1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 *  HID driver for TiVo Slide Bluetooth remote
4 *
5 *  Copyright (c) 2011 Jarod Wilson <jarod@redhat.com>
6 *  based on the hid-topseed driver, which is in turn, based on hid-cherry...
7 */
8
9/*
10 */
11
12#include <linux/device.h>
13#include <linux/hid.h>
14#include <linux/module.h>
15
16#include "hid-ids.h"
17
18#define HID_UP_TIVOVENDOR	0xffff0000
19#define tivo_map_key_clear(c)	hid_map_usage_clear(hi, usage, bit, max, \
20					EV_KEY, (c))
21
22static int tivo_input_mapping(struct hid_device *hdev, struct hid_input *hi,
23		struct hid_field *field, struct hid_usage *usage,
24		unsigned long **bit, int *max)
25{
26	switch (usage->hid & HID_USAGE_PAGE) {
27	case HID_UP_TIVOVENDOR:
28		switch (usage->hid & HID_USAGE) {
29		/* TiVo button */
30		case 0x3d: tivo_map_key_clear(KEY_MEDIA);	break;
31		/* Live TV */
32		case 0x3e: tivo_map_key_clear(KEY_TV);		break;
33		/* Red thumbs down */
34		case 0x41: tivo_map_key_clear(KEY_KPMINUS);	break;
35		/* Green thumbs up */
36		case 0x42: tivo_map_key_clear(KEY_KPPLUS);	break;
37		default:
38			return 0;
39		}
40		break;
41	case HID_UP_CONSUMER:
42		switch (usage->hid & HID_USAGE) {
43		/* Enter/Last (default mapping: KEY_LAST) */
44		case 0x083: tivo_map_key_clear(KEY_ENTER);	break;
45		/* Info (default mapping: KEY_PROPS) */
46		case 0x209: tivo_map_key_clear(KEY_INFO);	break;
47		default:
48			return 0;
49		}
50		break;
51	default:
52		return 0;
53	}
54
55	/* This means we found a matching mapping here, else, look in the
56	 * standard hid mappings in hid-input.c */
57	return 1;
58}
59
60static const struct hid_device_id tivo_devices[] = {
61	/* TiVo Slide Bluetooth remote, pairs with a Broadcom dongle */
62	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
63	{ HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
64	{ HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) },
65	{ }
66};
67MODULE_DEVICE_TABLE(hid, tivo_devices);
68
69static struct hid_driver tivo_driver = {
70	.name = "tivo_slide",
71	.id_table = tivo_devices,
72	.input_mapping = tivo_input_mapping,
73};
74module_hid_driver(tivo_driver);
75
76MODULE_LICENSE("GPL");
77MODULE_AUTHOR("Jarod Wilson <jarod@redhat.com>");
78