/*
* Copyright (c) 2017-2020, 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     codechal_vdenc_hevc_g11.cpp
//! \brief    HEVC VDEnc encoder for GEN11.
//!

#include "codechal_vdenc_hevc_g10.h"
#include "codechal_vdenc_hevc_g11.h"
#include "codechal_kernel_header_g11.h"
#include "codeckrnheader.h"
#if defined(ENABLE_KERNELS) && !defined(_FULL_OPEN_SOURCE)
#include "igcodeckrn_g11.h"
#endif
#include "mhw_vdbox_g11_X.h"
#include "mhw_vdbox_hcp_g11_X.h"
#include "mhw_vdbox_vdenc_g11_X.h"
#include "codechal_huc_cmd_initializer_g11.h"
#include "codechal_debug_encode_par_g11.h"
#ifdef _ENCODE_VDENC_RESERVED
#include "codechal_debug_encode_brc.h"
#endif

const double CodechalVdencHevcStateG11::m_devThreshIFPNEG[] = {
    0.80, 0.60, 0.34, 0.2,
};

const double CodechalVdencHevcStateG11::m_devThreshIFPPOS[] = {
    0.2, 0.4 , 0.66, 0.9,
};

const double CodechalVdencHevcStateG11::m_devThreshPBFPNEG[] = {
    0.90, 0.66, 0.46, 0.3,
};

const double CodechalVdencHevcStateG11::m_devThreshPBFPPOS[] = {
    0.3, 0.46, 0.70, 0.90,
};

const double CodechalVdencHevcStateG11::m_devThreshVBRNEG[] = {
    0.90, 0.70, 0.50, 0.3,
};

const double CodechalVdencHevcStateG11::m_devThreshVBRPOS[] = {
    0.4, 0.5, 0.75, 0.90,
};

const int8_t CodechalVdencHevcStateG11::m_lowdelayDevThreshPB[] = {
    -45, -33, -23, -15, -8, 0, 15, 25,
};
const int8_t CodechalVdencHevcStateG11::m_lowdelayDevThreshVBR[] = {
    -45, -35, -25, -15, -8, 0, 20, 40,
};
const int8_t CodechalVdencHevcStateG11::m_lowdelayDevThreshI[] = {
    -40, -30, -17, -10, -5, 0, 10, 20,
};

const int8_t CodechalVdencHevcStateG11::m_lowdelayDeltaFrmszI[][8] = {
    { 0,  0, -8, -12, -16, -20, -28, -36 },
    { 0,  0, -4, -8, -12,  -16, -24, -32 },
    { 4,  2,  0, -1, -3,  -8, -16, -24 },
    { 8,  4,  2,  0, -1,  -4,  -8, -16 },
    { 20, 16,  4,  0, -1,  -4,  -8, -16 },
    { 24, 20, 16,  8,  4,   0,  -4, -8 },
    { 28, 24, 20, 16,  8,   4,  0, -8 },
    { 32, 24, 20, 16, 8,   4,   0, -4 },
    { 64, 48, 28, 20, 16,  12,  8,  4 },
};

const int8_t CodechalVdencHevcStateG11::m_lowdelayDeltaFrmszP[][8] = {
    { -8,  -24, -32, -40, -44, -48, -52, -80 },
    { -8,  -16, -32, -40, -40,  -44, -44, -56 },
    { 0,    0,  -12, -20, -24,  -28, -32, -36 },
    { 8,   4,  0,   0,    -8,   -16,  -24, -32 },
    { 32,  16,  8, 4,    -4,   -8,  -16,  -20 },
    { 36,  24,  16, 8,    4,    -2,  -4, -8 },
    { 40, 36, 24,   20, 16,  8,  0, -8 },
    { 48, 40, 28,  24, 20,  12,  0, -4 },
    { 64, 48, 28, 20, 16,  12,  8,  4 },
};

const int8_t CodechalVdencHevcStateG11::m_lowdelayDeltaFrmszB[][8] = {
    { 0, -4, -8, -16, -24, -32, -40, -48 },
    { 1,  0, -4, -8, -16,  -24, -32, -40 },
    { 4,  2,  0, -1, -3,  -8, -16, -24 },
    { 8,  4,  2,  0, -1,  -4,  -8, -16 },
    { 20, 16,  4,  0, -1,  -4,  -8, -16 },
    { 24, 20, 16,  8,  4,   0,  -4, -8 },
    { 28, 24, 20, 16,  8,   4,  0, -8 },
    { 32, 24, 20, 16, 8,   4,   0, -4 },
    { 64, 48, 28, 20, 16,  12,  8,  4 },
};

const uint8_t m_qpAdaptiveWeight[52] = { 6, 6, 6, 6, 6, 6, 6, 6, 6, 7,
                                     7, 7, 7, 7, 7, 7, 8, 8, 8, 8,
                                     8, 8, 8, 9, 9, 10, 11, 12, 13, 14,
                                     16, 17, 18, 20, 21, 23, 24, 26, 28, 30,
                                     32, 34, 36, 38, 40, 42, 44, 46, 48, 50,
                                     50, 50 };
const uint8_t m_boostTable[52] = { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
                                     3, 3, 3, 3, 3, 4, 4, 5, 5, 5,
                                     6, 6, 6, 7, 7, 8, 8, 8, 9, 9,
                                     9, 10,10,10,11,11,11,11,11,11,
                                     11,11,12,12,12,12,12,12,12,12,12,12 };

const uint32_t CodechalVdencHevcStateG11::m_hucConstantData[]  = {
    0x01900190, 0x01900190, 0x01900190, 0x01900190, 0x01900190, 0x012c012c, 0x012c012c, 0x012c012c,
    0x012c012c, 0x012c012c, 0x00c800c8, 0x00c800c8, 0x00c800c8, 0x00c800c8, 0x00c800c8, 0x00640064,
    0x00640064, 0x00640064, 0x00640064, 0x00640064, 0x00640064, 0x00640064, 0x00640064, 0x00640064,
    0x00640064, 0x00640064, 0x01900190, 0x01900190, 0x01900190, 0x01900190, 0x01900190, 0x012c012c,
    0x012c012c, 0x012c012c, 0x012c012c, 0x012c012c, 0x00c800c8, 0x00c800c8, 0x00c800c8, 0x00c800c8,
    0x00c800c8, 0x00640064, 0x00640064, 0x00640064, 0x00640064, 0x00640064, 0x00640064, 0x00640064,
    0x00640064, 0x00640064, 0x00640064, 0x00640064, 0x503c1e04, 0xffc88c78, 0x3c1e0400, 0xc88c7850,
    0x140200ff, 0xa0824628, 0x0000ffc8, 0x00000000, 0x04030302, 0x00000000, 0x03030200, 0x0000ff04,
    0x02020000, 0xffff0303, 0x01000000, 0xff020202, 0x0000ffff, 0x02020100, 0x00fffffe, 0x01010000,
    0xfffffe02, 0x010000ff, 0xfefe0201, 0x0000ffff, 0xfe010100, 0x00fffffe, 0x01010000, 0x00000000,
    0x03030200, 0x00000004, 0x03020000, 0x00ff0403, 0x02000000, 0xff030302, 0x000000ff, 0x02020201,
    0x00ffffff, 0x02010000, 0xfffffe02, 0x01000000, 0xfffe0201, 0x0000ffff, 0xfe020101, 0x00fffffe,
    0x01010000, 0xfffffefe, 0x01000000, 0x00000001, 0x03020000, 0x00000403, 0x02000000, 0xff040303,
    0x00000000, 0x03030202, 0x0000ffff, 0x02020100, 0xffffff02, 0x01000000, 0xfffe0202, 0x000000ff,
    0xfe020101, 0x00ffffff, 0x02010100, 0xfffffefe, 0x01000000, 0xfffefe01, 0x000000ff, 0xe0e00101,
    0xc0d0d0d0, 0xe0e0b0c0, 0xd0d0d0e0, 0xf0f0c0d0, 0xd0e0e0e0, 0x0408d0d0, 0xe8f0f800, 0x1820dce0,
    0xf8fc0210, 0x2024ecf0, 0x0008101c, 0x2428f8fc, 0x08101418, 0x2830f800, 0x0c14181c, 0x3040fc00,
    0x0c10141c, 0xe8f80408, 0xc8d0d4e0, 0xf0f8b0c0, 0xccd4d8e0, 0x0000c0c8, 0xd8dce4f0, 0x0408d0d4,
    0xf0f80000, 0x0808dce8, 0xf0f80004, 0x0810dce8, 0x00080808, 0x0810f8fc, 0x08080808, 0x1010f800,
    0x08080808, 0x1020fc00, 0x08080810, 0xfc000408, 0xe0e8f0f8, 0x0001d0d8, 0xe8f0f8fc, 0x0204d8e0,
    0xf8fdff00, 0x0408e8f0, 0xfcff0002, 0x1014f0f8, 0xfcff0004, 0x1418f0f8, 0x00040810, 0x181cf8fc,
    0x04081014, 0x1820f800, 0x04081014, 0x3040fc00, 0x0c10141c, 0x40300408, 0x80706050, 0x30a0a090,
    0x70605040, 0xa0a09080, 0x60504030, 0xa0908070, 0x040201a0, 0x18141008, 0x02012420, 0x0a080604,
    0x01101010, 0x0c080402, 0x10101010, 0x05030201, 0x02010106, 0x00000503, 0xff030201, 0x02010000,
    0x000000ff, 0xfffefe01, 0xfdfd0100, 0xfb00ffff, 0xfffffefd, 0xfefdfbfa, 0x030201ff, 0x01010605,
    0x00050302, 0x03020101, 0x010000ff, 0x0000ff02, 0xffff0100, 0xfe0100ff, 0x00ffffff, 0xfffffefc,
    0xfefcfb00, 0x0101ffff, 0x01050402, 0x04020101, 0x01010000, 0x0000ff02, 0x00ff0101, 0xff000000,
    0x0100ffff, 0xfffffffe, 0xfffefd00, 0xfcfb00ff, 0x1efffffe, 0x070d0e10, 0x00003207, 0x00000000,
    0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000,
    0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000,
    0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
    0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000,
    0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10,
    0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207,
    0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000,
    0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000,
    0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000,
    0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
    0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000,
    0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10,
    0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207,
    0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000,
    0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000,
    0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000,
    0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
    0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000,
    0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10,
    0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207,
    0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000,
    0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000,
    0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000,
    0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
    0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000,
    0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10,
    0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207,
    0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000,
    0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000,
    0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000,
    0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
    0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000,
    0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10,
    0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207,
    0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000,
    0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000,
    0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000,
    0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
    0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000,
    0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10,
    0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207,
    0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000,
    0x00000000, 0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000,
    0x00000000, 0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000,
    0x00000000, 0x1e000000, 0x070d0e10, 0x00003207, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
    0x00000000, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff,
    0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff,
    0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff,
    0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000,
    0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff,
    0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff,
    0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000,
    0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff,
    0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff,
    0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff,
    0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff,
    0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff,
    0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000,
    0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff,
    0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff,
    0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000,
    0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff,
    0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff,
    0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff,
    0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff,
    0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff,
    0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000,
    0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff,
    0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff,
    0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000,
    0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff,
    0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff,
    0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff,
    0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff,
    0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff,
    0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000,
    0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff,
    0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff,
    0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000,
    0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff,
    0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff, 0x0000ffff,
    0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff, 0xffffffff,
    0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff, 0xffffffff,
    0xffffffff, 0x0000ffff, 0xffffffff, 0xffff0000, 0xffffffff, 0xffffffff, 0xffff0000, 0x0000ffff,
    0xffffffff, 0xffffffff, 0x0000ffff, 0xffffffff
};

uint32_t CodechalVdencHevcStateG11::GetMaxBtCount()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    uint32_t maxBtCount = 0;

#if defined(ENABLE_KERNELS) && !defined(_FULL_OPEN_SOURCE)
    auto btIdxAlignment = m_stateHeapInterface->pStateHeapInterface->GetBtIdxAlignment();

    // DsConversion kernel
    maxBtCount = 2 * (MOS_ALIGN_CEIL(m_cscDsState->GetBTCount(), btIdxAlignment));
#endif

    // add ME and stream-in later
    return maxBtCount;
}

MOS_STATUS CodechalVdencHevcStateG11::InitKernelStateMe()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(m_stateHeapInterface);
    CODECHAL_ENCODE_CHK_NULL_RETURN(m_stateHeapInterface->pStateHeapInterface);

    uint32_t kernelSize = m_combinedKernelSize;
    CODECHAL_KERNEL_HEADER currKrnHeader;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(pfnGetKernelHeaderAndSize(
        m_kernelBinary,
        ENC_ME,
        0,
        &currKrnHeader,
        &kernelSize));

    auto kernelStatePtr = &m_vdencMeKernelState;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetKernelParams(
        VDENC_ME_P,
        &kernelStatePtr->KernelParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetBindingTable(
        VDENC_ME_P,
        &m_vdencMeKernelBindingTable));

    kernelStatePtr->dwCurbeOffset = m_stateHeapInterface->pStateHeapInterface->GetSizeofCmdInterfaceDescriptorData();
    kernelStatePtr->KernelParams.pBinary =
        m_kernelBinary +
        (currKrnHeader.KernelStartPointer << MHW_KERNEL_OFFSET_SHIFT);
    kernelStatePtr->KernelParams.iSize = kernelSize;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_stateHeapInterface->pfnCalculateSshAndBtSizesRequested(
        m_stateHeapInterface,
        kernelStatePtr->KernelParams.iBTCount,
        &kernelStatePtr->dwSshSize,
        &kernelStatePtr->dwBindingTableSize));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->MhwInitISH(m_stateHeapInterface, kernelStatePtr));

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::InitKernelStateStreamIn()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(m_stateHeapInterface);
    CODECHAL_ENCODE_CHK_NULL_RETURN(m_stateHeapInterface->pStateHeapInterface);

    uint32_t kernelSize = m_combinedKernelSize;
    CODECHAL_KERNEL_HEADER currKrnHeader;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(pfnGetKernelHeaderAndSize(
        m_kernelBinary,
        VDENC_STREAMIN_HEVC,
        0,
        &currKrnHeader,
        &kernelSize));

    auto kernelStatePtr = &m_vdencStreaminKernelState;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetKernelParams(
        VDENC_STREAMIN_HEVC,
        &kernelStatePtr->KernelParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetBindingTable(
        VDENC_STREAMIN_HEVC,
        &m_vdencStreaminKernelBindingTable));

    kernelStatePtr->dwCurbeOffset = m_stateHeapInterface->pStateHeapInterface->GetSizeofCmdInterfaceDescriptorData();
    kernelStatePtr->KernelParams.pBinary =
        m_kernelBinary +
        (currKrnHeader.KernelStartPointer << MHW_KERNEL_OFFSET_SHIFT);
    kernelStatePtr->KernelParams.iSize = kernelSize;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_stateHeapInterface->pfnCalculateSshAndBtSizesRequested(
        m_stateHeapInterface,
        kernelStatePtr->KernelParams.iBTCount,
        &kernelStatePtr->dwSshSize,
        &kernelStatePtr->dwBindingTableSize));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->MhwInitISH(m_stateHeapInterface, kernelStatePtr));

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::InitKernelState()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

#if defined(ENABLE_KERNELS) && !defined(_FULL_OPEN_SOURCE)
    CODECHAL_ENCODE_CHK_STATUS_RETURN(InitKernelStateMe());
    CODECHAL_ENCODE_CHK_STATUS_RETURN(InitKernelStateStreamIn());
#endif

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::DecideEncodingPipeNumber()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS  eStatus = MOS_STATUS_SUCCESS;

    m_numPipePre = m_numPipe;
    m_numPipe = m_numVdbox;

    uint8_t numTileColumns = m_hevcPicParams->num_tile_columns_minus1 + 1;
    uint8_t numTileRows    = m_hevcPicParams->num_tile_rows_minus1 + 1;

    CODECHAL_ENCODE_VERBOSEMESSAGE("Tile Columns = %d, Tile Rows = %d.", numTileColumns, numTileRows);

    // Only support 1 colomn or 1 row when only have 1 VDBOX
    if (m_numVdbox <= 1 && numTileRows > 1 && numTileColumns > 1)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Only 1 VDBOX detected, and Gen11 only support 1xN or Nx1 tiles for single pipe!");
        return MOS_STATUS_PLATFORM_NOT_SUPPORTED;
    }

    if (numTileColumns > m_numPipe)
    {
        m_numPipe = 1;
    }

    if (numTileColumns < m_numPipe)
    {
        if (numTileColumns >= 1 && numTileColumns <= 4)
        {
            m_numPipe = numTileColumns;
        }
        else
        {
            m_numPipe = 1;  // invalid tile column test cases and switch back to the single VDBOX mode
        }
    }

    m_useVirtualEngine = true;  // always use virtual engine interface for single pipe and scalability mode

    m_numUsedVdbox       = m_numPipe;
    m_numberTilesInFrame = (m_hevcPicParams->num_tile_rows_minus1 + 1) * (m_hevcPicParams->num_tile_columns_minus1 + 1);

    if (m_scalabilityState)
    {
        // Create/ re-use a GPU context with 2 pipes
        m_scalabilityState->ucScalablePipeNum = m_numPipe;
    }

    CODECHAL_ENCODE_VERBOSEMESSAGE("System VDBOX number = %d, decided pipe num = %d.", m_numVdbox, m_numPipe);

    return eStatus;
}

bool CodechalVdencHevcStateG11::CheckSupportedFormat(PMOS_SURFACE surface)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    bool isColorFormatSupported = false;

    if (nullptr == surface)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Invalid (nullptr) Pointer.");
        return isColorFormatSupported;
    }

    switch (surface->Format)
    {
    case Format_NV12:
    case Format_NV21:
    case Format_P010:       // Planar 4:2:0
    case Format_YUY2:
    case Format_YUYV:
    case Format_YVYU:
    case Format_UYVY:
    case Format_VYUY:
    case Format_A8R8G8B8:
    case Format_A8B8G8R8:
    case Format_R10G10B10A2:// Packed RGB 4:4:4
    case Format_B10G10R10A2:// Packed RGB 4:4:4
    case Format_AYUV:
    case Format_Y410:       // Packed 4:4:4
        isColorFormatSupported = true;
        break;
    case Format_Y210:       // Packed 4:2:2
        isColorFormatSupported = surface->TileType == MOS_TILE_Y;
        break;
    default:
        CODECHAL_ENCODE_ASSERTMESSAGE("Input surface color format = %d not supported!", surface->Format);
        break;
    }

    return isColorFormatSupported;
}

MOS_STATUS CodechalVdencHevcStateG11::PlatformCapabilityCheck()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS  eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(DecideEncodingPipeNumber());

    if (MOS_VE_CTXBASEDSCHEDULING_SUPPORTED(m_osInterface))
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalEncodeScalability_ChkGpuCtxReCreation(this, m_scalabilityState,
            (PMOS_GPUCTX_CREATOPTIONS_ENHANCED)m_gpuCtxCreatOpt));
    }

    if (m_frameWidth * m_frameHeight > ENCODE_HEVC_MAX_8K_PIC_WIDTH * ENCODE_HEVC_MAX_8K_PIC_HEIGHT)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(eStatus, "Frame resolution greater than 8k not supported");
    }

    if (m_hevcSeqParams->SliceSizeControl && m_frameWidth * m_frameHeight < ENCODE_HEVC_MIN_DSS_PIC_WIDTH * ENCODE_HEVC_MIN_DSS_PIC_HEIGHT)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(eStatus, "DSS is not supported when frame resolution less than 320p");
    }

    if (m_hevcSeqParams->ParallelBRC)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(eStatus, "Parallel BRC is not supported on VDENC");
    }

    if (m_hevcSeqParams->bit_depth_luma_minus8 >= 4 || m_hevcSeqParams->bit_depth_chroma_minus8 >= 4)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(eStatus, "12bit encoding is not supported on VDENC");
    }

    if (m_hevcSeqParams->chroma_format_idc == 2)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(eStatus, "422 recon format encoding is not supported on HEVC VDENC");
    }

    if (m_vdencEnabled && m_chromaFormat == HCP_CHROMA_FORMAT_YUV444 && m_hevcSeqParams->TargetUsage == 7)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Speed mode is not supported in VDENC 444, resetting TargetUsage to Normal mode\n");
        m_hevcSeqParams->TargetUsage = 4;
    }

    bool oneLcuInTile = false;
    uint16_t numTileColumns = m_hevcPicParams->num_tile_columns_minus1 + 1;
    for (auto i = 0; i < numTileColumns; i++)
    {
        if (m_hevcPicParams->tile_column_width[i] == 1)
        {
            oneLcuInTile = true;
            break;
        }
    }

    //Commented out in order to enable height of 64 pixels for Row tile on PO silicon for ICL.
    /* uint16_t numTileTows = pHevcPicParams->num_tile_rows_minus1 + 1;
    for (auto i = 0; i < numTileTows; i++)
    {
        if (pHevcPicParams->tile_row_height[i] == 1)
        {
            oneLcuInTile = true;
            break;
        }
    }*/

    if (oneLcuInTile)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(eStatus, "Tile width/ height of 1 LCU is not supported");
    }

    // TU configuration for RDOQ
    if (m_hevcRdoqEnabled)
    {
        m_hevcRdoqEnabled = (m_hevcSeqParams->TargetUsage < 7);
    }

    // set RDOQ Intra blocks Threshold for Gen11+
    m_rdoqIntraTuThreshold = 0;
    if (m_hevcRdoqEnabled)
    {
        if (1 == m_hevcSeqParams->TargetUsage)
        {
            m_rdoqIntraTuThreshold = 0xffff;
        }
        else if (4 == m_hevcSeqParams->TargetUsage)
        {
            m_rdoqIntraTuThreshold = m_picWidthInMb * m_picHeightInMb;
            m_rdoqIntraTuThreshold = MOS_MIN(m_rdoqIntraTuThreshold / 10, 0xffff);
        }
    }

    return eStatus;
}

void CodechalVdencHevcStateG11::SetStreaminDataPerLcu(
    PMHW_VDBOX_VDENC_STREAMIN_STATE_PARAMS streaminParams,
    void* streaminData)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;
    PCODECHAL_VDENC_HEVC_STREAMIN_STATE_G10 data = (PCODECHAL_VDENC_HEVC_STREAMIN_STATE_G10)streaminData;
    if (streaminParams->setQpRoiCtrl)
    {
        if (m_vdencNativeROIEnabled || m_brcAdaptiveRegionBoostEnable)
        {
            data->DW0.RoiCtrl = streaminParams->roiCtrl;
        }
        else
        {
            data->DW7.QpEnable = 0xf;
            data->DW14.ForceQp_0 = data->DW14.ForceQp_1 = data->DW14.ForceQp_2 = data->DW14.ForceQp_3 = streaminParams->forceQp;
        }
    }
    else
    {
        data->DW0.MaxTuSize = streaminParams->maxTuSize;
        data->DW0.MaxCuSize = streaminParams->maxCuSize;
        data->DW0.NumImePredictors = streaminParams->numImePredictors;
        data->DW0.PuTypeCtrl = streaminParams->puTypeCtrl;
        data->DW6.NumMergeCandidateCu64x64 = streaminParams->numMergeCandidateCu64x64;
        data->DW6.NumMergeCandidateCu32x32 = streaminParams->numMergeCandidateCu32x32;
        data->DW6.NumMergeCandidateCu16x16 = streaminParams->numMergeCandidateCu16x16;
        data->DW6.NumMergeCandidateCu8x8 = streaminParams->numMergeCandidateCu8x8;
    }
}

MOS_STATUS CodechalVdencHevcStateG11::AllocatePakResources()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    uint32_t mvt_size = MOS_ALIGN_CEIL(((m_frameWidth + 63) >> 6)*((m_frameHeight + 15) >> 4), 2) * CODECHAL_CACHELINE_SIZE;
    uint32_t mvtb_size = MOS_ALIGN_CEIL(((m_frameWidth + 31) >> 5)*((m_frameHeight + 31) >> 5), 2) * CODECHAL_CACHELINE_SIZE;
    m_sizeOfMvTemporalBuffer = MOS_MAX(mvt_size, mvtb_size);

    const uint32_t picWidthInMinLCU = MOS_ROUNDUP_DIVIDE(m_frameWidth, CODECHAL_HEVC_MIN_LCU_SIZE);        //assume smallest LCU to get max width
    const uint32_t picHeightInMinLCU = MOS_ROUNDUP_DIVIDE(m_frameHeight, CODECHAL_HEVC_MIN_LCU_SIZE);      //assume smallest LCU to get max height

    MHW_VDBOX_HCP_BUFFER_SIZE_PARAMS hcpBufSizeParam;
    MOS_ZeroMemory(&hcpBufSizeParam, sizeof(hcpBufSizeParam));
    hcpBufSizeParam.ucMaxBitDepth = m_bitDepth;
    hcpBufSizeParam.ucChromaFormat = m_chromaFormat;
    // We should move the buffer allocation to picture level if the size is dependent on LCU size
    hcpBufSizeParam.dwCtbLog2SizeY = 6; //assume Max LCU size
    hcpBufSizeParam.dwPicWidth = MOS_ALIGN_CEIL(m_frameWidth, MAX_LCU_SIZE);
    hcpBufSizeParam.dwPicHeight = MOS_ALIGN_CEIL(m_frameHeight, MAX_LCU_SIZE);

    MOS_ALLOC_GFXRES_PARAMS allocParamsForBufferLinear;
    MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
    allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
    allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
    allocParamsForBufferLinear.Format = Format_Buffer;

    // Deblocking Filter Row Store Scratch data surface
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_DBLK_LINE,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for Deblocking Filter Row Store Scratch Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "DeblockingScratchBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resDeblockingFilterRowStoreScratchBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate Deblocking Filter Row Store Scratch Buffer.");
        return eStatus;
    }

    // Deblocking Filter Tile Row Store Scratch data surface
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_DBLK_TILE_LINE,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for Deblocking Filter Tile Row Store Scratch Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "DeblockingTileRowScratchBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resDeblockingFilterTileRowStoreScratchBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate Deblocking Filter Tile Row Store Scratch Buffer.");
        return eStatus;
    }

    // Deblocking Filter Column Row Store Scratch data surface
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_DBLK_TILE_COL,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for Deblocking Filter Tile Column Store Scratch Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "DeblockingColumnScratchBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resDeblockingFilterColumnRowStoreScratchBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate Deblocking Filter Tile Column Row Store Scratch Buffer.");
        return eStatus;
    }

    // Metadata Line buffer
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_META_LINE,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for Metadata Line Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "MetadataLineBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resMetadataLineBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate Metadata Line Buffer.");
        return eStatus;
    }

    // Metadata Tile Line buffer
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_META_TILE_LINE,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for Metadata Tile Line Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "MetadataTileLineBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resMetadataTileLineBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate Metadata Tile Line Buffer.");
        return eStatus;
    }

    // Metadata Tile Column buffer
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_META_TILE_COL,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for Metadata Tile Column Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "MetadataTileColumnBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resMetadataTileColumnBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate Metadata Tile Column Buffer.");
        return eStatus;
    }

    // SAO Line buffer
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_SAO_LINE,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for SAO Line Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "SaoLineBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resSaoLineBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate SAO Line Buffer.");
        return eStatus;
    }

    // SAO Tile Line buffer
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_SAO_TILE_LINE,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for SAO Tile Line Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "SaoTileLineBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resSaoTileLineBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate SAO Tile Line Buffer.");
        return eStatus;
    }

    // SAO Tile Column buffer
    eStatus = (MOS_STATUS)m_hcpInterface->GetHevcBufferSize(
        MHW_VDBOX_HCP_INTERNAL_BUFFER_SAO_TILE_COL,
        &hcpBufSizeParam);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to get the size for SAO Tile Column Buffer.");
        return eStatus;
    }

    allocParamsForBufferLinear.dwBytes = hcpBufSizeParam.dwBufferSize;
    allocParamsForBufferLinear.pBufName = "SaoTileColumnBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resSaoTileColumnBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate SAO Tile Column Buffer.");
        return eStatus;
    }

    // Lcu ILDB StreamOut buffer
    // This is not enabled with HCP_PIPE_MODE_SELECT yet, placeholder here
    allocParamsForBufferLinear.dwBytes = CODECHAL_CACHELINE_SIZE;
    allocParamsForBufferLinear.pBufName = "LcuILDBStreamOutBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resLcuIldbStreamOutBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate LCU ILDB StreamOut Buffer.");
        return eStatus;
    }

    // Lcu Base Address buffer
    // HEVC Encoder Mode: Slice size is written to this buffer when slice size conformance is enabled.
    // 1 CL (= 16 DWs = 64 bytes) per slice * Maximum number of slices in a frame.
    // Align to page for HUC requirement
    uint32_t maxLcu = picWidthInMinLCU * picHeightInMinLCU;
    allocParamsForBufferLinear.dwBytes = MOS_ALIGN_CEIL(maxLcu * CODECHAL_CACHELINE_SIZE, CODECHAL_PAGE_SIZE);
    allocParamsForBufferLinear.pBufName = "LcuBaseAddressBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resLcuBaseAddressBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate LCU Base Address Buffer.");
        return eStatus;
    }

    // SAO StreamOut buffer
    uint32_t size = MOS_ALIGN_CEIL(picWidthInMinLCU, 4) * CODECHAL_HEVC_SAO_STRMOUT_SIZE_PERLCU;
    //extra added size to cover tile enabled case, per tile width aligned to 4.  20: max tile column No.   
    size += 3 * 20 * CODECHAL_HEVC_SAO_STRMOUT_SIZE_PERLCU;
    allocParamsForBufferLinear.dwBytes = size;
    allocParamsForBufferLinear.pBufName = "SaoStreamOutBuffer";

    eStatus = (MOS_STATUS)m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resSaoStreamOutBuffer);

    if (eStatus != MOS_STATUS_SUCCESS)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Failed to allocate SAO StreamOut Buffer.");
        return eStatus;
    }

    MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
    allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
    allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
    allocParamsForBufferLinear.Format = Format_Buffer;

    // Allocate Frame Statistics Streamout Data Destination Buffer. DW98-100 in HCP PipeBufAddr command
    size = MOS_ALIGN_CEIL(m_sizeOfHcpPakFrameStats * m_maxTileNumber, CODECHAL_PAGE_SIZE);  //Each tile has 8 cache size bytes of data, Align to page is HuC requirement
    allocParamsForBufferLinear.dwBytes = size;
    allocParamsForBufferLinear.pBufName = "FrameStatStreamOutBuffer";

    CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_resFrameStatStreamOutBuffer),
        "Failed to create VDENC FrameStatStreamOutBuffer Buffer");

    // PAK Statistics buffer
    size = MOS_ALIGN_CEIL(m_vdencBrcPakStatsBufferSize, CODECHAL_PAGE_SIZE);
    CODECHAL_ENCODE_CHK_NULL_RETURN(m_allocator->AllocateResource(
        m_standard, size, 1, pakStats, "pakStats"));

    // Slice Count buffer 1 DW = 4 Bytes
    allocParamsForBufferLinear.dwBytes = MOS_ALIGN_CEIL(4, CODECHAL_CACHELINE_SIZE);
    allocParamsForBufferLinear.pBufName = "Slice Count Buffer";

    CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_sliceCountBuffer),
        "Failed to create VDENC Slice Count Buffer");

    // VDEncMode Timer buffer 1 DW = 4 Bytes
    allocParamsForBufferLinear.dwBytes = MOS_ALIGN_CEIL(4, CODECHAL_CACHELINE_SIZE);
    allocParamsForBufferLinear.pBufName = "VDEncMode Timer Buffer";

    CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
        m_osInterface,
        &allocParamsForBufferLinear,
        &m_vdencModeTimerBuffer),
        "Failed to create VDEncMode Timer Buffer");

    uint32_t frameWidthInCus = CODECHAL_GET_WIDTH_IN_BLOCKS(m_frameWidth, CODECHAL_HEVC_MIN_CU_SIZE);
    uint32_t frameHeightInCus = CODECHAL_GET_WIDTH_IN_BLOCKS(m_frameHeight, CODECHAL_HEVC_MIN_CU_SIZE);
    uint32_t frameWidthInLcus = CODECHAL_GET_WIDTH_IN_BLOCKS(m_frameWidth, CODECHAL_HEVC_MAX_LCU_SIZE_G10);
    uint32_t frameHeightInLcus = CODECHAL_GET_WIDTH_IN_BLOCKS(m_frameHeight, CODECHAL_HEVC_MAX_LCU_SIZE_G10);

    // PAK CU Level Streamout Data:   DW57-59 in HCP pipe buffer address command
    // One CU has 16-byte. But, each tile needs to be aliged to the cache line
    size = MOS_ALIGN_CEIL(frameWidthInCus * frameHeightInCus * 16, CODECHAL_CACHELINE_SIZE);
    allocParamsForBufferLinear.dwBytes = size;
    allocParamsForBufferLinear.pBufName = "PAK CU Level Streamout Data";

    CODECHAL_ENCODE_CHK_STATUS_RETURN((MOS_STATUS)m_osInterface->pfnAllocateResource(
                                                      m_osInterface,
                                                      &allocParamsForBufferLinear,
                                                      &m_resPakcuLevelStreamoutData.sResource));
                                                      m_resPakcuLevelStreamoutData.dwSize = size;
    CODECHAL_ENCODE_VERBOSEMESSAGE("first allocate cu steam out buffer, size=0x%x.\n", size);

    // these 2 buffers are not used so far, but put the correct size calculation here
    // PAK CU Level Streamout Data:   DW57-59 in HCP pipe buffer address command
    // One CU has 16-byte. But, each tile needs to be aliged to the cache line
    size = MOS_ALIGN_CEIL(frameWidthInCus * frameHeightInCus * 16, CODECHAL_CACHELINE_SIZE);

    // PAK Slice Level Streamut Data. DW60-DW62 in HCP pipe buffer address command
    // one LCU has one cache line. Use CU as LCU during creation
    size = frameWidthInLcus * frameHeightInLcus * CODECHAL_CACHELINE_SIZE;

    MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
    allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
    allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
    allocParamsForBufferLinear.Format = Format_Buffer;

