/*
* Copyright (c) 2017-2018, 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       renderhal_g11.h
//! \brief      header file of Gen11 hardware functions
//! \details    Gen11 hardware functions declare
//!
#ifndef __RENDERHAL_G11_H__
#define __RENDERHAL_G11_H__

#include "renderhal_platform_interface.h"
#include "mhw_render_hwcmd_g11_X.h" 
#include "mhw_state_heap_hwcmd_g11_X.h"
#include "mhw_render_g11_X.h"

typedef struct _RENDERHAL_GENERIC_PROLOG_PARAMS_G11 : _RENDERHAL_GENERIC_PROLOG_PARAMS
{
    MOS_VIRTUALENGINE_HINT_PARAMS          VEngineHintParams = {{0}, 0, {{0},{0},{0},{0}}, {0,0,0,0}};
}RENDERHAL_GENERIC_PROLOG_PARAMS_G11, *PRENDERHAL_GENERIC_PROLOG_PARAMS_G11;

//! \brief      for Gen11 VP and MDF
//!              SLM     URB     DC      RO      Rest/L3 Client Pool
//!               0      64      0       0       320 (KB chunks based on GT2)
#define RENDERHAL_L3_CACHE_CONFIG_CNTLREG_VALUE_G11_RENDERHAL (0xA0000420)

#define RENDERHAL_SAMPLERS_AVS_G11          6

class XRenderHal_Interface_g11 : public XRenderHal_Platform_Interface
{
public:
    XRenderHal_Interface_g11() {}
    virtual ~XRenderHal_Interface_g11() {}

    //!
    //! \brief    Setup Surface State
    //! \details  Setup Surface States for Gen11
    //! \param    PRENDERHAL_INTERFACE pRenderHal
    //!           [in] Pointer to Hardware Interface Structure
    //! \param    PRENDERHAL_SURFACE pRenderHalSurface
    //!           [in] Pointer to Render Hal Surface
    //! \param    PRENDERHAL_SURFACE_STATE_PARAMS pParams
    //!           [in] Pointer to Surface State Params
    //! \param    int32_t *piNumEntries
    //!           [out] Pointer to Number of Surface State Entries (Num Planes)
    //! \param    PRENDERHAL_SURFACE_STATE_ENTRY * ppSurfaceEntries
    //!           [out] Array of Surface State Entries
    //! \param    PRENDERHAL_OFFSET_OVERRIDE pOffsetOverride
    //!           [in] If not nullptr, provides adjustments to Y, UV plane offsets,
    //!           used for kernel WA in a few cases. nullptr is the most common usage.
    //! \return   MOS_STATUS
    //!
    MOS_STATUS SetupSurfaceState(
        PRENDERHAL_INTERFACE            pRenderHal,
        PRENDERHAL_SURFACE              pRenderHalSurface,
        PRENDERHAL_SURFACE_STATE_PARAMS pParams,
        int32_t                         *piNumEntries,
        PRENDERHAL_SURFACE_STATE_ENTRY  *ppSurfaceEntries,
        PRENDERHAL_OFFSET_OVERRIDE      pOffsetOverride);

    //!
    //! \brief    Check if Sampler128Elements is supported
    //! \return   true of false
    //!
    virtual inline bool IsSampler128ElementsSupported() { return true; }

    //!
    //! \brief      Checks how per thread scratch space size bits in VFE state are interpreted by HW
    //! \details    For BDW GT1/2/3 A0 steppings, per thread scratch space size in VFE state
    //!             is 11 bits indicating [2k bytes, 2 Mbytes]: 0=2k, 1=4k, 2=8k … 10=2M
    //!             BDW+ excluding A0 step is 12 bits indicating [1k bytes, 2 Mbytes]: 0=1k, 1=2k, 2=4k, 3=8k … 11=2M
    //! \param      PRENDERHAL_INTERFACE pRenderHal
    //!             [in]    Pointer to RenderHal interface
    //! \return     true if BDW A0 stepping, false otherwise
    //!
    bool PerThreadScratchSpaceStart2K(PRENDERHAL_INTERFACE pRenderHal) 
    {
        MOS_UNUSED(pRenderHal);
        return false;
    }

    //!
    //! \brief    Encode SLM Size for Interface Descriptor
    //! \details  Setup SLM size
    //! \param    uint32_t SLMSize
    //!           [in] SLM size in 1K
    //! \return   encoded output
    //!
    uint32_t EncodeSLMSize(uint32_t SLMSize);

