display/config/1.15/IDisplayConfig.hal

/*
 * Copyright (c) 2019 The Linux Foundation. All rights reserved.
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 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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package vendor.display.config@1.15;

import @1.14::IDisplayConfig;
import IDisplayQsyncCallback;

interface IDisplayConfig extends @1.14::IDisplayConfig {
    /*
     * Register a callback which will be invoked when there is a change
     * in the Qsync configuration.
     *
     * @param callback is the IDisplayQsyncCallback object.
     *
     * @return error is NONE upon success.
     */
    @callflow(next="*")
    registerQsyncCallback(IDisplayQsyncCallback callback) generates (int32_t error);
};