    // Allocate SSE Source Pixel Row Store Buffer
    m_sizeOfSseSrcPixelRowStoreBufferPerLcu = CODECHAL_CACHELINE_SIZE * (4 + 4) << 1;
    allocParamsForBufferLinear.dwBytes      = m_sizeOfSseSrcPixelRowStoreBufferPerLcu * (m_widthAlignedMaxLcu + 3);
    allocParamsForBufferLinear.pBufName = "SseSrcPixelRowStoreBuffer";

    CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                                                  m_osInterface,
                                                  &allocParamsForBufferLinear,
                                                  &m_resSseSrcPixelRowStoreBuffer),
        "Failed to create SseSrcPixelRowStoreBuffer");

    //HCP scalability Sync buffer
    allocParamsForBufferLinear.dwBytes = CODECHAL_HEVC_MAX_NUM_HCP_PIPE * CODECHAL_CACHELINE_SIZE;
    allocParamsForBufferLinear.pBufName = "GEN11 HCP scalability Sync buffer ";

    CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                                                  m_osInterface,
                                                  &allocParamsForBufferLinear,
                                                  &m_resHcpScalabilitySyncBuffer.sResource),
        "Failed to create GEN11 HCP scalability Sync Buffer");

    // create the tile coding state parameters
    m_tileParams = (PMHW_VDBOX_HCP_TILE_CODING_PARAMS_G11)MOS_AllocAndZeroMemory(
        sizeof(MHW_VDBOX_HCP_TILE_CODING_PARAMS_G11)* m_maxTileNumber);

    if (m_enableHWSemaphore)
    {
        // Create the HW sync objects which will be used by each reference frame and BRC in GEN11
        allocParamsForBufferLinear.dwBytes = sizeof(uint32_t);
        allocParamsForBufferLinear.pBufName = "SemaphoreMemory";

        MOS_LOCK_PARAMS lockFlagsWriteOnly;
        MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
        lockFlagsWriteOnly.WriteOnly = 1;

        uint32_t* data = nullptr;

        for (auto i = 0; i < CODECHAL_GET_ARRAY_LENGTH(m_refSync); i++)
        {
            CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                                                          m_osInterface,
                                                          &allocParamsForBufferLinear,
                                                          &m_refSync[i].resSemaphoreMem.sResource),
                "Failed to create HW Semaphore Memory.");
            m_refSync[i].resSemaphoreMem.dwSize = allocParamsForBufferLinear.dwBytes;

            CODECHAL_ENCODE_CHK_NULL_RETURN(data = (uint32_t *)m_osInterface->pfnLockResource(
                                                m_osInterface,
                                                &m_refSync[i].resSemaphoreMem.sResource,
                                                &lockFlagsWriteOnly));

            *data = 1;

            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnUnlockResource(
                m_osInterface,
                &m_refSync[i].resSemaphoreMem.sResource));
        }

    }

    // create the HW semaphore buffer to sync up between VDBOXes. This is used to WA HW internal lock issue
    if (m_enableVdBoxHWSemaphore)
    {
        allocParamsForBufferLinear.dwBytes = sizeof(uint32_t);
        allocParamsForBufferLinear.pBufName = "VDBOX SemaphoreMemory";

        MOS_LOCK_PARAMS lockFlagsWriteOnly;
        MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
        lockFlagsWriteOnly.WriteOnly = 1;

        uint32_t* data = nullptr;

        for (auto i = 0; i < CODECHAL_GET_ARRAY_LENGTH(m_resVdBoxSemaphoreMem); i++)
        {
            CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                                                          m_osInterface,
                                                          &allocParamsForBufferLinear,
                                                          &m_resVdBoxSemaphoreMem[i].sResource),
                "Failed to create VDBOX HW Semaphore Memory.");

            CODECHAL_ENCODE_CHK_NULL_RETURN(data = (uint32_t *)m_osInterface->pfnLockResource(
                                                m_osInterface,
                                                &m_resVdBoxSemaphoreMem[i].sResource,
                                                &lockFlagsWriteOnly));

            *data = 1;

            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnUnlockResource(
                m_osInterface,
                &m_resVdBoxSemaphoreMem[i].sResource));
        }
    }

    uint32_t* data = nullptr;
    MOS_LOCK_PARAMS lockFlagsWriteOnly;
    MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
    lockFlagsWriteOnly.WriteOnly = 1;

    allocParamsForBufferLinear.dwBytes = sizeof(uint32_t);
    allocParamsForBufferLinear.pBufName = "Pipe Start SemaphoreMemory";

    CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                                                  m_osInterface,
                                                  &allocParamsForBufferLinear,
                                                  &m_resPipeStartSemaMem),
        "Cannot create Scalability pipe start sync HW semaphore.");

    CODECHAL_ENCODE_CHK_NULL_RETURN(data = (uint32_t *)m_osInterface->pfnLockResource(
                                        m_osInterface,
                                        &m_resPipeStartSemaMem,
                                        &lockFlagsWriteOnly));

    *data = 0;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnUnlockResource(
        m_osInterface,
        &m_resPipeStartSemaMem));


    // SyncSemaMem
    data                                = nullptr;
    allocParamsForBufferLinear.dwBytes  = sizeof(uint32_t);
    allocParamsForBufferLinear.pBufName = "SyncSemaphoreMemory";

    CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                                                  m_osInterface,
                                                  &allocParamsForBufferLinear,
                                                  &m_resSyncSemaMem),
        "Cannot create sync HW semaphore.");

    CODECHAL_ENCODE_CHK_NULL_RETURN(data = (uint32_t *)m_osInterface->pfnLockResource(
                                        m_osInterface,
                                        &m_resSyncSemaMem,
                                        &lockFlagsWriteOnly));

    *data = 0;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnUnlockResource(
        m_osInterface,
        &m_resSyncSemaMem));


    data                                = nullptr;
    allocParamsForBufferLinear.dwBytes  = sizeof(uint32_t);
    allocParamsForBufferLinear.pBufName = "BrcPakSemaphoreMemory";

    CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                                                  m_osInterface,
                                                  &allocParamsForBufferLinear,
                                                  &m_resBrcPakSemaphoreMem.sResource),
        "Failed to create BRC PAK Semaphore Memory.");

    CODECHAL_ENCODE_CHK_NULL_RETURN(data = (uint32_t *)m_osInterface->pfnLockResource(
                                        m_osInterface,
                                        &m_resBrcPakSemaphoreMem.sResource,
                                        &lockFlagsWriteOnly));

    *data = 0;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnUnlockResource(
        m_osInterface,
        &m_resBrcPakSemaphoreMem.sResource));

    if (m_hucPakStitchEnabled)
    {
        uint8_t* data;

        // Pak stitch DMEM
        allocParamsForBufferLinear.dwBytes = MOS_ALIGN_CEIL(sizeof(HucPakStitchDmemVdencG11), CODECHAL_CACHELINE_SIZE);
        allocParamsForBufferLinear.pBufName = "PAK Stitch Dmem Buffer";
        auto numOfPasses = CODECHAL_VDENC_BRC_NUM_OF_PASSES;
        for (auto k = 0; k < CODECHAL_ENCODE_RECYCLED_BUFFER_NUM; k++)
        {
            for (auto i = 0; i < numOfPasses; i++)
            {
                CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(
                    m_osInterface->pfnAllocateResource(
                        m_osInterface,
                        &allocParamsForBufferLinear,
                        &m_resHucPakStitchDmemBuffer[k][i]),
                    "Failed to allocate PAK Stitch Dmem Buffer.");

                MOS_LOCK_PARAMS lockFlagsWriteOnly;
                MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
                lockFlagsWriteOnly.WriteOnly = 1;

                data = (uint8_t*)m_osInterface->pfnLockResource(
                    m_osInterface,
                    &m_resHucPakStitchDmemBuffer[k][i],
                    &lockFlagsWriteOnly);

                CODECHAL_ENCODE_CHK_NULL_RETURN(data);

                MOS_ZeroMemory(
                    data,
                    allocParamsForBufferLinear.dwBytes);

                m_osInterface->pfnUnlockResource(m_osInterface, &m_resHucPakStitchDmemBuffer[k][i]);
            }
        }

        // BRC Data Buffer
        allocParamsForBufferLinear.dwBytes = MOS_ALIGN_CEIL(CODECHAL_CACHELINE_SIZE, CODECHAL_PAGE_SIZE);
        allocParamsForBufferLinear.pBufName = "BRC Data Buffer";

        CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(
            m_osInterface->pfnAllocateResource(
                m_osInterface,
                &allocParamsForBufferLinear,
                &m_resBrcDataBuffer),
            "Failed to allocate BRC Data Buffer Buffer.");

        MOS_LOCK_PARAMS lockFlags;
        MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
        lockFlags.WriteOnly = 1;

        data = (uint8_t*)m_osInterface->pfnLockResource(
            m_osInterface,
            &m_resBrcDataBuffer,
            &lockFlags);

        CODECHAL_ENCODE_CHK_NULL_RETURN(data);

        MOS_ZeroMemory(
            data,
            allocParamsForBufferLinear.dwBytes);

        m_osInterface->pfnUnlockResource(m_osInterface, &m_resBrcDataBuffer);
    }

    if (m_numDelay)
    {
        allocParamsForBufferLinear.dwBytes = sizeof(uint32_t);
        allocParamsForBufferLinear.pBufName = "DelayMinusMemory";

        CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
            m_osInterface,
            &allocParamsForBufferLinear,
            &m_resDelayMinus), "Failed to allocate delay minus memory.");

        uint8_t* data;
        MOS_LOCK_PARAMS lockFlags;
        MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
        lockFlags.WriteOnly = 1;
        data = (uint8_t*)m_osInterface->pfnLockResource(
            m_osInterface,
            &m_resDelayMinus,
            &lockFlags);

        CODECHAL_ENCODE_CHK_NULL_RETURN(data);

        MOS_ZeroMemory(data, sizeof(uint32_t));

        m_osInterface->pfnUnlockResource(m_osInterface, &m_resDelayMinus);
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::FreePakResources()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    m_osInterface->pfnFreeResource(m_osInterface, &m_resSseSrcPixelRowStoreBuffer);
    m_osInterface->pfnFreeResource(m_osInterface, &m_resHcpScalabilitySyncBuffer.sResource);
    m_osInterface->pfnFreeResource(m_osInterface, &m_resPakcuLevelStreamoutData.sResource);

    for (auto i = 0; i < CODECHAL_GET_ARRAY_LENGTH(m_resTileBasedStatisticsBuffer); i++)
    {
        m_osInterface->pfnFreeResource(m_osInterface, &m_resTileBasedStatisticsBuffer[i].sResource);
    }
    for (auto i = 0; i < CODECHAL_GET_ARRAY_LENGTH(m_tileRecordBuffer); i++)
    {
        m_osInterface->pfnFreeResource(m_osInterface, &m_tileRecordBuffer[i].sResource);
    }
    m_osInterface->pfnFreeResource(m_osInterface, &m_resHuCPakAggregatedFrameStatsBuffer.sResource);

    MOS_FreeMemory(m_tileParams);

    // command buffer for VE, allocated in MOS_STATUS CodechalEncodeHevcBase::VerifyCommandBufferSize()
    for (auto i = 0; i < CODECHAL_NUM_UNCOMPRESSED_SURFACE_HEVC; i++)
    {
        for (auto j = 0; j < CODECHAL_HEVC_MAX_NUM_HCP_PIPE; j++)
        {
            for (auto k = 0; k < CODECHAL_HEVC_MAX_NUM_BRC_PASSES; k++)
            {
                PMOS_COMMAND_BUFFER cmdBuffer = &m_veBatchBuffer[i][j][k];

                if (!Mos_ResourceIsNull(&cmdBuffer->OsResource))
                {
                    if (cmdBuffer->pCmdBase)
                    {
                        m_osInterface->pfnUnlockResource(m_osInterface, &cmdBuffer->OsResource);
                    }
                    m_osInterface->pfnFreeResource(m_osInterface, &cmdBuffer->OsResource);
                }
            }
        }
    }

    for (auto i = 0; i < CODECHAL_GET_ARRAY_LENGTH(m_refSync); i++)
    {
        auto sync = &m_refSync[i];

        if (!Mos_ResourceIsNull(&sync->resSyncObject))
        {
            // if this object has been signaled before, we need to wait to ensure singal-wait is in pair.
            if (sync->uiSemaphoreObjCount || sync->bInUsed)
            {
                MOS_SYNC_PARAMS syncParams = g_cInitSyncParams;
                syncParams.GpuContext = m_renderContext;
                syncParams.presSyncResource = &sync->resSyncObject;
                syncParams.uiSemaphoreCount = sync->uiSemaphoreObjCount;
                m_osInterface->pfnEngineWait(m_osInterface, &syncParams);
            }
        }
        m_osInterface->pfnFreeResource(m_osInterface, &sync->resSemaphoreMem.sResource);
    }
    m_osInterface->pfnFreeResource(m_osInterface, &m_resBrcPakSemaphoreMem.sResource);
    m_osInterface->pfnFreeResource(m_osInterface, &m_resPipeStartSemaMem);
    m_osInterface->pfnFreeResource(m_osInterface, &m_resSyncSemaMem);

    for (uint32_t i = 0; i < CODECHAL_GET_ARRAY_LENGTH(m_resVdBoxSemaphoreMem); i++)
    {
        m_osInterface->pfnFreeResource(m_osInterface, &m_resVdBoxSemaphoreMem[i].sResource);
    }

    if (m_hucPakStitchEnabled)
    {
        m_osInterface->pfnFreeResource(m_osInterface, &m_resBrcDataBuffer);
        auto numOfPasses = CODECHAL_VDENC_BRC_NUM_OF_PASSES;
        for (auto k = 0; k < CODECHAL_ENCODE_RECYCLED_BUFFER_NUM; k++)
        {
            for (auto i = 0; i < numOfPasses; i++)
            {
                m_osInterface->pfnFreeResource(m_osInterface, &m_resHucPakStitchDmemBuffer[k][i]);
            }
        }
    }

    if (m_numDelay)
    {
        m_osInterface->pfnFreeResource(m_osInterface, &m_resDelayMinus);
    }

    return CodechalVdencHevcState::FreePakResources();
}

MOS_STATUS CodechalVdencHevcStateG11::AllocateEncResources()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::AllocateEncResources());

     if (m_hmeSupported)
    {
         HmeParams hmeParams;

        MOS_ZeroMemory(&hmeParams, sizeof(hmeParams));
        hmeParams.b4xMeDistortionBufferSupported = true;
        hmeParams.ps16xMeMvDataBuffer            = &m_s16XMeMvDataBuffer;
        hmeParams.ps32xMeMvDataBuffer            = &m_s32XMeMvDataBuffer;
        hmeParams.ps4xMeDistortionBuffer         = &m_s4XMeDistortionBuffer;
        hmeParams.ps4xMeMvDataBuffer             = &m_s4XMeMvDataBuffer;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(AllocateResources4xME(&hmeParams));
        CODECHAL_ENCODE_CHK_STATUS_RETURN(AllocateResources16xME(&hmeParams));
        CODECHAL_ENCODE_CHK_STATUS_RETURN(AllocateResources32xME(&hmeParams));
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::FreeEncResources()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;
    // Free ME resources
    HmeParams hmeParams;

    MOS_ZeroMemory(&hmeParams, sizeof(hmeParams));
    hmeParams.ps16xMeMvDataBuffer    = &m_s16XMeMvDataBuffer;
    hmeParams.ps32xMeMvDataBuffer    = &m_s32XMeMvDataBuffer;
    hmeParams.ps4xMeDistortionBuffer = &m_s4XMeDistortionBuffer;
    hmeParams.ps4xMeMvDataBuffer     = &m_s4XMeMvDataBuffer;
    DestroyMEResources(&hmeParams);

    return CodechalVdencHevcState::FreeEncResources();
}

MOS_STATUS CodechalVdencHevcStateG11::AllocateBrcResources()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::AllocateBrcResources());
    // initiate allocation paramters and lock flags
    MOS_ALLOC_GFXRES_PARAMS allocParamsForBufferLinear;
    MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
    allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
    allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
    allocParamsForBufferLinear.Format = Format_Buffer;
    // VDEnc Group3 batch buffer (input for HuC FW)
    allocParamsForBufferLinear.dwBytes = MOS_ALIGN_CEIL(m_hwInterface->m_vdencGroup3BatchBufferSize, CODECHAL_PAGE_SIZE);
    allocParamsForBufferLinear.pBufName = "VDENC Group3 Batch Buffer";

    for (auto k = 0; k < CODECHAL_ENCODE_RECYCLED_BUFFER_NUM; k++)
    {
        for (auto i = 0; i < CODECHAL_VDENC_BRC_NUM_OF_PASSES; i++)
        {
            CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                m_osInterface,
                &allocParamsForBufferLinear,
                &m_vdencGroup3BatchBuffer[k][i]),
                "Failed to allocate VDENC Group 3 Batch Buffer");
        }
    }
    return MOS_STATUS_SUCCESS;
}

MOS_STATUS CodechalVdencHevcStateG11::FreeBrcResources()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::FreeBrcResources());

    for (auto k = 0; k < CODECHAL_ENCODE_RECYCLED_BUFFER_NUM; k++)
    {
        for (auto i = 0; i < CODECHAL_VDENC_BRC_NUM_OF_PASSES; i++)
        {
            m_osInterface->pfnFreeResource(m_osInterface, &m_vdencGroup3BatchBuffer[k][i]);
        }
    }
    return MOS_STATUS_SUCCESS;
}

MOS_STATUS CodechalVdencHevcStateG11::InitializePicture(const EncoderParams& params)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    // common initilization
    return CodechalVdencHevcState::InitializePicture(params);
}

MOS_STATUS CodechalVdencHevcStateG11::SetPictureStructs()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::SetPictureStructs());

    if ((uint8_t)HCP_CHROMA_FORMAT_YUV422 == m_chromaFormat &&
        (uint8_t)HCP_CHROMA_FORMAT_YUV422 == m_outputChromaFormat)
    {
        if (Format_YUY2 != m_reconSurface.Format)
        {
            eStatus = MOS_STATUS_INVALID_PARAMETER;
            CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(eStatus, "Recon surface format is not correct!");
        }
        else if (m_reconSurface.dwHeight < m_oriFrameHeight * 2 ||
            m_reconSurface.dwWidth < m_oriFrameWidth / 2)
        {
            eStatus = MOS_STATUS_INVALID_PARAMETER;
            CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(eStatus, "Recon surface allocation size is not correct!");
        }
        else
        {
            // update Recon surface to Variant format
            CodechalEncodeHevcBase::UpdateYUY2SurfaceInfo(&m_reconSurface, m_is10BitHevc);
        }
    }

    return eStatus;
}

CodechalVdencHevcStateG11::~CodechalVdencHevcStateG11()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    if (m_scalabilityState)
    {
        MOS_FreeMemAndSetNull(m_scalabilityState);
    }
    //Note: virtual engine interface destroy is done in MOS layer

    CODECHAL_DEBUG_TOOL(
        DestroyHevcPar();
        MOS_Delete(m_encodeParState);
    )
    return;
}

MOS_STATUS CodechalVdencHevcStateG11::GetStatusReport(
    EncodeStatus *encodeStatus,
    EncodeStatusReport *encodeStatusReport)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(encodeStatus);
    CODECHAL_ENCODE_CHK_NULL_RETURN(encodeStatusReport);

    CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(DumpVdencOutputs()));

    if (encodeStatusReport->UsedVdBoxNumber <= 1)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::GetStatusReport(encodeStatus, encodeStatusReport));
        return eStatus;
    }

    // In case of CQP, PAK integration kernel is not called, so used tile size record from HW
    PCODECHAL_ENCODE_BUFFER tileSizeStatusReport = &m_tileRecordBuffer[encodeStatusReport->CurrOriginalPic.FrameIdx];

    MOS_LOCK_PARAMS lockFlags;
    MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
    lockFlags.ReadOnly = 1;
    HCPPakHWTileSizeRecord_G11* tileStatusReport = (HCPPakHWTileSizeRecord_G11*)m_osInterface->pfnLockResource(
        m_osInterface,
        &tileSizeStatusReport->sResource,
        &lockFlags);
    CODECHAL_ENCODE_CHK_NULL_RETURN(tileStatusReport);

    encodeStatusReport->CodecStatus = CODECHAL_STATUS_SUCCESSFUL;
    encodeStatusReport->PanicMode = false;
    encodeStatusReport->AverageQp = 0;
    encodeStatusReport->QpY = 0;
    encodeStatusReport->SuggestedQpYDelta = 0;
    encodeStatusReport->NumberPasses = 1;
    encodeStatusReport->bitstreamSize = 0;
    encodeStatus->ImageStatusCtrlOfLastBRCPass.hcpCumulativeFrameDeltaQp = 0;
    encodeStatusReport->NumberSlices = 0;

    uint32_t* sliceSize = nullptr;

    // pSliceSize is set/ allocated only when dynamic slice is enabled. Cannot use SSC flag here, as it is an asynchronous call
    if (encodeStatus->sliceReport.pSliceSize)
    {
        sliceSize = (uint32_t*)m_osInterface->pfnLockResource(m_osInterface, encodeStatus->sliceReport.pSliceSize, &lockFlags);
        CODECHAL_ENCODE_CHK_NULL_RETURN(sliceSize);
    }

    uint32_t totalCU = 0, sliceCount = 0;
    double sumQp = 0.0;
    for (uint32_t i = 0; i < encodeStatusReport->NumberTilesInFrame; i++)
    {
        if (tileStatusReport[i].Length == 0)
        {
            encodeStatusReport->CodecStatus = CODECHAL_STATUS_INCOMPLETE;
            return eStatus;
        }

        encodeStatusReport->bitstreamSize += tileStatusReport[i].Length;
        totalCU += (m_tileParams[i].TileHeightInMinCbMinus1 + 1) * (m_tileParams[i].TileWidthInMinCbMinus1 + 1);
        sumQp += tileStatusReport[i].Hcp_Qp_Status_Count;

        if (sliceSize)
        {
            encodeStatusReport->pSliceSizes   = (uint16_t*)sliceSize;
            encodeStatusReport->NumberSlices += (uint8_t)tileStatusReport[i].Hcp_Slice_Count_Tile;
            uint16_t prevCumulativeSliceSize  = 0;
            // HW writes out a DW for each slice size. Copy in place the DW into 16bit fields expected by App
            for (uint32_t idx = 0; idx < tileStatusReport[i].Hcp_Slice_Count_Tile; idx++)
            {
                // PAK output the sliceSize at 16DW intervals. 
                CODECHAL_ENCODE_CHK_NULL_RETURN(&sliceSize[sliceCount * 16]);

                //convert cummulative slice size to individual, first slice may have PPS/SPS,
                uint32_t CurrAccumulatedSliceSize           = sliceSize[sliceCount * 16];
                encodeStatusReport->pSliceSizes[sliceCount] = CurrAccumulatedSliceSize - prevCumulativeSliceSize;
                prevCumulativeSliceSize += encodeStatusReport->pSliceSizes[sliceCount];
                sliceCount++;
            }
        }
    }

    if (sliceSize)
    {
        encodeStatusReport->SizeOfSliceSizesBuffer  = sizeof(uint16_t) * encodeStatusReport->NumberSlices;
        encodeStatusReport->SliceSizeOverflow       = (encodeStatus->sliceReport.SliceSizeOverflow >> 16) & 1;
        m_osInterface->pfnUnlockResource(m_osInterface, encodeStatus->sliceReport.pSliceSize);
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CalculatePSNR(encodeStatus, encodeStatusReport));

    if (encodeStatusReport->bitstreamSize == 0 ||
        encodeStatusReport->bitstreamSize >m_bitstreamUpperBound)
    {
        encodeStatusReport->CodecStatus = CODECHAL_STATUS_ERROR;
        encodeStatusReport->bitstreamSize = 0;
        return MOS_STATUS_INVALID_FILE_SIZE;
    }

    if (totalCU != 0)
    {
        encodeStatusReport->QpY = encodeStatusReport->AverageQp =
            (uint8_t)((sumQp / (double)totalCU) / 4.0); // due to TU is 4x4 and there are 4 TUs in one CU
    }
    else
    {
        return MOS_STATUS_INVALID_PARAMETER;
    }

    if (m_enableTileStitchByHW)
    {
        // clean-up the tile status report buffer
        MOS_ZeroMemory(tileStatusReport, sizeof(tileStatusReport[0]) * encodeStatusReport->NumberTilesInFrame);
        m_osInterface->pfnUnlockResource(m_osInterface, &tileSizeStatusReport->sResource);
        return eStatus;
    }

    uint8_t *tempBsBuffer = nullptr, *bufPtr = nullptr;
    tempBsBuffer = bufPtr = (uint8_t*)MOS_AllocAndZeroMemory(encodeStatusReport->bitstreamSize);
    CODECHAL_ENCODE_CHK_NULL_RETURN(tempBsBuffer);

    PCODEC_REF_LIST currRefList = encodeStatus->encodeStatusReport.pCurrRefList;
    MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
    lockFlags.ReadOnly = 1;
    uint8_t* bitstream = (uint8_t*)m_osInterface->pfnLockResource(
        m_osInterface,
        &currRefList->resBitstreamBuffer,
        &lockFlags);
    CODECHAL_ENCODE_CHK_NULL_RETURN(bitstream);

    for (uint32_t i = 0; i < encodeStatusReport->NumberTilesInFrame; i++)
    {
        uint32_t offset = m_tileParams[i].BitstreamByteOffset * CODECHAL_CACHELINE_SIZE;
        uint32_t len = tileStatusReport[i].Length;

        MOS_SecureMemcpy(bufPtr, len, &bitstream[offset], len);
        bufPtr += len;
    }

    MOS_SecureMemcpy(bitstream, encodeStatusReport->bitstreamSize, tempBsBuffer, encodeStatusReport->bitstreamSize);
    MOS_ZeroMemory(&bitstream[encodeStatusReport->bitstreamSize],m_bitstreamUpperBound - encodeStatusReport->bitstreamSize);

    if (bitstream)
    {
        m_osInterface->pfnUnlockResource(m_osInterface, &currRefList->resBitstreamBuffer);
    }

    MOS_FreeMemory(tempBsBuffer);

    if (tileStatusReport)
    {
        // clean-up the tile status report buffer
        MOS_ZeroMemory(tileStatusReport, sizeof(tileStatusReport[0]) * encodeStatusReport->NumberTilesInFrame);

        m_osInterface->pfnUnlockResource(m_osInterface, &tileSizeStatusReport->sResource);
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::UserFeatureKeyReport()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::UserFeatureKeyReport());

#if (_DEBUG || _RELEASE_INTERNAL)
    CodecHalEncode_WriteKey64(__MEDIA_USER_FEATURE_VALUE_HEVC_ENCODE_ENABLE_VE_DEBUG_OVERRIDE, m_kmdVeOveride.Value, m_osInterface->pOsContext);
    CodecHalEncode_WriteKey(__MEDIA_USER_FEATURE_VALUE_ENCODE_USED_VDBOX_NUM_ID, m_numPipe, m_osInterface->pOsContext);
    CodecHalEncode_WriteKey(__MEDIA_USER_FEATURE_VALUE_ENABLE_ENCODE_VE_CTXSCHEDULING_ID, MOS_VE_CTXBASEDSCHEDULING_SUPPORTED(m_osInterface), m_osInterface->pOsContext);
#endif

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::EncodeKernelFunctions()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

#if defined(ENABLE_KERNELS) && !defined(_FULL_OPEN_SOURCE)
    CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpYUVSurface(
        m_rawSurfaceToEnc,
        CodechalDbgAttr::attrEncodeRawInputSurface,
        "SrcSurf")));
    auto singleTaskPhaseSupported = m_singleTaskPhaseSupported;    // local variable to save current setting before overwriting

    if (m_16xMeSupported)
    {
        m_singleTaskPhaseSupported = false;

        CodechalEncodeCscDs::KernelParams cscScalingKernelParams;
        MOS_ZeroMemory(&cscScalingKernelParams, sizeof(cscScalingKernelParams));

        cscScalingKernelParams.bLastTaskInPhaseCSC  =
        cscScalingKernelParams.bLastTaskInPhase4xDS = false;
        cscScalingKernelParams.bLastTaskInPhase16xDS    = !(m_32xMeSupported || m_hmeEnabled);
        cscScalingKernelParams.bLastTaskInPhase32xDS    = !m_hmeEnabled;

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_cscDsState->SetHevcCscFlagAndRawColor());
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_cscDsState->KernelFunctions(&cscScalingKernelParams));
    }

    if (m_b16XMeEnabled)
    {
        if (m_b32XMeEnabled)
        {
            //HME_P kernel for 32xME
            CODECHAL_ENCODE_CHK_STATUS_RETURN(EncodeMeKernel(HME_LEVEL_32x));
        }
 
        //HME_P kernel for 16xME
        CODECHAL_ENCODE_CHK_STATUS_RETURN(EncodeMeKernel(HME_LEVEL_16x));
 
        //StreamIn kernel, 4xME
        CODECHAL_ENCODE_CHK_STATUS_RETURN(EncodeMeKernel(HME_LEVEL_4x));
    }

    // retrieve SingleTaskPhase setting (SAO will need STP enabled setting)
    m_singleTaskPhaseSupported = singleTaskPhaseSupported;

    CODECHAL_DEBUG_TOOL(
        if (m_hmeEnabled) {
            CODECHAL_ME_OUTPUT_PARAMS meOutputParams;

            MOS_ZeroMemory(&meOutputParams, sizeof(meOutputParams));
            meOutputParams.psMeMvBuffer            = &m_s4XMeMvDataBuffer;
            meOutputParams.psMeBrcDistortionBuffer = nullptr;
            meOutputParams.psMeDistortionBuffer    = &m_s4XMeDistortionBuffer;
            meOutputParams.b16xMeInUse = false;
            meOutputParams.b32xMeInUse = false;

            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpBuffer(
                &meOutputParams.psMeMvBuffer->OsResource,
                CodechalDbgAttr::attrOutput,
                "MvData",
                meOutputParams.psMeMvBuffer->dwHeight *meOutputParams.psMeMvBuffer->dwPitch,
                CodecHal_PictureIsBottomField(m_currOriginalPic) ? MOS_ALIGN_CEIL((m_downscaledWidthInMb4x * 32), 64) * (m_downscaledFrameFieldHeightInMb4x * 4) : 0,
                CODECHAL_MEDIA_STATE_4X_ME));

            //CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpBuffer(
            //    &meOutputParams.psMeBrcDistortionBuffer->OsResource,
            //    CodechalDbgAttr::attrOutput,
            //    "BrcDist",
            //    meOutputParams.psMeBrcDistortionBuffer->dwHeight *meOutputParams.psMeBrcDistortionBuffer->dwPitch,
            //    CodecHal_PictureIsBottomField(m_currOriginalPic) ? MOS_ALIGN_CEIL((m_downscaledWidthInMb4x * 8), 64) * MOS_ALIGN_CEIL((m_downscaledFrameFieldHeightInMb4x * 4), 8) : 0,
            //    CODECHAL_MEDIA_STATE_4X_ME));
            if (meOutputParams.psMeDistortionBuffer)
            {
                CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpBuffer(
                    &meOutputParams.psMeDistortionBuffer->OsResource,
                    CodechalDbgAttr::attrOutput,
                    "MeDist",
                    meOutputParams.psMeDistortionBuffer->dwHeight *meOutputParams.psMeDistortionBuffer->dwPitch,
                    CodecHal_PictureIsBottomField(m_currOriginalPic) ? MOS_ALIGN_CEIL((m_downscaledWidthInMb4x * 8), 64) * MOS_ALIGN_CEIL((m_downscaledFrameFieldHeightInMb4x * 4 * 10), 8) : 0,
                    CODECHAL_MEDIA_STATE_4X_ME));
            }
            if (m_b16XMeEnabled)
            {
                MOS_ZeroMemory(&meOutputParams, sizeof(meOutputParams));
                meOutputParams.psMeMvBuffer            = &m_s16XMeMvDataBuffer;
                meOutputParams.psMeBrcDistortionBuffer = nullptr;
                meOutputParams.psMeDistortionBuffer = nullptr;
                meOutputParams.b16xMeInUse = true;
                meOutputParams.b32xMeInUse = false;

                CODECHAL_ENCODE_CHK_STATUS_RETURN(
                    m_debugInterface->DumpBuffer(
                        &meOutputParams.psMeMvBuffer->OsResource,
                        CodechalDbgAttr::attrOutput,
                        "MvData",
                        meOutputParams.psMeMvBuffer->dwHeight *meOutputParams.psMeMvBuffer->dwPitch,
                        CodecHal_PictureIsBottomField(m_currOriginalPic) ? MOS_ALIGN_CEIL((m_downscaledWidthInMb16x * 32), 64) * (m_downscaledFrameFieldHeightInMb16x * 4) : 0,
                        CODECHAL_MEDIA_STATE_16X_ME));
            }
            if (m_b32XMeEnabled)
            {
                MOS_ZeroMemory(&meOutputParams, sizeof(meOutputParams));
                meOutputParams.psMeMvBuffer = &m_s32XMeMvDataBuffer;
                meOutputParams.psMeBrcDistortionBuffer = nullptr;
                meOutputParams.psMeDistortionBuffer = nullptr;
                meOutputParams.b16xMeInUse = false;
                meOutputParams.b32xMeInUse = true;

                CODECHAL_ENCODE_CHK_STATUS_RETURN(
                    m_debugInterface->DumpBuffer(
                        &meOutputParams.psMeMvBuffer->OsResource,
                        CodechalDbgAttr::attrOutput,
                        "MvData",
                        meOutputParams.psMeMvBuffer->dwHeight *meOutputParams.psMeMvBuffer->dwPitch,
                        CodecHal_PictureIsBottomField(m_currOriginalPic) ? MOS_ALIGN_CEIL((m_downscaledWidthInMb32x * 32), 64) * (m_downscaledFrameFieldHeightInMb32x * 4) : 0,
                        CODECHAL_MEDIA_STATE_32X_ME));
            }

            MOS_ZeroMemory(&meOutputParams, sizeof(meOutputParams));
            meOutputParams.pResVdenStreamInBuffer = &(m_resVdencStreamInBuffer[m_currRecycledBufIdx]);
            meOutputParams.psMeMvBuffer = &m_s4XMeMvDataBuffer;
            meOutputParams.psMeDistortionBuffer = &m_s4XMeDistortionBuffer;
            meOutputParams.b16xMeInUse = false;
            meOutputParams.bVdencStreamInInUse = true;
            if (m_vdencStreamInEnabled) {
                CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpBuffer(
                    &m_resVdencStreamInBuffer[m_currRecycledBufIdx],
                    CodechalDbgAttr::attrOutput,
                    "StreaminData",
                    m_picWidthInMb * m_picHeightInMb * CODECHAL_CACHELINE_SIZE,
                    0,
                    CODECHAL_MEDIA_STATE_ME_VDENC_STREAMIN));
            }
        })
#endif

