1/*
2 * Copyright 2017 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
17package [email protected];
18
19import @1.0::IWifiChipEventCallback;
20import @1.0::WifiBand;
21
22/**
23 * Wifi chip event callbacks.
24 */
25interface IWifiChipEventCallback extends @1.0::IWifiChipEventCallback {
26    /**
27     * Struct describing the state of each iface operating on the radio chain
28     * (hardware MAC) on the device.
29     */
30    struct IfaceInfo {
31        /** Name of the interface (For ex: "wlan0"). */
32        string name;
33        /** Wifi channel on which this interface is operating. */
34        uint32_t channel;
35    };
36
37    /**
38     * Struct describing the state of each hardware radio chain (hardware MAC)
39     * on the device.
40     */
41    struct RadioModeInfo {
42        /**
43         * Identifier for this radio chain. This is vendor dependent & used
44         * only for debugging purposes.
45         */
46        uint32_t radioId;
47        /**
48         * List of bands on which this radio chain is operating.
49         * Can be one of:
50         * a) WifiBand.BAND_24GHZ => 2.4Ghz.
51         * b) WifiBand.BAND_5GHZ => 5Ghz.
52         * c) WifiBand.BAND_24GHZ_5GHZ = 2.4Ghz + 5Ghz (Radio is time sharing
53         * across the 2 bands).
54         */
55        WifiBand bandInfo;
56        /** List of interfaces on this radio chain (hardware MAC). */
57        vec<IfaceInfo> ifaceInfos;
58    };
59
60    /**
61     * Asynchronous callback indicating a radio mode change.
62     * Radio mode change could be a result of:
63     * a) Bringing up concurrent interfaces (For ex: STA + AP).
64     * b) Change in operating band of one of the concurrent interfaces (For ex:
65     * STA connection moved from 2.4G to 5G)
66     *
67     * @param radioModeInfos List of RadioModeInfo structures for each
68     * radio chain (hardware MAC) on the device.
69     */
70    oneway onRadioModeChange(vec<RadioModeInfo> radioModeInfos);
71};
72