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cd9ec30d JH |
1 | /* |
2 | * HID driver for Ortek WKB-2000 (wireless keyboard + mouse trackpad). | |
3 | * Fixes LogicalMaximum error in USB report description, see | |
4 | * http://bugzilla.kernel.org/show_bug.cgi?id=14787 | |
5 | * | |
6 | * Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com> | |
7 | */ | |
8 | ||
9 | /* | |
10 | * This program is free software; you can redistribute it and/or modify it | |
11 | * under the terms of the GNU General Public License as published by the Free | |
12 | * Software Foundation; either version 2 of the License, or (at your option) | |
13 | * any later version. | |
14 | */ | |
15 | ||
16 | #include <linux/device.h> | |
17 | #include <linux/hid.h> | |
18 | #include <linux/module.h> | |
19 | ||
20 | #include "hid-ids.h" | |
21 | ||
22 | static void ortek_report_fixup(struct hid_device *hdev, __u8 *rdesc, | |
23 | unsigned int rsize) | |
24 | { | |
25 | if (rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x01) { | |
26 | dev_info(&hdev->dev, "Fixing up Ortek WKB-2000 " | |
27 | "report descriptor.\n"); | |
28 | rdesc[55] = 0x92; | |
29 | } | |
30 | } | |
31 | ||
32 | static const struct hid_device_id ortek_devices[] = { | |
33 | { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) }, | |
34 | { } | |
35 | }; | |
36 | MODULE_DEVICE_TABLE(hid, ortek_devices); | |
37 | ||
38 | static struct hid_driver ortek_driver = { | |
39 | .name = "ortek", | |
40 | .id_table = ortek_devices, | |
41 | .report_fixup = ortek_report_fixup | |
42 | }; | |
43 | ||
44 | static int __init ortek_init(void) | |
45 | { | |
46 | return hid_register_driver(&ortek_driver); | |
47 | } | |
48 | ||
49 | static void __exit ortek_exit(void) | |
50 | { | |
51 | hid_unregister_driver(&ortek_driver); | |
52 | } | |
53 | ||
54 | module_init(ortek_init); | |
55 | module_exit(ortek_exit); | |
56 | MODULE_LICENSE("GPL"); |