    //!
    //! \brief    Set Chroma Direction
    //! \details  Setup Chroma Direction for G11
    //! \param    PRENDERHAL_INTERFACE pRenderHal
    //!           [in]  Pointer to Hardware Interface
    //! \param    PRENDERHAL_SURFACE pRenderHalSurface
    //!           [in]  Pointer to Render Hal Surface
    //! \return   uint8_t
    //!
    uint8_t SetChromaDirection(
        PRENDERHAL_INTERFACE pRenderHal,
        PRENDERHAL_SURFACE   pRenderHalSurface);

    //!
    //! \brief    Convert To Nano Seconds
    //! \details  Convert to Nano Seconds
    //! \param    PRENDERHAL_INTERFACE pRenderHal
    //!           [in] Pointer to Hardware Interface Structure
    //! \param    uint64_t iTicks
    //!           [in] Ticks
    //! \param    uint64_t *piNs
    //!           [in] Nano Seconds
    //! \return   void
    //!
    void ConvertToNanoSeconds(
        PRENDERHAL_INTERFACE    pRenderHal,
        uint64_t                iTicks,
        uint64_t                *piNs);

    //!
    //! \brief    Initialize the State Heap Settings per platform
    //! \param    PRENDERHAL_INTERFACE    pRenderHal
    //!           [out] Pointer to PRENDERHAL_INTERFACE
    //! \return   void
    //!
    void InitStateHeapSettings(
        PRENDERHAL_INTERFACE    pRenderHal);

    //!
    //! \brief    Initialize the default surface type and advanced surface type  per platform
    //! \param    PRENDERHAL_INTERFACE    pRenderHal
    //!           [out] Pointer to PRENDERHAL_INTERFACE
    //! \return   void
    //!
    void InitSurfaceTypes(
        PRENDERHAL_INTERFACE    pRenderHal);

    //!
    //! \brief    Check if YV12 Single Pass is supported
    //! \param    PRENDERHAL_INTERFACE pRenderHal
    //!           [in]  Pointer to Hardware Interface
    //! \return   true of false
    //!
    inline bool IsEnableYV12SinglePass(
        PRENDERHAL_INTERFACE    pRenderHal) 
    { 
        MOS_UNUSED(pRenderHal);
        return true; 
    }

    //!
    //! \brief     Get the Size of AVS Sampler State
    //! \param    PRENDERHAL_INTERFACE pRenderHal
    //!           [in]  Pointer to Hardware Interface
    //! \return   size
    //!
    inline uint32_t GetSizeSamplerStateAvs(
        PRENDERHAL_INTERFACE    pRenderHal)
    {
        return 2 * pRenderHal->pHwSizes->dwSizeSamplerStateAvs; // Kernel using 1,3,5 sampler index for AVS sampler state.
    }

    //!
    //! \brief    Enables L3 cacheing flag and sets related registers/values
    //! \param    PRENDERHAL_INTERFACE    pRenderHal
    //!           [in]  Pointer to Hardware Interface
    //! \param    pCacheSettings
    //!           [in] L3 Cache Configurations
    //! \return   MOS_STATUS
    //!           MOS_STATUS_SUCCESS if success, else fail reason
    //!
    virtual MOS_STATUS EnableL3Caching(
        PRENDERHAL_INTERFACE         pRenderHal,
        PRENDERHAL_L3_CACHE_SETTINGS pCacheSettings);

    //!
    //! \brief    Get offset and/or pointer to sampler state
    //! \details  Get offset and/or pointer to sampler state in General State Heap
    //! \param    PRENDERHAL_INTERFACE pRenderHal
    //!           [in] Pointer to RenderHal Interface
    //! \param    int32_t iMediaID
    //!           [in] Media ID associated with sampler
    //! \param    int32_t iSamplerID
    //!           [in] Sampler ID
    //! \param    uint32_t *pdwSamplerOffset
    //!           [out] optional; offset of sampler state from GSH base
    //! \param    void  **ppSampler
    //!           [out] optional; pointer to sampler state in GSH
    //! \return   MOS_STATUS
    //!
    virtual MOS_STATUS GetSamplerOffsetAndPtr_DSH(
        PRENDERHAL_INTERFACE     pRenderHal,
        int32_t                  iMediaID,
        int32_t                  iSamplerID,
        PMHW_SAMPLER_STATE_PARAM pSamplerParams,
        uint32_t                 *pdwSamplerOffset,
        void                    **ppSampler);

