1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * USB HID quirks support for Network Technologies, Inc. "USB-SUN" USB 4 * adapter for pre-USB Sun keyboards 5 * 6 * Copyright (c) 2011 Google, Inc. 7 * 8 * Based on HID apple driver by 9 * Copyright (c) 1999 Andreas Gal 10 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> 11 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc 12 * Copyright (c) 2006-2007 Jiri Kosina 13 * Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com> 14 */ 15 16 /* 17 */ 18 19 #include <linux/device.h> 20 #include <linux/input.h> 21 #include <linux/hid.h> 22 #include <linux/module.h> 23 24 #include "hid-ids.h" 25 26 MODULE_AUTHOR("Jonathan Klabunde Tomer <jktomer@google.com>"); 27 MODULE_DESCRIPTION("HID driver for Network Technologies USB-SUN keyboard adapter"); 28 29 /* 30 * NTI Sun keyboard adapter has wrong logical maximum in report descriptor 31 */ 32 static __u8 *nti_usbsun_report_fixup(struct hid_device *hdev, __u8 *rdesc, 33 unsigned int *rsize) 34 { 35 if (*rsize >= 60 && rdesc[53] == 0x65 && rdesc[59] == 0x65) { 36 hid_info(hdev, "fixing up NTI USB-SUN keyboard adapter report descriptor\n"); 37 rdesc[53] = rdesc[59] = 0xe7; 38 } 39 return rdesc; 40 } 41 42 static const struct hid_device_id nti_devices[] = { 43 { HID_USB_DEVICE(USB_VENDOR_ID_NTI, USB_DEVICE_ID_USB_SUN) }, 44 { } 45 }; 46 MODULE_DEVICE_TABLE(hid, nti_devices); 47 48 static struct hid_driver nti_driver = { 49 .name = "nti", 50 .id_table = nti_devices, 51 .report_fixup = nti_usbsun_report_fixup 52 }; 53 54 module_hid_driver(nti_driver); 55 56 MODULE_LICENSE("GPL"); 57