/*
* Copyright (c) 2020, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
//!
//! \file     null_hardware.cpp
//! \brief    Defines interfaces for null hardware
#include "mos_os_mock_adaptor.h"
#include "null_hardware.h"
#include "mhw_mi.h"
#include "mhw_mi_itf.h"

bool  NullHW::m_initilized = false;
bool  NullHW::m_enabled = false;

MOS_STATUS NullHW::Init(
    PMOS_CONTEXT osContext)
{
    MOS_STATUS                  eStatus         = MOS_STATUS_SUCCESS;
    MediaUserSettingSharedPtr   userSettingPtr  = nullptr;

    MOS_OS_CHK_NULL_RETURN(osContext);
    userSettingPtr = MosInterface::MosGetUserSettingInstance(osContext);

    if (!m_initilized) {
        uint32_t value = 0;
        m_initilized = true;

        ReadUserSettingForDebug(
            userSettingPtr,
            value,
            __MEDIA_USER_FEATURE_VALUE_NULLHW_ENABLE,
            MediaUserSetting::Group::Device);
        m_enabled = (value) ? true : false;

        if (m_enabled)
        {
            eStatus = MosMockAdaptor::Init(osContext);
        }
        else
        {
            eStatus = MOS_STATUS_INVALID_HANDLE;
        }

    }
    return eStatus;
}

MOS_STATUS NullHW::Destroy()
{
    return MosMockAdaptor::Destroy();
}

MOS_STATUS NullHW::StartPredicate(MhwMiInterface* miInterface, PMOS_COMMAND_BUFFER cmdBuffer)
{
    if (!m_enabled)
    {
        return MOS_STATUS_SUCCESS;
    }
    MOS_OS_CHK_NULL_RETURN(miInterface);
    MOS_OS_CHK_NULL_RETURN(cmdBuffer);

    return miInterface->AddMiSetPredicateCmd(cmdBuffer, MHW_MI_SET_PREDICATE_ENABLE_ALWAYS);
}

MOS_STATUS NullHW::StopPredicate(MhwMiInterface* miInterface, PMOS_COMMAND_BUFFER cmdBuffer)
{
    if (!m_enabled)
    {
        return MOS_STATUS_SUCCESS;
    }
    MOS_OS_CHK_NULL_RETURN(miInterface);
    MOS_OS_CHK_NULL_RETURN(cmdBuffer);

    return miInterface->AddMiSetPredicateCmd(cmdBuffer, MHW_MI_SET_PREDICATE_DISABLE);
}

MOS_STATUS NullHW::StartPredicateNext(std::shared_ptr<void> pMiItf, PMOS_COMMAND_BUFFER cmdBuffer)
{
    if (!m_enabled)
    {
        return MOS_STATUS_SUCCESS;
    }

    std::shared_ptr<mhw::mi::Itf> miItf = std::static_pointer_cast<mhw::mi::Itf>(pMiItf);
    MOS_OS_CHK_NULL_RETURN(miItf);
    MOS_OS_CHK_NULL_RETURN(cmdBuffer);

    auto &par           = miItf->MHW_GETPAR_F(MI_SET_PREDICATE)();
    par                 = {};
    par.PredicateEnable = MHW_MI_SET_PREDICATE_ENABLE_ALWAYS;
    return miItf->MHW_ADDCMD_F(MI_SET_PREDICATE)(cmdBuffer);
}

MOS_STATUS NullHW::StopPredicateNext(std::shared_ptr<void> pMiItf, PMOS_COMMAND_BUFFER cmdBuffer)
{
    if (!m_enabled)
    {
        return MOS_STATUS_SUCCESS;
    }

    std::shared_ptr<mhw::mi::Itf> miItf = std::static_pointer_cast<mhw::mi::Itf>(pMiItf);
    MOS_OS_CHK_NULL_RETURN(miItf);
    MOS_OS_CHK_NULL_RETURN(cmdBuffer);

    auto &par           = miItf->MHW_GETPAR_F(MI_SET_PREDICATE)();
    par                 = {};
    par.PredicateEnable = MHW_MI_SET_PREDICATE_DISABLE;
    return miItf->MHW_ADDCMD_F(MI_SET_PREDICATE)(cmdBuffer);
}

void NullHW::StatusReport(uint32_t &status, uint32_t &streamSize)
{
    if (!m_enabled)
    {
        return;
    }

    status = 0;
    streamSize = 1024;
}