xref: /openbmc/linux/drivers/hid/hid-tivo.c (revision aac28965)
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 
22 static 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 
60 static 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 };
67 MODULE_DEVICE_TABLE(hid, tivo_devices);
68 
69 static struct hid_driver tivo_driver = {
70 	.name = "tivo_slide",
71 	.id_table = tivo_devices,
72 	.input_mapping = tivo_input_mapping,
73 };
74 module_hid_driver(tivo_driver);
75 
76 MODULE_LICENSE("GPL");
77 MODULE_AUTHOR("Jarod Wilson <jarod@redhat.com>");
78