blob: b99af346fdff310a985fc01fd7fecd7024427e40 [file] [log] [blame]
* HID driver for some chicony "special" devices
* Copyright (c) 1999 Andreas Gal
* Copyright (c) 2000-2005 Vojtech Pavlik <>
* Copyright (c) 2005 Michael Haboustak <> for Concept2, Inc
* Copyright (c) 2006-2007 Jiri Kosina
* Copyright (c) 2007 Paul Walmsley
* Copyright (c) 2008 Jiri Slaby
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
#include <linux/device.h>
#include <linux/input.h>
#include <linux/hid.h>
#include <linux/module.h>
#include "hid-ids.h"
#define ch_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
EV_KEY, (c))
static int ch_input_mapping(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_USAGE_PAGE) != HID_UP_MSVENDOR)
return 0;
set_bit(EV_REP, hi->input->evbit);
switch (usage->hid & HID_USAGE) {
case 0xff01: ch_map_key_clear(BTN_1); break;
case 0xff02: ch_map_key_clear(BTN_2); break;
case 0xff03: ch_map_key_clear(BTN_3); break;
case 0xff04: ch_map_key_clear(BTN_4); break;
case 0xff05: ch_map_key_clear(BTN_5); break;
case 0xff06: ch_map_key_clear(BTN_6); break;
case 0xff07: ch_map_key_clear(BTN_7); break;
case 0xff08: ch_map_key_clear(BTN_8); break;
case 0xff09: ch_map_key_clear(BTN_9); break;
case 0xff0a: ch_map_key_clear(BTN_A); break;
case 0xff0b: ch_map_key_clear(BTN_B); break;
case 0x00f1: ch_map_key_clear(KEY_WLAN); break;
case 0x00f2: ch_map_key_clear(KEY_BRIGHTNESSDOWN); break;
case 0x00f3: ch_map_key_clear(KEY_BRIGHTNESSUP); break;
case 0x00f4: ch_map_key_clear(KEY_DISPLAY_OFF); break;
case 0x00f7: ch_map_key_clear(KEY_CAMERA); break;
case 0x00f8: ch_map_key_clear(KEY_PROG1); break;
return 0;
return 1;
static const struct hid_device_id ch_devices[] = {
{ }
MODULE_DEVICE_TABLE(hid, ch_devices);
static struct hid_driver ch_driver = {
.name = "chicony",
.id_table = ch_devices,
.input_mapping = ch_input_mapping,
static int __init ch_init(void)
return hid_register_driver(&ch_driver);
static void __exit ch_exit(void)