1/* SPDX-License-Identifier: GPL-2.0-or-later */
2#ifndef __HID_ROCCAT_KONE_H
3#define __HID_ROCCAT_KONE_H
4
5/*
6 * Copyright (c) 2010 Stefan Achatz <erazor_de@users.sourceforge.net>
7 */
8
9/*
10 */
11
12#include <linux/types.h>
13
14struct kone_keystroke {
15 uint8_t key;
16 uint8_t action;
17 uint16_t period; /* in milliseconds */
18} __attribute__ ((__packed__));
19
20enum kone_keystroke_buttons {
21 kone_keystroke_button_1 = 0xf0, /* left mouse button */
22 kone_keystroke_button_2 = 0xf1, /* right mouse button */
23 kone_keystroke_button_3 = 0xf2, /* wheel */
24 kone_keystroke_button_9 = 0xf3, /* side button up */
25 kone_keystroke_button_8 = 0xf4 /* side button down */
26};
27
28enum kone_keystroke_actions {
29 kone_keystroke_action_press = 0,
30 kone_keystroke_action_release = 1
31};
32
33struct kone_button_info {
34 uint8_t number; /* range 1-8 */
35 uint8_t type;
36 uint8_t macro_type; /* 0 = short, 1 = overlong */
37 uint8_t macro_set_name[16]; /* can be max 15 chars long */
38 uint8_t macro_name[16]; /* can be max 15 chars long */
39 uint8_t count;
40 struct kone_keystroke keystrokes[20];
41} __attribute__ ((__packed__));
42
43enum kone_button_info_types {
44 /* valid button types until firmware 1.32 */
45 kone_button_info_type_button_1 = 0x1, /* click (left mouse button) */
46 kone_button_info_type_button_2 = 0x2, /* menu (right mouse button)*/
47 kone_button_info_type_button_3 = 0x3, /* scroll (wheel) */
48 kone_button_info_type_double_click = 0x4,
49 kone_button_info_type_key = 0x5,
50 kone_button_info_type_macro = 0x6,
51 kone_button_info_type_off = 0x7,
52 /* TODO clarify function and rename */
53 kone_button_info_type_osd_xy_prescaling = 0x8,
54 kone_button_info_type_osd_dpi = 0x9,
55 kone_button_info_type_osd_profile = 0xa,
56 kone_button_info_type_button_9 = 0xb, /* ie forward */
57 kone_button_info_type_button_8 = 0xc, /* ie backward */
58 kone_button_info_type_dpi_up = 0xd, /* internal */
59 kone_button_info_type_dpi_down = 0xe, /* internal */
60 kone_button_info_type_button_7 = 0xf, /* tilt left */
61 kone_button_info_type_button_6 = 0x10, /* tilt right */
62 kone_button_info_type_profile_up = 0x11, /* internal */
63 kone_button_info_type_profile_down = 0x12, /* internal */
64 /* additional valid button types since firmware 1.38 */
65 kone_button_info_type_multimedia_open_player = 0x20,
66 kone_button_info_type_multimedia_next_track = 0x21,
67 kone_button_info_type_multimedia_prev_track = 0x22,
68 kone_button_info_type_multimedia_play_pause = 0x23,
69 kone_button_info_type_multimedia_stop = 0x24,
70 kone_button_info_type_multimedia_mute = 0x25,
71 kone_button_info_type_multimedia_volume_up = 0x26,
72 kone_button_info_type_multimedia_volume_down = 0x27
73};
74
75enum kone_button_info_numbers {
76 kone_button_top = 1,
77 kone_button_wheel_tilt_left = 2,
78 kone_button_wheel_tilt_right = 3,
79 kone_button_forward = 4,
80 kone_button_backward = 5,
81 kone_button_middle = 6,
82 kone_button_plus = 7,
83 kone_button_minus = 8,
84};
85
86struct kone_light_info {
87 uint8_t number; /* number of light 1-5 */
88 uint8_t mod; /* 1 = on, 2 = off */
89 uint8_t red; /* range 0x00-0xff */
90 uint8_t green; /* range 0x00-0xff */
91 uint8_t blue; /* range 0x00-0xff */
92} __attribute__ ((__packed__));
93
94struct kone_profile {
95 uint16_t size; /* always 975 */
96 uint16_t unused; /* always 0 */
97
98 /*
99 * range 1-5
100 * This number does not need to correspond with location where profile
101 * saved
102 */
103 uint8_t profile; /* range 1-5 */
104
105 uint16_t main_sensitivity; /* range 100-1000 */
106 uint8_t xy_sensitivity_enabled; /* 1 = on, 2 = off */
107 uint16_t x_sensitivity; /* range 100-1000 */
