1/*
2 * Copyright (C) 2022 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.server.display;
20
21option java_outer_classname = "DisplayProtoEnums";
22option java_multiple_files = true;
23
24// Logging constants for DisplayService
25
26enum HbmState {
27    // Unknown state
28    HBM_UNKNOWN = 0;
29    // HBM is off.
30    HBM_OFF = 1;
31    // HBM is on for HDR playback.
32    HBM_ON_HDR = 2;
33    // HBM is on for sunlight visibility.
34    HBM_ON_SUNLIGHT = 3;
35}
36
37enum HbmStateTransitionReason {
38    HBM_TRANSITION_REASON_UNKNOWN = 0;
39    // Hbm sunlight visibility is off due to ambient light drop below threshold.
40    HBM_SV_OFF_LUX_DROP = 1;
41    // Hbm sunlight visibility is off due to out of time budget.
42    HBM_SV_OFF_TIME_LIMIT = 2;
43    // Hbm sunlight visibility is off due to thermal status exceeding threshold.
44    HBM_SV_OFF_THERMAL_LIMIT = 3;
45    // Hbm sunlight visibility is off due to HDR playing.
46    HBM_SV_OFF_HDR_PLAYING = 4;
47    // Hbm sunlight visibility is off due to battery saving is on.
48    HBM_SV_OFF_BATTERY_SAVE_ON = 5;
49    // Hbm sunlight visibility is off due to display off.
50    HBM_SV_OFF_DISPLAY_OFF = 6;
51    // Hbm sunlight visibility is off due to auto brightness off.
52    HBM_SV_OFF_AUTOBRIGHTNESS_OFF = 7;
53    // Hbm HDR is off due to thermal status exceeding threshold.
54    HBM_HDR_OFF_THERMAL_LIMIT = 8;
55    // Hbm sunlight visibility is off due to requested brightness is lower than
56    // HBM transition point. Note if brightness is low due to thermal cap, the
57    // reason will be HBM_SV_OFF_THERMAL_LIMIT.
58    HBM_SV_OFF_LOW_REQUESTED_BRIGHTNESS = 9;
59}
60
61enum ExternalDisplayState {
62    UNKNOWN = 0;
63    DISCONNECTED = 1;
64    CONNECTED = 2;
65    DISABLED = 3;
66    KEYGUARD = 4;
67    MIRRORING = 5;
68    EXTENDED = 6;
69    PRESENTATION_WHILE_MIRRORING = 7;
70    PRESENTATION_WHILE_EXTENDED = 8;
71    PRESENTATION_ENDED = 9;
72    AUDIO_SINK_CHANGED = 10;
73    ERROR_HOTPLUG_CONNECTION = 11;
74    ERROR_DISPLAYPORT_LINK_FAILED = 12;
75    ERROR_CABLE_NOT_CAPABLE_DISPLAYPORT = 13;
76}
77