dsHdmiIn.h

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/*
 * If not stated otherwise in this file or this component's LICENSE file the
 * following copyright and licenses apply:
 *
 * Copyright 2016 RDK Management
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/
 
 
/**
 * @file dsHdmiIn.h
 *
 * @brief Device Settings HAL HDMI input Public API.
 * This API defines the HAL for the Device Settings HDMI input interface.
 *
 * @par Document
 * Document reference.
 *
 * @par Open Issues (in no particular order)
 * -# None
 *
 * @par Assumptions
 * -# None
 *
 * @par Abbreviations
 * - cb:      Callback function (suffix).
 * - DS:      Device Settings.
 * - HAL:     Hardware Abstraction Layer.
 * - EDID:    Extended Display Identification Data.
 * - SPD:     Source Product Description.
 * - ARC:     Audio Return Channel.
 * - ALLM:    Auto Low Latency Mode
 * - HDMI:    High-Definition Multimedia Interface
 * - AV:      Audio-Visual
 * - HdmiIn:  HDMI Input
 *
 * @par Implementation Notes
 * -# None
 *
 */
 
/**
 * @addtogroup HPK Hardware Porting Kit
 * @{
 * @par The Hardware Porting Kit
 * HPK is the next evolution of the well-defined Hardware Abstraction Layer
 * (HAL), but augmented with more comprehensive documentation and test suites
 * that OEM or SOC vendors can use to self-certify their ports before taking
 * them to RDKM for validation or to an operator for final integration and
 * deployment. The Hardware Porting Kit effectively enables an OEM and/or SOC
 * vendor to self-certify their own Video Accelerator devices, with minimal RDKM
 * assistance.
 *
 */
 
/**
 * @addtogroup Device_Settings Device Settings Module
 * @{
 */
 
/**
 * @addtogroup Device_Settings_HAL Device Settings HAL
 * @par Application API Specification
 * Described herein are the DeviceSettings HAL types and functions that are part of
 * the HdmiIn subsystem. The HdmiIn subsystem manages system-specific HAL operations.
 *  @{
 */
 
/**
*   @defgroup dsHdmiIn_HAL DS HdmiIn HAL
 *  @{
 * @par Application API Specification
 * dsHdmiIn HAL provides an interface for managing the HdmiIn settings for the device settings module
 */
 
/**
 * @defgroup DSHAL_HDMI_IN_API DS HAL Hdmi Input Public APIs
 *  @{
 */
 
 
#ifndef _DS_dsHdmiInH_
#define _DS_dsHdmiInH_
 
#include <sys/types.h>
#include "dsError.h"
#include "dsTypes.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
/**
 * @brief Initializes the underlying HDMI input sub-system
 * 
 * This function must initialize the HDMI input module and any associated resources.
 *
 * @return dsError_t                    - Status
 * @retval dsERR_NONE                   - Success
 * @retval dsERR_GENERAL                - Underlying undefined platform error
 * 
 * @warning  This API is Not thread safe.
 * 
 * @see dsHdmiInTerm()
 * 
 */
dsError_t dsHdmiInInit (void);
 
/**
 * @brief Terminates the underlying HDMI input sub-system
 * 
 * This function must terminate the HDMI input module and any associated resources.
 *
 * @return dsError_t                    - Status
 * @retval dsERR_NONE                   - Success
 * @retval dsERR_GENERAL                - Underlying undefined platform error
 * 
 * 
 * @pre dsHdmiInInit() must be called before calling this API.
 * 
 * @warning  This API is Not thread safe.
 * 
 * @see dsHdmiInInit()
 * 
 */
dsError_t dsHdmiInTerm (void);
 
/**
 * @brief Gets the number of HDMI input ports on the device
 * 
 * This function gets the number of HDMI input ports on the device.
 *
 * @param[out] pNumberOfInputs  - number of HDMI input ports. 
 *                                 Please refer  ::dsHdmiInPort_t for max number of inputs. Min is 0
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API.
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInGetNumberOfInputs (uint8_t *pNumberOfInputs);
 
/**
 * @brief Gets the HDMI input port status of all ports
 * 
 * This function gets the HDMI input port status.
 *
 * @param[out] pStatus  - status of the HDMI input ports. Please refer ::dsHdmiInStatus_t
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API.
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInGetStatus (dsHdmiInStatus_t *pStatus);
 
/**
 * @brief Selects the HDMI input port as active and available for presentation
 * 
 * This function selects the HDMI input port for presentation.
 *
 * @param[in] Port              - HDMI input port to be presented.  Please refer ::dsHdmiInPort_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices.
 * 
 * @pre dsHdmiInInit() must be called before calling this API.
 * 
 * @note When a port is selected, activePort should be set to true in  Please refer ::dsHdmiInStatus_t for that port
 *              Also, if thT port has an active connection, it should update isPresented to true as well.
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInSelectPort (dsHdmiInPort_t Port);
 