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::ReadSliceSize(PMOS_COMMAND_BUFFER cmdBuffer)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    // Use FrameStats buffer if in single pipe mode.
    if (m_numPipe == 1)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::ReadSliceSize(cmdBuffer));
        return eStatus;
    }

    // Report slice size to app only when dynamic scaling is enabled
    if (!m_hevcSeqParams->SliceSizeControl)
    {
        return eStatus;
    }

    // In multi-tile multi-pipe mode, use PAK integration kernel output
    // PAK integration kernel accumulates frame statistics across tiles, which should be used to setup slice size report
    MOS_LOCK_PARAMS lockFlags;
    MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
    lockFlags.WriteOnly = true;

    uint32_t baseOffset = (m_encodeStatusBuf.wCurrIndex * m_encodeStatusBuf.dwReportSize + sizeof(uint32_t) * 2);  // encodeStatus is offset by 2 DWs in the resource
    uint32_t sizeOfSliceSizesBuffer = MOS_ALIGN_CEIL(m_numLcu * CODECHAL_CACHELINE_SIZE, CODECHAL_PAGE_SIZE);

    if (IsFirstPipe())
    {
        if (IsFirstPass())
        {
            // Create/ Initialize slice report buffer once per frame, to be used across passes
            if (Mos_ResourceIsNull(&m_resSliceReport[m_encodeStatusBuf.wCurrIndex]))
            {
                MOS_ALLOC_GFXRES_PARAMS allocParamsForBufferLinear;
                MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
                allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
                allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
                allocParamsForBufferLinear.Format = Format_Buffer;
                allocParamsForBufferLinear.dwBytes = sizeOfSliceSizesBuffer;

                CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(m_osInterface->pfnAllocateResource(
                    m_osInterface,
                    &allocParamsForBufferLinear,
                    &m_resSliceReport[m_encodeStatusBuf.wCurrIndex]),
                    "Failed to create HEVC VDEnc Slice Report Buffer ");
            }

            // Clear slice size structure to be sent in EncodeStatusReport buffer
            uint8_t* data = (uint8_t*)m_osInterface->pfnLockResource(m_osInterface, &m_resSliceReport[m_encodeStatusBuf.wCurrIndex], &lockFlags);
            CODECHAL_ENCODE_CHK_NULL_RETURN(data);
            MOS_ZeroMemory(data, sizeOfSliceSizesBuffer);
            m_osInterface->pfnUnlockResource(m_osInterface, &m_resSliceReport[m_encodeStatusBuf.wCurrIndex]);

            // Set slice size pointer in slice size structure
            MHW_MI_FLUSH_DW_PARAMS  miFlushDwParams;
            MOS_ZeroMemory(&miFlushDwParams, sizeof(miFlushDwParams));
            miFlushDwParams.pOsResource      = &m_encodeStatusBuf.resStatusBuffer;
            miFlushDwParams.dwResourceOffset = CODECHAL_OFFSETOF(EncodeStatusSliceReport, pSliceSize) + baseOffset + m_encodeStatusBuf.dwSliceReportOffset;
            miFlushDwParams.dwDataDW1        = (uint32_t)((uint64_t)&m_resSliceReport[m_encodeStatusBuf.wCurrIndex] & 0xFFFFFFFF);
            miFlushDwParams.dwDataDW2        = (uint32_t)(((uint64_t)&m_resSliceReport[m_encodeStatusBuf.wCurrIndex] & 0xFFFFFFFF00000000) >> 32);
            miFlushDwParams.bQWordEnable     = 1;
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(
                cmdBuffer,
                &miFlushDwParams));
        }

        // Copy Slice size data buffer from PAK to be sent back to App
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CopyDataBlock(cmdBuffer,
            &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource,
            m_hevcTileStatsOffset.uiHevcSliceStreamout,
            &m_resSliceReport[m_encodeStatusBuf.wCurrIndex], 
            0,
            sizeOfSliceSizesBuffer));
            
        MHW_MI_COPY_MEM_MEM_PARAMS miCpyMemMemParams;
        MOS_ZeroMemory(&miCpyMemMemParams, sizeof(MHW_MI_COPY_MEM_MEM_PARAMS));
        miCpyMemMemParams.presSrc       = &m_resHuCPakAggregatedFrameStatsBuffer.sResource; // Slice size overflow is in m_resFrameStatStreamOutBuffer DW0[16]
        miCpyMemMemParams.dwSrcOffset   = m_hevcFrameStatsOffset.uiHevcPakStatistics;
        miCpyMemMemParams.presDst       = &m_encodeStatusBuf.resStatusBuffer;
        miCpyMemMemParams.dwDstOffset   = baseOffset + m_encodeStatusBuf.dwSliceReportOffset;     // Slice size overflow is at DW0 EncodeStatusSliceReport
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiCopyMemMemCmd(cmdBuffer, &miCpyMemMemParams));
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::ExecutePictureLevel()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    if (IsFirstPipe() && IsFirstPass())
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SetTileData(m_tileParams));
        CODECHAL_ENCODE_CHK_STATUS_RETURN(AllocateTileStatistics());
    }

    if (m_hevcPicParams->bUsedAsRef || m_brcEnabled)
    {
        if (m_currRefSync == nullptr)
        {
            m_currRefSync = &m_refSync[m_currMbCodeIdx];
        }
    }
    else
    {
        m_currRefSync = nullptr;
    }

    if (m_lookaheadPass && (m_hevcSeqParams->MaxAdaptiveGopPicSize > 0))
    {
        bool forceIntra = m_intraInterval >= m_hevcSeqParams->MaxAdaptiveGopPicSize;
        if ((!IsFirstPass() || forceIntra) && (m_hevcPicParams->CodingType != I_TYPE))
        {
            m_vdencStreamInEnabled = true;
        }

        if (!m_lookaheadAdaptiveI)
        {
            m_intraInterval = forceIntra ? 1 : m_intraInterval + 1;
        }
    }

    m_firstTaskInPhase = m_singleTaskPhaseSupported? IsFirstPass(): false;
    m_lastTaskInPhase = m_singleTaskPhaseSupported? IsLastPass(): true;

    // Per frame maximum HuC kernels is 5 - BRC Init, BRC Update, PAK Int, BRC Update, PAK Int
    m_hucCommandsSize = m_hwInterface->m_hucCommandBufferSize * 5;
    PerfTagSetting perfTag;
    perfTag.Value             = 0;
    perfTag.Mode              = (uint16_t)m_mode & CODECHAL_ENCODE_MODE_BIT_MASK;
    perfTag.CallType          = CODECHAL_ENCODE_PERFTAG_CALL_PAK_ENGINE;
    perfTag.PictureCodingType = m_pictureCodingType;
    m_osInterface->pfnSetPerfTag(m_osInterface, perfTag.Value);

    if (m_vdboxIndex > m_mfxInterface->GetMaxVdboxIndex())                                                                         \
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("ERROR - vdbox index exceed the maximum");
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(VerifyCommandBufferSize());

    if (!m_singleTaskPhaseSupportedInPak)
    {
        // Command buffer or patch list size are too small and so we cannot submit multiple pass of PAKs together
        m_firstTaskInPhase = true;
        m_lastTaskInPhase = true;
    }

    if (m_lookaheadPass)
    {
        if (m_swLaMode != nullptr)
        {
            m_lastTaskInPhase = true;
        }
        else
        {
            m_lastTaskInPhase = !m_singleTaskPhaseSupported;
        }
    }

    // PAK pass type for each pass: VDEnc+PAK vs. PAK-only
    SetPakPassType();

    bool pakOnlyMultipassEnable;

    // "PAK-Only Multi-Pass Enable" set to zero in first pass and 1 in subsequent passes
    // Slice size conformance feature can't be enabled. When SSC enabled, VDENC + PAK 2nd pass needs to be used.
    // SAO 2nd pass has to be PAK-only 2nd pass
    if (m_numPipe >= 2)
    {
        int32_t currentPass = GetCurrentPass();

        pakOnlyMultipassEnable = (currentPass != 0) && (m_hevcSeqParams->SAO_enabled_flag) && (!m_hevcSeqParams->SliceSizeControl);
    }
    else
    {
        pakOnlyMultipassEnable = m_pakOnlyPass;
    }

    bool panicEnabled = (m_brcEnabled) && (m_panicEnable) && (GetCurrentPass() == 1) && !m_pakOnlyPass;

    uint32_t rollingILimit = (m_hevcPicParams->bEnableRollingIntraRefresh == ROLLING_I_ROW) ? MOS_ROUNDUP_DIVIDE(m_frameHeight, 32) : (m_hevcPicParams->bEnableRollingIntraRefresh == ROLLING_I_COLUMN) ? MOS_ROUNDUP_DIVIDE(m_frameWidth, 32) : 0;

    m_refList[m_currReconstructedPic.FrameIdx]->rollingIntraRefreshedPosition =
        CodecHal_Clip3(0, rollingILimit, m_hevcPicParams->IntraInsertionLocation + m_hevcPicParams->IntraInsertionSize);

    // For ACQP / BRC, update pic params rolling intra reference location here before cmd buffer is prepared.
    PCODEC_PICTURE l0RefFrameList = m_hevcSliceParams->RefPicList[LIST_0];
    for (uint8_t refIdx = 0; refIdx <= m_hevcSliceParams->num_ref_idx_l0_active_minus1; refIdx++)
    {
        CODEC_PICTURE refPic = l0RefFrameList[refIdx];

        if (!CodecHal_PictureIsInvalid(refPic) && m_picIdx[refPic.FrameIdx].bValid)
        {
            uint8_t refPicIdx = m_picIdx[refPic.FrameIdx].ucPicIdx;
            m_hevcPicParams->RollingIntraReferenceLocation[refIdx] = m_refList[refPicIdx]->rollingIntraRefreshedPosition;
        }
    }

    if(IsFirstPipe())
    {
        CODECHAL_ENCODE_CHK_NULL_RETURN(m_hucCmdInitializer);
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucCmdInitializer->CmdInitializerSetConstData(
            m_osInterface,
            m_miInterface,
            m_vdencInterface,
            m_hevcSeqParams,
            m_hevcPicParams,
            m_hevcSliceParams,
            pakOnlyMultipassEnable,
            m_hevcVdencAcqpEnabled,
            m_brcEnabled,
            m_vdencStreamInEnabled,
            m_vdencNativeROIEnabled,
            m_brcAdaptiveRegionBoostEnable,
            m_hevcVdencRoundingEnabled,
            panicEnabled,
            GetCurrentPass()));
    }

    // clean-up per VDBOX semaphore memory
    int32_t currentPipe = GetCurrentPipe();
    int32_t currentPass = GetCurrentPass();
    if ((currentPipe < 0) || (currentPass < 0))
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    if (m_numPipe >= 2)
    {
        // Send Cmd Buffer Header for VE in last pipe only
        MOS_COMMAND_BUFFER cmdBuffer;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));

        bool requestFrameTracking = m_singleTaskPhaseSupported ? IsFirstPass() : IsLastPass();
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendPrologWithFrameTracking(&cmdBuffer, requestFrameTracking));

        if (!m_singleTaskPhaseSupported || (m_singleTaskPhaseSupported && IsFirstPass()))
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddWatchdogTimerStopCmd(&cmdBuffer));
        
            //HW Semaphore cmd to make sure all pipes start encode at the same time
            CODECHAL_ENCODE_CHK_STATUS_RETURN(SendMIAtomicCmd(&m_resPipeStartSemaMem, 1, MHW_MI_ATOMIC_INC, &cmdBuffer));
            CODECHAL_ENCODE_CHK_STATUS_RETURN(SendHWWaitCommand(
                &m_resPipeStartSemaMem,
                &cmdBuffer,
                m_numPipe));

            // Program some placeholder cmds to resolve the hazard between pipe sync
            MHW_MI_STORE_DATA_PARAMS dataParams;
            dataParams.pOsResource = &m_resDelayMinus;
            dataParams.dwResourceOffset = 0;
            dataParams.dwValue = 0xDE1A;
            for (uint32_t i = 0; i < m_numDelay; i++)
            {
                CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreDataImmCmd(
                    &cmdBuffer,
                    &dataParams));
            }

            //clean HW semaphore memory
            CODECHAL_ENCODE_CHK_STATUS_RETURN(SendMIAtomicCmd(&m_resPipeStartSemaMem, 1, MHW_MI_ATOMIC_DEC, &cmdBuffer));

            //Start Watchdog Timer
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddWatchdogTimerStartCmd(&cmdBuffer));
        }

        // clean-up per VDBOX semaphore memory, only in the first BRC pass. Same semaphore is re-used across BRC passes for stitch command
        if (IsFirstPass())
        {
            if (!Mos_ResourceIsNull(&m_resVdBoxSemaphoreMem[currentPipe].sResource))
            {
                CODECHAL_ENCODE_CHK_STATUS_RETURN(
                    SetSemaphoreMem(
                        &m_resVdBoxSemaphoreMem[currentPipe].sResource,
                        &cmdBuffer,
                        false));
            }
        }

        CODECHAL_ENCODE_CHK_STATUS_RETURN(ReturnCommandBuffer(&cmdBuffer));
    }

    // Send HuC BRC Init/ Update only on first pipe.
    if (m_vdencHucUsed && IsFirstPipe())
    {
        if (!m_singleTaskPhaseSupported)
        {
            //Reset earlier set PAK perf tag
            m_osInterface->pfnResetPerfBufferID(m_osInterface);

            // STF: HuC+VDEnc+PAK single BB, non-STF: HuC Init/HuC Update/(VDEnc+PAK) in separate BBs
            perfTag.Value                = 0;
            perfTag.Mode                 = (uint16_t)m_mode & CODECHAL_ENCODE_MODE_BIT_MASK;
            perfTag.CallType             = CODECHAL_ENCODE_PERFTAG_CALL_BRC_INIT_RESET;
            perfTag.PictureCodingType    = m_pictureCodingType;
            m_osInterface->pfnSetPerfTag(m_osInterface, perfTag.Value);
        }
        m_resVdencBrcUpdateDmemBufferPtr[0] = (MOS_RESOURCE*)m_allocator->GetResource(m_standard, pakInfo);

        // Invoke BRC init/reset FW
        if (m_brcInit || m_brcReset)
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(HuCBrcInitReset());
        }

        if (!m_singleTaskPhaseSupported)
        {
            //Reset performance buffer used for BRC init
            m_osInterface->pfnResetPerfBufferID(m_osInterface);
            // STF: HuC+VDEnc+PAK single BB, non-STF: HuC Init/HuC Update/(VDEnc+PAK) in separate BBs
            perfTag.Value                = 0;
            perfTag.Mode                 = (uint16_t)m_mode & CODECHAL_ENCODE_MODE_BIT_MASK;
            perfTag.CallType             = CODECHAL_ENCODE_PERFTAG_CALL_BRC_UPDATE;
            perfTag.PictureCodingType    = m_pictureCodingType;
            m_osInterface->pfnSetPerfTag(m_osInterface, perfTag.Value);
        }

        // Invoke BRC update FW
        CODECHAL_ENCODE_CHK_STATUS_RETURN(HuCBrcUpdate());
        m_brcInit = m_brcReset = false;
        if (!m_singleTaskPhaseSupported)
        {
            //reset performance buffer used for BRC update
            m_osInterface->pfnResetPerfBufferID(m_osInterface);
        }
    }

    // for CQP case, we only need to add the generating cmds in first pass/pipe
    // the other pipes share the SLB which is generated in the first pass/pipe
    // but we need to sync the generating operation
    if (!m_vdencHucUsed && IsFirstPass())
    {
        if (IsFirstPipe())
        {
            ConstructBatchBufferHuCCQP(&m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].OsResource);
        }

        if (m_numPipe > 1)
        {
            MOS_COMMAND_BUFFER cmdBuffer;
            CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));
            //HW Semaphore cmd to make sure all pipes wait until the slb is ready
            CODECHAL_ENCODE_CHK_STATUS_RETURN(SendMIAtomicCmd(&m_resSyncSemaMem, 1, MHW_MI_ATOMIC_INC, &cmdBuffer));
            CODECHAL_ENCODE_CHK_STATUS_RETURN(SendHWWaitCommand(
                &m_resSyncSemaMem,
                &cmdBuffer,
                m_numPipe));

            // Program some placeholder cmds to resolve the hazard between pipe sync
            MHW_MI_STORE_DATA_PARAMS dataParams;
            dataParams.pOsResource = &m_resDelayMinus;
            dataParams.dwResourceOffset = 0;
            dataParams.dwValue = 0xDE1A;
            for (uint32_t i = 0; i < m_numDelay; i++)
            {
                CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreDataImmCmd(
                    &cmdBuffer,
                    &dataParams));
            }

            //clean HW semaphore memory
            CODECHAL_ENCODE_CHK_STATUS_RETURN(SendMIAtomicCmd(&m_resSyncSemaMem, 1, MHW_MI_ATOMIC_DEC, &cmdBuffer));
            ReturnCommandBuffer(&cmdBuffer);
        }

    }

    MOS_COMMAND_BUFFER cmdBuffer;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));

    if (!m_singleTaskPhaseSupported)
    {
        //PAK Perf Tag
        perfTag.Value             = 0;
        perfTag.Mode              = (uint16_t)m_mode & CODECHAL_ENCODE_MODE_BIT_MASK;
        perfTag.CallType          = CODECHAL_ENCODE_PERFTAG_CALL_PAK_ENGINE;
        perfTag.PictureCodingType = m_pictureCodingType;
        m_osInterface->pfnSetPerfTag(m_osInterface, perfTag.Value);
    }

    if ((!m_singleTaskPhaseSupported || (m_firstTaskInPhase && !m_hevcVdencAcqpEnabled)) && (m_numPipe == 1))
    {
        // Send command buffer header at the beginning (OS dependent)
        // frame tracking tag is only added in the last command buffer header
        bool requestFrameTracking = m_singleTaskPhaseSupported ?
            m_firstTaskInPhase :
            ((m_lookaheadPass && (!m_swLaMode || (m_currPass < m_numPasses))) ? false : m_lastTaskInPhase);

        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendPrologWithFrameTracking(&cmdBuffer, requestFrameTracking));
    }

    // Ensure the previous BRC Update is done, before executing PAK
    if (m_vdencHucUsed && (m_numPipe >= 2))
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendMIAtomicCmd(&m_resBrcPakSemaphoreMem.sResource, 1, MHW_MI_ATOMIC_INC, &cmdBuffer));
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendHWWaitCommand(
            &m_resBrcPakSemaphoreMem.sResource,
            &cmdBuffer,
            m_numPipe));

        // Program some placeholder cmds to resolve the hazard between pipe sync
        MHW_MI_STORE_DATA_PARAMS dataParams;
        dataParams.pOsResource = &m_resDelayMinus;
        dataParams.dwResourceOffset = 0;
        dataParams.dwValue = 0xDE1A;
        for (uint32_t i = 0; i < m_numDelay; i++)
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreDataImmCmd(
                &cmdBuffer,
                &dataParams));
        }

        //clean HW semaphore memory
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendMIAtomicCmd(&m_resBrcPakSemaphoreMem.sResource, 1, MHW_MI_ATOMIC_DEC, &cmdBuffer));
    }

    // ACQP + SSC, ACQP + WP, BRC, BRC + SSC, BRC + WP
    // 2nd pass for SSC, WP, BRC needs conditional batch buffer end cmd, which is decided by HUC_STATUS output from HuC
    if (currentPass && m_vdencHuCConditional2ndPass && (currentPass != m_uc2NdSaoPass))
    {
        MHW_MI_CONDITIONAL_BATCH_BUFFER_END_PARAMS miConditionalBatchBufferEndParams;

        // Insert conditional batch buffer end
        MOS_ZeroMemory(
            &miConditionalBatchBufferEndParams,
            sizeof(MHW_MI_CONDITIONAL_BATCH_BUFFER_END_PARAMS));

        // VDENC uses HuC FW generated semaphore for conditional 2nd pass
        miConditionalBatchBufferEndParams.presSemaphoreBuffer =
            &m_resPakMmioBuffer;

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiConditionalBatchBufferEndCmd(
            &cmdBuffer,
            &miConditionalBatchBufferEndParams));

        if (m_numPipe == 1)
        {
            auto mmioRegisters = m_hcpInterface->GetMmioRegisters(m_vdboxIndex);

            uint32_t baseOffset = (m_encodeStatusBuf.wCurrIndex * m_encodeStatusBuf.dwReportSize) + sizeof(uint32_t) * 2;  // encodeStatus is offset by 2 DWs in the resource

            // Write back the HCP image control register for RC6 may clean it out
            MHW_MI_LOAD_REGISTER_MEM_PARAMS miLoadRegMemParams;
            MOS_ZeroMemory(&miLoadRegMemParams, sizeof(miLoadRegMemParams));
            miLoadRegMemParams.presStoreBuffer = &m_encodeStatusBuf.resStatusBuffer;
            miLoadRegMemParams.dwOffset = baseOffset + m_encodeStatusBuf.dwImageStatusCtrlOffset;
            miLoadRegMemParams.dwRegister = mmioRegisters->hcpEncImageStatusCtrlRegOffset;
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiLoadRegisterMemCmd(&cmdBuffer, &miLoadRegMemParams));

            MHW_MI_STORE_REGISTER_MEM_PARAMS miStoreRegMemParams;
            MOS_ZeroMemory(&miStoreRegMemParams, sizeof(miStoreRegMemParams));
            miStoreRegMemParams.presStoreBuffer = &m_vdencBrcBuffers.resBrcPakStatisticBuffer[m_vdencBrcBuffers.uiCurrBrcPakStasIdxForWrite];
            miStoreRegMemParams.dwOffset = CODECHAL_OFFSETOF(CODECHAL_ENCODE_HEVC_PAK_STATS_BUFFER, HCP_IMAGE_STATUS_CONTROL_FOR_LAST_PASS);
            miStoreRegMemParams.dwRegister = mmioRegisters->hcpEncImageStatusCtrlRegOffset;
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreRegisterMemCmd(&cmdBuffer, &miStoreRegMemParams));

            MOS_ZeroMemory(&miStoreRegMemParams, sizeof(miStoreRegMemParams));
            miStoreRegMemParams.presStoreBuffer = &m_encodeStatusBuf.resStatusBuffer;
            miStoreRegMemParams.dwOffset = baseOffset + m_encodeStatusBuf.dwImageStatusCtrlOfLastBRCPassOffset;
            miStoreRegMemParams.dwRegister = mmioRegisters->hcpEncImageStatusCtrlRegOffset;
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreRegisterMemCmd(&cmdBuffer, &miStoreRegMemParams));
        }
    }

    if (!currentPass && m_osInterface->bTagResourceSync)
    {
        // This is a short term solution to solve the sync tag issue: the sync tag write for PAK is inserted at the end of 2nd pass PAK BB
        // which may be skipped in multi-pass PAK enabled case. The idea here is to insert the previous frame's tag at the beginning
        // of the BB and keep the current frame's tag at the end of the BB. There will be a delay for tag update but it should be fine
        // as long as Dec/VP/Enc won't depend on this PAK so soon.

        PMOS_RESOURCE globalGpuContextSyncTagBuffer = nullptr;

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnGetGpuStatusBufferResource(
            m_osInterface,
            globalGpuContextSyncTagBuffer));
        CODECHAL_ENCODE_CHK_NULL_RETURN(globalGpuContextSyncTagBuffer);

        MHW_MI_STORE_DATA_PARAMS params;
        params.pOsResource = globalGpuContextSyncTagBuffer;
        params.dwResourceOffset = m_osInterface->pfnGetGpuStatusTagOffset(m_osInterface, m_osInterface->CurrentGpuContextOrdinal);
        uint32_t value = m_osInterface->pfnGetGpuStatusTag(m_osInterface, m_osInterface->CurrentGpuContextOrdinal);
        params.dwValue = (value > 0) ? (value - 1) : 0;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreDataImmCmd(&cmdBuffer, &params));
    }

    if (IsFirstPipe() && (!m_lookaheadPass || m_swLaMode))
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(StartStatusReport(&cmdBuffer, CODECHAL_NUM_MEDIA_STATES));
    }

    MHW_VDBOX_SURFACE_PARAMS srcSurfaceParams;
    SetHcpSrcSurfaceParams(srcSurfaceParams);

    MHW_VDBOX_SURFACE_PARAMS reconSurfaceParams;
    SetHcpReconSurfaceParams(reconSurfaceParams);

    CODECHAL_ENCODE_CHK_NULL_RETURN(m_pipeBufAddrParams);
    *m_pipeBufAddrParams = {};
    SetHcpPipeBufAddrParams(*m_pipeBufAddrParams);
    m_pipeBufAddrParams->pRawSurfParam = &srcSurfaceParams;
    m_pipeBufAddrParams->pDecodedReconParam = &reconSurfaceParams;
#ifdef _MMC_SUPPORTED
    SetPipeBufAddr(&cmdBuffer);
#endif
    CODECHAL_ENCODE_CHK_NULL_RETURN(m_pipeModeSelectParams);
    SetHcpPipeModeSelectParams(*m_pipeModeSelectParams);

    // HuC modifies HCP pipe mode select command, when 2nd pass SAO is required
    if (m_vdencHucUsed && m_b2NdSaoPassNeeded)
    {
        // current location to add cmds in 2nd level batch buffer
        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].iCurrent = 0;
        // reset starting location (offset) executing 2nd level batch buffer for each frame & each pass
        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].dwOffset = 0;

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferStartCmd(&cmdBuffer, &m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx]));

        // save offset for next 2nd level batch buffer usage
        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].dwOffset = m_hwInterface->m_vdencBatchBuffer1stGroupSize;
    }
    else
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPipeModeSelectCmd(&cmdBuffer, m_pipeModeSelectParams));
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpSurfaceCmd(&cmdBuffer, &srcSurfaceParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpSurfaceCmd(&cmdBuffer, &reconSurfaceParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPipeBufAddrCmd(&cmdBuffer, m_pipeBufAddrParams));

    MHW_VDBOX_IND_OBJ_BASE_ADDR_PARAMS indObjBaseAddrParams;
    SetHcpIndObjBaseAddrParams(indObjBaseAddrParams);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpIndObjBaseAddrCmd(&cmdBuffer, &indObjBaseAddrParams));

    MHW_VDBOX_QM_PARAMS fqmParams, qmParams;
    SetHcpQmStateParams(fqmParams, qmParams);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpFqmStateCmd(&cmdBuffer, &fqmParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpQmStateCmd(&cmdBuffer, &qmParams));

    SetVdencPipeModeSelectParams(*m_pipeModeSelectParams);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdencPipeModeSelectCmd(&cmdBuffer, m_pipeModeSelectParams));

    MHW_VDBOX_SURFACE_PARAMS dsSurfaceParams[2];
    SetVdencSurfaceStateParams(srcSurfaceParams, reconSurfaceParams, dsSurfaceParams[0], dsSurfaceParams[1]);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdencSrcSurfaceStateCmd(&cmdBuffer, &srcSurfaceParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdencRefSurfaceStateCmd(&cmdBuffer, &reconSurfaceParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdencDsRefSurfaceStateCmd(&cmdBuffer, &dsSurfaceParams[0], 2));

    SetVdencPipeBufAddrParams(*m_pipeBufAddrParams);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdencPipeBufAddrCmd(&cmdBuffer, m_pipeBufAddrParams));

    MHW_VDBOX_HEVC_PIC_STATE picStateParams;
    SetHcpPicStateParams(picStateParams);

    if (m_vdencHucUsed)
    {
        // 2nd level batch buffer
        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].dwOffset = m_hwInterface->m_vdencBatchBuffer1stGroupSize;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferStartCmd(&cmdBuffer, &m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx]));

        // save offset for next 2nd level batch buffer usage
        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].dwOffset += m_hwInterface->m_vdencBatchBuffer2ndGroupSize;
    }
    else
    {
        // current location to add cmds in 2nd level batch buffer
        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].iCurrent = 0;
        // reset starting location (offset) executing 2nd level batch buffer for each frame & each pass
        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].dwOffset = 0;

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferStartCmd(&cmdBuffer, &m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx]));
        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].dwOffset = m_hwInterface->m_vdencBatchBuffer2ndGroupSize;
    }

    // Send HEVC_VP9_RDOQ_STATE command
    if (m_hevcRdoqEnabled)
    {
        if (m_pictureCodingType == I_TYPE)
        {
            if (m_hevcIFrameRdoqEnabled)
            {
                CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpHevcVp9RdoqStateCmd(&cmdBuffer, &picStateParams));
            }
        }
        else
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpHevcVp9RdoqStateCmd(&cmdBuffer, &picStateParams));
        }
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(ReturnCommandBuffer(&cmdBuffer));

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::ExecuteSliceLevel()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    if (!m_hevcPicParams->tiles_enabled_flag)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::ExecuteSliceLevel());

        if (m_lookaheadPass)
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(AnalyzeLookaheadStats());

            CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpBuffer(
                &m_vdencLaStatsBuffer,
                CodechalDbgAttr::attrVdencOutput,
                "_LookaheadStats",
                m_brcLooaheadStatsBufferSize,
                0,
                CODECHAL_NUM_MEDIA_STATES)));
        }
        
        if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
        {
            CODECHAL_DEBUG_TOOL(
                CODECHAL_ENCODE_CHK_STATUS_RETURN(DumpHucDebugOutputBuffers());
            )
        }        
    }
    else
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(EncTileLevel());
    }

    return eStatus;
}

void CodechalVdencHevcStateG11::GetTileInfo(
    uint32_t xPosition,
    uint32_t yPosition,
    uint32_t* tileId,
    uint32_t* tileEndLCUX,
    uint32_t* tileEndLCUY)
{
    *tileId = 0;
    uint32_t ctbSize = 1 << (m_hevcSeqParams->log2_max_coding_block_size_minus3 + 3);

    for (uint8_t i = 0; i < m_numTiles; i++)
    {
        uint32_t tileWidthInLCU  = MOS_ROUNDUP_DIVIDE(((m_tileParams[i].TileWidthInMinCbMinus1 + 1) << (m_hevcSeqParams->log2_min_coding_block_size_minus3 + 3)), ctbSize);
        uint32_t tileHeightInLCU = MOS_ROUNDUP_DIVIDE(((m_tileParams[i].TileHeightInMinCbMinus1 + 1) << (m_hevcSeqParams->log2_min_coding_block_size_minus3 + 3)), ctbSize);
        *tileEndLCUX = m_tileParams[i].TileStartLCUX + tileWidthInLCU;
        *tileEndLCUY = m_tileParams[i].TileStartLCUY + tileHeightInLCU;

        if (xPosition >= (m_tileParams[i].TileStartLCUX * 2) &&
            yPosition >= (m_tileParams[i].TileStartLCUY * 2) &&
            xPosition <  (*tileEndLCUX * 2) &&
            yPosition <  (*tileEndLCUY * 2))
        {
            *tileId = i;
            break;
        }
    }
}

MOS_STATUS CodechalVdencHevcStateG11::PrepareVDEncStreamInData()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    if (m_lookaheadPass && m_firstFrame)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SetupForceIntraStreamIn(&m_resVdencStreamInBuffer[0]));
    }

    if (m_hevcPicParams->tiles_enabled_flag)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SetTileData(m_tileParams));
    }
    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::PrepareVDEncStreamInData());

    return eStatus;
}

void CodechalVdencHevcStateG11::SetStreaminDataPerRegion(
    uint32_t streamInWidth,
    uint32_t top,
    uint32_t bottom,
    uint32_t left,
    uint32_t right,
    PMHW_VDBOX_VDENC_STREAMIN_STATE_PARAMS streaminParams,
    void* streaminData)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    if (!m_hevcPicParams->tiles_enabled_flag)
    {
        CodechalVdencHevcState::SetStreaminDataPerRegion(streamInWidth, top, bottom, left, right, streaminParams, streaminData);
        return;
    }

    uint8_t* data = (uint8_t*)streaminData;
    uint32_t tileId = 0, tileEndLCUX = 0, tileEndLCUY = 0;
    uint32_t ctbSize = 1 << (m_hevcSeqParams->log2_max_coding_block_size_minus3 + 3);
    GetTileInfo(left, top, &tileId, &tileEndLCUX, &tileEndLCUY);

    for (auto y = top; y < bottom; y++)
    {
        for (auto x = left; x < right; x++)
        {
            uint32_t streamInBaseOffset = 0, offset = 0, xyOffset = 0;

            if (x <  (m_tileParams[tileId].TileStartLCUX * 2) ||
                y <  (m_tileParams[tileId].TileStartLCUY * 2) ||
                x >= (tileEndLCUX * 2) ||
                y >= (tileEndLCUY * 2))
            {
                GetTileInfo(x, y, &tileId, &tileEndLCUX, &tileEndLCUY);
            }
            streamInBaseOffset = m_tileParams[tileId].TileStreaminOffset;

            auto xPositionInTile = x - (m_tileParams[tileId].TileStartLCUX * 2);
            auto yPositionInTile = y - (m_tileParams[tileId].TileStartLCUY * 2);
            auto tileWidthInLCU  = MOS_ROUNDUP_DIVIDE(((m_tileParams[tileId].TileWidthInMinCbMinus1 + 1) << (m_hevcSeqParams->log2_min_coding_block_size_minus3 + 3)), ctbSize);

            StreaminZigZagToLinearMap(tileWidthInLCU * 2, xPositionInTile, yPositionInTile, &offset, &xyOffset);

            SetStreaminDataPerLcu(streaminParams, data + (streamInBaseOffset + offset + xyOffset) * 64);
        }
    }
}

void CodechalVdencHevcStateG11::SetBrcRoiDeltaQpMap(
    uint32_t streamInWidth,
    uint32_t top,
    uint32_t bottom,
    uint32_t left,
    uint32_t right,
    uint8_t regionId,
    PDeltaQpForROI deltaQpMap)
{

