diff options
| -rw-r--r-- | drivers/hid/hid-lenovo.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c index 0f35a76d9c90..c4c3f0952521 100644 --- a/drivers/hid/hid-lenovo.c +++ b/drivers/hid/hid-lenovo.c @@ -92,6 +92,38 @@ static int lenovo_input_mapping_cptkbd(struct hid_device *hdev, 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, 0x06); + return 1; + case 0x0001: + hid_map_usage(hi, usage, bit, max, EV_REL, 0x08); + return 1; + default: + return -1; } } @@ -633,6 +665,11 @@ static int lenovo_probe_cptkbd(struct hid_device *hdev) 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->fn_lock = true; cptkbd_data->sensitivity = 0x05; |