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 __u8 *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 hid_info(hdev, "Fixing up Ortek WKB-2000 report descriptor\n"); 27 rdesc[55] = 0x92; 28 } 29 return rdesc; 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"); 57