    CODECHAL_ENCODE_FUNCTION_ENTER;

    if (!m_hevcPicParams->tiles_enabled_flag)
    {
        CodechalVdencHevcState::SetBrcRoiDeltaQpMap(streamInWidth, top, bottom, left, right, regionId, deltaQpMap);
        return;
    }

    uint32_t tileId = 0, tileEndLCUX = 0, tileEndLCUY = 0;
    uint32_t ctbSize = 1 << (m_hevcSeqParams->log2_max_coding_block_size_minus3 + 3);
    GetTileInfo(left, top, &tileId, &tileEndLCUX, &tileEndLCUY);

    for (auto y = top; y < bottom; y++)
    {
        for (auto x = left; x < right; x++)
        {
            uint32_t streamInBaseOffset = 0, offset = 0, xyOffset = 0;

            if (x < (m_tileParams[tileId].TileStartLCUX * 2) ||
                y < (m_tileParams[tileId].TileStartLCUY * 2) ||
                x >= (tileEndLCUX * 2) ||
                y >= (tileEndLCUY * 2))
            {
                GetTileInfo(x, y, &tileId, &tileEndLCUX, &tileEndLCUY);
            }
            streamInBaseOffset = m_tileParams[tileId].TileStreaminOffset;

            auto xPositionInTile = x - (m_tileParams[tileId].TileStartLCUX * 2);
            auto yPositionInTile = y - (m_tileParams[tileId].TileStartLCUY * 2);
            auto tileWidthInLCU  = MOS_ROUNDUP_DIVIDE(((m_tileParams[tileId].TileWidthInMinCbMinus1 + 1) << (m_hevcSeqParams->log2_min_coding_block_size_minus3 + 3)), ctbSize);

            StreaminZigZagToLinearMap(tileWidthInLCU * 2, xPositionInTile, yPositionInTile, &offset, &xyOffset);

            (deltaQpMap + (streamInBaseOffset + offset + xyOffset))->iDeltaQp = m_hevcPicParams->ROI[regionId].PriorityLevelOrDQp;
        }
    }
}

MOS_STATUS CodechalVdencHevcStateG11::EncTileLevel()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    int32_t currentPipe = GetCurrentPipe();
    int32_t currentPass = GetCurrentPass();

    if (currentPipe < 0 || currentPass < 0)
    {
        CODECHAL_ENCODE_ASSERTMESSAGE("Invalid pipe number or pass number");
        return MOS_STATUS_INVALID_PARAMETER;
    }

    MHW_VDBOX_HEVC_SLICE_STATE_G11 sliceState;
    SetHcpSliceStateCommonParams(sliceState);

    MOS_COMMAND_BUFFER cmdBuffer;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));

    uint32_t numTileColumns = m_hevcPicParams->num_tile_columns_minus1 + 1;
    uint32_t numTileRows    = m_hevcPicParams->num_tile_rows_minus1 + 1;

    for (uint32_t tileRow = 0; tileRow < numTileRows; tileRow++)
    {
        for (uint32_t tileCol = 0; tileCol < numTileColumns; tileCol++)
        {
            PCODEC_ENCODER_SLCDATA  slcData = m_slcData;
            uint32_t                slcCount, idx, sliceNumInTile = 0;

            idx = tileRow * numTileColumns + tileCol;

            if ((m_numPipe > 1) && (tileCol != currentPipe))
            {
                continue;
            }

            // HCP_TILE_CODING commmand
            CODECHAL_ENCODE_CHK_STATUS_RETURN(
                static_cast<MhwVdboxHcpInterfaceG11*>(m_hcpInterface)->AddHcpTileCodingCmd(&cmdBuffer, &m_tileParams[idx]));

            for (slcCount = 0; slcCount < m_numSlices; slcCount++)
            {
                bool lastSliceInTile = false, sliceInTile = false;

                CODECHAL_ENCODE_CHK_STATUS_RETURN(IsSliceInTile(slcCount,
                    &m_tileParams[idx],
                    &sliceInTile,
                    &lastSliceInTile));

                if (!sliceInTile)
                {
                    continue;
                }

                if (IsFirstPass())
                {
                    uint32_t startLCU = 0;
                    for (uint32_t ii = 0; ii < slcCount; ii++)
                    {
                        startLCU += m_hevcSliceParams[ii].NumLCUsInSlice;
                    }
                    slcData[slcCount].CmdOffset = startLCU * (m_hwInterface->GetHcpInterface()->GetHcpPakObjSize()) * sizeof(uint32_t);
                }

                if (m_hevcVdencAcqpEnabled || m_brcEnabled)
                {
                    // save offset for next 2nd level batch buffer usage
                    // This is because we don't know how many times HCP_WEIGHTOFFSET_STATE & HCP_PAK_INSERT_OBJECT will be inserted for each slice
                    // dwVdencBatchBufferPerSliceConstSize: constant size for each slice
                    // m_vdencBatchBufferPerSliceVarSize:   variable size for each slice

                    // starting location for executing slice level cmds
                    // To do: Improvize to only add current slice wSlcCount
                    m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].dwOffset = m_hwInterface->m_vdencBatchBuffer1stGroupSize + m_hwInterface->m_vdencBatchBuffer2ndGroupSize;

                    for (uint32_t j = 0; j < slcCount; j++)
                    {
                        m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].dwOffset
                            += (m_hwInterface->m_vdencBatchBufferPerSliceConstSize + m_vdencBatchBufferPerSliceVarSize[j]);
                    }

                }

                SetHcpSliceStateParams(sliceState, slcData, (uint16_t)slcCount, m_tileParams, lastSliceInTile, idx);

                CODECHAL_ENCODE_CHK_STATUS_RETURN(SendHwSliceEncodeCommand(&cmdBuffer, &sliceState));

                // Send VD_PIPELINE_FLUSH command
                MHW_VDBOX_VD_PIPE_FLUSH_PARAMS vdPipelineFlushParams;
                MOS_ZeroMemory(&vdPipelineFlushParams, sizeof(vdPipelineFlushParams));
                vdPipelineFlushParams.Flags.bWaitDoneMFX = 1;
                vdPipelineFlushParams.Flags.bWaitDoneVDENC = 1;
                vdPipelineFlushParams.Flags.bFlushVDENC = 1;
                vdPipelineFlushParams.Flags.bWaitDoneVDCmdMsgParser = 1;
                CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdPipelineFlushCmd(&cmdBuffer, &vdPipelineFlushParams));

                sliceNumInTile++;
            } // end of slice

            if (0 == sliceNumInTile)
            {
                // One tile must have at least one slice
                CODECHAL_ENCODE_ASSERT(false);
                eStatus = MOS_STATUS_INVALID_PARAMETER;
                break;
            }

            if (sliceNumInTile > 1 && (numTileColumns > 1 || numTileRows > 1))
            {
                CODECHAL_ENCODE_ASSERTMESSAGE("Multi-slices in a tile is not supported!");
                return MOS_STATUS_INVALID_PARAMETER;
            }
        } // end of row tile
    } // end of column tile

      // Insert end of sequence/stream if set
    if ((m_lastPicInStream || m_lastPicInSeq) && IsLastPipe())
    {
        MHW_VDBOX_PAK_INSERT_PARAMS pakInsertObjectParams;
        MOS_ZeroMemory(&pakInsertObjectParams, sizeof(pakInsertObjectParams));
        pakInsertObjectParams.bLastPicInSeq = m_lastPicInSeq;
        pakInsertObjectParams.bLastPicInStream = m_lastPicInStream;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPakInsertObject(&cmdBuffer, &pakInsertObjectParams));
    }

    // Send MI_FLUSH command
    MHW_MI_FLUSH_DW_PARAMS flushDwParams;
    MOS_ZeroMemory(&flushDwParams, sizeof(flushDwParams));
    flushDwParams.bVideoPipelineCacheInvalidate = true;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(&cmdBuffer, &flushDwParams));

    // Send VD_PIPELINE_FLUSH command
    MHW_VDBOX_VD_PIPE_FLUSH_PARAMS vdPipelineFlushParams;
    MOS_ZeroMemory(&vdPipelineFlushParams, sizeof(vdPipelineFlushParams));
    vdPipelineFlushParams.Flags.bWaitDoneHEVC = 1;
    vdPipelineFlushParams.Flags.bFlushHEVC = 1;
    vdPipelineFlushParams.Flags.bWaitDoneVDCmdMsgParser = 1;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdPipelineFlushCmd(&cmdBuffer, &vdPipelineFlushParams));

    // Send MI_FLUSH command
    MOS_ZeroMemory(&flushDwParams, sizeof(flushDwParams));
    flushDwParams.bVideoPipelineCacheInvalidate = true;
    if (!Mos_ResourceIsNull(&m_resVdBoxSemaphoreMem[currentPipe].sResource))
    {
        flushDwParams.pOsResource = &m_resVdBoxSemaphoreMem[currentPipe].sResource;
        flushDwParams.dwDataDW1 = currentPass+1;
    }
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(&cmdBuffer, &flushDwParams));

    if (IsFirstPipe())
    {
        // first pipe needs to ensure all other pipes are ready
        for (uint32_t i = 1; i < m_numPipe; i++)
        {
            if (!Mos_ResourceIsNull(&m_resVdBoxSemaphoreMem[i].sResource))
            {
                CODECHAL_ENCODE_CHK_STATUS_RETURN(
                    SendHWWaitCommand(&m_resVdBoxSemaphoreMem[i].sResource,
                        &cmdBuffer,
                        currentPass + 1));
            }
        }

        // Whenever ACQP/ BRC is enabled with tiling, PAK Integration kernel is needed.
        if (m_vdencHucUsed)  // ACQP/ BRC need PAK integration kernel to aggregate statistics
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(HucPakIntegrate(&cmdBuffer));
        }
        // Use HW stitch commands only in the scalable mode
        if (m_numPipe > 1 && m_enableTileStitchByHW)
        {
            HucCopyParams copyParams;
            uint32_t index = m_virtualEngineBbIndex;

            copyParams.size = m_hwInterface->m_tileRecordSize;
            copyParams.presSrc = &m_tileRecordBuffer[index].sResource;
            copyParams.presDst = &m_resBitstreamBuffer;
            copyParams.lengthOfTable = (uint8_t)(m_numTiles);

            auto hucCmdInitializer = static_cast<CodechalCmdInitializerG11*>(m_hucCmdInitializer);
            CODECHAL_ENCODE_CHK_STATUS_RETURN(hucCmdInitializer->AddCopyCmds(&cmdBuffer, &copyParams));
        }

        CODECHAL_ENCODE_CHK_STATUS_RETURN(ReadSseStatistics(&cmdBuffer));
        CODECHAL_ENCODE_CHK_STATUS_RETURN(ReadSliceSize(&cmdBuffer));

        CODECHAL_ENCODE_CHK_STATUS_RETURN(EndStatusReport(&cmdBuffer, CODECHAL_NUM_MEDIA_STATES));

        if (m_numPipe <= 1)  // single pipe mode can read the info from MMIO register. Otherwise, we have to use the tile size statistic buffer
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(ReadHcpStatus(&cmdBuffer));

            // BRC PAK statistics different for each pass
            if (m_brcEnabled)
            {
                CODECHAL_ENCODE_CHK_STATUS_RETURN(ReadBrcPakStats(&cmdBuffer));
            }
        }
    }

    if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->GetMiInterface()->AddMiBatchBufferEnd(&cmdBuffer, nullptr));
    }

    std::string pakPassName = "PAK_PASS[" + std::to_string(GetCurrentPass())+"]";
    CODECHAL_DEBUG_TOOL(
        CODECHAL_ENCODE_CHK_STATUS_RETURN( m_debugInterface->DumpCmdBuffer(
            &cmdBuffer,
            CODECHAL_NUM_MEDIA_STATES,
            pakPassName.data()));)

    CODECHAL_ENCODE_CHK_STATUS_RETURN(ReturnCommandBuffer(&cmdBuffer));

    if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
    {
        bool nullRendering = m_videoContextUsesNullHw;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SubmitCommandBuffer(&cmdBuffer, nullRendering));
        CODECHAL_DEBUG_TOOL(
            CODECHAL_ENCODE_CHK_STATUS_RETURN(DumpHucDebugOutputBuffers());
            if (m_mmcState)
            {
                m_mmcState->UpdateUserFeatureKey(&m_reconSurface);
            }
        )

        if (IsFirstPipe() &&
            IsLastPass() &&
            m_signalEnc &&
            m_currRefSync &&
            !Mos_ResourceIsNull(&m_currRefSync->resSyncObject))
        {
            // signal semaphore
            MOS_SYNC_PARAMS syncParams;
            syncParams                  = g_cInitSyncParams;
            syncParams.GpuContext       = m_videoContext;
            syncParams.presSyncResource = &m_currRefSync->resSyncObject;

            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnEngineSignal(m_osInterface, &syncParams));
            m_currRefSync->uiSemaphoreObjCount++;
            m_currRefSync->bInUsed = true;
            }
    }

    // Reset parameters for next PAK execution
    if (IsLastPipe() &&
        IsLastPass())
    {
        if (!m_singleTaskPhaseSupported)
        {
            m_osInterface->pfnResetPerfBufferID(m_osInterface);
        }

        m_currPakSliceIdx = (m_currPakSliceIdx + 1) % CODECHAL_HEVC_NUM_PAK_SLICE_BATCH_BUFFERS;

        if (m_hevcSeqParams->ParallelBRC)
        {
            m_vdencBrcBuffers.uiCurrBrcPakStasIdxForWrite =
                (m_vdencBrcBuffers.uiCurrBrcPakStasIdxForWrite + 1) % CODECHAL_ENCODE_RECYCLED_BUFFER_NUM;
        }

        m_newPpsHeader = 0;
        m_newSeqHeader = 0;
        m_frameNum++;
    }

    return eStatus;
}

void CodechalVdencHevcStateG11::SetHcpPipeModeSelectParams(MHW_VDBOX_PIPE_MODE_SELECT_PARAMS& vdboxPipeModeSelectParams)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    CodechalEncodeHevcBase::SetHcpPipeModeSelectParams(vdboxPipeModeSelectParams);

    MHW_VDBOX_PIPE_MODE_SELECT_PARAMS_G11& pipeModeSelectParams = static_cast<MHW_VDBOX_PIPE_MODE_SELECT_PARAMS_G11&>(vdboxPipeModeSelectParams);

    if (m_numPipe > 1)
    {
        // Running in the multiple VDBOX mode
        if (IsFirstPipe())
        {
            pipeModeSelectParams.MultiEngineMode = MHW_VDBOX_HCP_MULTI_ENGINE_MODE_LEFT;
        }
        else if (IsLastPipe())
        {
            pipeModeSelectParams.MultiEngineMode = MHW_VDBOX_HCP_MULTI_ENGINE_MODE_RIGHT;
        }
        else
        {
            pipeModeSelectParams.MultiEngineMode = MHW_VDBOX_HCP_MULTI_ENGINE_MODE_MIDDLE;
        }
        pipeModeSelectParams.PipeWorkMode = MHW_VDBOX_HCP_PIPE_WORK_MODE_CODEC_BE;
    }
    else
    {
        pipeModeSelectParams.MultiEngineMode = MHW_VDBOX_HCP_MULTI_ENGINE_MODE_FE_LEGACY;
        pipeModeSelectParams.PipeWorkMode    = MHW_VDBOX_HCP_PIPE_WORK_MODE_LEGACY;
    }
}

MOS_STATUS CodechalVdencHevcStateG11::ConstructBatchBufferHuCCQP(PMOS_RESOURCE batchBuffer)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;
    MOS_COMMAND_BUFFER cmdBuffer;
    uint8_t data[CODECHAL_PAGE_SIZE] = {0};
    uint16_t len = 0;
    CodechalCmdInitializerG11* pCmdInitializerG11 = static_cast<CodechalCmdInitializerG11*>(m_hucCmdInitializer);

    CODECHAL_ENCODE_FUNCTION_ENTER;
    CODECHAL_ENCODE_CHK_NULL_RETURN(batchBuffer);
    CODECHAL_ENCODE_CHK_NULL_RETURN(pCmdInitializerG11);

    MOS_COMMAND_BUFFER constructedCmdBuf;
    MOS_ZeroMemory(&constructedCmdBuf, sizeof(constructedCmdBuf));

    constructedCmdBuf.pCmdBase = constructedCmdBuf.pCmdPtr = (uint32_t *)data;
    constructedCmdBuf.iRemaining                           = MOS_ALIGN_CEIL(m_hwInterface->m_vdencReadBatchBufferSize, CODECHAL_PAGE_SIZE);

    constructedCmdBuf.pCmdPtr += (m_insertOffsetAfterCMD1 / 4);
    constructedCmdBuf.iOffset += m_insertOffsetAfterCMD1;

    m_picStateCmdStartInBytes = constructedCmdBuf.iOffset;

    // set HCP_PIC_STATE command
    MHW_VDBOX_HEVC_PIC_STATE hevcPicState;
    SetHcpPicStateParams(hevcPicState);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPicStateCmd(&constructedCmdBuf, &hevcPicState));
    m_cmd2StartInBytes = constructedCmdBuf.iOffset;

    constructedCmdBuf.pCmdPtr += (m_insertOffsetAfterCMD2 / 4);
    constructedCmdBuf.iOffset += m_insertOffsetAfterCMD2;
    
    len = m_cmd2StartInBytes - m_picStateCmdStartInBytes;
    pCmdInitializerG11->AddCmdConstData(
        CODECHAL_CMD5, 
        (uint32_t*)(data + m_picStateCmdStartInBytes), 
        len, 
        m_picStateCmdStartInBytes);

    GetCommandBuffer(&cmdBuffer);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucCmdInitializer->CmdInitializerExecute(false, batchBuffer, &cmdBuffer));
    ReturnCommandBuffer(&cmdBuffer);

    if (!m_singleTaskPhaseSupported)
    {
        bool renderingFlags = m_videoContextUsesNullHw;

        CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(GetDebugInterface()->DumpCmdBuffer(
            &cmdBuffer,
            CODECHAL_NUM_MEDIA_STATES,
            "HucCmd")));

        CODECHAL_ENCODE_CHK_STATUS_RETURN(SubmitCommandBuffer(&cmdBuffer, renderingFlags));
        CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucCmdInitializer->DumpHucCmdInit(batchBuffer)));
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::ConstructBatchBufferHuCBRC(PMOS_RESOURCE batchBuffer)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(batchBuffer);

    MOS_LOCK_PARAMS lockFlags;
    MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
    lockFlags.WriteOnly = true;

    uint8_t *data = (uint8_t *)m_osInterface->pfnLockResource(m_osInterface, batchBuffer, &lockFlags);
    CODECHAL_ENCODE_CHK_NULL_RETURN(data);

    MOS_COMMAND_BUFFER constructedCmdBuf;
    MOS_ZeroMemory(&constructedCmdBuf, sizeof(constructedCmdBuf));
    constructedCmdBuf.pCmdBase = constructedCmdBuf.pCmdPtr = (uint32_t *)data;
    constructedCmdBuf.iRemaining = MOS_ALIGN_CEIL(m_hwInterface->m_vdencReadBatchBufferSize, CODECHAL_PAGE_SIZE);

    // 1st Group : PIPE_MODE_SELECT
    // set PIPE_MODE_SELECT command
    // on Gen11 no need to set "bSaoFirstPass" since it is handled by HW now
    MHW_VDBOX_PIPE_MODE_SELECT_PARAMS_G11 pipeModeSelectParams;
    SetHcpPipeModeSelectParams(pipeModeSelectParams);

    pipeModeSelectParams.bVdencEnabled = true;
    pipeModeSelectParams.bAdvancedRateControlEnable = true;
    pipeModeSelectParams.bStreamOutEnabled = !IsLastPass();
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPipeModeSelectCmd(&constructedCmdBuf, &pipeModeSelectParams));

    MHW_BATCH_BUFFER  TempBatchBuffer;
    MOS_ZeroMemory(&TempBatchBuffer, sizeof(MHW_BATCH_BUFFER));
    TempBatchBuffer.iSize       = MOS_ALIGN_CEIL(m_hwInterface->m_vdencReadBatchBufferSize, CODECHAL_PAGE_SIZE);
    TempBatchBuffer.pData       = data;

    // set MI_BATCH_BUFFER_END command
    int32_t cmdBufOffset = constructedCmdBuf.iOffset;

    TempBatchBuffer.iCurrent    = constructedCmdBuf.iOffset;
    TempBatchBuffer.iRemaining  = constructedCmdBuf.iRemaining;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferEnd(nullptr, &TempBatchBuffer));
    constructedCmdBuf.pCmdPtr     += (TempBatchBuffer.iCurrent - constructedCmdBuf.iOffset) / 4;
    constructedCmdBuf.iOffset      = TempBatchBuffer.iCurrent;
    constructedCmdBuf.iRemaining   = TempBatchBuffer.iRemaining;

    m_miBatchBufferEndCmdSize = constructedCmdBuf.iOffset - cmdBufOffset;

    CODECHAL_ENCODE_ASSERT(m_hwInterface->m_vdencBatchBuffer1stGroupSize == constructedCmdBuf.iOffset);

    constructedCmdBuf.pCmdPtr += (m_insertOffsetAfterCMD1 / 4);
    constructedCmdBuf.iOffset += m_insertOffsetAfterCMD1;

    m_picStateCmdStartInBytes = constructedCmdBuf.iOffset;

    // set HCP_PIC_STATE command
    MHW_VDBOX_HEVC_PIC_STATE hevcPicState;
    SetHcpPicStateParams(hevcPicState);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPicStateCmd(&constructedCmdBuf, &hevcPicState));
    m_cmd2StartInBytes = constructedCmdBuf.iOffset;

    constructedCmdBuf.pCmdPtr += (m_insertOffsetAfterCMD2 / 4);
    constructedCmdBuf.iOffset += m_insertOffsetAfterCMD2;

    // set MI_BATCH_BUFFER_END command
    TempBatchBuffer.iCurrent    = constructedCmdBuf.iOffset;
    TempBatchBuffer.iRemaining  = constructedCmdBuf.iRemaining;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferEnd(nullptr, &TempBatchBuffer));
    constructedCmdBuf.pCmdPtr     += (TempBatchBuffer.iCurrent - constructedCmdBuf.iOffset) / 4;
    constructedCmdBuf.iOffset      = TempBatchBuffer.iCurrent;
    constructedCmdBuf.iRemaining   = TempBatchBuffer.iRemaining;

    CODECHAL_ENCODE_ASSERT(m_hwInterface->m_vdencBatchBuffer2ndGroupSize + m_hwInterface->m_vdencBatchBuffer1stGroupSize
        == constructedCmdBuf.iOffset);

    if (data)
    {
        m_osInterface->pfnUnlockResource(m_osInterface, batchBuffer);
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::ConstructBatchBufferHuCBRCForGroup3(PMOS_RESOURCE batchBuffer)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;
    int32_t cmdBufOffset = 0;

    CODECHAL_ENCODE_CHK_NULL_RETURN(m_slcData);
    CODECHAL_ENCODE_CHK_NULL_RETURN(batchBuffer);

    MOS_LOCK_PARAMS lockFlags;
    MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
    lockFlags.WriteOnly = true;
    uint8_t *data = (uint8_t *)m_osInterface->pfnLockResource(m_osInterface, batchBuffer, &lockFlags);
    CODECHAL_ENCODE_CHK_NULL_RETURN(data);

    MOS_COMMAND_BUFFER constructedCmdBuf;
    MOS_ZeroMemory(&constructedCmdBuf, sizeof(constructedCmdBuf));
    constructedCmdBuf.pCmdBase = constructedCmdBuf.pCmdPtr = (uint32_t *)data;
    constructedCmdBuf.iRemaining = MOS_ALIGN_CEIL(m_hwInterface->m_vdencGroup3BatchBufferSize, CODECHAL_PAGE_SIZE);

    // 3rd Group : HCP_WEIGHTSOFFSETS_STATE + HCP_SLICE_STATE + HCP_PAK_INSERT_OBJECT + VDENC_WEIGHT_OFFSETS_STATE
    MHW_VDBOX_HEVC_SLICE_STATE_G11 sliceState;
    SetHcpSliceStateCommonParams(sliceState);

    // slice level cmds for each slice
    PCODEC_ENCODER_SLCDATA slcData = m_slcData;
    uint16_t               numTileColumns = m_hevcPicParams->num_tile_columns_minus1 + 1;
    uint16_t               numTileRows    = m_hevcPicParams->num_tile_rows_minus1 + 1;
    for (uint32_t startLCU = 0, slcCount = 0; slcCount < m_numSlices; slcCount++)
    {
        uint32_t idx = 0;
        bool lastSliceInTile = false, sliceInTile = false;

        for (auto tileRow = 0; (tileRow < numTileRows) && !sliceInTile; tileRow++)
        {
            for (auto tileCol = 0; (tileCol < numTileColumns) && !sliceInTile; tileCol++)
            {
                idx = tileRow * numTileColumns + tileCol;
                CODECHAL_ENCODE_CHK_STATUS_RETURN(IsSliceInTile(slcCount,
                    &m_tileParams[idx],
                    &sliceInTile,
                    &lastSliceInTile));
            }
        }

        if (IsFirstPass())
        {
            slcData[slcCount].CmdOffset = startLCU * (m_hcpInterface->GetHcpPakObjSize()) * sizeof(uint32_t);
        }

        SetHcpSliceStateParams(sliceState, slcData, (uint16_t) slcCount, m_tileParams, lastSliceInTile, idx);
        m_vdencBatchBufferPerSliceVarSize[slcCount] = 0;

        // set HCP_WEIGHTOFFSET_STATE command
        // This slice level command is issued, if the weighted_pred_flag or weighted_bipred_flag equals one.
        //        If zero, then this command is not issued.
        if (m_hevcVdencWeightedPredEnabled)
        {
            MHW_VDBOX_HEVC_WEIGHTOFFSET_PARAMS hcpWeightOffsetParams;
            MOS_ZeroMemory(&hcpWeightOffsetParams, sizeof(hcpWeightOffsetParams));

            // HuC based WP ignores App based weights
            if (!m_hevcPicParams->bEnableGPUWeightedPrediction)
            {
                for (auto k = 0; k < 2; k++) // k=0: LIST_0, k=1: LIST_1
                {
                    // Luma, Chroma Offset
                    for (auto i = 0; i < CODEC_MAX_NUM_REF_FRAME_HEVC; i++)
                    {
                        hcpWeightOffsetParams.LumaOffsets[k][i] = (int16_t)m_hevcSliceParams->luma_offset[k][i];
                        // Cb, Cr
                        for (auto j = 0; j < 2; j++)
                        {
                            hcpWeightOffsetParams.ChromaOffsets[k][i][j] = (int16_t)m_hevcSliceParams->chroma_offset[k][i][j];
                        }
                    }

                    // Luma Weight
                    CODECHAL_ENCODE_CHK_STATUS_RETURN(MOS_SecureMemcpy(
                        &hcpWeightOffsetParams.LumaWeights[k],
                        sizeof(hcpWeightOffsetParams.LumaWeights[k]),
                        &m_hevcSliceParams->delta_luma_weight[k],
                        sizeof(m_hevcSliceParams->delta_luma_weight[k])));
                    // Chroma Weight
                    CODECHAL_ENCODE_CHK_STATUS_RETURN(MOS_SecureMemcpy(
                        &hcpWeightOffsetParams.ChromaWeights[k],
                        sizeof(hcpWeightOffsetParams.ChromaWeights[k]),
                        &m_hevcSliceParams->delta_chroma_weight[k],
                        sizeof(m_hevcSliceParams->delta_chroma_weight[k])));
                }
            }

            // 1st HCP_WEIGHTOFFSET_STATE cmd - P & B
            if (m_hevcSliceParams->slice_type == CODECHAL_ENCODE_HEVC_P_SLICE || m_hevcSliceParams->slice_type == CODECHAL_ENCODE_HEVC_B_SLICE)
            {
                hcpWeightOffsetParams.ucList = LIST_0;

                cmdBufOffset = constructedCmdBuf.iOffset;
                CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpWeightOffsetStateCmd(&constructedCmdBuf, nullptr, &hcpWeightOffsetParams));
                m_hcpWeightOffsetStateCmdSize = constructedCmdBuf.iOffset - cmdBufOffset;
                // 1st HcpWeightOffset cmd is not always inserted (except weighted prediction + P, B slices)
                m_vdencBatchBufferPerSliceVarSize[slcCount] += m_hcpWeightOffsetStateCmdSize;
            }

            // 2nd HCP_WEIGHTOFFSET_STATE cmd - B only
            if (m_hevcSliceParams->slice_type == CODECHAL_ENCODE_HEVC_B_SLICE)
            {
                hcpWeightOffsetParams.ucList = LIST_1;

                cmdBufOffset = constructedCmdBuf.iOffset;
                CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpWeightOffsetStateCmd(&constructedCmdBuf, nullptr, &hcpWeightOffsetParams));
                m_hcpWeightOffsetStateCmdSize = constructedCmdBuf.iOffset - cmdBufOffset;
                // 2nd HcpWeightOffset cmd is not always inserted (except weighted prediction + B slices)
                m_vdencBatchBufferPerSliceVarSize[slcCount] += m_hcpWeightOffsetStateCmdSize;
            }
        }

        // set HCP_SLICE_STATE command
        cmdBufOffset = constructedCmdBuf.iOffset;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpSliceStateCmd(&constructedCmdBuf, &sliceState));
        m_hcpSliceStateCmdSize = constructedCmdBuf.iOffset - cmdBufOffset;

        // set 1st HCP_PAK_INSERT_OBJECT command
        // insert AU, SPS, PPS headers before first slice header
        if (sliceState.bInsertBeforeSliceHeaders)
        {
            uint32_t maxBytesInPakInsertObjCmd = ((2 << 11) - 1) * 4; // 12 bits for DwordLength field in PAK_INSERT_OBJ cmd
            m_1stPakInsertObjectCmdSize = 0;

            for (auto i = 0; i < HEVC_MAX_NAL_UNIT_TYPE; i++)
            {
                uint32_t nalUnitPosiSize = sliceState.ppNalUnitParams[i]->uiSize;
                uint32_t nalUnitPosiOffset = sliceState.ppNalUnitParams[i]->uiOffset;

                while (nalUnitPosiSize > 0)
                {
                    uint32_t bitSize = MOS_MIN(maxBytesInPakInsertObjCmd * 8, nalUnitPosiSize * 8);
                    uint32_t offSet = nalUnitPosiOffset;

                    MHW_VDBOX_PAK_INSERT_PARAMS pakInsertObjectParams;
                    MOS_ZeroMemory(&pakInsertObjectParams, sizeof(pakInsertObjectParams));
                    pakInsertObjectParams.bEmulationByteBitsInsert = sliceState.ppNalUnitParams[i]->bInsertEmulationBytes;
                    pakInsertObjectParams.uiSkipEmulationCheckCount = sliceState.ppNalUnitParams[i]->uiSkipEmulationCheckCount;
                    pakInsertObjectParams.pBsBuffer = sliceState.pBsBuffer;
                    pakInsertObjectParams.dwBitSize = bitSize;
                    pakInsertObjectParams.dwOffset = offSet;

                    if (nalUnitPosiSize > maxBytesInPakInsertObjCmd)
                    {
                        nalUnitPosiSize -= maxBytesInPakInsertObjCmd;
                        nalUnitPosiOffset += maxBytesInPakInsertObjCmd;
                    }
                    else
                    {
                        nalUnitPosiSize = 0;
                    }

                    cmdBufOffset = constructedCmdBuf.iOffset;
                    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPakInsertObject(&constructedCmdBuf, &pakInsertObjectParams));

                    // this info needed again in BrcUpdate HuC FW const
                    m_1stPakInsertObjectCmdSize += (constructedCmdBuf.iOffset - cmdBufOffset);
                }
            }
            // 1st PakInsertObject cmd is not always inserted for each slice
            m_vdencBatchBufferPerSliceVarSize[slcCount] += m_1stPakInsertObjectCmdSize;
        }

        // set 2nd HCP_PAK_INSERT_OBJECT command
        // Insert slice header
        MHW_VDBOX_PAK_INSERT_PARAMS pakInsertObjectParams;
        MOS_ZeroMemory(&pakInsertObjectParams, sizeof(pakInsertObjectParams));
        pakInsertObjectParams.bLastHeader = true;
        pakInsertObjectParams.bEmulationByteBitsInsert = true;

        // App does the slice header packing, set the skip count passed by the app
        pakInsertObjectParams.uiSkipEmulationCheckCount = sliceState.uiSkipEmulationCheckCount;
        pakInsertObjectParams.pBsBuffer = sliceState.pBsBuffer;
        pakInsertObjectParams.dwBitSize = sliceState.dwLength;
        pakInsertObjectParams.dwOffset = sliceState.dwOffset;

        // For HEVC VDEnc Dynamic Slice
        if (m_hevcSeqParams->SliceSizeControl)
        {
            pakInsertObjectParams.bLastHeader = false;
            pakInsertObjectParams.bEmulationByteBitsInsert = false;
            pakInsertObjectParams.dwBitSize                  = m_hevcSliceParams->BitLengthSliceHeaderStartingPortion;
            pakInsertObjectParams.bResetBitstreamStartingPos = true;
        }

        uint32_t byteSize = (pakInsertObjectParams.dwBitSize + 7) >> 3;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPakInsertObject(
            &constructedCmdBuf,
            &pakInsertObjectParams));

        // 2nd PakInsertObject cmd is always inserted for each slice
        // so already reflected in dwVdencBatchBufferPerSliceConstSize
        m_vdencBatchBufferPerSliceVarSize[slcCount] += (MOS_ALIGN_CEIL(byteSize, sizeof(uint32_t))) / sizeof(uint32_t) * 4;

        // set 3rd HCP_PAK_INSERT_OBJECT command
        if (m_hevcSeqParams->SliceSizeControl)
        {
            // Send HCP_PAK_INSERT_OBJ command. For dynamic slice, we are skipping the beginning part of slice header.
            pakInsertObjectParams.bLastHeader = true;
            pakInsertObjectParams.dwBitSize   = sliceState.dwLength - m_hevcSliceParams->BitLengthSliceHeaderStartingPortion;
            pakInsertObjectParams.dwOffset += ((m_hevcSliceParams->BitLengthSliceHeaderStartingPortion + 7) / 8);  // Skips the first 5 bytes which is Start Code + Nal Unit Header
            pakInsertObjectParams.bResetBitstreamStartingPos = true;

            cmdBufOffset = constructedCmdBuf.iOffset;
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hcpInterface->AddHcpPakInsertObject(
                &constructedCmdBuf,
                &pakInsertObjectParams));
            // 3rd PakInsertObject cmd is not always inserted for each slice
            m_vdencBatchBufferPerSliceVarSize[slcCount] += (constructedCmdBuf.iOffset - cmdBufOffset);
        }

