linux-stable/drivers/hid/hid-nti.c

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* USB HID quirks support for Network Technologies, Inc. "USB-SUN" USB
* adapter for pre-USB Sun keyboards
*
* Copyright (c) 2011 Google, Inc.
*
* Based on HID apple driver by
* Copyright (c) 1999 Andreas Gal
* Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
* Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
* Copyright (c) 2006-2007 Jiri Kosina
* Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com>
*/
/*
*/
#include <linux/device.h>
#include <linux/input.h>
#include <linux/hid.h>
#include <linux/module.h>
#include "hid-ids.h"
MODULE_AUTHOR("Jonathan Klabunde Tomer <jktomer@google.com>");
MODULE_DESCRIPTION("HID driver for Network Technologies USB-SUN keyboard adapter");
/*
* NTI Sun keyboard adapter has wrong logical maximum in report descriptor
*/
static __u8 *nti_usbsun_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
if (*rsize >= 60 && rdesc[53] == 0x65 && rdesc[59] == 0x65) {
hid_info(hdev, "fixing up NTI USB-SUN keyboard adapter report descriptor\n");
rdesc[53] = rdesc[59] = 0xe7;
}
return rdesc;
}
static const struct hid_device_id nti_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_NTI, USB_DEVICE_ID_USB_SUN) },
{ }
};
MODULE_DEVICE_TABLE(hid, nti_devices);
static struct hid_driver nti_driver = {
.name = "nti",
.id_table = nti_devices,
.report_fixup = nti_usbsun_report_fixup
};
module_hid_driver(nti_driver);
MODULE_LICENSE("GPL");