->value[0] = data_pointer->press_speed; hid_hw_request(hdev, report, HID_REQ_SET_REPORT); return 0; } static ssize_t attr_press_to_select_show_tpkbd(struct device *dev, struct device_attribute *attr, char *buf) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select); } static ssize_t attr_press_to_select_store_tpkbd(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); int value; if (kstrtoint(buf, 10, &value)) return -EINVAL; if (value < 0 || value > 1) return -EINVAL; data_pointer->press_to_select = value; lenovo_features_set_tpkbd(hdev); return count; } static ssize_t attr_dragging_show_tpkbd(struct device *dev, struct device_attribute *attr, char *buf) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging); } static ssize_t attr_dragging_store_tpkbd(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); int value; if (kstrtoint(buf, 10, &value)) return -EINVAL; if (value < 0 || value > 1) return -EINVAL; data_pointer->dragging = value; lenovo_features_set_tpkbd(hdev); return count; } static ssize_t attr_release_to_select_show_tpkbd(struct device *dev, struct device_attribute *attr, char *buf) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select); } static ssize_t attr_release_to_select_store_tpkbd(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); int value; if (kstrtoint(buf, 10, &value)) return -EINVAL; if (value < 0 || value > 1) return -EINVAL; data_pointer->release_to_select = value; lenovo_features_set_tpkbd(hdev); return count; } static ssize_t attr_select_right_show_tpkbd(struct device *dev, struct device_attribute *attr, char *buf) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right); } static ssize_t attr_select_right_store_tpkbd(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); int value; if (kstrtoint(buf, 10, &value)) return -EINVAL; if (value < 0 || value > 1) return -EINVAL; data_pointer->select_right = value; lenovo_features_set_tpkbd(hdev); return count; } static ssize_t attr_sensitivity_show_tpkbd(struct device *dev, struct device_attribute *attr, char *buf) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->sensitivity); } static ssize_t attr_sensitivity_store_tpkbd(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); int value; if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) return -EINVAL; data_pointer->sensitivity = value; lenovo_features_set_tpkbd(hdev); return count; } static ssize_t attr_press_speed_show_tpkbd(struct device *dev, struct device_attribute *attr, char *buf) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_speed); } static ssize_t attr_press_speed_store_tpkbd(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); int value; if (kstrtoint(buf, 10, &value) || value < 1 || value > 255) return -EINVAL; data_pointer->press_speed = value; lenovo_features_set_tpkbd(hdev); return count; } static struct device_attribute dev_attr_press_to_select_tpkbd = __ATTR(press_to_select, S_IWUSR | S_IRUGO, attr_press_to_select_show_tpkbd, attr_press_to_select_store_tpkbd); static struct device_attribute dev_attr_dragging_tpkbd = __ATTR(dragging, S_IWUSR | S_IRUGO, attr_dragging_show_tpkbd, attr_dragging_store_tpkbd); static struct device_attribute dev_attr_release_to_select_tpkbd = __ATTR(release_to_select, S_IWUSR | S_IRUGO, attr_release_to_select_show_tpkbd, attr_release_to_select_store_tpkbd); static struct device_attribute dev_attr_select_right_tpkbd = __ATTR(select_right, S_IWUSR | S_IRUGO, attr_select_right_show_tpkbd, attr_select_right_store_tpkbd); static struct device_attribute dev_attr_sensitivity_tpkbd = __ATTR(sensitivity, S_IWUSR | S_IRUGO, attr_sensitivity_show_tpkbd, attr_sensitivity_store_tpkbd); static struct device_attribute dev_attr_press_speed_tpkbd = __ATTR(press_speed, S_IWUSR | S_IRUGO, attr_press_speed_show_tpkbd, attr_press_speed_store_tpkbd); static struct attribute *lenovo_attributes_tpkbd[] = { &dev_attr_press_to_select_tpkbd.attr, &dev_attr_dragging_tpkbd.attr, &dev_attr_release_to_select_tpkbd.attr, &dev_attr_select_right_tpkbd.attr, &dev_attr_sensitivity_tpkbd.attr, &dev_attr_press_speed_tpkbd.attr, NULL }; static const struct attribute_group lenovo_attr_group_tpkbd = { .attrs = lenovo_attributes_tpkbd, }; static void lenovo_led_set_tpkbd(struct hid_device *hdev) { struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); struct hid_report *report; report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3]; report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1; report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1; hid_hw_request(hdev, report, HID_REQ_SET_REPORT); } static int lenovo_led_brightness_set(struct led_classdev *led_cdev, enum led_brightness value) { struct device *dev = led_cdev->dev->parent; struct hid_device *hdev = to_hid_device(dev); struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); static const u8 tp10ubkbd_led[] = { TP10UBKBD_MUTE_LED, TP10UBKBD_MICMUTE_LED }; int led_nr = 0; int ret = 0; if (led_cdev == &data_pointer->led_micmute) led_nr = 1; if (value == LED_OFF) data_pointer->led_state &= ~(1 << led_nr); else data_pointer->led_state |= 1 << led_nr; switch (hdev->product) { case USB_DEVICE_ID_LENOVO_TPKBD: lenovo_led_set_tpkbd(hdev); break; case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: ret = lenovo_led_set_tp10ubkbd(hdev, tp10ubkbd_led[led_nr], value); break; } return ret; } static int lenovo_register_leds(struct hid_device *hdev) { struct lenovo_drvdata *data = hid_get_drvdata(hdev); size_t name_sz = strlen(dev_name(&hdev->dev)) + 16; char *name_mute, *name_micm; int ret; name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL); name_micm = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL); if (name_mute == NULL || name_micm == NULL) { hid_err(hdev, "Could not allocate memory for led data\n"); return -ENOMEM; } snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(&hdev->dev)); snprintf(name_micm, name_sz, "%s:amber:micmute", dev_name(&hdev->dev)); data->led_mute.name = name_mute; data->led_mute.default_trigger = "audio-mute"; data->led_mute.brightness_set_blocking = lenovo_led_brightness_set; data->led_mute.max_brightness = 1; data->led_mute.flags = LED_HW_PLUGGABLE; data->led_mute.dev = &hdev->dev; ret = led_classdev_register(&hdev->dev, &data->led_mute); if (ret < 0) return ret; data->led_micmute.name = name_micm; data->led_micmute.default_trigger = "audio-micmute"; data->led_micmute.brightness_set_blocking = lenovo_led_brightness_set; data->led_micmute.max_brightness = 1; data->led_micmute.flags = LED_HW_PLUGGABLE; data->led_micmute.dev = &hdev->dev; ret = led_classdev_register(&hdev->dev, &data->led_micmute); if (ret < 0) { led_classdev_unregister(&data->led_mute); return ret; } return 0; } static int lenovo_probe_tpkbd(struct hid_device *hdev) { struct lenovo_drvdata *data_pointer; int i, ret; /* * Only register extra settings against subdevice where input_mapping * set drvdata to 1, i.e. the trackpoint. */ if (!hid_get_drvdata(hdev)) return 0; hid_set_drvdata(hdev, NULL); /* Validate required reports. */ for (i = 0; i < 4; i++) { if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1)) return -ENODEV; } if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2)) return -ENODEV; ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); if (ret) hid_warn(hdev, "Could not create sysfs group: %d\n", ret); data_pointer = devm_kzalloc(&hdev->dev, sizeof(struct lenovo_drvdata), GFP_KERNEL); if (data_pointer == NULL) { hid_err(hdev, "Could not allocate memory for driver data\n"); ret = -ENOMEM; goto err; } // set same default values as windows driver data_pointer->sensitivity = 0xa0; data_pointer->press_speed = 0x38; hid_set_drvdata(hdev, data_pointer); ret = lenovo_register_leds(hdev); if (ret) goto err; lenovo_features_set_tpkbd(hdev); return 0; err: sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); return ret; } static int lenovo_probe_cptkbd(struct hid_device *hdev) { int ret; struct lenovo_drvdata *cptkbd_data; /* All the custom action happens on the USBMOUSE device for USB */ if (((hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD) || (hdev->product == USB_DEVICE_ID_LENOVO_TPIIUSBKBD)) && hdev->type != HID_TYPE_USBMOUSE) { hid_dbg(hdev, "Ignoring keyboard half of device\n"); return 0; } cptkbd_data = devm_kzalloc(&hdev->dev, sizeof(*cptkbd_data), GFP_KERNEL); if (cptkbd_data == NULL) { hid_err(hdev, "can't alloc keyboard descriptor\n"); return -ENOMEM; } hid_set_drvdata(hdev, cptkbd_data); /* * Tell the keyboard a driver understands it, and turn F7, F9, F11 into * regular keys (Compact only) */ if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD || hdev->product == USB_DEVICE_ID_LENOVO_CBTKBD) { ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03); if (ret) hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret); } /* Switch middle button to native mode */ ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01); if (ret) hid_warn(hdev, "Failed to switch middle button: %d\n", ret); /* Set keyboard settings to known state */ cptkbd_data->middlebutton_state = 0; cptkbd_data->fn_lock = true; cptkbd_data->sensitivity = 0x05; lenovo_features_set_cptkbd(hdev); ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd); if (ret) hid_warn(hdev, "Could not create sysfs group: %d\n", ret); return 0; } static struct attribute *lenovo_attributes_tp10ubkbd[] = { &dev_attr_fn_lock.attr, NULL }; static const struct attribute_group lenovo_attr_group_tp10ubkbd = { .attrs = lenovo_attributes_tp10ubkbd, }; static int lenovo_probe_tp10ubkbd(struct hid_device *hdev) { struct hid_report_enum *rep_enum; struct lenovo_drvdata *data; struct hid_report *rep; bool found; int ret; /* * The LEDs and the Fn-lock functionality use output report 9, * with an application of 0xffa0001, add the LEDs on the interface * with this output report. */ found = false; rep_enum = &hdev->report_enum[HID_OUTPUT_REPORT]; list_for_each_entry(rep, &rep_enum->report_list, list) { if (rep->application == 0xffa00001) found = true; } if (!found) return 0; data = devm_kzalloc(&hdev->dev, sizeof(*data), GFP_KERNEL); if (!data) return -ENOMEM; mutex_init(&data->led_report_mutex); INIT_WORK(&data->fn_lock_sync_work, lenovo_tp10ubkbd_sync_fn_lock); data->hdev = hdev; hid_set_drvdata(hdev, data); /* * The Thinkpad 10 ultrabook USB kbd dock's Fn-lock defaults to on. * We cannot read the state, only set it, so we force it to on here * (which should be a no-op) to make sure that our state matches the * keyboard's FN-lock state. This is the same as what Windows does. */ data->fn_lock = true; lenovo_led_set_tp10ubkbd(hdev, TP10UBKBD_FN_LOCK_LED, data->fn_lock); ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd); if (ret) return ret; ret = lenovo_register_leds(hdev); if (ret) goto err; return 0; err: sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd); return ret; } static int lenovo_probe(struct hid_device *hdev, const struct hid_device_id *id) { int ret; ret = hid_parse(hdev); if (ret) { hid_err(hdev, "hid_parse failed\n"); goto err; } ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); if (ret) { hid_err(hdev, "hid_hw_start failed\n"); goto err; } switch (hdev->product) { case USB_DEVICE_ID_LENOVO_TPKBD: ret = lenovo_probe_tpkbd(hdev); break; case USB_DEVICE_ID_LENOVO_CUSBKBD: case USB_DEVICE_ID_LENOVO_CBTKBD: case USB_DEVICE_ID_LENOVO_TPIIUSBKBD: case USB_DEVICE_ID_LENOVO_TPIIBTKBD: ret = lenovo_probe_cptkbd(hdev); break; case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: ret = lenovo_probe_tp10ubkbd(hdev); break; default: ret = 0; break; } if (ret) goto err_hid; return 0; err_hid: hid_hw_stop(hdev); err: return ret; } static void lenovo_remove_tpkbd(struct hid_device *hdev) { struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); /* * Only the trackpoint half of the keyboard has drvdata and stuff that * needs unregistering. */ if (data_pointer == NULL) return; sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd); led_classdev_unregister(&data_pointer->led_micmute); led_classdev_unregister(&data_pointer->led_mute); } static void lenovo_remove_cptkbd(struct hid_device *hdev) { sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd); } static void lenovo_remove_tp10ubkbd(struct hid_device *hdev) { struct lenovo_drvdata *data = hid_get_drvdata(hdev); if (data == NULL) return; led_classdev_unregister(&data->led_micmute); led_classdev_unregister(&data->led_mute); sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tp10ubkbd); cancel_work_sync(&data->fn_lock_sync_work); } static void lenovo_remove(struct hid_device *hdev) { switch (hdev->product) { case USB_DEVICE_ID_LENOVO_TPKBD: lenovo_remove_tpkbd(hdev); break; case USB_DEVICE_ID_LENOVO_CUSBKBD: case USB_DEVICE_ID_LENOVO_CBTKBD: case USB_DEVICE_ID_LENOVO_TPIIUSBKBD: case USB_DEVICE_ID_LENOVO_TPIIBTKBD: lenovo_remove_cptkbd(hdev); break; case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: lenovo_remove_tp10ubkbd(hdev); break; } hid_hw_stop(hdev); } static int lenovo_input_configured(struct hid_device *hdev, struct hid_input *hi) { switch (hdev->product) { case USB_DEVICE_ID_LENOVO_TPKBD: case USB_DEVICE_ID_LENOVO_CUSBKBD: case USB_DEVICE_ID_LENOVO_CBTKBD: case USB_DEVICE_ID_LENOVO_TPIIUSBKBD: case USB_DEVICE_ID_LENOVO_TPIIBTKBD: if (test_bit(EV_REL, hi->input->evbit)) { /* set only for trackpoint device */ __set_bit(INPUT_PROP_POINTER, hi->input->propbit); __set_bit(INPUT_PROP_POINTING_STICK, hi->input->propbit); } break; } return 0; } static const struct hid_device_id lenovo_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) }, { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPIIUSBKBD) }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPIIBTKBD) }, { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) }, { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_III) }, { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_PRO) }, { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL) }, { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL) }, { HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO) }, { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL) }, { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TP10UBKBD) }, /* * Note bind to the HID_GROUP_GENERIC group, so that we only bind to the keyboard * part, while letting hid-multitouch.c handle the touchpad and trackpoint. */ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC, USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_TAB) }, { } }; MODULE_DEVICE_TABLE(hid, lenovo_devices); static struct hid_driver lenovo_driver = { .name = "lenovo", .id_table = lenovo_devices, .input_configured = lenovo_input_configured, .input_mapping = lenovo_input_mapping, .probe = lenovo_probe, .remove = lenovo_remove, .raw_event = lenovo_raw_event, .event = lenovo_event, .report_fixup = lenovo_report_fixup, }; module_hid_driver(lenovo_driver); MODULE_LICENSE("GPL");
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