        // set VDENC_WEIGHT_OFFSETS_STATE command
        MHW_VDBOX_VDENC_WEIGHT_OFFSET_PARAMS vdencWeightOffsetParams;
        MOS_ZeroMemory(&vdencWeightOffsetParams, sizeof(vdencWeightOffsetParams));
        vdencWeightOffsetParams.bWeightedPredEnabled = m_hevcVdencWeightedPredEnabled;

        if (vdencWeightOffsetParams.bWeightedPredEnabled)
        {
            uint8_t lumaLog2WeightDenom     = m_hevcPicParams->bEnableGPUWeightedPrediction ? 6 : m_hevcSliceParams->luma_log2_weight_denom;
            vdencWeightOffsetParams.dwDenom = 1 << lumaLog2WeightDenom;

            // HuC based WP ignores App based weights
            if (!m_hevcPicParams->bEnableGPUWeightedPrediction)
            {
                // Luma Offsets
                for (auto i = 0; i < CODEC_MAX_NUM_REF_FRAME_HEVC; i++)
                {
                    vdencWeightOffsetParams.LumaOffsets[0][i] = (int16_t)m_hevcSliceParams->luma_offset[0][i];
                    vdencWeightOffsetParams.LumaOffsets[1][i] = (int16_t)m_hevcSliceParams->luma_offset[1][i];
                }

                // Luma Weights
                CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(MOS_SecureMemcpy(
                                                              &vdencWeightOffsetParams.LumaWeights[0],
                                                              sizeof(vdencWeightOffsetParams.LumaWeights[0]),
                                                              &m_hevcSliceParams->delta_luma_weight[0],
                                                              sizeof(m_hevcSliceParams->delta_luma_weight[0])),
                    "Failed to copy luma weight 0 memory.");

                CODECHAL_ENCODE_CHK_STATUS_MESSAGE_RETURN(MOS_SecureMemcpy(
                                                              &vdencWeightOffsetParams.LumaWeights[1],
                                                              sizeof(vdencWeightOffsetParams.LumaWeights[1]),
                                                              &m_hevcSliceParams->delta_luma_weight[1],
                                                              sizeof(m_hevcSliceParams->delta_luma_weight[1])),
                    "Failed to copy luma weight 1 memory.");
            }
        }

        cmdBufOffset = constructedCmdBuf.iOffset;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdencWeightsOffsetsStateCmd(
            &constructedCmdBuf,
            nullptr,
            &vdencWeightOffsetParams));
        m_vdencWeightOffsetStateCmdSize = constructedCmdBuf.iOffset - cmdBufOffset;

        MHW_BATCH_BUFFER  TempBatchBuffer;
        MOS_ZeroMemory(&TempBatchBuffer, sizeof(MHW_BATCH_BUFFER));
        TempBatchBuffer.iSize       = MOS_ALIGN_CEIL(m_hwInterface->m_vdencGroup3BatchBufferSize, CODECHAL_PAGE_SIZE);
        TempBatchBuffer.pData       = data;

        TempBatchBuffer.iCurrent    = constructedCmdBuf.iOffset;
        TempBatchBuffer.iRemaining  = constructedCmdBuf.iRemaining;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferEnd(nullptr, &TempBatchBuffer));
        constructedCmdBuf.pCmdPtr     += (TempBatchBuffer.iCurrent - constructedCmdBuf.iOffset) / 4;
        constructedCmdBuf.iOffset      = TempBatchBuffer.iCurrent;
        constructedCmdBuf.iRemaining   = TempBatchBuffer.iRemaining;

        m_vdencBatchBufferPerSliceVarSize[slcCount] += ENCODE_VDENC_HEVC_PADDING_DW_SIZE * 4;
        for (auto i = 0; i < ENCODE_VDENC_HEVC_PADDING_DW_SIZE; i++)
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiNoop(&constructedCmdBuf, nullptr));
        }

        startLCU += m_hevcSliceParams[slcCount].NumLCUsInSlice;
    }

    if (data)
    {
        m_osInterface->pfnUnlockResource(m_osInterface, batchBuffer);
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetDmemHuCBrcInitReset()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    MOS_LOCK_PARAMS lockFlagsWriteOnly;
    MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
    lockFlagsWriteOnly.WriteOnly = true;

    // Setup BrcInit DMEM
    auto hucVdencBrcInitDmem = (PCODECHAL_VDENC_HEVC_HUC_BRC_INIT_DMEM_G11)m_osInterface->pfnLockResource(
        m_osInterface, &m_vdencBrcInitDmemBuffer[m_currRecycledBufIdx], &lockFlagsWriteOnly);
    CODECHAL_ENCODE_CHK_NULL_RETURN(hucVdencBrcInitDmem);
    MOS_ZeroMemory(hucVdencBrcInitDmem, sizeof(CODECHAL_VDENC_HEVC_HUC_BRC_INIT_DMEM_G11));

    hucVdencBrcInitDmem->BRCFunc_U32 = 0;  // 0: Init, 1: Reset
    hucVdencBrcInitDmem->UserMaxFrame = GetProfileLevelMaxFrameSize();
    hucVdencBrcInitDmem->InitBufFull_U32   = MOS_MIN(m_hevcSeqParams->InitVBVBufferFullnessInBit, m_hevcSeqParams->VBVBufferSizeInBit);
    hucVdencBrcInitDmem->BufSize_U32       = m_hevcSeqParams->VBVBufferSizeInBit;
    hucVdencBrcInitDmem->TargetBitrate_U32 = m_hevcSeqParams->TargetBitRate * CODECHAL_ENCODE_BRC_KBPS;  // DDI in Kbits
    hucVdencBrcInitDmem->MaxRate_U32       = m_hevcSeqParams->MaxBitRate * CODECHAL_ENCODE_BRC_KBPS;
    hucVdencBrcInitDmem->MinRate_U32 = 0;
    hucVdencBrcInitDmem->FrameRateM_U32    = m_hevcSeqParams->FrameRate.Numerator;
    hucVdencBrcInitDmem->FrameRateD_U32    = m_hevcSeqParams->FrameRate.Denominator;
    hucVdencBrcInitDmem->ACQP_U32          = 0;
    if (m_hevcSeqParams->UserMaxPBFrameSize > 0)
    {
        //Backup CodingType as need to set it as B_Tpye to get MaxFrameSize for P/B frames.
        auto CodingTypeTemp = m_hevcPicParams->CodingType;
        m_hevcPicParams->CodingType = B_TYPE;
        hucVdencBrcInitDmem->ProfileLevelMaxFramePB_U32 = GetProfileLevelMaxFrameSize();
        m_hevcPicParams->CodingType = CodingTypeTemp;
    }
    else
    {
        hucVdencBrcInitDmem->ProfileLevelMaxFramePB_U32 = hucVdencBrcInitDmem->UserMaxFrame;
    }

    if (m_brcEnabled)
    {
        switch (m_hevcSeqParams->RateControlMethod)
        {
        case RATECONTROL_ICQ:
            hucVdencBrcInitDmem->BRCFlag = 0;
            break;
        case RATECONTROL_CBR:
            hucVdencBrcInitDmem->BRCFlag = 1;
            break;
        case RATECONTROL_VBR:
            hucVdencBrcInitDmem->BRCFlag = 2;
            hucVdencBrcInitDmem->ACQP_U32 = 0;
            break;
        case RATECONTROL_VCM:
            hucVdencBrcInitDmem->BRCFlag = 3;
            break;
        case RATECONTROL_QVBR:
            hucVdencBrcInitDmem->BRCFlag = 2;
            hucVdencBrcInitDmem->ACQP_U32 = m_hevcSeqParams->ICQQualityFactor;
            break;
        default:
            break;
        }

        // Low Delay BRC
        if (m_hevcSeqParams->FrameSizeTolerance == EFRAMESIZETOL_EXTREMELY_LOW)
        {
            hucVdencBrcInitDmem->BRCFlag = 5;
        }

        switch (m_hevcSeqParams->MBBRC)
        {
        case mbBrcInternal:
        case mbBrcEnabled:
            hucVdencBrcInitDmem->CuQpCtrl_U8 = 3;
            break;
        case mbBrcDisabled:
            hucVdencBrcInitDmem->CuQpCtrl_U8 = 0;
            break;
        default:
            break;
        }
    }
    else if (m_hevcVdencAcqpEnabled)
    {
        hucVdencBrcInitDmem->BRCFlag = 0;

        // 0=No CUQP; 1=CUQP for I-frame; 2=CUQP for P/B-frame
        // bit operation, bit 1 for I-frame, bit 2 for P/B frame
        // In VDENC mode, the field "Cu_Qp_Delta_Enabled_Flag" should always be set to 1.
        if (m_hevcSeqParams->QpAdjustment)
        {
            hucVdencBrcInitDmem->CuQpCtrl_U8 = 3;  // wPictureCodingType I:0, P:1, B:2
        }
        else
        {
            hucVdencBrcInitDmem->CuQpCtrl_U8 = 0;  // wPictureCodingType I:0, P:1, B:2
        }
    }

    hucVdencBrcInitDmem->SSCFlag = m_hevcSeqParams->SliceSizeControl;

    // NumP/NumB in par file are different from GopP/GopB
    // definitions of P & B are not consistent
    // LDB case, NumP=0 & NumB=100, but GopP=100 & GopB=0

    hucVdencBrcInitDmem->GopP_U16 = m_hevcSeqParams->GopPicSize - m_hevcSeqParams->NumOfBInGop[0] - 1;
    hucVdencBrcInitDmem->GopB_U16 = (uint16_t)m_hevcSeqParams->NumOfBInGop[0];

    hucVdencBrcInitDmem->FrameWidth_U16 = (uint16_t)m_frameWidth;
    hucVdencBrcInitDmem->FrameHeight_U16 = (uint16_t)m_frameHeight;

    hucVdencBrcInitDmem->GopB1_U16 = (uint16_t)m_hevcSeqParams->NumOfBInGop[1];
    hucVdencBrcInitDmem->GopB2_U16 = (uint16_t)m_hevcSeqParams->NumOfBInGop[2];

    hucVdencBrcInitDmem->MinQP_U8 = m_hevcPicParams->BRCMinQp < 10 ? 10 : m_hevcPicParams->BRCMinQp;                                           // Setting values from arch spec
    hucVdencBrcInitDmem->MaxQP_U8 = m_hevcPicParams->BRCMaxQp < 10 ? 51 : (m_hevcPicParams->BRCMaxQp > 51 ? 51 : m_hevcPicParams->BRCMaxQp);   // Setting values from arch spec

    hucVdencBrcInitDmem->MaxBRCLevel_U8 = 1;
    hucVdencBrcInitDmem->LumaBitDepth_U8   = m_hevcSeqParams->bit_depth_luma_minus8 + 8;
    hucVdencBrcInitDmem->ChromaBitDepth_U8 = m_hevcSeqParams->bit_depth_chroma_minus8 + 8;

    if ((hucVdencBrcInitDmem->LowDelayMode_U8 = (m_hevcSeqParams->FrameSizeTolerance == EFRAMESIZETOL_EXTREMELY_LOW)))
    {
        MOS_SecureMemcpy(hucVdencBrcInitDmem->DevThreshPB0_S8, 8 * sizeof(int8_t), (void *)m_lowdelayDevThreshPB, 8 * sizeof(int8_t));
        MOS_SecureMemcpy(hucVdencBrcInitDmem->DevThreshVBR0_S8, 8 * sizeof(int8_t), (void*)m_lowdelayDevThreshVBR, 8 * sizeof(int8_t));
        MOS_SecureMemcpy(hucVdencBrcInitDmem->DevThreshI0_S8, 8 * sizeof(int8_t), (void*)m_lowdelayDevThreshI, 8 * sizeof(int8_t));
    }
    else
    {
        uint64_t inputbitsperframe = uint64_t(hucVdencBrcInitDmem->MaxRate_U32*100. / (hucVdencBrcInitDmem->FrameRateM_U32 * 100.0 / hucVdencBrcInitDmem->FrameRateD_U32));
        if (m_brcEnabled && !hucVdencBrcInitDmem->BufSize_U32)
        {
            CODECHAL_ENCODE_ASSERTMESSAGE("VBV BufSize should not be 0 for BRC case\n");
            eStatus = MOS_STATUS_INVALID_PARAMETER;
        }
        uint64_t vbvsz = hucVdencBrcInitDmem->BufSize_U32;
        double bps_ratio = inputbitsperframe / (vbvsz / m_devStdFPS);
        if (bps_ratio < m_bpsRatioLow) bps_ratio = m_bpsRatioLow;
        if (bps_ratio > m_bpsRatioHigh) bps_ratio = m_bpsRatioHigh;

        for (int i = 0; i < m_numDevThreshlds / 2; i++) {
            hucVdencBrcInitDmem->DevThreshPB0_S8[i] = (signed char)(m_negMultPB*pow(m_devThreshPBFPNEG[i], bps_ratio));
            hucVdencBrcInitDmem->DevThreshPB0_S8[i + m_numDevThreshlds / 2] = (signed char)(m_postMultPB*pow(m_devThreshPBFPPOS[i], bps_ratio));

            hucVdencBrcInitDmem->DevThreshI0_S8[i] = (signed char)(m_negMultPB*pow(m_devThreshIFPNEG[i], bps_ratio));
            hucVdencBrcInitDmem->DevThreshI0_S8[i + m_numDevThreshlds / 2] = (signed char)(m_postMultPB*pow(m_devThreshIFPPOS[i], bps_ratio));

            hucVdencBrcInitDmem->DevThreshVBR0_S8[i] = (signed char)(m_negMultPB*pow(m_devThreshVBRNEG[i], bps_ratio));
            hucVdencBrcInitDmem->DevThreshVBR0_S8[i + m_numDevThreshlds / 2] = (signed char)(m_posMultVBR*pow(m_devThreshVBRPOS[i], bps_ratio));
        }
    }

    MOS_SecureMemcpy(hucVdencBrcInitDmem->InstRateThreshP0_S8, 4 * sizeof(int8_t), (void *)m_instRateThreshP0, 4 * sizeof(int8_t));
    MOS_SecureMemcpy(hucVdencBrcInitDmem->InstRateThreshB0_S8, 4 * sizeof(int8_t), (void *)m_instRateThreshB0, 4 * sizeof(int8_t));
    MOS_SecureMemcpy(hucVdencBrcInitDmem->InstRateThreshI0_S8, 4 * sizeof(int8_t), (void *)m_instRateThreshI0, 4 * sizeof(int8_t));

    if (m_brcEnabled)
    {
        // initQPIP, initQPB values will be used for BRC in the future
        int32_t initQPIP = 0, initQPB = 0;
        ComputeVDEncInitQP(initQPIP, initQPB);
        hucVdencBrcInitDmem->InitQPIP_U8 = (uint8_t)initQPIP;
        hucVdencBrcInitDmem->InitQPB_U8 = (uint8_t)initQPB;
    }
    else
    {
        hucVdencBrcInitDmem->InitQPIP_U8 = m_hevcPicParams->QpY + m_hevcSliceParams->slice_qp_delta;
        hucVdencBrcInitDmem->InitQPB_U8  = m_hevcPicParams->QpY + m_hevcSliceParams->slice_qp_delta;
    }

    // recommendation
    hucVdencBrcInitDmem->TopFrmSzThrForAdapt2Pass_U8 = 32;
    hucVdencBrcInitDmem->BotFrmSzThrForAdapt2Pass_U8 = 24;

    MOS_SecureMemcpy(hucVdencBrcInitDmem->EstRateThreshP0_U8, 7 * sizeof(uint8_t), (void*)m_estRateThreshP0, 7 * sizeof(uint8_t));
    MOS_SecureMemcpy(hucVdencBrcInitDmem->EstRateThreshB0_U8, 7 * sizeof(uint8_t), (void*)m_estRateThreshB0, 7 * sizeof(uint8_t));
    MOS_SecureMemcpy(hucVdencBrcInitDmem->EstRateThreshI0_U8, 7 * sizeof(uint8_t), (void*)m_estRateThreshI0, 7 * sizeof(uint8_t));

    if (m_vdencStreamInEnabled && m_hevcPicParams->NumROI && !m_vdencNativeROIEnabled)
    {
        hucVdencBrcInitDmem->StreamInROIEnable_U8 = 1;
        hucVdencBrcInitDmem->StreamInSurfaceEnable_U8 = 1;
    }
    // RDOQ adaptation hardened to HW starting Gen11
    hucVdencBrcInitDmem->RDOQ_AdaptationEnable_U8 = 0;

    // recommendation
    hucVdencBrcInitDmem->TopQPDeltaThrForAdapt2Pass_U8 = 2;
    hucVdencBrcInitDmem->BotQPDeltaThrForAdapt2Pass_U8 = 1;
    hucVdencBrcInitDmem->SlidingWindow_Size_U32        = 30;

    if ((m_hevcSeqParams->SlidingWindowSize != 0) && (m_hevcSeqParams->MaxBitRatePerSlidingWindow != 0))
    {
        hucVdencBrcInitDmem->SlidingWindow_Size_U32     = m_hevcSeqParams->SlidingWindowSize;
        hucVdencBrcInitDmem->SlidingWindow_MaxRateRatio_U8 = (m_hevcSeqParams->MaxBitRatePerSlidingWindow * 100)/ m_hevcSeqParams->TargetBitRate;
    }
    else
    {
        if (m_hevcSeqParams->FrameRate.Denominator == 0)
        {
            CODECHAL_ENCODE_ASSERTMESSAGE("FrameRate.Deminator is zero!");
            return MOS_STATUS_INVALID_PARAMETER;
        }
        uint32_t framerate = m_hevcSeqParams->FrameRate.Numerator / m_hevcSeqParams->FrameRate.Denominator;
        hucVdencBrcInitDmem->SlidingWindow_Size_U32 = MOS_MIN(framerate, 60);
        hucVdencBrcInitDmem->SlidingWindow_MaxRateRatio_U8 = 120;
    }

    m_osInterface->pfnUnlockResource(m_osInterface, &m_vdencBrcInitDmemBuffer[m_currRecycledBufIdx]);

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetConstDataHuCBrcUpdate()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    MOS_LOCK_PARAMS lockFlagsWriteOnly;
    MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
    lockFlagsWriteOnly.WriteOnly = true;

    auto hucConstData = (PCODECHAL_VDENC_HEVC_HUC_BRC_CONSTANT_DATA_G11)m_osInterface->pfnLockResource(
        m_osInterface, &m_vdencBrcConstDataBuffer[m_currRecycledBufIdx], &lockFlagsWriteOnly);
    CODECHAL_ENCODE_CHK_NULL_RETURN(hucConstData);

    MOS_SecureMemcpy(hucConstData->SLCSZ_THRDELTAI_U16, sizeof(m_hucConstantData), m_hucConstantData, sizeof(m_hucConstantData));

    MOS_SecureMemcpy(hucConstData->RDQPLambdaI, sizeof(m_rdQpLambdaI), m_rdQpLambdaI, sizeof(m_rdQpLambdaI));
    MOS_SecureMemcpy(hucConstData->RDQPLambdaP, sizeof(m_rdQpLambdaP), m_rdQpLambdaP, sizeof(m_rdQpLambdaP));

    if (m_hevcVisualQualityImprovement)
    {
        MOS_SecureMemcpy(hucConstData->SADQPLambdaI, sizeof(m_sadQpLambdaI), m_sadQpLambdaI_VQI, sizeof(m_sadQpLambdaI));
        MOS_SecureMemcpy(hucConstData->PenaltyForIntraNonDC32x32PredMode, sizeof(m_penaltyForIntraNonDC32x32PredMode), m_penaltyForIntraNonDC32x32PredMode_VQI, sizeof(m_penaltyForIntraNonDC32x32PredMode_VQI));
    }
    else
    {
        MOS_SecureMemcpy(hucConstData->SADQPLambdaI, sizeof(m_sadQpLambdaI), m_sadQpLambdaI, sizeof(m_sadQpLambdaI));
        MOS_SecureMemcpy(hucConstData->PenaltyForIntraNonDC32x32PredMode, sizeof(m_penaltyForIntraNonDC32x32PredMode), m_penaltyForIntraNonDC32x32PredMode, sizeof(m_penaltyForIntraNonDC32x32PredMode));
    }

    MOS_SecureMemcpy(hucConstData->SADQPLambdaP, sizeof(m_sadQpLambdaP), m_sadQpLambdaP, sizeof(m_sadQpLambdaP));

    if (m_hevcSeqParams->FrameSizeTolerance == EFRAMESIZETOL_EXTREMELY_LOW)
    {
        const int numEstrateThreshlds = 7;

        for (int i = 0; i < numEstrateThreshlds + 1; i++)
        {
            for (int j = 0; j < m_numDevThreshlds + 1; j++)
            {
                hucConstData->FrmSzAdjTabI_S8[(numEstrateThreshlds + 1)*j + i] = m_lowdelayDeltaFrmszI[j][i];
                hucConstData->FrmSzAdjTabP_S8[(numEstrateThreshlds + 1)*j + i] = m_lowdelayDeltaFrmszP[j][i];
                hucConstData->FrmSzAdjTabB_S8[(numEstrateThreshlds + 1)*j + i] = m_lowdelayDeltaFrmszB[j][i];
            }
        }
    }

    // ModeCosts depends on frame type
    if (m_pictureCodingType == I_TYPE)
    {
        MOS_SecureMemcpy(hucConstData->ModeCosts, sizeof(m_hucModeCostsIFrame), m_hucModeCostsIFrame, sizeof(m_hucModeCostsIFrame));
    }
    else
    {
        MOS_SecureMemcpy(hucConstData->ModeCosts, sizeof(m_hucModeCostsPbFrame), m_hucModeCostsPbFrame, sizeof(m_hucModeCostsPbFrame));
    }

    // starting location in batch buffer for each slice
    uint32_t baseLocation = 0; // base location is 0 after move Group3 cmds to region12
    uint32_t currentLocation = baseLocation;

    auto slcData = m_slcData;
    // HCP_WEIGHTSOFFSETS_STATE + HCP_SLICE_STATE + HCP_PAK_INSERT_OBJECT + VDENC_WEIGHT_OFFSETS_STATE
    for (uint32_t slcCount = 0; slcCount < m_numSlices; slcCount++)
    {
        auto hevcSlcParams = &m_hevcSliceParams[slcCount];
        // HuC FW require unit in Bytes
        hucConstData->Slice[slcCount].SizeOfCMDs
            = (uint16_t)(m_hwInterface->m_vdencBatchBufferPerSliceConstSize + m_vdencBatchBufferPerSliceVarSize[slcCount]);

        // HCP_WEIGHTOFFSET_STATE cmd
        if (m_hevcVdencWeightedPredEnabled)
        {
            // 1st HCP_WEIGHTOFFSET_STATE cmd - P & B
            if (hevcSlcParams->slice_type == CODECHAL_ENCODE_HEVC_P_SLICE || hevcSlcParams->slice_type == CODECHAL_ENCODE_HEVC_B_SLICE)
            {
                hucConstData->Slice[slcCount].HcpWeightOffsetL0_StartInBytes = (uint16_t)currentLocation;   // HCP_WEIGHTOFFSET_L0 starts in byte from beginning of the SLB. 0xFFFF means unavailable in SLB
                currentLocation += m_hcpWeightOffsetStateCmdSize;
            }

            // 2nd HCP_WEIGHTOFFSET_STATE cmd - B
            if (hevcSlcParams->slice_type == CODECHAL_ENCODE_HEVC_B_SLICE)
            {
                hucConstData->Slice[slcCount].HcpWeightOffsetL1_StartInBytes = (uint16_t)currentLocation; // HCP_WEIGHTOFFSET_L1 starts in byte from beginning of the SLB. 0xFFFF means unavailable in SLB
                currentLocation += m_hcpWeightOffsetStateCmdSize;
            }
        }
        else
        {
            // 0xFFFF means unavailable in SLB
            hucConstData->Slice[slcCount].HcpWeightOffsetL0_StartInBytes = 0xFFFF;
            hucConstData->Slice[slcCount].HcpWeightOffsetL1_StartInBytes = 0xFFFF;
        }

        // HCP_SLICE_STATE cmd
        hucConstData->Slice[slcCount].SliceState_StartInBytes = (uint16_t)currentLocation;  // HCP_WEIGHTOFFSET is not needed
        currentLocation += m_hcpSliceStateCmdSize;

        // VDENC_WEIGHT_OFFSETS_STATE cmd
        hucConstData->Slice[slcCount].VdencWeightOffset_StartInBytes                      // VdencWeightOffset cmd is the last one expect BatchBufferEnd cmd
            = (uint16_t)(baseLocation + hucConstData->Slice[slcCount].SizeOfCMDs - m_vdencWeightOffsetStateCmdSize - m_miBatchBufferEndCmdSize - ENCODE_VDENC_HEVC_PADDING_DW_SIZE * 4);

        // logic from PakInsertObject cmd
        uint32_t bitSize                = (m_hevcSeqParams->SliceSizeControl) ? (hevcSlcParams->BitLengthSliceHeaderStartingPortion) : slcData[slcCount].BitSize;  // 40 for HEVC VDEnc Dynamic Slice
        uint32_t sliceHeaderSizeInBytes = (bitSize + 7) >> 3;

        // 1st PakInsertObject cmd with AU, SPS, PPS headers only exists for the first slice
        if (slcCount == 0)
        {
            // assumes that there is no 3rd PakInsertObject cmd for SSC
            currentLocation += m_1stPakInsertObjectCmdSize;
        }

        hucConstData->Slice[slcCount].SliceHeaderPIO_StartInBytes = (uint16_t)currentLocation;

        // HuC FW requires true slice header size in bits without byte alignment
        hucConstData->Slice[slcCount].SliceHeader_SizeInBits = (uint16_t)(sliceHeaderSizeInBytes * 8);
        if (!IsFirstPass())
        {
            PBSBuffer bsBuffer = &m_bsBuffer;
            CODECHAL_ENCODE_CHK_NULL_RETURN(bsBuffer);
            CODECHAL_ENCODE_CHK_NULL_RETURN(bsBuffer->pBase);
            uint8_t *sliceHeaderLastByte = (uint8_t*)(bsBuffer->pBase + slcData[slcCount].SliceOffset + sliceHeaderSizeInBytes - 1);
            for (auto i = 0; i < 8; i++)
            {
                uint8_t mask = 1 << i;
                if (*sliceHeaderLastByte & mask)
                {
                    hucConstData->Slice[slcCount].SliceHeader_SizeInBits -= (i+1);
                    break;
                }
            }
        }
        if (m_hevcVdencWeightedPredEnabled)
        {
            hucConstData->Slice[slcCount].WeightTable_StartInBits = (uint16_t)hevcSlcParams->PredWeightTableBitOffset;
            hucConstData->Slice[slcCount].WeightTable_EndInBits = (uint16_t)(hevcSlcParams->PredWeightTableBitOffset + (hevcSlcParams->PredWeightTableBitLength));
        }
        else
        {
            // number of bits from beginning of slice header, 0xffff means not awailable
            hucConstData->Slice[slcCount].WeightTable_StartInBits = 0xFFFF;
            hucConstData->Slice[slcCount].WeightTable_EndInBits = 0xFFFF;
        }

        baseLocation += hucConstData->Slice[slcCount].SizeOfCMDs;
        currentLocation = baseLocation;
    }

    // Add motion apatative settings
    if (m_enableMotionAdaptive)
    {
        MOS_SecureMemcpy(hucConstData->QPAdaptiveWeight, sizeof(m_qpAdaptiveWeight), m_qpAdaptiveWeight, sizeof(m_qpAdaptiveWeight));
        MOS_SecureMemcpy(hucConstData->boostTable, sizeof(m_boostTable), m_boostTable, sizeof(m_boostTable));
    }
    else
    {
        MOS_ZeroMemory(hucConstData->QPAdaptiveWeight, sizeof(m_qpAdaptiveWeight));
        MOS_ZeroMemory(hucConstData->boostTable, sizeof(m_boostTable));
    }

    m_osInterface->pfnUnlockResource(m_osInterface, &m_vdencBrcConstDataBuffer[m_currRecycledBufIdx]);

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetRegionsHuCBrcUpdate(PMHW_VDBOX_HUC_VIRTUAL_ADDR_PARAMS virtualAddrParams)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    int32_t currentPass = GetCurrentPass();
    if (currentPass < 0)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::SetRegionsHuCBrcUpdate(virtualAddrParams));

    // With multiple tiles, ensure that HuC BRC kernel is fed with vdenc frame level statistics from HuC PAK Int kernel
    // Applicable for scalable/ non-scalable mode
    if (m_hevcPicParams->tiles_enabled_flag)
    {
        virtualAddrParams->regionParams[1].presRegion = &m_resHuCPakAggregatedFrameStatsBuffer.sResource;  // Region 1  VDEnc Statistics Buffer (Input) - VDENC_HEVC_VP9_FRAME_BASED_STATISTICS_STREAMOUT
        virtualAddrParams->regionParams[1].dwOffset   = m_hevcFrameStatsOffset.uiVdencStatistics;
    }

    if (m_numPipe > 1)
    {
        virtualAddrParams->regionParams[2].presRegion = &m_resHuCPakAggregatedFrameStatsBuffer.sResource;  // Region 2  PAK Statistics Buffer (Input) - MFX_PAK_FRAME_STATISTICS
        virtualAddrParams->regionParams[2].dwOffset   = m_hevcFrameStatsOffset.uiHevcPakStatistics;
        virtualAddrParams->regionParams[7].presRegion = &m_resHuCPakAggregatedFrameStatsBuffer.sResource;  // Region 7  Slice Stat Streamout (Input)
        virtualAddrParams->regionParams[7].dwOffset   = m_hevcFrameStatsOffset.uiHevcSliceStreamout;
        // In scalable-mode, use PAK Integration kernel output to get bistream size
        virtualAddrParams->regionParams[8].presRegion   = &m_resBrcDataBuffer;
    }

    virtualAddrParams->regionParams[12].presRegion = &m_vdencGroup3BatchBuffer[m_currRecycledBufIdx][currentPass];        // Region 12 - SLB buffer for group 3 (Input)

    // Tile reset case, use previous frame BRC data
    if ((m_numPipe != m_numPipePre) && IsFirstPass())
    {
        if (m_numPipePre > 1)
        {
            virtualAddrParams->regionParams[8].presRegion   = &m_resBrcDataBuffer;
        }
        else
        {
            virtualAddrParams->regionParams[8].presRegion   = (MOS_RESOURCE*)m_allocator->GetResource(m_standard, pakInfo);
        }
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetDmemHuCBrcUpdate()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    MOS_LOCK_PARAMS lockFlagsWriteOnly;
    MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
    lockFlagsWriteOnly.WriteOnly = true;

    // Program update DMEM
    auto hucVDEncBrcUpdateDmem = (PCODECHAL_VDENC_HEVC_HUC_BRC_UPDATE_DMEM_G11)m_osInterface->pfnLockResource(
        m_osInterface, &m_vdencBrcUpdateDmemBuffer[m_currRecycledBufIdx][GetCurrentPass()], &lockFlagsWriteOnly);
    CODECHAL_ENCODE_CHK_NULL_RETURN(hucVDEncBrcUpdateDmem);
    MOS_ZeroMemory(hucVDEncBrcUpdateDmem, sizeof(CODECHAL_VDENC_HEVC_HUC_BRC_UPDATE_DMEM_G11));

    hucVDEncBrcUpdateDmem->TARGETSIZE_U32 = (m_hevcSeqParams->FrameSizeTolerance == EFRAMESIZETOL_EXTREMELY_LOW)? m_hevcSeqParams->InitVBVBufferFullnessInBit :
                                            MOS_MIN(m_hevcSeqParams->InitVBVBufferFullnessInBit, m_hevcSeqParams->VBVBufferSizeInBit);
    hucVDEncBrcUpdateDmem->FrameID_U32 = m_storeData;    // frame number
    MOS_SecureMemcpy(hucVDEncBrcUpdateDmem->startGAdjFrame_U16, 4 * sizeof(uint16_t), (void*)m_startGAdjFrame, 4 * sizeof(uint16_t));
    hucVDEncBrcUpdateDmem->TargetSliceSize_U16           = (uint16_t)m_hevcPicParams->MaxSliceSizeInBytes;
    auto slbSliceSize = (m_hwInterface->m_vdenc2ndLevelBatchBufferSize - m_hwInterface->m_vdencBatchBuffer1stGroupSize -
        m_hwInterface->m_vdencBatchBuffer2ndGroupSize) / ENCODE_HEVC_VDENC_NUM_MAX_SLICES;
    hucVDEncBrcUpdateDmem->SLB_Data_SizeInBytes = (uint16_t)(slbSliceSize * m_numSlices);
    hucVDEncBrcUpdateDmem->PIPE_MODE_SELECT_StartInBytes = 0xFFFF;    // HuC need not need to modify the pipe mode select command in Gen11+
    hucVDEncBrcUpdateDmem->CMD1_StartInBytes = (uint16_t)m_hwInterface->m_vdencBatchBuffer1stGroupSize;
    hucVDEncBrcUpdateDmem->PIC_STATE_StartInBytes = (uint16_t)m_picStateCmdStartInBytes;
    hucVDEncBrcUpdateDmem->CMD2_StartInBytes = (uint16_t)m_cmd2StartInBytes;

    uint16_t circularFrameIdx = (m_storeData - 1) % 4;

    // initial order before circular shift: current, ref0, ref1, ref2 = 0, 3, 2, 1
    // different initial order can be used, but this order (0, 3, 2, 1) is kernel recommendation
    hucVDEncBrcUpdateDmem->Current_Data_Offset = ((0 + circularFrameIdx) % 4) * m_weightHistSize;
    hucVDEncBrcUpdateDmem->Ref_Data_Offset[0] = ((3 + circularFrameIdx) % 4) * m_weightHistSize;
    hucVDEncBrcUpdateDmem->Ref_Data_Offset[1] = ((2 + circularFrameIdx) % 4) * m_weightHistSize;
    hucVDEncBrcUpdateDmem->Ref_Data_Offset[2] = ((1 + circularFrameIdx) % 4) * m_weightHistSize;

    hucVDEncBrcUpdateDmem->MaxNumSliceAllowed_U16 = (uint16_t)GetMaxAllowedSlices(m_hevcSeqParams->Level);
    hucVDEncBrcUpdateDmem->OpMode_U8         // 1: BRC (including ACQP), 2: Weighted prediction (should not be enabled in first pass)
        = (m_hevcVdencWeightedPredEnabled && m_hevcPicParams->bEnableGPUWeightedPrediction && !IsFirstPass()) ? 3 : 1;    // 01: BRC, 10: WP never used,  11: BRC + WP