    //!
    //! \brief      Initialize the DSH Settings
    //! \details    Initialize the structure DynamicHeapSettings in pRenderHal
    //! \param      PRENDERHAL_INTERFACE pRenderHal
    //!             [in]    Pointer to HW interface
    //! \return     void
    //!
    virtual void InitDynamicHeapSettings(
        PRENDERHAL_INTERFACE  pRenderHal);

    //!
    //! \brief      Get the pointer to the MHW_VFE_PARAMS
    //! \return     MHW_VFE_PARAMS*
    //!             pointer to the MHW_VFE_PARAMS
    //!
    virtual MHW_VFE_PARAMS* GetVfeStateParameters() { return &m_vfeStateParams; }

    //!
    //! \brief    Set Power Option Status
    //! \param    [in] pRenderHal
    //!           Pointer to Hardware Interface
    //! \param    [in,out] pCmdBuffer
    //!           Pointer to Command Buffer
    //! \return   MOS_STATUS
    //!           MOS_STATUS_SUCCESS if success, else fail reason
    //!
    virtual MOS_STATUS SetPowerOptionStatus(
        PRENDERHAL_INTERFACE         pRenderHal,
        PMOS_COMMAND_BUFFER          pCmdBuffer);

    //!
    //! \brief    Check if Override is needed or not
    //! \param    [in] pRenderHal
    //!           Pointer to Hardware Interface
    //! \param    [in,out] pCmdBuffer
    //!           Pointer to Command Buffer
    //! \param    [in] pGenericPrologParam
    //!           Pointer to MHW generic prolog parameters
    //! \return   MOS_STATUS
    //!           MOS_STATUS_SUCCESS if success, else fail reason
    //!
    virtual MOS_STATUS IsOvrdNeeded(
        PRENDERHAL_INTERFACE              pRenderHal,
        PMOS_COMMAND_BUFFER               pCmdBuffer,
        PRENDERHAL_GENERIC_PROLOG_PARAMS  pGenericPrologParams);

    //! \brief      Set L3 cache override config parameters
    //! \param      [in] pRenderHal
    //!             Pointer to RenderHal Interface Structure
    //! \param      [in,out] pCacheSettings
    //!             Pointer to pCacheSettings
    //! \param      [in] bEnableSLM
    //!             Flag to enable SLM
    //! \return     MOS_STATUS
    //!             MOS_STATUS_SUCCESS if success. Error code otherwise
    //!
    virtual MOS_STATUS SetCacheOverrideParams(
        PRENDERHAL_INTERFACE            pRenderHal,
        PRENDERHAL_L3_CACHE_SETTINGS    pCacheSettings,
        bool                            bEnableSLM);

    //! \brief      Get the size of Render Surface State Command
    //! \return     size_t
    //!             the size of render surface state command
    virtual size_t GetSurfaceStateCmdSize();

    //! \brief      Get the address of the ith Palette Data
    //! \param      [in] i
    //!             Index of the palette data
    //! \return     void *
    //!             address of the ith palette data table
    virtual void* GetPaletteDataAddress(int i) {return &m_paletteData[i];}

    //! \brief      Get the size of Binding Table State Command
    //! \return     size_t
    //!             the size of binding table state command
    virtual size_t GetBTStateCmdSize() {return mhw_state_heap_g11_X::BINDING_TABLE_STATE_CMD::byteSize;}

    //! \brief    Check if compute context in use
    //! \param    PRENDERHAL_INTERFACE    pRenderHal
    //!           [in]  Pointer to Hardware Interface
    //! \return   true of false
    virtual bool IsComputeContextInUse(PRENDERHAL_INTERFACE pRenderHal)
    {
        MOS_UNUSED(pRenderHal);
        return false;
    }
protected:
    MHW_VFE_PARAMS               m_vfeStateParams;
    mhw_render_g11_X::PALETTE_ENTRY_CMD
                                 m_paletteData[RENDERHAL_PALETTE_MAX][RENDERHAL_PALETTE_ENTRIES_MAX];
};

#endif // __RENDERHAL_G11_H__
