1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0+
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * HID driver for quirky Macally devices
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright (c) 2019 Alex Henrie <alexhenrie24@gmail.com>
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <linux/hid.h>
9*4882a593Smuzhiyun #include <linux/module.h>
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #include "hid-ids.h"
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun MODULE_AUTHOR("Alex Henrie <alexhenrie24@gmail.com>");
14*4882a593Smuzhiyun MODULE_DESCRIPTION("Macally devices");
15*4882a593Smuzhiyun MODULE_LICENSE("GPL");
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun /*
18*4882a593Smuzhiyun * The Macally ikey keyboard says that its logical and usage maximums are both
19*4882a593Smuzhiyun * 101, but the power key is 102 and the equals key is 103
20*4882a593Smuzhiyun */
macally_report_fixup(struct hid_device * hdev,__u8 * rdesc,unsigned int * rsize)21*4882a593Smuzhiyun static __u8 *macally_report_fixup(struct hid_device *hdev, __u8 *rdesc,
22*4882a593Smuzhiyun unsigned int *rsize)
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun if (*rsize >= 60 && rdesc[53] == 0x65 && rdesc[59] == 0x65) {
25*4882a593Smuzhiyun hid_info(hdev,
26*4882a593Smuzhiyun "fixing up Macally ikey keyboard report descriptor\n");
27*4882a593Smuzhiyun rdesc[53] = rdesc[59] = 0x67;
28*4882a593Smuzhiyun }
29*4882a593Smuzhiyun return rdesc;
30*4882a593Smuzhiyun }
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun static const struct hid_device_id macally_id_table[] = {
33*4882a593Smuzhiyun { HID_USB_DEVICE(USB_VENDOR_ID_SOLID_YEAR,
34*4882a593Smuzhiyun USB_DEVICE_ID_MACALLY_IKEY_KEYBOARD) },
35*4882a593Smuzhiyun { }
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun MODULE_DEVICE_TABLE(hid, macally_id_table);
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun static struct hid_driver macally_driver = {
40*4882a593Smuzhiyun .name = "macally",
41*4882a593Smuzhiyun .id_table = macally_id_table,
42*4882a593Smuzhiyun .report_fixup = macally_report_fixup,
43*4882a593Smuzhiyun };
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun module_hid_driver(macally_driver);
46