    // LowDelay B needs to be considered as P frame although wPictureCodingType=3
    // wPictureCodingType I:1, P:2, B:3 -> CurrentFrameType I:2, P:0, B:1
    hucVDEncBrcUpdateDmem->CurrentFrameType_U8 = (m_pictureCodingType == I_TYPE) ? 2 : 0;

    // Num_Ref_L1 should be always same as Num_Ref_L0
    hucVDEncBrcUpdateDmem->Num_Ref_L0_U8 = m_hevcSliceParams->num_ref_idx_l0_active_minus1 + 1;
    hucVDEncBrcUpdateDmem->Num_Ref_L1_U8 = m_hevcSliceParams->num_ref_idx_l1_active_minus1 + 1;
    hucVDEncBrcUpdateDmem->Num_Slices    = (uint8_t)m_hevcPicParams->NumSlices;

    // CQP_QPValue_U8 setting is needed since ACQP is also part of ICQ
    hucVDEncBrcUpdateDmem->CQP_QPValue_U8 = m_hevcPicParams->QpY + m_hevcSliceParams->slice_qp_delta;
    hucVDEncBrcUpdateDmem->CQP_FracQP_U8 = 0;
    if (m_hevcPicParams->BRCPrecision == 1)
    {
        hucVDEncBrcUpdateDmem->MaxNumPass_U8 = 1;
    }
    else
    {
        hucVDEncBrcUpdateDmem->MaxNumPass_U8 = CODECHAL_VDENC_BRC_NUM_OF_PASSES;
    }

    MOS_SecureMemcpy(hucVDEncBrcUpdateDmem->gRateRatioThreshold_U8, 7 * sizeof(uint8_t), (void*)m_rateRatioThreshold, 7 * sizeof(uint8_t));
    MOS_SecureMemcpy(hucVDEncBrcUpdateDmem->startGAdjMult_U8, 5 * sizeof(uint8_t), (void*)m_startGAdjMult, 5 * sizeof(uint8_t));
    MOS_SecureMemcpy(hucVDEncBrcUpdateDmem->startGAdjDiv_U8, 5 * sizeof(uint8_t), (void*)m_startGAdjDiv, 5 * sizeof(uint8_t));
    MOS_SecureMemcpy(hucVDEncBrcUpdateDmem->gRateRatioThresholdQP_U8, 8 * sizeof(uint8_t), (void*)m_rateRatioThresholdQP, 8 * sizeof(uint8_t));

    hucVDEncBrcUpdateDmem->IPAverageCoeff_U8 = (m_hevcSeqParams->FrameSizeTolerance == EFRAMESIZETOL_EXTREMELY_LOW) ? 0 : 64;
    hucVDEncBrcUpdateDmem->CurrentPass_U8 = (uint8_t) GetCurrentPass();

    if ((m_hevcVdencAcqpEnabled && m_hevcSeqParams->QpAdjustment) || (m_brcEnabled && (m_hevcSeqParams->MBBRC != 2)))
    {
        hucVDEncBrcUpdateDmem->DeltaQPForSadZone0_S8 = -1;
        hucVDEncBrcUpdateDmem->DeltaQPForSadZone1_S8 = 0;
        hucVDEncBrcUpdateDmem->DeltaQPForSadZone2_S8 = 1;
        hucVDEncBrcUpdateDmem->DeltaQPForSadZone3_S8 = 2;
        hucVDEncBrcUpdateDmem->DeltaQPForMvZero_S8   = 3;
        hucVDEncBrcUpdateDmem->DeltaQPForMvZone0_S8  = -2;
        hucVDEncBrcUpdateDmem->DeltaQPForMvZone1_S8  = 0;
        hucVDEncBrcUpdateDmem->DeltaQPForMvZone2_S8  = 2;
    }

    if (m_hevcVdencWeightedPredEnabled)
    {
        hucVDEncBrcUpdateDmem->LumaLog2WeightDenom_S8 = 6;
        hucVDEncBrcUpdateDmem->ChromaLog2WeightDenom_S8 = 6;
    }

    // chroma weights are not confirmed to be supported from HW team yet
    hucVDEncBrcUpdateDmem->DisabledFeature_U8 = 0; // bit mask, 1 (bit0): disable chroma weight setting

    hucVDEncBrcUpdateDmem->SlidingWindow_Enable_U8          = (m_hevcSeqParams->FrameSizeTolerance == EFRAMESIZETOL_LOW);
    hucVDEncBrcUpdateDmem->LOG_LCU_Size_U8                  = 6;
    hucVDEncBrcUpdateDmem->RDOQ_Enable_U8                   = m_hevcRdoqEnabled ? (m_pictureCodingType == I_TYPE ? m_hevcIFrameRdoqEnabled : 1) : 0;
    hucVDEncBrcUpdateDmem->ReEncodePositiveQPDeltaThr_S8    = 4;
    hucVDEncBrcUpdateDmem->ReEncodeNegativeQPDeltaThr_S8    = -5;
    hucVDEncBrcUpdateDmem->SceneChgPrevIntraPctThreshold_U8 = 96;
    hucVDEncBrcUpdateDmem->SceneChgCurIntraPctThreshold_U8  = 192;

    hucVDEncBrcUpdateDmem->EnableMotionAdaptive             = m_enableMotionAdaptive;
    hucVDEncBrcUpdateDmem->FrameSizeBoostForSceneChange     = 1;
    hucVDEncBrcUpdateDmem->ROMCurrent                       = 0;
    hucVDEncBrcUpdateDmem->ROMZero                          = 0;
    hucVDEncBrcUpdateDmem->TargetFrameSize                  = m_hevcPicParams->TargetFrameSize << 3;// byte to bit

    // reset skip frame statistics
    m_numSkipFrames = 0;
    m_sizeSkipFrames = 0;

    m_osInterface->pfnUnlockResource(m_osInterface, &m_vdencBrcUpdateDmemBuffer[m_currRecycledBufIdx][GetCurrentPass()]);

    return eStatus;
}

void CodechalVdencHevcStateG11::SetHcpSliceStateCommonParams(MHW_VDBOX_HEVC_SLICE_STATE& sliceStateParams)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    CodechalVdencHevcState::SetHcpSliceStateCommonParams(sliceStateParams);

    static_cast<MHW_VDBOX_HEVC_SLICE_STATE_G11 &>(sliceStateParams).dwNumPipe = m_numPipe;
}

void CodechalVdencHevcStateG11::SetHcpSliceStateParams(
    MHW_VDBOX_HEVC_SLICE_STATE&           sliceState,
    PCODEC_ENCODER_SLCDATA                slcData,
    uint16_t                              slcCount,
    PMHW_VDBOX_HCP_TILE_CODING_PARAMS_G11 tileCodingParams,
    bool                                  lastSliceInTile,
    uint32_t                              idx)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    CodechalEncodeHevcBase::SetHcpSliceStateParams(sliceState, slcData, slcCount);

    sliceState.bLastSliceInTile = lastSliceInTile ? true : false;
    sliceState.bLastSliceInTileColumn = (lastSliceInTile & tileCodingParams[idx].IsLastTileofColumn) ? true : false;
    static_cast<MHW_VDBOX_HEVC_SLICE_STATE_G11&>(sliceState).pTileCodingParams = tileCodingParams + idx;
    static_cast<MHW_VDBOX_HEVC_SLICE_STATE_G11&>(sliceState).dwTileID = idx;
}

MOS_STATUS CodechalVdencHevcStateG11::SetKernelParams(
    EncOperation operation,
    MHW_KERNEL_PARAM* kernelParams)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_NULL_RETURN(kernelParams);

    auto curbeAlignment = m_stateHeapInterface->pStateHeapInterface->GetCurbeAlignment();

    kernelParams->iThreadCount = m_renderEngineInterface->GetHwCaps()->dwMaxThreads;
    kernelParams->iIdCount = 1;

    switch (operation)
    {
    case VDENC_ME_P:
    case VDENC_ME_B:
    case VDENC_STREAMIN:
    case VDENC_STREAMIN_HEVC:
        kernelParams->iBTCount = CODECHAL_VDENC_HME_END_G10 - CODECHAL_VDENC_HME_BEGIN_G10;
        kernelParams->iCurbeLength = MOS_ALIGN_CEIL(sizeof(MEDIA_OBJECT_HEVC_VP9_VDENC_ME_CURBE_G10), (size_t)curbeAlignment);
        kernelParams->iBlockWidth = 32;
        kernelParams->iBlockHeight = 32;
        break;
    default:
        CODECHAL_ENCODE_ASSERTMESSAGE("Unsupported ENC mode requested");
        eStatus = MOS_STATUS_INVALID_PARAMETER;
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetBindingTable(
    EncOperation operation,
    PCODECHAL_ENCODE_BINDING_TABLE_GENERIC bindingTable)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS  eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(bindingTable);

    MOS_ZeroMemory(bindingTable, sizeof(*bindingTable));

    switch (operation)
    {
        case VDENC_ME_P:
        case VDENC_ME_B:
        case VDENC_STREAMIN:
        case VDENC_STREAMIN_HEVC:
            bindingTable->dwNumBindingTableEntries = CODECHAL_VDENC_HME_END_G10 - CODECHAL_VDENC_HME_BEGIN_G10;
            bindingTable->dwBindingTableStartOffset = CODECHAL_VDENC_HME_BEGIN_G10;
            break;
        default:
            CODECHAL_ENCODE_ASSERTMESSAGE("Unsupported ENC mode requested");
            return MOS_STATUS_INVALID_PARAMETER;
    }

    for (uint32_t i = 0; i < bindingTable->dwNumBindingTableEntries; i++)
    {
        bindingTable->dwBindingTableEntries[i] = i;
    }
    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::EncodeMeKernel(HmeLevel hmeLevel)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS  eStatus = MOS_STATUS_SUCCESS;

    auto kernelState = (hmeLevel == HME_LEVEL_4x) ? &m_vdencStreaminKernelState : &m_vdencMeKernelState;
    auto encFunctionType = (hmeLevel == HME_LEVEL_32x) ? CODECHAL_MEDIA_STATE_32X_ME :
        (hmeLevel == HME_LEVEL_16x) ? CODECHAL_MEDIA_STATE_16X_ME : CODECHAL_MEDIA_STATE_4X_ME;

    // If Single Task Phase is not enabled, use BT count for the kernel state.
    if (m_firstTaskInPhase || !m_singleTaskPhaseSupported)
    {
        uint32_t maxBtCount = m_singleTaskPhaseSupported ?
            m_maxBtCount : kernelState->KernelParams.iBTCount;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_stateHeapInterface->pfnRequestSshSpaceForCmdBuf(
            m_stateHeapInterface,
            maxBtCount));
        m_vmeStatesSize = m_hwInterface->GetKernelLoadCommandSize(maxBtCount);
        CODECHAL_ENCODE_CHK_STATUS_RETURN(VerifySpaceAvailable());
    }

    // Set up the DSH/SSH as normal
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->AssignDshAndSshSpace(
        m_stateHeapInterface,
        kernelState,
        false,
        0,
        false,
        m_storeData));

    MHW_INTERFACE_DESCRIPTOR_PARAMS idParams;
    MOS_ZeroMemory(&idParams, sizeof(idParams));
    idParams.pKernelState = kernelState;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_stateHeapInterface->pfnSetInterfaceDescriptor(
        m_stateHeapInterface,
        1,
        &idParams));

    //Setup curbe for StreamIn Kernel
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetMeCurbe(hmeLevel));

    CODECHAL_DEBUG_TOOL(
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpKernelRegion(
        encFunctionType,
        MHW_DSH_TYPE,
        kernelState));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpCurbe(
        encFunctionType,
        kernelState));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpKernelRegion(
        encFunctionType,
        MHW_ISH_TYPE,
        kernelState));
    )

        MOS_COMMAND_BUFFER cmdBuffer;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnGetCommandBuffer(m_osInterface, &cmdBuffer, 0));

    SendKernelCmdsParams sendKernelCmdsParams = SendKernelCmdsParams();
    sendKernelCmdsParams.EncFunctionType = encFunctionType;
    sendKernelCmdsParams.pKernelState = kernelState;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SendGenericKernelCmds(&cmdBuffer, &sendKernelCmdsParams));

    // Add binding table
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_stateHeapInterface->pfnSetBindingTable(
        m_stateHeapInterface,
        kernelState));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(SendMeSurfaces(hmeLevel, &cmdBuffer));

    // Dump SSH for ME kernel
    CODECHAL_DEBUG_TOOL(
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpKernelRegion(
            encFunctionType,
            MHW_SSH_TYPE,
            kernelState)));

    uint32_t scalingFactor = (hmeLevel == HME_LEVEL_32x) ? SCALE_FACTOR_32x :
        (hmeLevel == HME_LEVEL_16x) ? SCALE_FACTOR_16x : SCALE_FACTOR_4x;

    uint32_t resolutionX = CODECHAL_GET_WIDTH_IN_MACROBLOCKS(m_frameWidth / scalingFactor);
    uint32_t resolutionY = CODECHAL_GET_HEIGHT_IN_MACROBLOCKS(m_frameFieldHeight / scalingFactor);

    CODECHAL_WALKER_CODEC_PARAMS walkerCodecParams;
    MOS_ZeroMemory(&walkerCodecParams, sizeof(walkerCodecParams));
    walkerCodecParams.WalkerMode = m_walkerMode;
    walkerCodecParams.dwResolutionX = resolutionX;
    walkerCodecParams.dwResolutionY = resolutionY;
    walkerCodecParams.bNoDependency = true;
    walkerCodecParams.bMbaff = false;
    walkerCodecParams.bGroupIdSelectSupported = m_groupIdSelectSupported;
    walkerCodecParams.ucGroupId = m_groupId;

    MHW_WALKER_PARAMS walkerParams;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalInitMediaObjectWalkerParams(
        m_hwInterface,
        &walkerParams,
        &walkerCodecParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_renderEngineInterface->AddMediaObjectWalkerCmd(
        &cmdBuffer,
        &walkerParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(EndStatusReport(&cmdBuffer, encFunctionType));

    if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_stateHeapInterface->pfnUpdateGlobalCmdBufId(
            m_stateHeapInterface));
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferEnd(&cmdBuffer, nullptr));
    }

    CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpCmdBuffer(
        &cmdBuffer,
        encFunctionType,
        nullptr)));

    m_hwInterface->UpdateSSEuForCmdBuffer(&cmdBuffer, m_singleTaskPhaseSupported, m_lastTaskInPhase);

    m_osInterface->pfnReturnCommandBuffer(m_osInterface, &cmdBuffer, 0);

    MHW_MI_STORE_DATA_PARAMS    storeDataParams;

    if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
    {
        m_osInterface->pfnSubmitCommandBuffer(m_osInterface, &cmdBuffer, m_renderContextUsesNullHw);
        m_lastTaskInPhase = false;
    }
    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetMeCurbe(HmeLevel hmeLevel)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_VDENC_HEVC_ME_CURBE_G10 curbe;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(MOS_SecureMemcpy(
        &curbe,
        sizeof(CODECHAL_VDENC_HEVC_ME_CURBE_G10),
        ME_CURBE_INIT,
        sizeof(CODECHAL_VDENC_HEVC_ME_CURBE_G10)));

    PMHW_KERNEL_STATE kernelState = (hmeLevel == HME_LEVEL_4x) ? &m_vdencStreaminKernelState : &m_vdencMeKernelState;
    bool useMvFromPrevStep;
    bool writeDistortions;
    uint32_t scaleFactor;
    uint32_t  mvShiftFactor = 0;
    uint32_t  prevMvReadPosFactor = 0;

    switch (hmeLevel)
    {
    case HME_LEVEL_32x:
        useMvFromPrevStep = false;
        writeDistortions = false;
        scaleFactor = SCALE_FACTOR_32x;
        mvShiftFactor = 1;
        prevMvReadPosFactor = 0;
        break;
    case HME_LEVEL_16x:
        useMvFromPrevStep = (m_b32XMeEnabled) ? true : false;
        writeDistortions = false;
        scaleFactor = SCALE_FACTOR_16x;
        mvShiftFactor = 2;
        prevMvReadPosFactor = 1;
        break;
    case HME_LEVEL_4x:
        useMvFromPrevStep = (m_b16XMeEnabled) ? true : false;
        writeDistortions = true;
        scaleFactor = SCALE_FACTOR_4x;
        mvShiftFactor = 2;
        prevMvReadPosFactor = 0;
        break;
    default:
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
        break;
    }

    curbe.DW3.SubPelMode = 3;
    curbe.DW4.PictureHeightMinus1 = CODECHAL_GET_HEIGHT_IN_MACROBLOCKS(m_frameFieldHeight / scaleFactor) - 1;
    curbe.DW4.PictureWidth = CODECHAL_GET_HEIGHT_IN_MACROBLOCKS(m_frameWidth / scaleFactor);
    curbe.DW5.QpPrimeY            = m_hevcPicParams->QpY + m_hevcSliceParams->slice_qp_delta;
    curbe.DW6.WriteDistortions = writeDistortions;
    curbe.DW6.UseMvFromPrevStep = useMvFromPrevStep;
    curbe.DW6.SuperCombineDist = 5;//SuperCombineDist_Generic[pHevcSeqParams->TargetUsage]; Harded coded in KCM
    curbe.DW6.MaxVmvR = 511 * 4;
    curbe.DW15.MvShiftFactor = mvShiftFactor;
    curbe.DW15.PrevMvReadPosFactor = prevMvReadPosFactor;

    if (m_pictureCodingType == B_TYPE)
    {
        // This field is irrelevant since we are not using the bi-direct search.
        // set it to 32 to match
        curbe.DW1.BiWeight = m_bframeMeBidirectionalWeight;
        curbe.DW13.NumRefIdxL1MinusOne = m_hevcSliceParams->num_ref_idx_l1_active_minus1;
    }

    if (m_pictureCodingType == P_TYPE || m_pictureCodingType == B_TYPE)
    {
        curbe.DW13.NumRefIdxL0MinusOne = m_hevcSliceParams->num_ref_idx_l0_active_minus1;
    }

    if (hmeLevel == HME_LEVEL_4x)
    {
        curbe.DW30.ActualMBHeight = m_frameHeight;
        curbe.DW30.ActualMBWidth = m_frameWidth;
    }
    else
    {
        curbe.DW30.ActualMBHeight = CODECHAL_GET_HEIGHT_IN_MACROBLOCKS(m_frameFieldHeight);
        curbe.DW30.ActualMBWidth = CODECHAL_GET_HEIGHT_IN_MACROBLOCKS(m_frameWidth);
    }

    curbe.DW13.RefStreaminCost = 0;
    // This flag is to indicate the ROI source type instead of indicating ROI is enabled or not
    curbe.DW13.ROIEnable = 0;

    uint8_t meMethod = (m_pictureCodingType == B_TYPE) ? m_bMeMethodGeneric[m_hevcSeqParams->TargetUsage] : m_meMethodGeneric[m_hevcSeqParams->TargetUsage];
    uint8_t tableIdx = (m_pictureCodingType == B_TYPE) ? 1 : 0;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(MOS_SecureMemcpy(&(curbe.SPDelta), 14 * sizeof(uint32_t),
        m_encodeSearchPath[tableIdx][meMethod], 14 * sizeof(uint32_t)));

    if (hmeLevel == HME_LEVEL_4x)
    {
        //StreamIn CURBE
        curbe.DW6.LCUSize            = 1;//Only LCU64 supported by the VDEnc HW
        // Kernel should use driver-prepared stream-in surface during ROI/ Dirty-Rect
        curbe.DW6.InputStreamInEn    = (m_hevcPicParams->NumROI || (m_hevcPicParams->NumDirtyRects > 0 && (B_TYPE == m_hevcPicParams->CodingType)));
        curbe.DW31.MaxCuSize         = 3;
        curbe.DW31.MaxTuSize         = 3;
        switch (m_hevcSeqParams->TargetUsage)
        {
        case 1:
        case 4:
            curbe.DW36.NumMergeCandCu64x64    = 4;
            curbe.DW36.NumMergeCandCu32x32    = 3;
            curbe.DW36.NumMergeCandCu16x16    = 2;
            curbe.DW36.NumMergeCandCu8x8      = 1;
            curbe.DW31.NumImePredictors       = m_imgStateImePredictors;
            break;
        case 7:
            curbe.DW36.NumMergeCandCu64x64    = 2;
            curbe.DW36.NumMergeCandCu32x32    = 2;
            curbe.DW36.NumMergeCandCu16x16    = 2;
            curbe.DW36.NumMergeCandCu8x8      = 0;
            curbe.DW31.NumImePredictors       = 4;
            break;
        }
    }

    curbe.DW40._4xMeMvOutputDataSurfIndex = CODECHAL_VDENC_HME_MV_DATA_SURFACE_CM_G10;
    curbe.DW41._16xOr32xMeMvInputDataSurfIndex = (hmeLevel == HME_LEVEL_32x) ? CODECHAL_VDENC_32xME_MV_DATA_SURFACE_CM_G10 : CODECHAL_VDENC_16xME_MV_DATA_SURFACE_CM_G10;
    curbe.DW42._4xMeOutputDistSurfIndex = CODECHAL_VDENC_HME_DISTORTION_SURFACE_CM_G10;
    curbe.DW43._4xMeOutputBrcDistSurfIndex = CODECHAL_VDENC_HME_BRC_DISTORTION_CM_G10;
    curbe.DW44.VMEFwdInterPredictionSurfIndex = CODECHAL_VDENC_HME_CURR_FOR_FWD_REF_CM_G10;
    curbe.DW45.VMEBwdInterPredictionSurfIndex = CODECHAL_VDENC_HME_CURR_FOR_BWD_REF_CM_G10;
    curbe.DW46.VDEncStreamInOutputSurfIndex = CODECHAL_VDENC_HME_VDENC_STREAMIN_OUTPUT_CM_G10;
    curbe.DW47.VDEncStreamInInputSurfIndex = CODECHAL_VDENC_HME_VDENC_STREAMIN_INPUT_CM_G10;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(kernelState->m_dshRegion.AddData(
        &curbe,
        kernelState->dwCurbeOffset,
        sizeof(curbe)));

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SendMeSurfaces(HmeLevel hmeLevel, PMOS_COMMAND_BUFFER cmdBuffer)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(cmdBuffer);

    MOS_SURFACE *meMvDataBuffer;
    uint32_t downscaledWidthInMb;
    uint32_t downscaledHeightInMb;

    if (hmeLevel == HME_LEVEL_32x)
    {
        meMvDataBuffer = &m_s32XMeMvDataBuffer;
        downscaledWidthInMb = m_downscaledWidthInMb32x;
        downscaledHeightInMb = m_downscaledHeightInMb32x;
    }
    else if (hmeLevel == HME_LEVEL_16x)
    {
        meMvDataBuffer = &m_s16XMeMvDataBuffer;
        downscaledWidthInMb = m_downscaledWidthInMb16x;
        downscaledHeightInMb = m_downscaledHeightInMb16x;
    }
    else
    {
        meMvDataBuffer = &m_s4XMeMvDataBuffer;
        downscaledWidthInMb = m_downscaledWidthInMb4x;
        downscaledHeightInMb = m_downscaledHeightInMb4x;
    }

    auto width = MOS_ALIGN_CEIL(downscaledWidthInMb * 32, 64);
    auto height = downscaledHeightInMb * 4 * 10;
    // Force the values
    meMvDataBuffer->dwWidth = width;
    meMvDataBuffer->dwHeight = height;
    meMvDataBuffer->dwPitch = width;

    auto kernelState = (hmeLevel == HME_LEVEL_4x) ? &m_vdencStreaminKernelState : &m_vdencMeKernelState;
    auto bindingTable = (hmeLevel == HME_LEVEL_4x) ?
        &m_vdencStreaminKernelBindingTable : &m_vdencMeKernelBindingTable;
    uint32_t meMvBottomFieldOffset = 0;

    CODECHAL_SURFACE_CODEC_PARAMS surfaceCodecParams;
    MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
    surfaceCodecParams.bIs2DSurface = true;
    surfaceCodecParams.bMediaBlockRW = true;
    surfaceCodecParams.psSurface = meMvDataBuffer;
    surfaceCodecParams.dwOffset = meMvBottomFieldOffset;
    surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_SURFACE_ME_MV_DATA_ENCODE].Value;
    surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_HME_MV_DATA_SURFACE_CM_G10];
    surfaceCodecParams.bIsWritable = true;
    surfaceCodecParams.bRenderTarget = true;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
        m_hwInterface,
        cmdBuffer,
        &surfaceCodecParams,
        kernelState));

    if (hmeLevel == HME_LEVEL_16x && m_b32XMeEnabled)
    {
        // Pass 32x MV to 16x ME operation
        MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
        surfaceCodecParams.bIs2DSurface = true;
        surfaceCodecParams.bMediaBlockRW = true;
        surfaceCodecParams.psSurface = &m_s32XMeMvDataBuffer;
        surfaceCodecParams.dwOffset = 0;
        surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_SURFACE_ME_MV_DATA_ENCODE].Value;
        surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_32xME_MV_DATA_SURFACE_CM_G10];
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
            m_hwInterface,
            cmdBuffer,
            &surfaceCodecParams,
            kernelState));
    }
    else if (!(hmeLevel == HME_LEVEL_32x) && m_b16XMeEnabled)
    {
        // Pass 16x MV to 4x ME operation
        MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
        surfaceCodecParams.bIs2DSurface = true;
        surfaceCodecParams.bMediaBlockRW = true;
        surfaceCodecParams.psSurface = &m_s16XMeMvDataBuffer;
        surfaceCodecParams.dwOffset = 0;
        surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_SURFACE_ME_MV_DATA_ENCODE].Value;
        surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_16xME_MV_DATA_SURFACE_CM_G10];
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
            m_hwInterface,
            cmdBuffer,
            &surfaceCodecParams,
            kernelState));

        MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
        surfaceCodecParams.bIs2DSurface = true;
        surfaceCodecParams.bMediaBlockRW = true;
        surfaceCodecParams.psSurface = &m_s4XMeDistortionBuffer;
        surfaceCodecParams.dwOffset = 0;
        surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_HME_DISTORTION_SURFACE_CM_G10];
        surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_SURFACE_ME_DISTORTION_ENCODE].Value;
        surfaceCodecParams.bIsWritable = true;
        surfaceCodecParams.bRenderTarget = true;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
            m_hwInterface,
            cmdBuffer,
            &surfaceCodecParams,
            kernelState));
    }

    PMOS_SURFACE currScaledSurface = (hmeLevel == HME_LEVEL_4x) ? m_trackedBuf->Get4xDsSurface(CODEC_CURR_TRACKED_BUFFER) :
        ((hmeLevel == HME_LEVEL_16x) ? m_trackedBuf->Get16xDsSurface(CODEC_CURR_TRACKED_BUFFER) : m_trackedBuf->Get32xDsSurface(CODEC_CURR_TRACKED_BUFFER));
    MOS_SURFACE refScaledSurface = *currScaledSurface;
    bool currFieldPicture = CodecHal_PictureIsField(m_currOriginalPic) ? true : false;
    bool currBottomField = CodecHal_PictureIsBottomField(m_currOriginalPic) ? true : false;

    uint8_t currVDirection = (!currFieldPicture) ? CODECHAL_VDIRECTION_FRAME :
        ((currBottomField) ? CODECHAL_VDIRECTION_BOT_FIELD : CODECHAL_VDIRECTION_TOP_FIELD);
    uint32_t currScaledBottomFieldOffset = (hmeLevel == HME_LEVEL_4x) ?
        (uint32_t)m_scaledBottomFieldOffset : ((hmeLevel == HME_LEVEL_16x) ? (uint32_t)m_scaled16xBottomFieldOffset : (uint32_t)m_scaled32xBottomFieldOffset);

    // Setup references 1...n
    // LIST 0 references
    for (uint8_t refIdx = 0; refIdx <= m_hevcSliceParams->num_ref_idx_l0_active_minus1; refIdx++)
    {
        CODEC_PICTURE refPic = m_hevcSliceParams->RefPicList[LIST_0][refIdx];

        if (!CodecHal_PictureIsInvalid(refPic))
        {
            if (refIdx == 0)
            {
                // Current Picture Y - VME
                MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
                surfaceCodecParams.bUseAdvState = true;
                surfaceCodecParams.psSurface = currScaledSurface;
                surfaceCodecParams.dwOffset = currBottomField ? currScaledBottomFieldOffset : 0;
                surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_SURFACE_CURR_ENCODE].Value;
                surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_HME_CURR_FOR_FWD_REF_CM_G10];
                surfaceCodecParams.ucVDirection = currVDirection;
                CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
                    m_hwInterface,
                    cmdBuffer,
                    &surfaceCodecParams,
                    kernelState));
            }

            bool refFieldPicture = CodecHal_PictureIsField(refPic) ? true : false;
            bool refBottomField = CodecHal_PictureIsBottomField(refPic) ? true : false;
            uint8_t refPicIdx       = m_picIdx[refPic.FrameIdx].ucPicIdx;
            uint8_t scaledIdx       = m_refList[refPicIdx]->ucScalingIdx;
            if (hmeLevel == HME_LEVEL_4x)
            {
                refScaledSurface.OsResource = m_trackedBuf->Get4xDsSurface(scaledIdx)->OsResource;
            }
            else if (hmeLevel == HME_LEVEL_16x)
            {
                refScaledSurface.OsResource = m_trackedBuf->Get16xDsSurface(scaledIdx)->OsResource;
            }
            else
            {
                refScaledSurface.OsResource = m_trackedBuf->Get32xDsSurface(scaledIdx)->OsResource;
            }
            uint32_t refScaledBottomFieldOffset = refBottomField ? currScaledBottomFieldOffset : 0;

            // L0 Reference Picture Y - VME
            MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
            surfaceCodecParams.bUseAdvState = true;
            surfaceCodecParams.psSurface = &refScaledSurface;
            surfaceCodecParams.dwOffset = refBottomField ? refScaledBottomFieldOffset : 0;
            surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_SURFACE_REF_ENCODE].Value;
            surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_HME_FWD_REF_IDX0_CM_G10 + (refIdx * 2)];
            surfaceCodecParams.ucVDirection = !currFieldPicture ? CODECHAL_VDIRECTION_FRAME :
                ((refBottomField) ? CODECHAL_VDIRECTION_BOT_FIELD : CODECHAL_VDIRECTION_TOP_FIELD);
            CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
                m_hwInterface,
                cmdBuffer,
                &surfaceCodecParams,
                kernelState));
        }
    }

    //List1
    for (uint8_t refIdx = 0; refIdx <= m_hevcSliceParams->num_ref_idx_l1_active_minus1; refIdx++)
    {
        CODEC_PICTURE refPic = m_hevcSliceParams->RefPicList[LIST_1][refIdx];

        if (!CodecHal_PictureIsInvalid(refPic))
        {
            if (refIdx == 0)
            {
                // Current Picture Y - VME
                MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
                surfaceCodecParams.bUseAdvState = true;
                surfaceCodecParams.psSurface = currScaledSurface;
                surfaceCodecParams.dwOffset = currBottomField ? currScaledBottomFieldOffset : 0;
                surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_SURFACE_CURR_ENCODE].Value;
                surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_HME_CURR_FOR_BWD_REF_CM_G10];
                surfaceCodecParams.ucVDirection = currVDirection;
                CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
                    m_hwInterface,
                    cmdBuffer,
                    &surfaceCodecParams,
                    kernelState));
            }

            bool refFieldPicture = CodecHal_PictureIsField(refPic) ? 1 : 0;
            bool refBottomField = CodecHal_PictureIsBottomField(refPic) ? 1 : 0;
            auto    refPicIdx       = m_picIdx[refPic.FrameIdx].ucPicIdx;
            uint8_t scaledIdx       = m_refList[refPicIdx]->ucScalingIdx;

            if (hmeLevel == HME_LEVEL_4x)
            {
                refScaledSurface.OsResource = m_trackedBuf->Get4xDsSurface(scaledIdx)->OsResource;
            }
            else if (hmeLevel == HME_LEVEL_16x)
            {
                refScaledSurface.OsResource = m_trackedBuf->Get16xDsSurface(scaledIdx)->OsResource;
            }
            else
            {
                refScaledSurface.OsResource = m_trackedBuf->Get32xDsSurface(scaledIdx)->OsResource;
            }
            uint32_t refScaledBottomFieldOffset = refBottomField ? currScaledBottomFieldOffset : 0;

            // L1 Reference Picture Y - VME
            MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
            surfaceCodecParams.bUseAdvState = true;
            surfaceCodecParams.psSurface = &refScaledSurface;
            surfaceCodecParams.dwOffset = refBottomField ? refScaledBottomFieldOffset : 0;
            surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_SURFACE_REF_ENCODE].Value;
            surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_HME_BWD_REF_IDX0_CM_G10 + (refIdx * 2)];
            surfaceCodecParams.ucVDirection = !currFieldPicture ? CODECHAL_VDIRECTION_FRAME :
                ((refBottomField) ? CODECHAL_VDIRECTION_BOT_FIELD : CODECHAL_VDIRECTION_TOP_FIELD);
            CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
                m_hwInterface,
                cmdBuffer,
                &surfaceCodecParams,
                kernelState));
        }
    }

    if (hmeLevel == HME_LEVEL_4x)
    {
        CODECHAL_ENCODE_CHK_NULL_RETURN(&m_resVdencStreamInBuffer[m_currRecycledBufIdx]);

        auto streamingSize = (MOS_ALIGN_CEIL(m_frameWidth, 64) / 32) * (MOS_ALIGN_CEIL(m_frameHeight, 64) / 32) * CODECHAL_CACHELINE_SIZE;

