42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* HID driver for Semitek keyboards
|
|
*
|
|
* Copyright (c) 2021 Benjamin Moody
|
|
*/
|
|
|
|
#include <linux/device.h>
|
|
#include <linux/hid.h>
|
|
#include <linux/module.h>
|
|
|
|
#include "hid-ids.h"
|
|
|
|
static __u8 *semitek_report_fixup(struct hid_device *hdev, __u8 *rdesc,
|
|
unsigned int *rsize)
|
|
{
|
|
/* In the report descriptor for interface 2, fix the incorrect
|
|
description of report ID 0x04 (the report contains a
|
|
bitmask, not an array of keycodes.) */
|
|
if (*rsize == 0xcb && rdesc[0x83] == 0x81 && rdesc[0x84] == 0x00) {
|
|
hid_info(hdev, "fixing up Semitek report descriptor\n");
|
|
rdesc[0x84] = 0x02;
|
|
}
|
|
return rdesc;
|
|
}
|
|
|
|
static const struct hid_device_id semitek_devices[] = {
|
|
{ HID_USB_DEVICE(USB_VENDOR_ID_SEMITEK, USB_DEVICE_ID_SEMITEK_KEYBOARD) },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(hid, semitek_devices);
|
|
|
|
static struct hid_driver semitek_driver = {
|
|
.name = "semitek",
|
|
.id_table = semitek_devices,
|
|
.report_fixup = semitek_report_fixup,
|
|
};
|
|
module_hid_driver(semitek_driver);
|
|
|
|
MODULE_DESCRIPTION("HID driver for Semitek keyboards");
|
|
MODULE_LICENSE("GPL");
|