1/* 2 * HID driver for some chicony "special" devices 3 * 4 * Copyright (c) 1999 Andreas Gal 5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> 6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc 7 * Copyright (c) 2006-2007 Jiri Kosina 8 * Copyright (c) 2007 Paul Walmsley 9 * Copyright (c) 2008 Jiri Slaby 10 */ 11 12/* 13 * This program is free software; you can redistribute it and/or modify it 14 * under the terms of the GNU General Public License as published by the Free 15 * Software Foundation; either version 2 of the License, or (at your option) 16 * any later version. 17 */ 18 19#include <linux/device.h> 20#include <linux/input.h> 21#include <linux/hid.h> 22#include <linux/module.h> 23 24#include "hid-ids.h" 25 26#define ch_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ 27 EV_KEY, (c)) 28static int ch_input_mapping(struct hid_device *hdev, struct hid_input *hi, 29 struct hid_field *field, struct hid_usage *usage, 30 unsigned long **bit, int *max) 31{ 32 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR) 33 return 0; 34 35 set_bit(EV_REP, hi->input->evbit); 36 switch (usage->hid & HID_USAGE) { 37 case 0xff01: ch_map_key_clear(BTN_1); break; 38 case 0xff02: ch_map_key_clear(BTN_2); break; 39 case 0xff03: ch_map_key_clear(BTN_3); break; 40 case 0xff04: ch_map_key_clear(BTN_4); break; 41 case 0xff05: ch_map_key_clear(BTN_5); break; 42 case 0xff06: ch_map_key_clear(BTN_6); break; 43 case 0xff07: ch_map_key_clear(BTN_7); break; 44 case 0xff08: ch_map_key_clear(BTN_8); break; 45 case 0xff09: ch_map_key_clear(BTN_9); break; 46 case 0xff0a: ch_map_key_clear(BTN_A); break; 47 case 0xff0b: ch_map_key_clear(BTN_B); break; 48 default: 49 return 0; 50 } 51 return 1; 52} 53 54static const struct hid_device_id ch_devices[] = { 55 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) }, 56 { } 57}; 58MODULE_DEVICE_TABLE(hid, ch_devices); 59 60static struct hid_driver ch_driver = { 61 .name = "chicony", 62 .id_table = ch_devices, 63 .input_mapping = ch_input_mapping, 64}; 65 66static int __init ch_init(void) 67{ 68 return hid_register_driver(&ch_driver); 69} 70 71static void __exit ch_exit(void) 72{ 73 hid_unregister_driver(&ch_driver); 74} 75 76module_init(ch_init); 77module_exit(ch_exit); 78MODULE_LICENSE("GPL"); 79