/**
 * @brief Scales the HDMI input video
 *
 * This function scales the HDMI input video. The width and height, based on the x, y coordinates, 
 *      cannot exceed that of the current resolution of the device.
 *      e.g.  x(in pixels)+width cannot be greater then the width of the resolution.
 *      The current resolution will return by  Please refer ::dsGetResolution()
 *
 * @param[in] x         - x coordinate for the video. Min of 0. Max is based on the current resolution
 * @param[in] y         - y coordinate for the video. Min of 0. Max is based on the current resolution
 * @param[in] width     - width of the video. Width in pixels.. Min of 0. Max is based on the current resolution
 * @param[in] height    - height of the video. Height in pixels.. Min of 0. Max is based on the current resolution
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid. 
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API.
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInScaleVideo (int32_t x, int32_t y, int32_t width, int32_t height);
 
/**
 * @brief Updates the video zoom on the active HDMI input using the provided zoom mode
 * 
 * This function updates the video zoom on the active HDMI input using the provided zoom mode.
 *
 * @param[in] requestedZoomMode     - HDMI input zoom mode.  Please refer ::dsVideoZoom_t
 *                                          dsVideoZoom_t is within vidoeDeviceTypes.h
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API.
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInSelectZoomMode (dsVideoZoom_t requestedZoomMode);
 
/**
 * @brief Stop the output of HDMI Input audio.
 *
 * This function stops the HDMI Input audio from being output via HDMI Out.
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 */
dsError_t dsHdmiInPauseAudio (void);
 
/**
 * @brief Start the output of HDMI Input audio.
 *
 * This function presents the HDMI Input audio via HDMI Out.
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 */
dsError_t dsHdmiInResumeAudio (void);
 
/**
 * @brief Gets the current HDMI input video mode of the active port
 * 
 * This function gets the current HDMI input video mode of the active port
 * 
 * @param[out] resolution              - Current video port resolution.  Please refer ::dsVideoPortResolution_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API.
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInGetCurrentVideoMode (dsVideoPortResolution_t *resolution);
 
/**
 * @brief Notifies applications when the HDMI input port connection status changes
 *
 * @param[in] Port              - Port id where connection status is changed.  Please refer ::dsHdmiInPort_t
 * @param[in] isPortConnected   - Flag to control the port connection status. 
 *                                  ( @a true to enable, @a false to disable)
 * 
 * @pre dsHdmiInRegisterConnectCB() must be called before this API
 * 
 * @note This should update isPortConnected in ::dsHdmiInStatus_t when this callback is triggered.
 *          If this port is currently active, and presents video after being connected, isPresented should also be updated
 */
typedef void (*dsHdmiInConnectCB_t)(dsHdmiInPort_t Port, bool isPortConnected);
 
/**
 * @brief Notifies applications when the HDMI input port signal status changes
 * 
 * @param[in] port      - Port id where signal status is changed. Please refer ::dsHdmiInPort_t
 * @param[in] sigStatus - Current signal status of the port.  Please refer ::dsHdmiInSignalStatus_t
 * 
 * @pre dsHdmiInRegisterSignalChangeCB() must be called before this API
 *
 */
typedef void (*dsHdmiInSignalChangeCB_t)(dsHdmiInPort_t port, dsHdmiInSignalStatus_t sigStatus);
 
/**
 * @brief Notifies applications when the HDMI input status changes on any port.
 *
 * HAL Implementation must call this method to deliver HDMI input status
 * to the Caller whenever the HDMI input status changes.
 * 
 * @param[in] inputStatus   - Present hdmi input status.  Please refer ::dsHdmiInStatus_t
 * 
 * @pre dsHdmiInRegisterStatusChangeCB() must be called before this API
 * 
 * @note This callback should be triggered whenever dsHdmiInStatus_t is updated.Please refer :: dsHdmiInSelectPort, ::dsHdmiInConnectCB_t()
 *
 */
typedef void (*dsHdmiInStatusChangeCB_t)(dsHdmiInStatus_t inputStatus);
 
/**
 * @brief Notifies applications when the HDMI input port video mode changes
 *
 * HAL Implementation must call this method to deliver updated HDMI input port video mode info
 * to the Caller
 *
 * @param[in] port              - Port in which video mode updated. Please refer ::dsHdmiInPort_t
 * @param[in] videoResolution   - current video resolution of the port.  Please refer ::dsVideoPortResolution_t
 * 
 * @pre dsHdmiInRegisterVideoModeUpdateCB() must be called before this API
 *
 */
typedef void (*dsHdmiInVideoModeUpdateCB_t)(dsHdmiInPort_t port, dsVideoPortResolution_t videoResolution);
 