        // Send driver-prepared stream-in surface as input during ROI/ Dirty-Rect
        if (m_hevcPicParams->NumROI || (m_hevcPicParams->NumDirtyRects > 0 && (B_TYPE == m_hevcPicParams->CodingType)))
        {
            MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
            surfaceCodecParams.dwSize = MOS_BYTES_TO_DWORDS(streamingSize);
            surfaceCodecParams.bIs2DSurface = false;
            surfaceCodecParams.presBuffer = &m_resVdencStreamInBuffer[m_currRecycledBufIdx];
            surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_VDENC_STREAMIN_CODEC].Value;
            surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_HME_VDENC_STREAMIN_INPUT_CM_G10];
            surfaceCodecParams.bIsWritable = true;
            surfaceCodecParams.bRenderTarget = true;
            CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
                m_hwInterface,
                cmdBuffer,
                &surfaceCodecParams,
                kernelState));
        }
        else    // Clear stream-in surface otherwise
        {
            MOS_LOCK_PARAMS lockFlags;
            MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
            lockFlags.WriteOnly = true;

            auto data = m_osInterface->pfnLockResource(
                m_osInterface,
                &m_resVdencStreamInBuffer[m_currRecycledBufIdx],
                &lockFlags);

            CODECHAL_ENCODE_CHK_NULL_RETURN(data);

            MOS_ZeroMemory(
                data,
                streamingSize);

            m_osInterface->pfnUnlockResource(
                m_osInterface,
                &m_resVdencStreamInBuffer[m_currRecycledBufIdx]);
        }

        MOS_ZeroMemory(&surfaceCodecParams, sizeof(surfaceCodecParams));
        surfaceCodecParams.dwSize = MOS_BYTES_TO_DWORDS(streamingSize);
        surfaceCodecParams.bIs2DSurface = false;
        surfaceCodecParams.presBuffer = &m_resVdencStreamInBuffer[m_currRecycledBufIdx];
        surfaceCodecParams.dwCacheabilityControl = m_hwInterface->GetCacheabilitySettings()[MOS_CODEC_RESOURCE_USAGE_VDENC_STREAMIN_CODEC].Value;
        surfaceCodecParams.dwBindingTableOffset = bindingTable->dwBindingTableEntries[CODECHAL_VDENC_HME_VDENC_STREAMIN_OUTPUT_CM_G10];
        surfaceCodecParams.bIsWritable = true;
        surfaceCodecParams.bRenderTarget = true;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalSetRcsSurfaceState(
            m_hwInterface,
            cmdBuffer,
            &surfaceCodecParams,
            kernelState));
    }

    return eStatus;
}

MOS_STATUS
CodechalVdencHevcStateG11::GetKernelHeaderAndSize(
    void                           *binary,
    EncOperation                   operation,
    uint32_t                       krnStateIdx,
    void                           *krnHeader,
    uint32_t                       *krnSize)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(binary);
    CODECHAL_ENCODE_CHK_NULL_RETURN(krnHeader);
    CODECHAL_ENCODE_CHK_NULL_RETURN(krnSize);

    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommonKernelHeaderAndSizeG11(binary, operation, krnStateIdx, krnHeader, krnSize));

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::GetSystemPipeNumberCommon()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_USER_FEATURE_VALUE_DATA userFeatureData;
    MOS_ZeroMemory(&userFeatureData, sizeof(userFeatureData));

    MOS_STATUS statusKey = MOS_STATUS_SUCCESS;
    statusKey = MOS_UserFeature_ReadValue_ID(
        nullptr,
        __MEDIA_USER_FEATURE_VALUE_ENCODE_DISABLE_SCALABILITY,
        &userFeatureData,
        m_osInterface->pOsContext);

    bool disableScalability = m_hwInterface->IsDisableScalability();
    if (statusKey == MOS_STATUS_SUCCESS)
    {
        disableScalability = userFeatureData.i32Data ? true : false;
    }

    MEDIA_SYSTEM_INFO *gtSystemInfo = m_osInterface->pfnGetGtSystemInfo(m_osInterface);
    CODECHAL_ENCODE_CHK_NULL_RETURN(gtSystemInfo);

    if (gtSystemInfo && disableScalability == false)
    {
        // Both VE mode and media solo mode should be able to get the VDBOX number via the same interface
        m_numVdbox = (uint8_t)(gtSystemInfo->VDBoxInfo.NumberOfVDBoxEnabled);
    }
    else
    {
        m_numVdbox = 1;
    }

    CODECHAL_ENCODE_VERBOSEMESSAGE("System VDBOX number = %d.", m_numVdbox);

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::HucPakIntegrate(
    PMOS_COMMAND_BUFFER cmdBuffer)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(cmdBuffer);

    CODECHAL_ENCODE_CHK_COND_RETURN(
        (m_vdboxIndex > m_hwInterface->GetMfxInterface()->GetMaxVdboxIndex()),
        "ERROR - vdbox index exceed the maximum");

    auto mmioRegisters = m_hwInterface->GetHucInterface()->GetMmioRegisters(m_vdboxIndex);

    // load kernel from WOPCM into L2 storage RAM
    MHW_VDBOX_HUC_IMEM_STATE_PARAMS imemParams;
    MOS_ZeroMemory(&imemParams, sizeof(imemParams));
    imemParams.dwKernelDescriptor = VDBOX_HUC_PAK_INTEGRATION_KERNEL_DESCRIPTOR;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->GetHucInterface()->AddHucImemStateCmd(cmdBuffer, &imemParams));

    // pipe mode select
    MHW_VDBOX_PIPE_MODE_SELECT_PARAMS pipeModeSelectParams;
    pipeModeSelectParams.Mode = m_mode;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->GetHucInterface()->AddHucPipeModeSelectCmd(cmdBuffer, &pipeModeSelectParams));

    // DMEM set
    MHW_VDBOX_HUC_DMEM_STATE_PARAMS dmemParams;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetDmemHuCPakIntegrate(&dmemParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->GetHucInterface()->AddHucDmemStateCmd(cmdBuffer, &dmemParams));

    MHW_VDBOX_HUC_VIRTUAL_ADDR_PARAMS virtualAddrParams;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetRegionsHuCPakIntegrate(&virtualAddrParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->GetHucInterface()->AddHucVirtualAddrStateCmd(cmdBuffer, &virtualAddrParams));

    // Write HUC_STATUS2 mask - bit 6 - valid IMEM loaded
    MHW_MI_STORE_DATA_PARAMS storeDataParams;
    MOS_ZeroMemory(&storeDataParams, sizeof(storeDataParams));
    storeDataParams.pOsResource = &m_resHucStatus2Buffer;
    storeDataParams.dwResourceOffset = 0;
    storeDataParams.dwValue = m_hwInterface->GetHucInterface()->GetHucStatus2ImemLoadedMask();
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreDataImmCmd(cmdBuffer, &storeDataParams));

    // Store HUC_STATUS2 register
    MHW_MI_STORE_REGISTER_MEM_PARAMS storeRegParams;
    MOS_ZeroMemory(&storeRegParams, sizeof(storeRegParams));
    storeRegParams.presStoreBuffer = &m_resHucStatus2Buffer;
    storeRegParams.dwOffset = sizeof(uint32_t);
    storeRegParams.dwRegister = mmioRegisters->hucStatus2RegOffset;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreRegisterMemCmd(cmdBuffer, &storeRegParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->GetHucInterface()->AddHucStartCmd(cmdBuffer, true));

    // wait Huc completion (use HEVC bit for now)
    MHW_VDBOX_VD_PIPE_FLUSH_PARAMS vdPipeFlushParams;
    MOS_ZeroMemory(&vdPipeFlushParams, sizeof(vdPipeFlushParams));
    vdPipeFlushParams.Flags.bFlushHEVC = 1;
    vdPipeFlushParams.Flags.bWaitDoneHEVC = 1;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->GetVdencInterface()->AddVdPipelineFlushCmd(cmdBuffer, &vdPipeFlushParams));

    // Flush the engine to ensure memory written out
    MHW_MI_FLUSH_DW_PARAMS flushDwParams;
    MOS_ZeroMemory(&flushDwParams, sizeof(flushDwParams));
    flushDwParams.bVideoPipelineCacheInvalidate = true;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(cmdBuffer, &flushDwParams));

    EncodeStatusBuffer encodeStatusBuf = m_encodeStatusBuf;

    uint32_t baseOffset =
        (encodeStatusBuf.wCurrIndex * encodeStatusBuf.dwReportSize) + sizeof(uint32_t) * 2;  // pEncodeStatus is offset by 2 DWs in the resource

                                                                                             // Write HUC_STATUS mask
    MOS_ZeroMemory(&storeDataParams, sizeof(storeDataParams));
    storeDataParams.pOsResource = &encodeStatusBuf.resStatusBuffer;
    storeDataParams.dwResourceOffset = baseOffset + encodeStatusBuf.dwHuCStatusMaskOffset;
    storeDataParams.dwValue = m_hwInterface->GetHucInterface()->GetHucStatusReEncodeMask();
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreDataImmCmd(
        cmdBuffer,
        &storeDataParams));

    // store HUC_STATUS register
    MOS_ZeroMemory(&storeRegParams, sizeof(storeRegParams));
    storeRegParams.presStoreBuffer = &encodeStatusBuf.resStatusBuffer;
    storeRegParams.dwOffset = baseOffset + encodeStatusBuf.dwHuCStatusRegOffset;
    storeRegParams.dwRegister = mmioRegisters->hucStatusRegOffset;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreRegisterMemCmd(
        cmdBuffer,
        &storeRegParams));

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::Initialize(CodechalSetting * settings)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    //create child class
    m_hucCmdInitializer = MOS_New(CodechalCmdInitializerG11, this);

    // common initilization
    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::Initialize(settings));

    m_deltaQpRoiBufferSize = m_deltaQpBufferSize;
    m_brcRoiBufferSize = m_roiStreamInBufferSize;
    m_maxTileNumber = CODECHAL_GET_WIDTH_IN_BLOCKS(m_frameWidth, CODECHAL_HEVC_MIN_TILE_SIZE) *
        CODECHAL_GET_HEIGHT_IN_BLOCKS(m_frameHeight, CODECHAL_HEVC_MIN_TILE_SIZE);

    // we need additional buffer for (1) 1 CL for size info at the beginning of each tile column (max of 4 vdbox in scalability mode)
    // (2) CL alignment at end of every tile column
    // as a result, increase the height by 1 for allocation purposes
    m_numLcu = MOS_ROUNDUP_DIVIDE(m_frameWidth, MAX_LCU_SIZE) * (MOS_ROUNDUP_DIVIDE(m_frameHeight, MAX_LCU_SIZE) + 1);
    m_mbCodeSize = MOS_ALIGN_CEIL(2 * sizeof(uint32_t) * (m_numLcu * 5 + m_numLcu * 64 * 8), CODECHAL_PAGE_SIZE);
    m_mbCodeSize += m_mvOffset;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetSystemPipeNumberCommon());

    if (MOS_VE_SUPPORTED(m_osInterface))
    {
        m_scalabilityState = (PCODECHAL_ENCODE_SCALABILITY_STATE)MOS_AllocAndZeroMemory(sizeof(CODECHAL_ENCODE_SCALABILITY_STATE));
        CODECHAL_ENCODE_CHK_NULL_RETURN(m_scalabilityState);
        //scalability initialize
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalEncodeScalability_InitializeState(m_scalabilityState, m_hwInterface));
    }

    MOS_USER_FEATURE_VALUE_DATA userFeatureData;
    MOS_ZeroMemory(&userFeatureData, sizeof(userFeatureData));
    MOS_UserFeature_ReadValue_ID(
        nullptr,
        __MEDIA_USER_FEATURE_VALUE_HEVC_ENCODE_ENABLE_HW_STITCH,
        &userFeatureData,
        m_osInterface->pOsContext);
    m_enableTileStitchByHW = userFeatureData.i32Data ? true : false;

    MOS_ZeroMemory(&userFeatureData, sizeof(userFeatureData));
    MOS_UserFeature_ReadValue_ID(
        nullptr,
        __MEDIA_USER_FEATURE_VALUE_HEVC_ENCODE_ENABLE_HW_SEMAPHORE,
        &userFeatureData,
        m_osInterface->pOsContext);
    m_enableHWSemaphore = userFeatureData.i32Data ? true : false;

    MOS_ZeroMemory(&userFeatureData, sizeof(userFeatureData));
    MOS_UserFeature_ReadValue_ID(
        nullptr,
        __MEDIA_USER_FEATURE_VALUE_HEVC_ENCODE_ENABLE_VDBOX_HW_SEMAPHORE,
        &userFeatureData,
        m_osInterface->pOsContext);
    m_enableVdBoxHWSemaphore = userFeatureData.i32Data ? true : false;

    m_numDelay = 15;

#if (_DEBUG || _RELEASE_INTERNAL)
    MOS_ZeroMemory(&userFeatureData, sizeof(userFeatureData));
    MOS_UserFeature_ReadValue_ID(
        nullptr,
        __MEDIA_USER_FEATURE_VALUE_HEVC_ENCODE_ENABLE_VE_DEBUG_OVERRIDE,
        &userFeatureData,
        m_osInterface->pOsContext);
    m_kmdVeOveride.Value = (uint64_t)userFeatureData.i64Data;
#endif

    if (settings->disableUltraHME)
    {
        m_32xMeSupported = false;
        m_b32XMeEnabled = false;
    }

    if (settings->disableSuperHME)
    {
        m_16xMeSupported = false;
        m_b16XMeEnabled = false;
    }

    return eStatus;
}

CodechalVdencHevcStateG11::CodechalVdencHevcStateG11(
    CodechalHwInterface* hwInterface,
    CodechalDebugInterface* debugInterface,
    PCODECHAL_STANDARD_INFO standardInfo)
    :CodechalVdencHevcState(hwInterface, debugInterface, standardInfo)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    m_useCommonKernel = true;
    pfnGetKernelHeaderAndSize = GetKernelHeaderAndSize;
    m_useHwScoreboard = false;
#if defined(ENABLE_KERNELS) && !defined(_FULL_OPEN_SOURCE)
    m_kernelBase = (uint8_t*)IGCODECKRN_G11;
#endif
    m_kuidCommon = IDR_CODEC_HME_DS_SCOREBOARD_KERNEL;
    m_hucPakStitchEnabled = true;
    m_scalabilityState = nullptr;
    m_brcAdaptiveRegionBoostSupported = true;

    MOS_ZeroMemory(&m_resPakcuLevelStreamoutData, sizeof(m_resPakcuLevelStreamoutData));
    MOS_ZeroMemory(&m_resPakSliceLevelStreamoutData, sizeof(m_resPakSliceLevelStreamoutData));
    MOS_ZeroMemory(m_resTileBasedStatisticsBuffer, sizeof(m_resTileBasedStatisticsBuffer));
    MOS_ZeroMemory(m_tileRecordBuffer, sizeof(m_tileRecordBuffer));
    MOS_ZeroMemory(&m_resHuCPakAggregatedFrameStatsBuffer, sizeof(m_resHuCPakAggregatedFrameStatsBuffer));
    MOS_ZeroMemory(&m_kmdVeOveride, sizeof(m_kmdVeOveride));
    MOS_ZeroMemory(&m_resHcpScalabilitySyncBuffer, sizeof(m_resHcpScalabilitySyncBuffer));

    MOS_ZeroMemory(m_veBatchBuffer, sizeof(m_veBatchBuffer));
    MOS_ZeroMemory(&m_realCmdBuffer, sizeof(m_realCmdBuffer));
    MOS_ZeroMemory(&m_resBrcSemaphoreMem, sizeof(m_resBrcSemaphoreMem));
    MOS_ZeroMemory(&m_resBrcPakSemaphoreMem, sizeof(m_resBrcPakSemaphoreMem));
    MOS_ZeroMemory(m_resVdBoxSemaphoreMem, sizeof(m_resVdBoxSemaphoreMem));
    MOS_ZeroMemory(&m_resPipeStartSemaMem, sizeof(m_resPipeStartSemaMem));
    MOS_ZeroMemory(&m_resSyncSemaMem, sizeof(m_resSyncSemaMem));

    for (auto k = 0; k < CODECHAL_ENCODE_RECYCLED_BUFFER_NUM; k++)
    {
        for (auto i = 0; i < CODECHAL_VDENC_BRC_NUM_OF_PASSES; i++)
        {
            MOS_ZeroMemory(&m_resHucPakStitchDmemBuffer[k][i], sizeof(m_resHucPakStitchDmemBuffer[k][i]));  // HuC Pak Integration Dmem data for each pass
        }
    }
    MOS_ZeroMemory(&m_resBrcDataBuffer, sizeof(m_resBrcDataBuffer));

    m_vdencBrcInitDmemBufferSize = sizeof(CODECHAL_VDENC_HEVC_HUC_BRC_INIT_DMEM_G11);
    m_vdencBrcUpdateDmemBufferSize = sizeof(CODECHAL_VDENC_HEVC_HUC_BRC_UPDATE_DMEM_G11);
    m_vdencBrcConstDataBufferSize = sizeof(CODECHAL_VDENC_HEVC_HUC_BRC_CONSTANT_DATA_G11);
    m_maxNumSlicesSupported        = CODECHAL_VDENC_HEVC_MAX_SLICE_NUM;

    m_hwInterface->GetStateHeapSettings()->dwNumSyncTags = CODECHAL_ENCODE_HEVC_NUM_SYNC_TAGS;
    m_hwInterface->GetStateHeapSettings()->dwDshSize = CODECHAL_INIT_DSH_SIZE_HEVC_ENC;
#if defined(ENABLE_KERNELS) && !defined(_FULL_OPEN_SOURCE)
    m_kernelBase = (uint8_t*)IGCODECKRN_G11;
#endif

    MOS_STATUS eStatus = CodecHalGetKernelBinaryAndSize(
        m_kernelBase,
        m_kuidCommon,
        &m_kernelBinary,
        &m_combinedKernelSize);
    CODECHAL_ENCODE_ASSERT(eStatus == MOS_STATUS_SUCCESS);

    m_hwInterface->GetStateHeapSettings()->dwIshSize +=
        MOS_ALIGN_CEIL(m_combinedKernelSize, (1 << MHW_KERNEL_OFFSET_SHIFT));

    Mos_CheckVirtualEngineSupported(m_osInterface, false, true);
    Mos_SetVirtualEngineSupported(m_osInterface, true);

    CODECHAL_DEBUG_TOOL(
        CODECHAL_ENCODE_CHK_NULL_NO_STATUS_RETURN(m_encodeParState = MOS_New(CodechalDebugEncodeParG11, this));
        CreateHevcPar();
    )
}

MOS_STATUS CodechalVdencHevcStateG11::SetRegionsHuCPakIntegrate(
    PMHW_VDBOX_HUC_VIRTUAL_ADDR_PARAMS  virtualAddrParams)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS  eStatus = MOS_STATUS_SUCCESS;

    MOS_ZeroMemory(virtualAddrParams, sizeof(MHW_VDBOX_HUC_VIRTUAL_ADDR_PARAMS));
    // Add Virtual addr
    virtualAddrParams->regionParams[0].presRegion = &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource;  // Region 0 - Tile based input statistics from PAK/ VDEnc
    virtualAddrParams->regionParams[0].dwOffset   = 0;
    virtualAddrParams->regionParams[1].presRegion = &m_resHuCPakAggregatedFrameStatsBuffer.sResource;  // Region 1 - HuC Frame statistics output
    virtualAddrParams->regionParams[1].isWritable = true;
    virtualAddrParams->regionParams[4].presRegion = &m_resBitstreamBuffer;                         // Region 4 - Last Tile bitstream
    virtualAddrParams->regionParams[4].dwOffset   = MOS_ALIGN_FLOOR(m_tileParams[m_numTiles - 1].BitstreamByteOffset * CODECHAL_CACHELINE_SIZE, CODECHAL_PAGE_SIZE);
    virtualAddrParams->regionParams[5].presRegion = &m_resBitstreamBuffer;                         // Region 5 - HuC modifies the last tile bitstream before stitch command
    virtualAddrParams->regionParams[5].dwOffset   = MOS_ALIGN_FLOOR(m_tileParams[m_numTiles - 1].BitstreamByteOffset * CODECHAL_CACHELINE_SIZE, CODECHAL_PAGE_SIZE);
    virtualAddrParams->regionParams[5].isWritable = true;
    virtualAddrParams->regionParams[6].presRegion = &m_vdencBrcHistoryBuffer;                 // Region 6  History Buffer (Input/Output)
    virtualAddrParams->regionParams[6].isWritable = true;
    virtualAddrParams->regionParams[7].presRegion = &m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].OsResource;                // Region 7 - HCP PIC state command
    virtualAddrParams->regionParams[9].presRegion = &m_resBrcDataBuffer;                           // Region 9  HuC outputs BRC data
    virtualAddrParams->regionParams[9].isWritable = true;

    virtualAddrParams->regionParams[15].presRegion = &m_tileRecordBuffer[m_virtualEngineBbIndex].sResource;          // Region 15 [In/Out] - Tile Record Buffer
    virtualAddrParams->regionParams[15].dwOffset   = 0;                                                                 // Tile record is at offset 0 

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetDmemHuCPakIntegrate(
    PMHW_VDBOX_HUC_DMEM_STATE_PARAMS    dmemParams)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    MOS_LOCK_PARAMS lockFlagsWriteOnly;
    MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
    lockFlagsWriteOnly.WriteOnly = true;

    int32_t currentPass = GetCurrentPass();
    if (currentPass < 0 || currentPass >= CODECHAL_VDENC_BRC_NUM_OF_PASSES)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    HucPakStitchDmemVdencG11* hucPakStitchDmem = (HucPakStitchDmemVdencG11*)m_osInterface->pfnLockResource(
        m_osInterface, &(m_resHucPakStitchDmemBuffer[m_currRecycledBufIdx][currentPass]), &lockFlagsWriteOnly);
    CODECHAL_ENCODE_CHK_NULL_RETURN(hucPakStitchDmem);
    MOS_ZeroMemory(hucPakStitchDmem, sizeof(HucPakStitchDmemVdencG11));

    // Reset all the offsets to be shared in the huc dmem (6*5 DW's)
    memset(hucPakStitchDmem, 0xFF, 120);

    uint16_t numTileRows                        = m_hevcPicParams->num_tile_rows_minus1 + 1;
    uint16_t numTileColumns                     = m_hevcPicParams->num_tile_columns_minus1 + 1;
    uint16_t numTiles                           = numTileRows*numTileColumns;
    uint16_t numTilesPerPipe                    = m_numTiles / m_numPipe;

    hucPakStitchDmem->TotalSizeInCommandBuffer = m_numTiles * CODECHAL_CACHELINE_SIZE;
    // Last tile length may get modified by HuC. Obtain last Tile Record, Add an offset of 8bytes to skip address field in Tile Record
    hucPakStitchDmem->OffsetInCommandBuffer    = m_tileParams[m_numTiles - 1].TileSizeStreamoutOffset * CODECHAL_CACHELINE_SIZE + 8;
    hucPakStitchDmem->PicWidthInPixel          = (uint16_t)m_frameWidth;
    hucPakStitchDmem->PicHeightInPixel         = (uint16_t)m_frameHeight;
    hucPakStitchDmem->TotalNumberOfPAKs        = m_numPipe;
    hucPakStitchDmem->Codec                    = 2;             // 1: HEVC DP; 2: HEVC VDEnc; 3: VP9 VDEnc
    hucPakStitchDmem->MAXPass                  = m_brcEnabled ? CODECHAL_VDENC_BRC_NUM_OF_PASSES : 1;
    hucPakStitchDmem->CurrentPass              = (uint8_t) currentPass+1;      // // Current BRC pass [1..MAXPass]
    hucPakStitchDmem->MinCUSize                = m_hevcSeqParams->log2_min_coding_block_size_minus3 + 3;
    hucPakStitchDmem->CabacZeroWordFlag        = false;
    hucPakStitchDmem->bitdepth_luma            = m_hevcSeqParams->bit_depth_luma_minus8 + 8;    // default: 8
    hucPakStitchDmem->bitdepth_chroma          = m_hevcSeqParams->bit_depth_chroma_minus8 + 8;  // default: 8
    hucPakStitchDmem->ChromaFormatIdc          = m_hevcSeqParams->chroma_format_idc;

    hucPakStitchDmem->LastTileBS_StartInBytes = (m_tileParams[m_numTiles - 1].BitstreamByteOffset * CODECHAL_CACHELINE_SIZE) & (CODECHAL_PAGE_SIZE - 1);
    hucPakStitchDmem->PIC_STATE_StartInBytes   = (uint16_t)m_picStateCmdStartInBytes;

    if (m_numPipe > 1)
    {
        //Set the kernel output offsets
        hucPakStitchDmem->HEVC_PAKSTAT_offset[0]   = m_hevcFrameStatsOffset.uiHevcPakStatistics;
        hucPakStitchDmem->HEVC_Streamout_offset[0] = m_hevcFrameStatsOffset.uiHevcSliceStreamout;
        hucPakStitchDmem->TileSizeRecord_offset[0] = m_hevcFrameStatsOffset.uiTileSizeRecord;
        hucPakStitchDmem->VDENCSTAT_offset[0]      = m_hevcFrameStatsOffset.uiVdencStatistics;

        for (auto i = 0; i < m_numPipe; i++)
        {
            hucPakStitchDmem->NumTiles[i]   = numTilesPerPipe;
            hucPakStitchDmem->NumSlices[i]  = numTilesPerPipe;    // With tiling enabled, DDI restriction to have one slice per tile

            // Statistics are dumped out at a tile level. Driver shares with kernel starting offset of each pipe statistic.
            // Offset is calculated by adding size of statistics/pipe to the offset in combined statistics region.
            hucPakStitchDmem->TileSizeRecord_offset[i + 1] = (i * numTilesPerPipe * m_hevcStatsSize.uiTileSizeRecord) + m_hevcTileStatsOffset.uiTileSizeRecord;
            hucPakStitchDmem->HEVC_PAKSTAT_offset[i + 1]   = (i * numTilesPerPipe * m_hevcStatsSize.uiHevcPakStatistics) + m_hevcTileStatsOffset.uiHevcPakStatistics;
            hucPakStitchDmem->VDENCSTAT_offset[i + 1]      = (i * numTilesPerPipe * m_hevcStatsSize.uiVdencStatistics) + m_hevcTileStatsOffset.uiVdencStatistics;
            hucPakStitchDmem->HEVC_Streamout_offset[i + 1] = (i * hucPakStitchDmem->NumSlices[i] * CODECHAL_CACHELINE_SIZE) + m_hevcTileStatsOffset.uiHevcSliceStreamout;
            // All VP9 surfaces already initialized to 0xFFFFFFFF
        }
    }
    else
    {
        hucPakStitchDmem->NumTiles[0]               = numTiles;
        hucPakStitchDmem->TotalNumberOfPAKs         = m_numPipe;

        // non-scalable mode, only VDEnc statistics need to be aggregated
        hucPakStitchDmem->VDENCSTAT_offset[0] = m_hevcFrameStatsOffset.uiVdencStatistics;
        hucPakStitchDmem->VDENCSTAT_offset[1] = m_hevcTileStatsOffset.uiVdencStatistics;
    }

    m_osInterface->pfnUnlockResource(m_osInterface, &(m_resHucPakStitchDmemBuffer[m_currRecycledBufIdx][currentPass]));

    MOS_ZeroMemory(dmemParams, sizeof(MHW_VDBOX_HUC_DMEM_STATE_PARAMS));
    dmemParams->presHucDataSource = &(m_resHucPakStitchDmemBuffer[m_currRecycledBufIdx][currentPass]);
    dmemParams->dwDataLength = MOS_ALIGN_CEIL(sizeof(HucPakStitchDmemVdencG11), CODECHAL_CACHELINE_SIZE);
    dmemParams->dwDmemOffset = HUC_DMEM_OFFSET_RTOS_GEMS;

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::DumpHucDebugOutputBuffers()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    // Virtual Engine does only one submit per pass. Dump all HuC debug outputs
    bool dumpDebugBuffers = IsLastPipe();
    if (m_singleTaskPhaseSupported)
    {
        dumpDebugBuffers = dumpDebugBuffers && IsLastPass();
    }

    if (dumpDebugBuffers)
    {
        CODECHAL_DEBUG_TOOL(
            if(m_vdencHucUsed)
            {
                DumpHucBrcInit();
                DumpHucBrcUpdate(true);
                DumpHucBrcUpdate(false);
                DumpHucPakIntegrate();
            }
            else
            {
                DumpHucCqp();
            }
        )
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::AddVdencWalkerStateCmd(
    PMOS_COMMAND_BUFFER cmdBuffer,
    PMHW_VDBOX_HEVC_SLICE_STATE params)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_NULL_RETURN(cmdBuffer);
    CODECHAL_ENCODE_CHK_NULL_RETURN(params);

    MHW_VDBOX_VDENC_WALKER_STATE_PARAMS_G11 vdencWalkerStateParams;
    vdencWalkerStateParams.Mode = CODECHAL_ENCODE_MODE_HEVC;
    vdencWalkerStateParams.pHevcEncSeqParams = params->pEncodeHevcSeqParams;
    vdencWalkerStateParams.pHevcEncPicParams = params->pEncodeHevcPicParams;
    vdencWalkerStateParams.pEncodeHevcSliceParams = params->pEncodeHevcSliceParams;
    vdencWalkerStateParams.pTileCodingParams = static_cast<PMHW_VDBOX_HEVC_SLICE_STATE_G11>(params)->pTileCodingParams;
    vdencWalkerStateParams.dwTileId = static_cast<PMHW_VDBOX_HEVC_SLICE_STATE_G11>(params)->dwTileID;
    switch (static_cast<PMHW_VDBOX_HEVC_SLICE_STATE_G11>(params)->dwNumPipe)
    {
    case 0:
    case 1:
        vdencWalkerStateParams.dwNumberOfPipes = VDENC_PIPE_SINGLE_PIPE;
        break;
    case 2:
        vdencWalkerStateParams.dwNumberOfPipes = VDENC_PIPE_TWO_PIPE;
        break;
    case 4:
        vdencWalkerStateParams.dwNumberOfPipes = VDENC_PIPE_FOUR_PIPE;
        break;
    default:
        vdencWalkerStateParams.dwNumberOfPipes = VDENC_PIPE_INVALID;
        break;
    }
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdencWalkerStateCmd(cmdBuffer, &vdencWalkerStateParams));

    return eStatus;
}

void CodechalVdencHevcStateG11::CreateMhwParams()
{
    m_sliceStateParams = MOS_New(MHW_VDBOX_HEVC_SLICE_STATE_G11);
    m_pipeModeSelectParams = MOS_New(MHW_VDBOX_PIPE_MODE_SELECT_PARAMS_G11);
    m_pipeBufAddrParams = MOS_New(MHW_VDBOX_PIPE_BUF_ADDR_PARAMS_G11);
}

MOS_STATUS CodechalVdencHevcStateG11::CalculatePictureStateCommandSize()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    MHW_VDBOX_STATE_CMDSIZE_PARAMS_G11 stateCmdSizeParams;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(
        m_hwInterface->GetHxxStateCommandSize(
            CODECHAL_ENCODE_MODE_HEVC,
            &m_defaultPictureStatesSize,
            &m_defaultPicturePatchListSize,
            &stateCmdSizeParams));

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetPipeBufAddr(
    PMOS_COMMAND_BUFFER cmdBuffer)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    return m_mmcState->SetPipeBufAddr(m_pipeBufAddrParams, cmdBuffer);
}

MOS_STATUS CodechalVdencHevcStateG11::SetGpuCtxCreatOption()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;
    
    if (!MOS_VE_CTXBASEDSCHEDULING_SUPPORTED(m_osInterface))
    {
        CodechalEncoderState::SetGpuCtxCreatOption();
    }
    else
    {
        m_gpuCtxCreatOpt = MOS_New(MOS_GPUCTX_CREATOPTIONS_ENHANCED);
        CODECHAL_ENCODE_CHK_NULL_RETURN(m_gpuCtxCreatOpt);

        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalEncodeScalability_ConstructParmsForGpuCtxCreation(
            m_scalabilityState,
            (PMOS_GPUCTX_CREATOPTIONS_ENHANCED)m_gpuCtxCreatOpt));
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetTileData(
    MHW_VDBOX_HCP_TILE_CODING_PARAMS_G11*   tileCodingParams)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS  eStatus = MOS_STATUS_SUCCESS;

    if (!m_hevcPicParams->tiles_enabled_flag)
    {
        return eStatus;
    }

    uint32_t colBd[100] = { 0 };
    uint32_t numTileColumns = m_hevcPicParams->num_tile_columns_minus1 + 1;
    for (uint32_t i = 0; i < numTileColumns; i++)
    {
        colBd[i + 1] = colBd[i] + m_hevcPicParams->tile_column_width[i];
    }

    uint32_t rowBd[100] = { 0 };
    uint32_t numTileRows = m_hevcPicParams->num_tile_rows_minus1 + 1;
    for (uint32_t i = 0; i < numTileRows; i++)
    {
        rowBd[i + 1] = rowBd[i] + m_hevcPicParams->tile_row_height[i];
    }

    m_numTiles = numTileRows * numTileColumns;
    if (m_numTiles > CODECHAL_GET_WIDTH_IN_BLOCKS(m_frameWidth, CODECHAL_HEVC_VDENC_MIN_TILE_WIDTH_SIZE) *
        CODECHAL_GET_HEIGHT_IN_BLOCKS(m_frameHeight, CODECHAL_HEVC_VDENC_MIN_TILE_HEIGHT_SIZE))
    {
        return MOS_STATUS_INVALID_PARAMETER;
    }

    uint32_t const numCuRecordTab[] = { 1, 4, 16, 64 }; //LCU: 8x8->1, 16x16->4, 32x32->16, 64x64->64
    uint32_t       numCuRecord      = numCuRecordTab[MOS_MIN(3, m_hevcSeqParams->log2_max_coding_block_size_minus3)];
    uint32_t       maxBytePerLCU    = 1 << (m_hevcSeqParams->log2_max_coding_block_size_minus3 + 3);
    maxBytePerLCU = maxBytePerLCU * maxBytePerLCU; // number of pixels per LCU
    maxBytePerLCU                   = maxBytePerLCU * 3 / (m_is10BitHevc ? 1 : 2);  //assume 4:2:0 format
    uint32_t    bitstreamByteOffset = 0, saoRowstoreOffset = 0, cuLevelStreamoutOffset = 0, sseRowstoreOffset = 0;
    int32_t     frameWidthInMinCb  = m_hevcSeqParams->wFrameWidthInMinCbMinus1 + 1;
    int32_t     frameHeightInMinCb = m_hevcSeqParams->wFrameHeightInMinCbMinus1 + 1;
    int32_t     shift              = m_hevcSeqParams->log2_max_coding_block_size_minus3 - m_hevcSeqParams->log2_min_coding_block_size_minus3;
    uint32_t    ctbSize            = 1 << (m_hevcSeqParams->log2_max_coding_block_size_minus3 + 3);
    uint32_t    streamInWidthinLCU = MOS_ROUNDUP_DIVIDE((frameWidthInMinCb << (m_hevcSeqParams->log2_min_coding_block_size_minus3 + 3)), ctbSize);
    uint32_t    numLcuInPic        = 0;

    for (uint32_t numLcusInTiles = 0, i = 0; i < numTileRows; i++)
    {
        for (uint32_t j = 0; j < numTileColumns; j++)
        {
            numLcuInPic += m_hevcPicParams->tile_row_height[i] * m_hevcPicParams->tile_column_width[j];
        }
    }

    uint32_t    numSliceInTile     = 0;
    uint64_t    activeBitstreamSize = (uint64_t)m_encodeParams.dwBitstreamSize;
    // There would be padding at the end of last tile in CBR, reserve dedicated part in the BS buf
    if (m_hevcSeqParams->RateControlMethod == RATECONTROL_CBR)
    {
        // Assume max padding num < target frame size derived from target bit rate and frame rate
        uint32_t actualFrameRate = m_hevcSeqParams->FrameRate.Numerator / m_hevcSeqParams->FrameRate.Denominator;
        uint64_t reservedPart    = (uint64_t)m_hevcSeqParams->TargetBitRate / 8 / (uint64_t)actualFrameRate * 1024;

        if (reservedPart > activeBitstreamSize)
        {
            CODECHAL_ENCODE_ASSERTMESSAGE("Frame size cal from target Bit rate is larger than BS buf! Issues in CBR paras!");
            return MOS_STATUS_INVALID_PARAMETER;
        }

