xref: /openbmc/linux/drivers/hid/hid-roccat-arvo.h (revision 9cfc5c90)
1 #ifndef __HID_ROCCAT_ARVO_H
2 #define __HID_ROCCAT_ARVO_H
3 
4 /*
5  * Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net>
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/types.h>
16 
17 struct arvo_mode_key { /* 2 bytes */
18 	uint8_t command; /* ARVO_COMMAND_MODE_KEY */
19 	uint8_t state;
20 } __packed;
21 
22 struct arvo_button {
23 	uint8_t unknown[24];
24 } __packed;
25 
26 struct arvo_info {
27 	uint8_t unknown[8];
28 } __packed;
29 
30 struct arvo_key_mask { /* 2 bytes */
31 	uint8_t command; /* ARVO_COMMAND_KEY_MASK */
32 	uint8_t key_mask;
33 } __packed;
34 
35 /* selected profile is persistent */
36 struct arvo_actual_profile { /* 2 bytes */
37 	uint8_t command; /* ARVO_COMMAND_ACTUAL_PROFILE */
38 	uint8_t actual_profile;
39 } __packed;
40 
41 enum arvo_commands {
42 	ARVO_COMMAND_MODE_KEY = 0x3,
43 	ARVO_COMMAND_BUTTON = 0x4,
44 	ARVO_COMMAND_INFO = 0x5,
45 	ARVO_COMMAND_KEY_MASK = 0x6,
46 	ARVO_COMMAND_ACTUAL_PROFILE = 0x7,
47 };
48 
49 struct arvo_special_report {
50 	uint8_t unknown1; /* always 0x01 */
51 	uint8_t event;
52 	uint8_t unknown2; /* always 0x70 */
53 } __packed;
54 
55 enum arvo_special_report_events {
56 	ARVO_SPECIAL_REPORT_EVENT_ACTION_PRESS = 0x10,
57 	ARVO_SPECIAL_REPORT_EVENT_ACTION_RELEASE = 0x0,
58 };
59 
60 enum arvo_special_report_event_masks {
61 	ARVO_SPECIAL_REPORT_EVENT_MASK_ACTION = 0xf0,
62 	ARVO_SPECIAL_REPORT_EVENT_MASK_BUTTON = 0x0f,
63 };
64 
65 struct arvo_roccat_report {
66 	uint8_t profile;
67 	uint8_t button;
68 	uint8_t action;
69 } __packed;
70 
71 enum arvo_roccat_report_action {
72 	ARVO_ROCCAT_REPORT_ACTION_RELEASE = 0,
73 	ARVO_ROCCAT_REPORT_ACTION_PRESS = 1,
74 };
75 
76 struct arvo_device {
77 	int roccat_claimed;
78 	int chrdev_minor;
79 
80 	struct mutex arvo_lock;
81 
82 	int actual_profile;
83 };
84 
85 #endif
86