1/*
2 *  HID driver for TiVo Slide Bluetooth remote
3 *
4 *  Copyright (c) 2011 Jarod Wilson <jarod@redhat.com>
5 *  based on the hid-topseed driver, which is in turn, based on hid-cherry...
6 */
7
8/*
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the Free
11 * Software Foundation; either version 2 of the License, or (at your option)
12 * any later version.
13 */
14
15#include <linux/device.h>
16#include <linux/hid.h>
17#include <linux/module.h>
18
19#include "hid-ids.h"
20
21#define HID_UP_TIVOVENDOR	0xffff0000
22#define tivo_map_key_clear(c)	hid_map_usage_clear(hi, usage, bit, max, \
23					EV_KEY, (c))
24
25static int tivo_input_mapping(struct hid_device *hdev, struct hid_input *hi,
26		struct hid_field *field, struct hid_usage *usage,
27		unsigned long **bit, int *max)
28{
29	switch (usage->hid & HID_USAGE_PAGE) {
30	case HID_UP_TIVOVENDOR:
31		switch (usage->hid & HID_USAGE) {
32		/* TiVo button */
33		case 0x3d: tivo_map_key_clear(KEY_MEDIA);	break;
34		/* Live TV */
35		case 0x3e: tivo_map_key_clear(KEY_TV);		break;
36		/* Red thumbs down */
37		case 0x41: tivo_map_key_clear(KEY_KPMINUS);	break;
38		/* Green thumbs up */
39		case 0x42: tivo_map_key_clear(KEY_KPPLUS);	break;
40		default:
41			return 0;
42		}
43		break;
44	case HID_UP_CONSUMER:
45		switch (usage->hid & HID_USAGE) {
46		/* Enter/Last (default mapping: KEY_LAST) */
47		case 0x083: tivo_map_key_clear(KEY_ENTER);	break;
48		/* Info (default mapping: KEY_PROPS) */
49		case 0x209: tivo_map_key_clear(KEY_INFO);	break;
50		default:
51			return 0;
52		}
53		break;
54	default:
55		return 0;
56	}
57
58	/* This means we found a matching mapping here, else, look in the
59	 * standard hid mappings in hid-input.c */
60	return 1;
61}
62
63static const struct hid_device_id tivo_devices[] = {
64	/* TiVo Slide Bluetooth remote, pairs with a Broadcom dongle */
65	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
66	{ HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
67	{ HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) },
68	{ }
69};
70MODULE_DEVICE_TABLE(hid, tivo_devices);
71
72static struct hid_driver tivo_driver = {
73	.name = "tivo_slide",
74	.id_table = tivo_devices,
75	.input_mapping = tivo_input_mapping,
76};
77module_hid_driver(tivo_driver);
78
79MODULE_LICENSE("GPL");
80MODULE_AUTHOR("Jarod Wilson <jarod@redhat.com>");
81