// Copyright (c) 2017 Qualcomm Technologies, Inc.  All Rights Reserved.
// Qualcomm Technologies Proprietary and Confidential.

include "IOPS.idl"

/**
  HDCP Transmitter applications call IHdcpTransmitter
  to report HDCP encryption levels and downstream device topology.
  By implementing these functions, Output Protection Service (OPS) can track
  all HDCP Transmitters and their topologies.
*/
/** @cond **/
interface IHdcpTransmitter {
/** @endcond */

  /**
   * @addtogroup IHdcpTransmitter
   * @{
   */

  /** @cond **/
  /** error codes */

  /** Revoked devices found in downstream topology */
  error ERROR_SRM_CHECK_FAILED;

  /** Topology validation failed */
  error ERROR_TOPOLOGY_INVALID;
  /** @endcond */

  /**
    Sets HDCP Topology for a device.

    @param[in] receiverIdList  Downstream device ID list.
    @param[in] hdcpTopology    Device topology information.

    @return
    Object_OK on success.
  */
  method setDeviceTopology(in uint8[] receiverIdList,
                           in HdcpTopology hdcpTopology);

  /**
    Sets the HDCP encryption level supported by the display device.
    Wireless HDCP transmitters call this function.

    @param[in] dpl  HDCP encryption level for the device.

    @return
    Object_OK on success.
  */
  method setDeviceProtectionLevel(in uint8 dpl);

  /**
    HDCP Transmitter TAs call this function to update Output
    Protection Service with the new Content Protection Level.

    Whenever content's protection level changes, OPS ensures that the HDCP
    Transmitter honors the new level by receiving the update. If this
    update is not received within a time limit, HDCP Tx receives an error
    through IHdcpNotify.

    @param[in] cpl  New content protection level.

    @return
    Object_OK on success.
  */
  method contentProtectionLevelUpdated(in uint8 cpl);
  /** @} */ /* end_addtogroup IHdcpTransmitter */
};