drivers/hid/hid-roccat-kone.h

   1 #ifndef __HID_ROCCAT_KONE_H
   2 #define __HID_ROCCAT_KONE_H
   3
   4 /*
   5  * Copyright (c) 2010 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 kone_keystroke {
  18         uint8_t key;
  19         uint8_t action;
  20         uint16_t period; /* in milliseconds */
  21 } __attribute__ ((__packed__));
  22
  23 enum kone_keystroke_buttons {
  24         kone_keystroke_button_1 = 0xf0, /* left mouse button */
  25         kone_keystroke_button_2 = 0xf1, /* right mouse button */
  26         kone_keystroke_button_3 = 0xf2, /* wheel */
  27         kone_keystroke_button_9 = 0xf3, /* side button up */
  28         kone_keystroke_button_8 = 0xf4 /* side button down */
  29 };
  30
  31 enum kone_keystroke_actions {
  32         kone_keystroke_action_press = 0,
  33         kone_keystroke_action_release = 1
  34 };
  35
  36 struct kone_button_info {
  37         uint8_t number; /* range 1-8 */
  38         uint8_t type;
  39         uint8_t macro_type; /* 0 = short, 1 = overlong */
  40         uint8_t macro_set_name[16]; /* can be max 15 chars long */
  41         uint8_t macro_name[16]; /* can be max 15 chars long */
  42         uint8_t count;
  43         struct kone_keystroke keystrokes[20];
  44 } __attribute__ ((__packed__));
  45
  46 enum kone_button_info_types {
  47         /* valid button types until firmware 1.32 */
  48         kone_button_info_type_button_1 = 0x1, /* click (left mouse button) */
  49         kone_button_info_type_button_2 = 0x2, /* menu (right mouse button)*/
  50         kone_button_info_type_button_3 = 0x3, /* scroll (wheel) */
  51         kone_button_info_type_double_click = 0x4,
  52         kone_button_info_type_key = 0x5,
  53         kone_button_info_type_macro = 0x6,
  54         kone_button_info_type_off = 0x7,
  55         /* TODO clarify function and rename */
  56         kone_button_info_type_osd_xy_prescaling = 0x8,
  57         kone_button_info_type_osd_dpi = 0x9,
  58         kone_button_info_type_osd_profile = 0xa,
  59         kone_button_info_type_button_9 = 0xb, /* ie forward */
  60         kone_button_info_type_button_8 = 0xc, /* ie backward */
  61         kone_button_info_type_dpi_up = 0xd, /* internal */
  62         kone_button_info_type_dpi_down = 0xe, /* internal */
  63         kone_button_info_type_button_7 = 0xf, /* tilt left */
  64         kone_button_info_type_button_6 = 0x10, /* tilt right */
  65         kone_button_info_type_profile_up = 0x11, /* internal */
  66         kone_button_info_type_profile_down = 0x12, /* internal */
  67         /* additional valid button types since firmware 1.38 */
  68         kone_button_info_type_multimedia_open_player = 0x20,
  69         kone_button_info_type_multimedia_next_track = 0x21,
  70         kone_button_info_type_multimedia_prev_track = 0x22,
  71         kone_button_info_type_multimedia_play_pause = 0x23,
  72         kone_button_info_type_multimedia_stop = 0x24,
  73         kone_button_info_type_multimedia_mute = 0x25,
  74         kone_button_info_type_multimedia_volume_up = 0x26,
  75         kone_button_info_type_multimedia_volume_down = 0x27
  76 };
  77
  78 enum kone_button_info_numbers {
  79         kone_button_top = 1,
  80         kone_button_wheel_tilt_left = 2,
  81         kone_button_wheel_tilt_right = 3,
  82         kone_button_forward = 4,
  83         kone_button_backward = 5,
  84         kone_button_middle = 6,
  85         kone_button_plus = 7,
  86         kone_button_minus = 8,
  87 };
  88
  89 struct kone_light_info {
  90         uint8_t number; /* number of light 1-5 */
  91         uint8_t mod;   /* 1 = on, 2 = off */
  92         uint8_t red;   /* range 0x00-0xff */
  93         uint8_t green; /* range 0x00-0xff */
  94         uint8_t blue;  /* range 0x00-0xff */
  95 } __attribute__ ((__packed__));
  96
  97 struct kone_profile {
  98         uint16_t size; /* always 975 */
  99         uint16_t unused; /* always 0 */
 100
 101         /*
 102          * range 1-5
 103          * This number does not need to correspond with location where profile
 104          * saved
 105          */
 106         uint8_t profile; /* range 1-5 */
 107
 108         uint16_t main_sensitivity; /* range 100-1000 */
 109         uint8_t xy_sensitivity_enabled; /* 1 = on, 2 = off */
 110         uint16_t x_sensitivity; /* range 100-1000 */
 111         uint16_t y_sensitivity; /* range 100-1000 */
 112         uint8_t dpi_rate; /* bit 1 = 800, ... */
 113         uint8_t startup_dpi; /* range 1-6 */
 114         uint8_t polling_rate; /* 1 = 125Hz, 2 = 500Hz, 3 = 1000Hz */
 115         /* kone has no dcu
 116          * value is always 2 in firmwares <= 1.32 and
 117          * 1 in firmwares > 1.32
 118          */
 119         uint8_t dcu_flag;
 120         uint8_t light_effect_1; /* range 1-3 */
 121         uint8_t light_effect_2; /* range 1-5 */
 122         uint8_t light_effect_3; /* range 1-4 */
 123         uint8_t light_effect_speed; /* range 0-255 */
 124
 125         struct kone_light_info light_infos[5];
 126         /* offset is kone_button_info_numbers - 1 */
 127         struct kone_button_info button_infos[8];
 128
 129         uint16_t checksum; /* \brief holds checksum of struct */
 130 } __attribute__ ((__packed__));
 131
 132 enum kone_polling_rates {
 133         kone_polling_rate_125 = 1,
 134         kone_polling_rate_500 = 2,
 135         kone_polling_rate_1000 = 3
 136 };
 137
 138 struct kone_settings {
 139         uint16_t size; /* always 36 */
 140         uint8_t  startup_profile; /* 1-5 */
 141         uint8_t  unknown1;
 142         uint8_t  tcu; /* 0 = off, 1 = on */
 143         uint8_t  unknown2[23];
 144         uint8_t  calibration_data[4];
 145         uint8_t  unknown3[2];
 146         uint16_t checksum;
 147 } __attribute__ ((__packed__));
 148
 149 /*
 150  * 12 byte mouse event read by interrupt_read
 151  */
 152 struct kone_mouse_event {
 153         uint8_t report_number; /* always 1 */
 154         uint8_t button;
 155         uint16_t x;
 156         uint16_t y;
 157         uint8_t wheel; /* up = 1, down = -1 */
 158         uint8_t tilt; /* right = 1, left = -1 */
 159         uint8_t unknown;
 160         uint8_t event;
 161         uint8_t value; /* press = 0, release = 1 */
 162         uint8_t macro_key; /* 0 to 8 */
 163 } __attribute__ ((__packed__));
 164
 165 enum kone_mouse_events {
 166         /* osd events are thought to be display on screen */
 167         kone_mouse_event_osd_dpi = 0xa0,
 168         kone_mouse_event_osd_profile = 0xb0,
 169         /* TODO clarify meaning and occurrence of kone_mouse_event_calibration */
 170         kone_mouse_event_calibration = 0xc0,
 171         kone_mouse_event_call_overlong_macro = 0xe0,
 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
 177 enum 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
 187 struct 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
 193 struct 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