linux/drivers/hid/hid-roccat-arvo.h
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   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
  17struct arvo_mode_key { /* 2 bytes */
  18        uint8_t command; /* ARVO_COMMAND_MODE_KEY */
  19        uint8_t state;
  20} __packed;
  21
  22struct arvo_button {
  23        uint8_t unknown[24];
  24} __packed;
  25
  26struct arvo_info {
  27        uint8_t unknown[8];
  28} __packed;
  29
  30struct 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 */
  36struct arvo_actual_profile { /* 2 bytes */
  37        uint8_t command; /* ARVO_COMMAND_ACTUAL_PROFILE */
  38        uint8_t actual_profile;
  39} __packed;
  40
  41enum 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
  49struct arvo_special_report {
  50        uint8_t unknown1; /* always 0x01 */
  51        uint8_t event;
  52        uint8_t unknown2; /* always 0x70 */
  53} __packed;
  54
  55enum arvo_special_report_events {
  56        ARVO_SPECIAL_REPORT_EVENT_ACTION_PRESS = 0x10,
  57        ARVO_SPECIAL_REPORT_EVENT_ACTION_RELEASE = 0x0,
  58};
  59
  60enum arvo_special_report_event_masks {
  61        ARVO_SPECIAL_REPORT_EVENT_MASK_ACTION = 0xf0,
  62        ARVO_SPECIAL_REPORT_EVENT_MASK_BUTTON = 0x0f,
  63};
  64
  65struct arvo_roccat_report {
  66        uint8_t profile;
  67        uint8_t button;
  68        uint8_t action;
  69} __packed;
  70
  71enum arvo_roccat_report_action {
  72        ARVO_ROCCAT_REPORT_ACTION_RELEASE = 0,
  73        ARVO_ROCCAT_REPORT_ACTION_PRESS = 1,
  74};
  75
  76struct 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
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