108 uint16_t y_sensitivity; /* range 100-1000 */
109 uint8_t dpi_rate; /* bit 1 = 800, ... */
110 uint8_t startup_dpi; /* range 1-6 */
111 uint8_t polling_rate; /* 1 = 125Hz, 2 = 500Hz, 3 = 1000Hz */
112 /* kone has no dcu
113 * value is always 2 in firmwares <= 1.32 and
114 * 1 in firmwares > 1.32
115 */
116 uint8_t dcu_flag;
117 uint8_t light_effect_1; /* range 1-3 */
118 uint8_t light_effect_2; /* range 1-5 */
119 uint8_t light_effect_3; /* range 1-4 */
120 uint8_t light_effect_speed; /* range 0-255 */
121
122 struct kone_light_info light_infos[5];
123 /* offset is kone_button_info_numbers - 1 */
124 struct kone_button_info button_infos[8];
125
126 uint16_t checksum; /* \brief holds checksum of struct */
127} __attribute__ ((__packed__));
128
129enum kone_polling_rates {
130 kone_polling_rate_125 = 1,
131 kone_polling_rate_500 = 2,
132 kone_polling_rate_1000 = 3
133};
134
135struct kone_settings {
136 uint16_t size; /* always 36 */
137 uint8_t startup_profile; /* 1-5 */
138 uint8_t unknown1;
139 uint8_t tcu; /* 0 = off, 1 = on */
140 uint8_t unknown2[23];
141 uint8_t calibration_data[4];
142 uint8_t unknown3[2];
143 uint16_t checksum;
144} __attribute__ ((__packed__));
145
146/*
147 * 12 byte mouse event read by interrupt_read
148 */
149struct kone_mouse_event {
150 uint8_t report_number; /* always 1 */
151 uint8_t button;
152 uint16_t x;
153 uint16_t y;
154 uint8_t wheel; /* up = 1, down = -1 */
155 struct_group(wipe,
156 uint8_t tilt; /* right = 1, left = -1 */
157 uint8_t unknown;
158 uint8_t event;
159 uint8_t value; /* press = 0, release = 1 */
160 uint8_t macro_key; /* 0 to 8 */
161 );
162} __attribute__ ((__packed__));
163
164enum kone_mouse_events {
165 /* osd events are thought to be display on screen */
166 kone_mouse_event_osd_dpi = 0xa0,
167 kone_mouse_event_osd_profile = 0xb0,
168 /* TODO clarify meaning and occurence of kone_mouse_event_calibration */
169 kone_mouse_event_calibration = 0xc0,
170 kone_mouse_event_call_overlong_macro = 0xe0,
171 kone_mouse_event_multimedia = 0xe1,
172 /* switch events notify if user changed values with mousebutton click */
173 kone_mouse_event_switch_dpi = 0xf0,
174 kone_mouse_event_switch_profile = 0xf1
175};
176
177enum kone_commands {
178 kone_command_profile = 0x5a,
179 kone_command_settings = 0x15a,
180 kone_command_firmware_version = 0x25a,
181 kone_command_weight = 0x45a,
182 kone_command_calibrate = 0x55a,
183 kone_command_confirm_write = 0x65a,
184 kone_command_firmware = 0xe5a
185};
186
187struct kone_roccat_report {
188 uint8_t event;
189 uint8_t value; /* holds dpi or profile value */
190 uint8_t key; /* macro key on overlong macro execution */
191} __attribute__ ((__packed__));
192
193struct kone_device {
194 /*
195 * Storing actual values when we get informed about changes since there
196 * is no way of getting this information from the device on demand
197 */
198 int actual_profile, actual_dpi;
199 /* Used for neutralizing abnormal button behaviour */
200 struct kone_mouse_event last_mouse_event;
201
202 /*
203 * It's unlikely that multiple sysfs attributes are accessed at a time,
204 * so only one mutex is used to secure hardware access and profiles and
205 * settings of this struct.
206 */
207 struct mutex kone_lock;
208
209 /*
210 * Storing the data here reduces IO and ensures that data is available
211 * when its needed (E.g. interrupt handler).
212 */
213 struct kone_profile profiles[5];
214 struct kone_settings settings;
215
216 /*
217 * firmware doesn't change unless firmware update is implemented,
218 * so it's read only once
219 */
220 int firmware_version;
221
222 int roccat_claimed;
223 int chrdev_minor;
224};
225
226#endif
227

source code of linux/drivers/hid/hid-roccat-kone.h