x86/xen: resume timer irqs early
[linux/fpc-iii.git] / drivers / hid / hid-ortek.c
blob6620f15fec228a21ccf6f1b12a5e7dfd7b73046d
1 /*
2 * HID driver for various devices which are apparently based on the same chipset
3 * from certain vendor which produces chips that contain wrong LogicalMaximum
4 * value in their HID report descriptor. Currently supported devices are:
6 * Ortek PKB-1700
7 * Ortek WKB-2000
8 * Skycable wireless presenter
10 * Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com>
11 * Copyright (c) 2011 Jiri Kosina
15 * This program is free software; you can redistribute it and/or modify it
16 * under the terms of the GNU General Public License as published by the Free
17 * Software Foundation; either version 2 of the License, or (at your option)
18 * any later version.
21 #include <linux/device.h>
22 #include <linux/hid.h>
23 #include <linux/module.h>
25 #include "hid-ids.h"
27 static __u8 *ortek_report_fixup(struct hid_device *hdev, __u8 *rdesc,
28 unsigned int *rsize)
30 if (*rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x01) {
31 hid_info(hdev, "Fixing up logical minimum in report descriptor (Ortek)\n");
32 rdesc[55] = 0x92;
33 } else if (*rsize >= 54 && rdesc[52] == 0x25 && rdesc[53] == 0x01) {
34 hid_info(hdev, "Fixing up logical minimum in report descriptor (Skycable)\n");
35 rdesc[53] = 0x65;
37 return rdesc;
40 static const struct hid_device_id ortek_devices[] = {
41 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
42 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
43 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
44 { }
46 MODULE_DEVICE_TABLE(hid, ortek_devices);
48 static struct hid_driver ortek_driver = {
49 .name = "ortek",
50 .id_table = ortek_devices,
51 .report_fixup = ortek_report_fixup
53 module_hid_driver(ortek_driver);
55 MODULE_LICENSE("GPL");