/**
 * @brief Notifies applications when the HDMI input ALLM mode changes
 *
 * @param[in] port      - HDMI input port number in which ALLM Mode changed.  Please refer ::dsHdmiInPort_t
 * @param[in] allm_mode - Flag to hold the current ALLM mode of the port.
 *                              ( @a true to enable, @a false to disable)
 * 
 * @pre dsHdmiInRegisterAllmChangeCB() must be called before this API
 *
 */
typedef void (*dsHdmiInAllmChangeCB_t)(dsHdmiInPort_t port, bool allm_mode);
 
/**
 * @brief Notifies applications of HDMI Input AV Latency
 *
 * HAL Implementation should call this method to deliver HDMI Input AV Latency
 * to the application.
 *
 * @param[in] audio_latency - Audio latency value. Max value 500ms. Min value 0.
 * @param[in] video_latency - Video latency value. Max value 500ms. Min value 0.
 *
 * @pre dsHdmiInRegisterAVLatencyChangeCB() must be called before this API
 */
typedef void (*dsAVLatencyChangeCB_t)(int audio_latency, int video_latency);
 
/**
 * @brief Notifies applications of HDMI Input Content Type change
 *
 * HAL Implementation should call this method to deliver HDMI Input Content Type change 
 * to the application
 *
 * @param port              - HDMI Input port.  Please refer ::dsHdmiInPort_t
 * @param avi_content_type  - HDMI port AVI Content Type Info.  Please refer ::dsAviContentType_t
 *
 * @pre dsHdmiInRegisterAviContentTypeChangeCB() must be called before this API
 */
typedef void (*dsHdmiInAviContentTypeChangeCB_t)(dsHdmiInPort_t port, dsAviContentType_t avi_content_type);
 
/**
 * @brief Registers a callback for the HDMI input hot plug event notification
 * 
 * This function registers a callback for the HDMI input hot plug event notification from the HAL side.
 *
 * @param[in] CBFunc    - HDMI input hot plug callback function.  Please refer ::dsHdmiInConnectCB_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * @see dsHdmiInConnectCB_t
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInRegisterConnectCB (dsHdmiInConnectCB_t CBFunc);
 
/**
 * @brief Registers a callback for the HDMI input Signal Change event
 * 
 * This function registers a callback for the HDMI input Signal Change event.
 *
 * @param[in] CBFunc    - HDMI input Signal change callback function.  Please refer ::dsHdmiInSignalChangeCB_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * @see dsHdmiInSignalChangeCB_t
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInRegisterSignalChangeCB (dsHdmiInSignalChangeCB_t CBFunc);
 
/**
 * @brief Registers the HDMI In Latency Change event
 *
 * This function registers for the AV Latency Change event.
 *
 * @param[in] CBFunc    - HDMI input AV Latency change callback function. 
 *                              Please refer ::dsAVLatencyChangeCB_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: AV Latency not supported
 * @retval dsERR_GENERAL                    - Underlying undefined platform error
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * @see dsAVLatencyChangeCB_t
 *
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInRegisterAVLatencyChangeCB (dsAVLatencyChangeCB_t CBFunc);
 
/**
 * @brief Registers a callback for the HDMI input Status Change event
 * 
 * This function registers a callback for the HDMI input Status Change event.
 *
 * @param[in] CBFunc    - HDMI input Status change callback function.  Please refer ::dsHdmiInStatusChangeCB_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * @see dsHdmiInStatusChangeCB_t
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInRegisterStatusChangeCB (dsHdmiInStatusChangeCB_t CBFunc);
 
/**
 * @brief Registers a callback for the HDMI input video mode Change event
 * 
 * This function registers a callback for the HDMI input video mode Change event. 
 *       The mode change is triggered whenever the video resolution changes.
 *
 * @param[in] CBFunc    - HDMI input video mode change callback function. 
 *                              Please refer ::dsHdmiInVideoModeUpdateCB_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * @see dsHdmiInVideoModeUpdateCB_t
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInRegisterVideoModeUpdateCB(dsHdmiInVideoModeUpdateCB_t CBFunc);
 
/**
 * @brief Registers a callback for the HDMI input ALLM Mode Change event
 * 
 * This function registers a callback for the HDMI input ALLM Mode Change event.
 *
 * @param[in] CBFunc    - HDMI input ALLM Mode change callback function. 
 *                               Please refer ::dsHdmiInAllmChangeCB_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices, or ALLM not supported
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * @see dsHdmiInAllmChangeCB_t
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInRegisterAllmChangeCB (dsHdmiInAllmChangeCB_t CBFunc);
 
