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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* HID driver for some monterey "special" devices
*
* 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
*/
/*
*/
#include <linux/device.h>
#include <linux/hid.h>
#include <linux/module.h>
#include "hid-ids.h"
static __u8 *mr_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
if (*rsize >= 31 && rdesc[29] == 0x05 && rdesc[30] == 0x09) {
hid_info(hdev, "fixing up button/consumer in HID report descriptor\n");
rdesc[30] = 0x0c;
}
return rdesc;
}
#define mr_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
EV_KEY, (c))
static int mr_input_mapping(struct hid_device *hdev, struct hid_input *hi,
struct hid_field *field, struct hid_usage *usage,
unsigned long **bit, int *max)
{
if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
return 0;
switch (usage->hid & HID_USAGE) {
case 0x156: mr_map_key_clear(KEY_WORDPROCESSOR); break;
case 0x157: mr_map_key_clear(KEY_SPREADSHEET); break;
case 0x158: mr_map_key_clear(KEY_PRESENTATION); break;
case 0x15c: mr_map_key_clear(KEY_STOP); break;
default:
return 0;
}
return 1;
}
static const struct hid_device_id mr_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
{ }
};
MODULE_DEVICE_TABLE(hid, mr_devices);
static struct hid_driver mr_driver = {
.name = "monterey",
.id_table = mr_devices,
.report_fixup = mr_report_fixup,
.input_mapping = mr_input_mapping,
};
module_hid_driver(mr_driver);
MODULE_LICENSE("GPL");
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