drivers/hid/hid-roccat-arvo.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 #ifndef __HID_ROCCAT_ARVO_H
0003 #define __HID_ROCCAT_ARVO_H
0004
0005 /*
0006  * Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net>
0007  */
0008
0009 /*
0010  */
0011
0012 #include <linux/types.h>
0013
0014 struct arvo_mode_key { /* 2 bytes */
0015     uint8_t command; /* ARVO_COMMAND_MODE_KEY */
0016     uint8_t state;
0017 } __packed;
0018
0019 struct arvo_button {
0020     uint8_t unknown[24];
0021 } __packed;
0022
0023 struct arvo_info {
0024     uint8_t unknown[8];
0025 } __packed;
0026
0027 struct arvo_key_mask { /* 2 bytes */
0028     uint8_t command; /* ARVO_COMMAND_KEY_MASK */
0029     uint8_t key_mask;
0030 } __packed;
0031
0032 /* selected profile is persistent */
0033 struct arvo_actual_profile { /* 2 bytes */
0034     uint8_t command; /* ARVO_COMMAND_ACTUAL_PROFILE */
0035     uint8_t actual_profile;
0036 } __packed;
0037
0038 enum arvo_commands {
0039     ARVO_COMMAND_MODE_KEY = 0x3,
0040     ARVO_COMMAND_BUTTON = 0x4,
0041     ARVO_COMMAND_INFO = 0x5,
0042     ARVO_COMMAND_KEY_MASK = 0x6,
0043     ARVO_COMMAND_ACTUAL_PROFILE = 0x7,
0044 };
0045
0046 struct arvo_special_report {
0047     uint8_t unknown1; /* always 0x01 */
0048     uint8_t event;
0049     uint8_t unknown2; /* always 0x70 */
0050 } __packed;
0051
0052 enum arvo_special_report_events {
0053     ARVO_SPECIAL_REPORT_EVENT_ACTION_PRESS = 0x10,
0054     ARVO_SPECIAL_REPORT_EVENT_ACTION_RELEASE = 0x0,
0055 };
0056
0057 enum arvo_special_report_event_masks {
0058     ARVO_SPECIAL_REPORT_EVENT_MASK_ACTION = 0xf0,
0059     ARVO_SPECIAL_REPORT_EVENT_MASK_BUTTON = 0x0f,
0060 };
0061
0062 struct arvo_roccat_report {
0063     uint8_t profile;
0064     uint8_t button;
0065     uint8_t action;
0066 } __packed;
0067
0068 enum arvo_roccat_report_action {
0069     ARVO_ROCCAT_REPORT_ACTION_RELEASE = 0,
0070     ARVO_ROCCAT_REPORT_ACTION_PRESS = 1,
0071 };
0072
0073 struct arvo_device {
0074     int roccat_claimed;
0075     int chrdev_minor;
0076
0077     struct mutex arvo_lock;
0078
0079     int actual_profile;
0080 };
0081
0082 #endif