1/* 2 * HID driver for some monterey "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/hid.h> 21#include <linux/module.h> 22 23#include "hid-ids.h" 24 25static void mr_report_fixup(struct hid_device *hdev, __u8 *rdesc, 26 unsigned int rsize) 27{ 28 if (rsize >= 30 && rdesc[29] == 0x05 && rdesc[30] == 0x09) { 29 dev_info(&hdev->dev, "fixing up button/consumer in HID report " 30 "descriptor\n"); 31 rdesc[30] = 0x0c; 32 } 33} 34 35#define mr_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ 36 EV_KEY, (c)) 37static int mr_input_mapping(struct hid_device *hdev, struct hid_input *hi, 38 struct hid_field *field, struct hid_usage *usage, 39 unsigned long **bit, int *max) 40{ 41 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER) 42 return 0; 43 44 switch (usage->hid & HID_USAGE) { 45 case 0x156: mr_map_key_clear(KEY_WORDPROCESSOR); break; 46 case 0x157: mr_map_key_clear(KEY_SPREADSHEET); break; 47 case 0x158: mr_map_key_clear(KEY_PRESENTATION); break; 48 case 0x15c: mr_map_key_clear(KEY_STOP); break; 49 default: 50 return 0; 51 } 52 return 1; 53} 54 55static const struct hid_device_id mr_devices[] = { 56 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) }, 57 { } 58}; 59MODULE_DEVICE_TABLE(hid, mr_devices); 60 61static struct hid_driver mr_driver = { 62 .name = "monterey", 63 .id_table = mr_devices, 64 .report_fixup = mr_report_fixup, 65 .input_mapping = mr_input_mapping, 66}; 67 68static int __init mr_init(void) 69{ 70 return hid_register_driver(&mr_driver); 71} 72 73static void __exit mr_exit(void) 74{ 75 hid_unregister_driver(&mr_driver); 76} 77 78module_init(mr_init); 79module_exit(mr_exit); 80MODULE_LICENSE("GPL"); 81