xref: /openbmc/linux/drivers/hid/hid-topseed.c (revision a09d2831)
1 /*
2  *  HID driver for TopSeed Cyberlink remote
3  *
4  *  Copyright (c) 2008 Lev Babiev
5  *  based on hid-cherry driver
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 ts_map_key_clear(c)	hid_map_usage_clear(hi, usage, bit, max, \
22 					EV_KEY, (c))
23 static int ts_input_mapping(struct hid_device *hdev, struct hid_input *hi,
24 		struct hid_field *field, struct hid_usage *usage,
25 		unsigned long **bit, int *max)
26 {
27 	if ((usage->hid & HID_USAGE_PAGE) != 0x0ffbc0000)
28 		return 0;
29 
30 	switch (usage->hid & HID_USAGE) {
31         case 0x00d: ts_map_key_clear(KEY_HOME);           break;
32         case 0x024: ts_map_key_clear(KEY_MENU);           break;
33         case 0x025: ts_map_key_clear(KEY_TV);             break;
34         case 0x048: ts_map_key_clear(KEY_RED);            break;
35         case 0x047: ts_map_key_clear(KEY_GREEN);          break;
36         case 0x049: ts_map_key_clear(KEY_YELLOW);         break;
37         case 0x04a: ts_map_key_clear(KEY_BLUE);           break;
38         case 0x04b: ts_map_key_clear(KEY_ANGLE);          break;
39         case 0x04c: ts_map_key_clear(KEY_LANGUAGE);       break;
40         case 0x04d: ts_map_key_clear(KEY_SUBTITLE);       break;
41         case 0x031: ts_map_key_clear(KEY_AUDIO);          break;
42         case 0x032: ts_map_key_clear(KEY_TEXT);           break;
43         case 0x033: ts_map_key_clear(KEY_CHANNEL);        break;
44 	default:
45 		return 0;
46 	}
47 
48 	return 1;
49 }
50 
51 static const struct hid_device_id ts_devices[] = {
52 	{ HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
53 	{ }
54 };
55 MODULE_DEVICE_TABLE(hid, ts_devices);
56 
57 static struct hid_driver ts_driver = {
58 	.name = "topseed",
59 	.id_table = ts_devices,
60 	.input_mapping = ts_input_mapping,
61 };
62 
63 static int __init ts_init(void)
64 {
65 	return hid_register_driver(&ts_driver);
66 }
67 
68 static void __exit ts_exit(void)
69 {
70 	hid_unregister_driver(&ts_driver);
71 }
72 
73 module_init(ts_init);
74 module_exit(ts_exit);
75 MODULE_LICENSE("GPL");
76