1/*
2 * Copyright (C) 2020 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17syntax = "proto2";
18
19package android.stats.hdmi;
20option java_multiple_files = true;
21option java_outer_classname = "HdmiStatsEnums";
22
23// HDMI CEC logical addresses.
24// Values correspond to "CEC Table 5 Logical Addresses" in the HDMI CEC 1.4b spec.
25enum LogicalAddress {
26    LOGICAL_ADDRESS_UNKNOWN = -1;
27    TV = 0;
28    RECORDING_DEVICE_1 = 1;
29    RECORDING_DEVICE_2 = 2;
30    TUNER_1 = 3;
31    PLAYBACK_DEVICE_1 = 4;
32    AUDIO_SYSTEM = 5;
33    TUNER_2 = 6;
34    TUNER_3 = 7;
35    PLAYBACK_DEVICE_2 = 8;
36    RECORDING_DEVICE_3 = 9;
37    TUNER_4 = 10;
38    PLAYBACK_DEVICE_3 = 11;
39    RESERVED_1 = 12;
40    RESERVED_2 = 13;
41    SPECIFIC_USE = 14;
42    UNREGISTERED_OR_BROADCAST = 15;
43}
44
45// The relationship between two paths.
46// Values correspond exactly to PathRelationship in com.android.server.hdmi.Constants.
47enum PathRelationship {
48    RELATIONSHIP_TO_ACTIVE_SOURCE_UNKNOWN = 0;
49    DIFFERENT_BRANCH = 1;
50    ANCESTOR = 2;
51    DESCENDANT = 3;
52    SIBLING = 4;
53    SAME = 5;
54}
55
56// The result of attempting to send a HDMI CEC message.
57// Values correspond to the constants in android.hardware.tv.cec.V1_0.SendMessageResult,
58// offset by 10.
59enum SendMessageResult {
60    SEND_MESSAGE_RESULT_UNKNOWN = 0;
61    SUCCESS = 10;
62    NACK = 11;
63    BUSY = 12;
64    FAIL = 13;
65}
66
67// Whether a HDMI CEC message is sent from this device, to this device, or neither.
68enum MessageDirection {
69    MESSAGE_DIRECTION_UNKNOWN = 0;
70    MESSAGE_DIRECTION_OTHER = 1;    // None of the other options.
71    OUTGOING = 2;                   // Sent from this device.
72    INCOMING = 3;                   // Sent to this device.
73    TO_SELF = 4;                    // Sent from this device, to this device. Indicates a bug.
74}
75
76// User control commands. Each value can represent an individual command, or a set of commands.
77// Values correspond to "CEC Table 30 UI Command Codes" in the HDMI CEC 1.4b spec, offset by 0x100.
78enum UserControlPressedCommand {
79    USER_CONTROL_PRESSED_COMMAND_UNKNOWN = 0;
80
81    // Represents all codes that are not represented by another value.
82    USER_CONTROL_PRESSED_COMMAND_OTHER = 1;
83
84    // Represents all number codes (codes 0x1E through 0x29).
85    NUMBER = 2;
86
87    // Navigation
88    SELECT = 0x100;
89    UP = 0x101;
90    DOWN = 0x102;
91    LEFT = 0x103;
92    RIGHT = 0x104;
93    RIGHT_UP = 0x105;
94    RIGHT_DOWN = 0x106;
95    LEFT_UP = 0x107;
96    LEFT_DOWN = 0x108;
97    EXIT = 0x10D;
98
99    // Volume
100    VOLUME_UP = 0x141;
101    VOLUME_DOWN = 0x142;
102    VOLUME_MUTE = 0x143;
103
104    // Power
105    POWER = 0x140;
106    POWER_TOGGLE = 0x16B;
107    POWER_OFF = 0x16C;
108    POWER_ON = 0x16D;
109
110    // TV Functions
111    INPUT_SELECT = 0x134;
112}
113
114// Reason parameter of the <Feature Abort> message.
115// Values correspond to "CEC Table 29 Operand Descriptions" in the HDMI CEC 1.4b spec,
116// offset by 10.
117enum FeatureAbortReason {
118    FEATURE_ABORT_REASON_UNKNOWN = 0;
119    UNRECOGNIZED_OPCODE = 10;
120    NOT_IN_CORRECT_MODE_TO_RESPOND = 11;
121    CANNOT_PROVIDE_SOURCE = 12;
122    INVALID_OPERAND = 13;
123    REFUSED = 14;
124    UNABLE_TO_DETERMINE = 15;
125}
126
127// State of the eARC connection.
128// Values correspond to EarcStatus in com.android.server.hdmi.Constants, offset by 1.
129enum ConnectionState {
130    HDMI_EARC_STATUS_UNKNOWN = 0;
131    HDMI_EARC_STATUS_IDLE = 1;
132    HDMI_EARC_STATUS_EARC_PENDING = 2;
133    HDMI_EARC_STATUS_ARC_PENDING = 3;
134    HDMI_EARC_STATUS_EARC_CONNECTED = 4;
135
136}
137
138// Reason parameter of the eARC connection state logging.
139enum LogReason {
140    LOG_REASON_UNKNOWN = 0;
141    LOG_REASON_WAKE = 1;
142    LOG_REASON_EARC_STATUS_CHANGED = 2;
143    LOG_REASON_EARC_STATUS_CHANGED_UNSUPPORTED_PORT = 3;
144    LOG_REASON_EARC_STATUS_CHANGED_WRONG_STATE = 4;
145}
146
147// Reason parameter of the Dynamic soundbar mode state logging.
148enum DynamicSoundbarModeLogReason {
149    LOG_REASON_DSM_UNKNOWN = 0;
150    LOG_REASON_DSM_WAKE = 1;
151    LOG_REASON_DSM_SETTING_TOGGLED = 2;
152}