/**
 * @brief Registers the HDMI Input Content type Change event
 *
 * This function registers for the HDMI Input content type change event.
 *
 * @param[in] CBFunc    - HDMI input Avi Content Mode change callback function. 
 *                               Please refer ::dsHdmiInAviContentTypeChangeCB_t
 * 
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: AVI content type not supported
 * @retval dsERR_GENERAL                    - Underlying undefined platform error
 *
 * @pre dsHdmiInInit() must be called before calling this API
 * @see dsHdmiInAviContentTypeChangeCB_t
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsHdmiInRegisterAviContentTypeChangeCB (dsHdmiInAviContentTypeChangeCB_t CBFunc);
 
/**
 * @brief Checks if the given port is an HDMI ARC port or not
 * 
 * This function checks if the given port is an HDMI ARC port or not
 *
 * @param[in] iPort     - HDMI Arc port. Max value is device specific. Min value of 0
 *
 * @return passed port is HDMI ARC or not
 * @retval True or False
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * 
 * @warning  This API is Not thread safe.
 * 
 */
bool dsIsHdmiARCPort (int iPort);
/**
 * @brief Gets the EDID bytes info corresponds to the given input port
 * 
 * This function gets the EDID bytes info corresponds to the given input port.
 *
 * @param[in] iHdmiPort     - HDMI input port.
 * @param[out] edid         - EDID data for which info is required
 * @param[out] length       - length of the EDID data. Min value of 0. Max length 256.
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsGetEDIDBytesInfo (int iHdmiPort, unsigned char **edid, int *length);
 
/**
 * @brief Gets the HDMI SPD info
 * 
 * This function gets the HDMI SPD info.
 *
 * @param[in] iHdmiPort     - HDMI input port.
 * @param[out] data         - HDMI SPD info data
 *                              Should not exceed sizeof(dsSpd_infoframe_st).  Please refer ::dsSpd_infoframe_st
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * 
 * @warning  This API is Not thread safe.
 * 
 */
dsError_t dsGetHDMISPDInfo (int iHdmiPort, unsigned char **data);
 
/**
 * @brief Sets the EDID version to be used for a given port id
 * 
 * This function sets the EDID version to be used for a given port id
 *
 * @param[in] iHdmiPort     - HDMI input port.
 * @param[in] iEdidVersion  - input EDID version number to set.
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * 
 * @warning  This API is Not thread safe
 * 
 * @see dsGetEdidVersion()
 * 
 */
dsError_t dsSetEdidVersion (int iHdmiPort, int iEdidVersion);
 
/**
 * @brief Gets the EDID version currently being used for the given port id
 * 
 * This function gets the EDID version currently being used for the given port id
 *
 * @param[in] iHdmiPort     - HDMI input port.
 * @param[out] iEdidVersion - input EDID version number.
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * 
 * @warning  This API is Not thread safe
 * 
 * @see dsSetEdidVersion()
 * 
 */
dsError_t dsGetEdidVersion (int iHdmiPort, int *iEdidVersion);
 
/**
 * @brief Checks whether ALLM status is enabled or disabled for the specific HDMI input port
 * 
 * This function checks whether ALLM status is enabled or disabled for the specific HDMI input port
 *
 * @param[in] iHdmiPort     - HDMI input port.
 * @param[out] allmStatus   - Flag to control the allm status
 *                              ( @a true to enable, @a false to disable)
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * 
 * @warning  This API is Not thread safe
 * 
 */
dsError_t dsGetAllmStatus (int iHdmiPort, bool *allmStatus);
 
/**
 * @brief Gets all the supported game features list information
 * 
 * This function gets all the supported game features list information.
 *
 * @param[out] features         - List of all supported game features. 
 *                                       Please refer ::dsSupportedGameFeatureList_t
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * 
 * @warning  This API is Not thread safe
 * 
 */
dsError_t dsGetSupportedGameFeaturesList (dsSupportedGameFeatureList_t* features);
 
/**
 * @brief Gets the current AV latency
 * 
 * This function gets the current AV latency.
 *
 * @param[out] audio_latency    - Audio latency value. Max value 500ms. Min value 0
 * @param[out] video_latency    - Video latency value. Max value 500ms. Min value 0
 *
 * @return dsError_t                        - Status
 * @retval dsERR_NONE                       - Success
 * @retval dsERR_INVALID_PARAM              - Parameter passed to this function is invalid
 * @retval dsERR_OPERATION_NOT_SUPPORTED    - The attempted operation is not supported; e.g: source devices
 * 
 * @pre dsHdmiInInit() must be called before calling this API
 * 
 * @warning  This API is Not thread safe
 * 
 */
dsError_t dsGetAVLatency(int *audio_latency, int *video_latency);
 
#ifdef __cplusplus
}
#endif
#endif /* _DS_dsHdmiInH_ */
 
/** @} */ // End of DS HAL Hdmi Input Public APIs
/** @} */ // End of DS HdmiIn HAL
/** @} */ // End of Device Settings HAL
/** @} */ // End of Device Settings Module
/** @} */ // End of HPK