        // Capping the reserved part to 1/10 of bs buf size
        if (reservedPart > activeBitstreamSize / 10)
        {
            reservedPart = activeBitstreamSize / 10;
        }

        activeBitstreamSize -= reservedPart;
    }

    for (uint32_t numLcusInTiles = 0, i = 0; i < numTileRows; i++)
    {
        for (uint32_t j = 0; j < numTileColumns; j++)
        {
            uint32_t idx = i * numTileColumns + j;
            uint32_t numLcuInTile = m_hevcPicParams->tile_row_height[i] * m_hevcPicParams->tile_column_width[j];

            tileCodingParams[idx].TileStartLCUX = colBd[j];
            tileCodingParams[idx].TileStartLCUY = rowBd[i];

            tileCodingParams[idx].TileColumnStoreSelect = j % 2;
            tileCodingParams[idx].TileRowStoreSelect = i % 2;

            if (j != numTileColumns - 1)
            {
                tileCodingParams[idx].TileWidthInMinCbMinus1 = (m_hevcPicParams->tile_column_width[j] << shift) - 1;
                tileCodingParams[idx].IsLastTileofRow = false;
            }
            else
            {
                tileCodingParams[idx].TileWidthInMinCbMinus1 = (frameWidthInMinCb - (colBd[j] << shift)) - 1;
                tileCodingParams[idx].IsLastTileofRow = true;

            }

            if (i != numTileRows - 1)
            {
                tileCodingParams[idx].IsLastTileofColumn = false;
                tileCodingParams[idx].TileHeightInMinCbMinus1 = (m_hevcPicParams->tile_row_height[i] << shift) - 1;
            }
            else
            {
                tileCodingParams[idx].TileHeightInMinCbMinus1 = (frameHeightInMinCb - (rowBd[i] << shift)) - 1;
                tileCodingParams[idx].IsLastTileofColumn = true;
            }

            tileCodingParams[idx].NumOfTilesInFrame       = m_numTiles;
            tileCodingParams[idx].NumOfTileColumnsInFrame = numTileColumns;
            tileCodingParams[idx].CuRecordOffset = MOS_ALIGN_CEIL(((numCuRecord * numLcusInTiles) * m_hcpInterface->GetHevcEncCuRecordSize()),
                CODECHAL_CACHELINE_SIZE) / CODECHAL_CACHELINE_SIZE;
            tileCodingParams[idx].NumberOfActiveBePipes   = (m_numPipe > 1) ? m_numPipe : 1;

            tileCodingParams[idx].PakTileStatisticsOffset = 8 * idx;
            tileCodingParams[idx].TileSizeStreamoutOffset = idx;
            tileCodingParams[idx].Vp9ProbabilityCounterStreamoutOffset = 0;
            tileCodingParams[idx].presHcpSyncBuffer                    = &m_resHcpScalabilitySyncBuffer.sResource;
            tileCodingParams[idx].CuLevelStreamoutOffset = cuLevelStreamoutOffset;
            tileCodingParams[idx].SliceSizeStreamoutOffset = numSliceInTile;
            tileCodingParams[idx].SseRowstoreOffset = sseRowstoreOffset;
            tileCodingParams[idx].BitstreamByteOffset = bitstreamByteOffset;
            tileCodingParams[idx].SaoRowstoreOffset = saoRowstoreOffset;

            uint32_t tileHeightInLCU = MOS_ROUNDUP_DIVIDE(((tileCodingParams[idx].TileHeightInMinCbMinus1 + 1) << (m_hevcSeqParams->log2_min_coding_block_size_minus3 + 3)), ctbSize);
            uint32_t tileWidthInLCU  = MOS_ROUNDUP_DIVIDE(((tileCodingParams[idx].TileWidthInMinCbMinus1 + 1) << (m_hevcSeqParams->log2_min_coding_block_size_minus3 + 3)), ctbSize);

            //StreamIn data is 4 CLs per LCU
            tileCodingParams[idx].TileStreaminOffset = 4 * (tileCodingParams[idx].TileStartLCUY * streamInWidthinLCU + tileCodingParams[idx].TileStartLCUX * tileHeightInLCU);

            cuLevelStreamoutOffset += (tileCodingParams[idx].TileWidthInMinCbMinus1 + 1) * (tileCodingParams[idx].TileHeightInMinCbMinus1 + 1) * 16 / CODECHAL_CACHELINE_SIZE;
            sseRowstoreOffset += ((m_hevcPicParams->tile_column_width[j] + 3) * m_sizeOfSseSrcPixelRowStoreBufferPerLcu) / CODECHAL_CACHELINE_SIZE;
            saoRowstoreOffset += (MOS_ALIGN_CEIL(m_hevcPicParams->tile_column_width[j], 4) * CODECHAL_HEVC_SAO_STRMOUT_SIZE_PERLCU) / CODECHAL_CACHELINE_SIZE;

            uint64_t totalSizeTemp = (uint64_t)activeBitstreamSize * (uint64_t)numLcuInTile;
            uint32_t bitStreamSizePerTile = (uint32_t)(totalSizeTemp / (uint64_t)numLcuInPic) + ((totalSizeTemp % (uint64_t)numLcuInPic) ? 1 : 0);
            bitstreamByteOffset += MOS_ALIGN_CEIL(bitStreamSizePerTile, CODECHAL_CACHELINE_SIZE) / CODECHAL_CACHELINE_SIZE;

            numLcusInTiles += numLcuInTile;

            for (uint32_t slcCount = 0; slcCount < m_numSlices; slcCount++)
            {
                bool lastSliceInTile = false, sliceInTile = false;
                CODECHAL_ENCODE_CHK_STATUS_RETURN(IsSliceInTile(slcCount,
                    &tileCodingParams[idx],
                    &sliceInTile,
                    &lastSliceInTile));
                numSliceInTile += (sliceInTile ? 1 : 0);
            }
        }

        // same row store buffer for different tile rows.
        saoRowstoreOffset = 0;
        sseRowstoreOffset = 0;
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::IsSliceInTile(
    uint32_t                                sliceNumber,
    PMHW_VDBOX_HCP_TILE_CODING_PARAMS_G11   currentTile,
    bool                                   *sliceInTile,
    bool                                   *lastSliceInTile)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS  eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_CHK_NULL_RETURN(currentTile);
    CODECHAL_ENCODE_CHK_NULL_RETURN(sliceInTile);
    CODECHAL_ENCODE_CHK_NULL_RETURN(lastSliceInTile);

    if (!m_hevcPicParams->tiles_enabled_flag)
    {
        *lastSliceInTile = *sliceInTile = true;
        return eStatus;
    }

    uint32_t shift            = m_hevcSeqParams->log2_max_coding_block_size_minus3 - m_hevcSeqParams->log2_min_coding_block_size_minus3;
    uint32_t residual = (1 << shift) - 1;
    uint32_t frameWidthInLCU  = (m_hevcSeqParams->wFrameWidthInMinCbMinus1 + 1 + residual) >> shift;
    uint32_t frameHeightInLCU = (m_hevcSeqParams->wFrameHeightInMinCbMinus1 + 1 + residual) >> shift;

    PCODEC_HEVC_ENCODE_SLICE_PARAMS hevcSlcParams = &m_hevcSliceParams[sliceNumber];
    uint32_t sliceStartLCU = hevcSlcParams->slice_segment_address;
    uint32_t sliceLCUx = sliceStartLCU % frameWidthInLCU;
    uint32_t sliceLCUy = sliceStartLCU / frameWidthInLCU;

    uint32_t tileColumnWidth = (currentTile->TileWidthInMinCbMinus1 + 1 + residual) >> shift;
    uint32_t tileRowHeight = (currentTile->TileHeightInMinCbMinus1 + 1 + residual) >> shift;
    if (sliceLCUx <  currentTile->TileStartLCUX ||
        sliceLCUy <  currentTile->TileStartLCUY ||
        sliceLCUx >= currentTile->TileStartLCUX + tileColumnWidth ||
        sliceLCUy >= currentTile->TileStartLCUY + tileRowHeight
        )
    {
        // slice start is not in the tile boundary
        *lastSliceInTile = *sliceInTile = false;
        return eStatus;
    }

    sliceLCUx += (hevcSlcParams->NumLCUsInSlice - 1) % tileColumnWidth;
    sliceLCUy += (hevcSlcParams->NumLCUsInSlice - 1) / tileColumnWidth;

    if (sliceLCUx >= currentTile->TileStartLCUX + tileColumnWidth)
    {
        sliceLCUx -= tileColumnWidth;
        sliceLCUy++;
    }

    if (sliceLCUx <  currentTile->TileStartLCUX ||
        sliceLCUy <  currentTile->TileStartLCUY ||
        sliceLCUx >= currentTile->TileStartLCUX + tileColumnWidth ||
        sliceLCUy >= currentTile->TileStartLCUY + tileRowHeight
        )
    {
        // last LCU of the slice is out of the tile boundary
        *lastSliceInTile = *sliceInTile = false;
        return eStatus;
    }

    *sliceInTile = true;

    sliceLCUx++;
    sliceLCUy++;

    // the end of slice is at the boundary of tile
    *lastSliceInTile = (
        sliceLCUx == currentTile->TileStartLCUX + tileColumnWidth &&
        sliceLCUy == currentTile->TileStartLCUY + tileRowHeight);

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::VerifyCommandBufferSize()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    if (UseRenderCommandBuffer() || m_numPipe == 1)
    {
        // legacy mode & resize CommandBuffer Size for every BRC pass
        if (!m_singleTaskPhaseSupported)
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(VerifySpaceAvailable());
        }
        return eStatus;
    }

    // virtual engine
    uint32_t requestedSize =
        m_pictureStatesSize +
        m_extraPictureStatesSize +
        (m_sliceStatesSize * m_numSlices);

    requestedSize += (requestedSize * m_numPassesInOnePipe + m_hucCommandsSize);

    // Running in the multiple VDBOX mode
    int currentPipe = GetCurrentPipe();
    if (currentPipe < 0 || currentPipe >= m_numPipe)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }
    int currentPass = GetCurrentPass();
    if (currentPass < 0 || currentPass >= CODECHAL_HEVC_MAX_NUM_BRC_PASSES)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    if (IsFirstPipe() && m_osInterface->bUsesPatchList)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(VerifySpaceAvailable());
    }

    PMOS_COMMAND_BUFFER pCmdBuffer;
    if (m_osInterface->phasedSubmission)
    {
        m_osInterface->pfnVerifyCommandBufferSize(m_osInterface, requestedSize, 0);
        return eStatus;
    }
    else
    {
        pCmdBuffer = m_singleTaskPhaseSupported ? &m_veBatchBuffer[m_virtualEngineBbIndex][currentPipe][0] : &m_veBatchBuffer[m_virtualEngineBbIndex][currentPipe][currentPass];
    }

    if (Mos_ResourceIsNull(&pCmdBuffer->OsResource) ||
        m_sizeOfVeBatchBuffer < requestedSize)
    {
        MOS_ALLOC_GFXRES_PARAMS allocParamsForBufferLinear;

        MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
        allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
        allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
        allocParamsForBufferLinear.Format = Format_Buffer;
        allocParamsForBufferLinear.dwBytes = requestedSize;
        allocParamsForBufferLinear.pBufName = "Batch buffer for each VDBOX";

        if (!Mos_ResourceIsNull(&pCmdBuffer->OsResource))
        {
            if (pCmdBuffer->pCmdBase)
            {
                m_osInterface->pfnUnlockResource(m_osInterface, &pCmdBuffer->OsResource);
            }
            m_osInterface->pfnFreeResource(m_osInterface, &pCmdBuffer->OsResource);
        }

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnAllocateResource(
            m_osInterface,
            &allocParamsForBufferLinear,
            &pCmdBuffer->OsResource));

        m_sizeOfVeBatchBuffer = requestedSize;
    }

    if (pCmdBuffer->pCmdBase == nullptr)
    {
        MOS_LOCK_PARAMS lockParams;
        MOS_ZeroMemory(&lockParams, sizeof(lockParams));
        lockParams.WriteOnly = true;
        pCmdBuffer->pCmdPtr = pCmdBuffer->pCmdBase = (uint32_t *)m_osInterface->pfnLockResource(m_osInterface, &pCmdBuffer->OsResource, &lockParams);
        pCmdBuffer->iRemaining                     = m_sizeOfVeBatchBuffer;
        pCmdBuffer->iOffset = 0;

        if (pCmdBuffer->pCmdBase == nullptr)
        {
            eStatus = MOS_STATUS_NULL_POINTER;
            return eStatus;
        }
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::GetCommandBuffer(PMOS_COMMAND_BUFFER cmdBuffer)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_NULL_RETURN(cmdBuffer);
    CODECHAL_ENCODE_CHK_NULL_RETURN(m_osInterface->osCpInterface);

    if (UseRenderCommandBuffer() || m_numPipe == 1)
    {
        // legacy mode
        m_realCmdBuffer.pCmdBase = m_realCmdBuffer.pCmdPtr = nullptr;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnGetCommandBuffer(m_osInterface, cmdBuffer, 0));
        return eStatus;
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnGetCommandBuffer(m_osInterface, &m_realCmdBuffer, 0));

    int currentPipe = GetCurrentPipe();
    if (currentPipe < 0 || currentPipe >= m_numPipe)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }
    int currentPass = GetCurrentPass();
    if (currentPass < 0 || currentPass >= CODECHAL_HEVC_MAX_NUM_BRC_PASSES)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    if (m_osInterface->phasedSubmission)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnGetCommandBuffer(m_osInterface, cmdBuffer, currentPipe + 1));

        CodecHalEncodeScalability_EncodePhaseToSubmissionType(IsFirstPipe(), cmdBuffer);
        if (IsLastPipe())
        {
            cmdBuffer->iSubmissionType |= SUBMISSION_TYPE_MULTI_PIPE_FLAGS_LAST_PIPE;
        }
    }
    else
    {
        *cmdBuffer = m_singleTaskPhaseSupported ? m_veBatchBuffer[m_virtualEngineBbIndex][currentPipe][0] : m_veBatchBuffer[m_virtualEngineBbIndex][currentPipe][currentPass];
    }

    if (m_osInterface->osCpInterface->IsCpEnabled() && cmdBuffer->iOffset == 0)
    {
        // Insert CP Prolog
        CODECHAL_ENCODE_NORMALMESSAGE("Adding cp prolog for secure scalable encode");
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hwInterface->GetCpInterface()->AddProlog(m_osInterface, cmdBuffer));
    }
    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::ReturnCommandBuffer(PMOS_COMMAND_BUFFER cmdBuffer)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_NULL_RETURN(cmdBuffer);

    if (UseRenderCommandBuffer() || m_numPipe == 1)
    {
        // legacy mode
        m_osInterface->pfnReturnCommandBuffer(m_osInterface, cmdBuffer, 0);
        return eStatus;
    }

    // virtual engine
    int currentPipe = GetCurrentPipe();
    if (currentPipe < 0 || currentPipe >= m_numPipe)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }
    int currentPass = GetCurrentPass();
    if (currentPass < 0 || currentPass >= CODECHAL_HEVC_MAX_NUM_BRC_PASSES)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    if (m_osInterface->phasedSubmission)
    {
        m_osInterface->pfnReturnCommandBuffer(m_osInterface, cmdBuffer, currentPipe + 1);
        m_osInterface->pfnReturnCommandBuffer(m_osInterface, &m_realCmdBuffer, 0);
    }
    else
    {
        uint8_t passIndex = m_singleTaskPhaseSupported ? 0 : currentPass;
        m_veBatchBuffer[m_virtualEngineBbIndex][currentPipe][passIndex] = *cmdBuffer;
        m_osInterface->pfnReturnCommandBuffer(m_osInterface, &m_realCmdBuffer, 0);
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SubmitCommandBuffer(
    PMOS_COMMAND_BUFFER cmdBuffer,
    bool                nullRendering)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_NULL_RETURN(cmdBuffer);

    if (UseRenderCommandBuffer() || m_numPipe == 1)
    {
        // legacy mode
        if (!UseRenderCommandBuffer() && MOS_VE_SUPPORTED(m_osInterface))  // Set VE Hints for video contexts only
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(SetAndPopulateVEHintParams(cmdBuffer));
        }
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnSubmitCommandBuffer(m_osInterface, cmdBuffer, nullRendering));
        return eStatus;
    }

    bool cmdBufferReadyForSubmit = IsLastPipe();

    // In STF, Hold the command buffer submission till last pass
    if (m_singleTaskPhaseSupported)
    {
        cmdBufferReadyForSubmit = cmdBufferReadyForSubmit && IsLastPass();
    }

    if(!cmdBufferReadyForSubmit)
    {
        return eStatus;
    }

    int currentPass = GetCurrentPass();
    if (currentPass < 0 || currentPass >= CODECHAL_HEVC_MAX_NUM_BRC_PASSES)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    if (m_osInterface->phasedSubmission)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnSubmitCommandBuffer(m_osInterface, &m_realCmdBuffer, nullRendering));
    }
    else
    {
        uint8_t passIndex = m_singleTaskPhaseSupported ? 0 : currentPass;

        for (uint32_t i = 0; i < m_numPipe; i++)
        {
            PMOS_COMMAND_BUFFER cmdBuffer = &m_veBatchBuffer[m_virtualEngineBbIndex][i][passIndex];

            if(cmdBuffer->pCmdBase)
            {
                m_osInterface->pfnUnlockResource(m_osInterface, &cmdBuffer->OsResource);
            }

            cmdBuffer->pCmdBase = 0;
            cmdBuffer->iOffset = cmdBuffer->iRemaining = 0;
        }
        m_sizeOfVeBatchBuffer = 0;

        if(eStatus == MOS_STATUS_SUCCESS)
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(SetAndPopulateVEHintParams(&m_realCmdBuffer));
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnSubmitCommandBuffer(m_osInterface, &m_realCmdBuffer, nullRendering));
        }
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SendPrologWithFrameTracking(
    PMOS_COMMAND_BUFFER         cmdBuffer,
    bool                        frameTrackingRequested,
    MHW_MI_MMIOREGISTERS       *mmioRegister)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_NULL_RETURN(cmdBuffer);

    if (UseRenderCommandBuffer())
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalEncoderState::SendPrologWithFrameTracking(cmdBuffer, frameTrackingRequested, mmioRegister));
        return eStatus;
    }

    if (!IsLastPipe())
    {
        return eStatus;
    }

    PMOS_COMMAND_BUFFER commandBufferInUse;
    if (m_realCmdBuffer.pCmdBase)
    {
        commandBufferInUse = &m_realCmdBuffer;
    }
    else
        if (cmdBuffer && cmdBuffer->pCmdBase)
        {
            commandBufferInUse = cmdBuffer;
        }
        else
        {
            eStatus = MOS_STATUS_INVALID_PARAMETER;
            return eStatus;
        }

    // initialize command buffer attributes
    commandBufferInUse->Attributes.bTurboMode = m_hwInterface->m_turboMode;
    commandBufferInUse->Attributes.dwNumRequestedEUSlices = m_hwInterface->m_numRequestedEuSlices;
    commandBufferInUse->Attributes.dwNumRequestedSubSlices = m_hwInterface->m_numRequestedSubSlices;
    commandBufferInUse->Attributes.dwNumRequestedEUs = m_hwInterface->m_numRequestedEus;
    commandBufferInUse->Attributes.bValidPowerGatingRequest = true;

    if (frameTrackingRequested && m_frameTrackingEnabled)
    {
        commandBufferInUse->Attributes.bEnableMediaFrameTracking = true;
        commandBufferInUse->Attributes.resMediaFrameTrackingSurface =
            &m_encodeStatusBuf.resStatusBuffer;
        commandBufferInUse->Attributes.dwMediaFrameTrackingTag = m_storeData;
        // Set media frame tracking address offset(the offset from the encoder status buffer page)
        commandBufferInUse->Attributes.dwMediaFrameTrackingAddrOffset = 0;
    }

    MHW_GENERIC_PROLOG_PARAMS  genericPrologParams;
    MOS_ZeroMemory(&genericPrologParams, sizeof(genericPrologParams));
    genericPrologParams.pOsInterface = m_hwInterface->GetOsInterface();
    genericPrologParams.pvMiInterface = m_hwInterface->GetMiInterface();
    genericPrologParams.bMmcEnabled = m_mmcState ? m_mmcState->IsMmcEnabled() : false;
    genericPrologParams.dwStoreDataValue = m_storeData - 1;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(Mhw_SendGenericPrologCmd(commandBufferInUse, &genericPrologParams));

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetSliceStructs()
{
    MOS_STATUS                          eStatus = MOS_STATUS_SUCCESS;
    eStatus = CodechalEncodeHevcBase::SetSliceStructs();
    m_numPassesInOnePipe                        = m_numPasses;
    m_numPasses                                 = (m_numPasses + 1) * m_numPipe - 1;
    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::AllocateTileStatistics()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS                  eStatus = MOS_STATUS_SUCCESS;

    if (!m_hevcPicParams->tiles_enabled_flag)
    {
        return eStatus;
    }

    auto num_tile_rows    = m_hevcPicParams->num_tile_rows_minus1 + 1;
    auto num_tile_columns = m_hevcPicParams->num_tile_columns_minus1 + 1;
    auto num_tiles = num_tile_rows*num_tile_columns;

    MOS_ZeroMemory(&m_hevcFrameStatsOffset, sizeof(HEVC_TILE_STATS_INFO));
    MOS_ZeroMemory(&m_hevcTileStatsOffset, sizeof(HEVC_TILE_STATS_INFO));
    MOS_ZeroMemory(&m_hevcStatsSize, sizeof(HEVC_TILE_STATS_INFO));

    MOS_LOCK_PARAMS lockFlagsWriteOnly;
    MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
    lockFlagsWriteOnly.WriteOnly = true;

    // Set the maximum size based on frame level statistics.
    m_hevcStatsSize.uiTileSizeRecord     = CODECHAL_CACHELINE_SIZE;
    m_hevcStatsSize.uiHevcPakStatistics  = m_sizeOfHcpPakFrameStats;
    m_hevcStatsSize.uiVdencStatistics    = m_vdencEnabled ? CODECHAL_HEVC_VDENC_STATS_SIZE : 0;
    m_hevcStatsSize.uiHevcSliceStreamout = CODECHAL_CACHELINE_SIZE;

    // Maintain the offsets to use for patching addresses in to the HuC Pak Integration kernel Aggregated Frame Statistics Output Buffer
    // Each offset needs to be page aligned as the combined region is fed into different page aligned HuC regions
    m_hevcFrameStatsOffset.uiTileSizeRecord     = 0;  // Tile Size Record is not present in resHuCPakAggregatedFrameStatsBuffer
    m_hevcFrameStatsOffset.uiHevcPakStatistics  = 0;
    m_hevcFrameStatsOffset.uiVdencStatistics    = MOS_ALIGN_CEIL(m_hevcFrameStatsOffset.uiHevcPakStatistics + m_hevcStatsSize.uiHevcPakStatistics, CODECHAL_PAGE_SIZE);
    m_hevcFrameStatsOffset.uiHevcSliceStreamout = MOS_ALIGN_CEIL(m_hevcFrameStatsOffset.uiVdencStatistics + m_hevcStatsSize.uiVdencStatistics, CODECHAL_PAGE_SIZE);

    // Frame level statistics
    m_hwInterface->m_pakIntAggregatedFrameStatsSize = MOS_ALIGN_CEIL(m_hevcFrameStatsOffset.uiHevcSliceStreamout + (m_hevcStatsSize.uiHevcSliceStreamout * m_numLcu), CODECHAL_PAGE_SIZE);

    // HEVC Frame Statistics Buffer - Output from HuC PAK Integration kernel
    if (Mos_ResourceIsNull(&m_resHuCPakAggregatedFrameStatsBuffer.sResource))
    {
        MOS_ALLOC_GFXRES_PARAMS allocParamsForBufferLinear;
        MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
        allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
        allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
        allocParamsForBufferLinear.Format = Format_Buffer;
        allocParamsForBufferLinear.dwBytes = m_hwInterface->m_pakIntAggregatedFrameStatsSize;
        allocParamsForBufferLinear.pBufName = "HCP Aggregated Frame Statistics Streamout Buffer";

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnAllocateResource(
            m_osInterface,
            &allocParamsForBufferLinear,
            &m_resHuCPakAggregatedFrameStatsBuffer.sResource));
        m_resHuCPakAggregatedFrameStatsBuffer.dwSize = m_hwInterface->m_pakIntAggregatedFrameStatsSize;

        uint8_t *data = (uint8_t *)m_osInterface->pfnLockResource(
            m_osInterface,
            &m_resHuCPakAggregatedFrameStatsBuffer.sResource,
            &lockFlagsWriteOnly);

        CODECHAL_ENCODE_CHK_NULL_RETURN(data);
        MOS_ZeroMemory(data, allocParamsForBufferLinear.dwBytes);
        m_osInterface->pfnUnlockResource(m_osInterface, &m_resHuCPakAggregatedFrameStatsBuffer.sResource);
    }

    // Maintain the offsets to use for patching addresses in to the Tile Based Statistics Buffer
    // Each offset needs to be page aligned as the combined region is fed into different page aligned HuC regions
    m_hevcTileStatsOffset.uiTileSizeRecord     = 0; // TileReord is in a separated resource
    m_hevcTileStatsOffset.uiHevcPakStatistics  = 0; // PakStaticstics is head of m_resTileBasedStatisticsBuffer
    m_hevcTileStatsOffset.uiVdencStatistics    = MOS_ALIGN_CEIL(m_hevcTileStatsOffset.uiHevcPakStatistics + (m_hevcStatsSize.uiHevcPakStatistics * num_tiles), CODECHAL_PAGE_SIZE);
    m_hevcTileStatsOffset.uiHevcSliceStreamout = MOS_ALIGN_CEIL(m_hevcTileStatsOffset.uiVdencStatistics + (m_hevcStatsSize.uiVdencStatistics * num_tiles), CODECHAL_PAGE_SIZE);
    // Combined statistics size for all tiles
    m_hwInterface->m_pakIntTileStatsSize = MOS_ALIGN_CEIL(m_hevcTileStatsOffset.uiHevcSliceStreamout + m_hevcStatsSize.uiHevcSliceStreamout * m_numLcu, CODECHAL_PAGE_SIZE);

    // Tile size record size for all tiles
    m_hwInterface->m_tileRecordSize = m_hevcStatsSize.uiTileSizeRecord * num_tiles;

    if (Mos_ResourceIsNull(&m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource) || m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].dwSize < m_hwInterface->m_pakIntTileStatsSize)
    {
        if (!Mos_ResourceIsNull(&m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource))
        {
            m_osInterface->pfnFreeResource(m_osInterface, &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource);
        }
        MOS_ALLOC_GFXRES_PARAMS allocParamsForBufferLinear;
        MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
        allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
        allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
        allocParamsForBufferLinear.Format = Format_Buffer;
        allocParamsForBufferLinear.dwBytes = m_hwInterface->m_pakIntTileStatsSize;
        allocParamsForBufferLinear.pBufName = "HCP Tile Level Statistics Streamout Buffer";

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnAllocateResource(
            m_osInterface,
            &allocParamsForBufferLinear,
            &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource));
        m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].dwSize = m_hwInterface->m_pakIntTileStatsSize;

        uint8_t *pData = (uint8_t *)m_osInterface->pfnLockResource(
            m_osInterface,
            &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource,
            &lockFlagsWriteOnly);
        CODECHAL_ENCODE_CHK_NULL_RETURN(pData);

        MOS_ZeroMemory(pData, allocParamsForBufferLinear.dwBytes);
        m_osInterface->pfnUnlockResource(m_osInterface, &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource);
    }

    if (Mos_ResourceIsNull(&m_tileRecordBuffer[m_virtualEngineBbIndex].sResource) || m_tileRecordBuffer[m_virtualEngineBbIndex].dwSize < m_hwInterface->m_tileRecordSize)
    {
        if (!Mos_ResourceIsNull(&m_tileRecordBuffer[m_virtualEngineBbIndex].sResource))
        {
            m_osInterface->pfnFreeResource(m_osInterface, &m_tileRecordBuffer[m_virtualEngineBbIndex].sResource);
        }
        MOS_ALLOC_GFXRES_PARAMS allocParamsForBufferLinear;
        MOS_ZeroMemory(&allocParamsForBufferLinear, sizeof(MOS_ALLOC_GFXRES_PARAMS));
        allocParamsForBufferLinear.Type = MOS_GFXRES_BUFFER;
        allocParamsForBufferLinear.TileType = MOS_TILE_LINEAR;
        allocParamsForBufferLinear.Format = Format_Buffer;
        allocParamsForBufferLinear.dwBytes = m_hwInterface->m_tileRecordSize;
        allocParamsForBufferLinear.pBufName = "Tile Record Buffer";

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_osInterface->pfnAllocateResource(
            m_osInterface,
            &allocParamsForBufferLinear,
            &m_tileRecordBuffer[m_virtualEngineBbIndex].sResource));
        m_tileRecordBuffer[m_virtualEngineBbIndex].dwSize = m_hwInterface->m_tileRecordSize;

        uint8_t *pData = (uint8_t *)m_osInterface->pfnLockResource(
            m_osInterface,
            &m_tileRecordBuffer[m_virtualEngineBbIndex].sResource,
            &lockFlagsWriteOnly);
        CODECHAL_ENCODE_CHK_NULL_RETURN(pData);

        MOS_ZeroMemory(pData, allocParamsForBufferLinear.dwBytes);
        m_osInterface->pfnUnlockResource(m_osInterface, &m_tileRecordBuffer[m_virtualEngineBbIndex].sResource);
    }

    return eStatus;
}

void CodechalVdencHevcStateG11::SetHcpPipeBufAddrParams(MHW_VDBOX_PIPE_BUF_ADDR_PARAMS& pipeBufAddrParams)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    CodechalEncodeHevcBase::SetHcpPipeBufAddrParams(pipeBufAddrParams);

    PCODECHAL_ENCODE_BUFFER tileStatisticsBuffer = &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex];
    if (!Mos_ResourceIsNull(&tileStatisticsBuffer->sResource) && (m_numPipe > 1))
    {
        pipeBufAddrParams.presLcuBaseAddressBuffer = &tileStatisticsBuffer->sResource;
        pipeBufAddrParams.dwLcuStreamOutOffset         = m_hevcTileStatsOffset.uiHevcSliceStreamout;
        pipeBufAddrParams.presFrameStatStreamOutBuffer = &tileStatisticsBuffer->sResource;
        pipeBufAddrParams.dwFrameStatStreamOutOffset   = m_hevcTileStatsOffset.uiHevcPakStatistics;
    }
}

MOS_STATUS CodechalVdencHevcStateG11::ReadSseStatistics(PMOS_COMMAND_BUFFER cmdBuffer)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_STATUS                  eStatus = MOS_STATUS_SUCCESS;

    // encodeStatus is offset by 2 DWs in the resource
    uint32_t sseOffsetinBytes = (m_encodeStatusBuf.wCurrIndex * m_encodeStatusBuf.dwReportSize) + sizeof(uint32_t) * 2 + m_encodeStatusBuf.dwSumSquareErrorOffset;
    for (auto i = 0; i < 6; i++)    // 64 bit SSE values for luma/ chroma channels need to be copied
    {
        MHW_MI_COPY_MEM_MEM_PARAMS miCpyMemMemParams;
        MOS_ZeroMemory(&miCpyMemMemParams, sizeof(miCpyMemMemParams));
        miCpyMemMemParams.presSrc     = m_hevcPicParams->tiles_enabled_flag && (m_numPipe > 1) ? &m_resHuCPakAggregatedFrameStatsBuffer.sResource : &m_resFrameStatStreamOutBuffer;
        miCpyMemMemParams.dwSrcOffset = (HEVC_PAK_STATISTICS_SSE_OFFSET + i) * sizeof(uint32_t);    // SSE luma offset is located at DW32 in Frame statistics, followed by chroma
        miCpyMemMemParams.presDst = &m_encodeStatusBuf.resStatusBuffer;
        miCpyMemMemParams.dwDstOffset = sseOffsetinBytes + i * sizeof(uint32_t);
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiCopyMemMemCmd(cmdBuffer, &miCpyMemMemParams));
    }
    return eStatus;
}

void CodechalVdencHevcStateG11::SetHcpIndObjBaseAddrParams(MHW_VDBOX_IND_OBJ_BASE_ADDR_PARAMS& indObjBaseAddrParams)
{
    PCODECHAL_ENCODE_BUFFER tileRecordBuffer    = &m_tileRecordBuffer[m_virtualEngineBbIndex];
    bool useTileRecordBuffer = !Mos_ResourceIsNull(&tileRecordBuffer->sResource);

    MOS_ZeroMemory(&indObjBaseAddrParams, sizeof(indObjBaseAddrParams));
    indObjBaseAddrParams.Mode = CODECHAL_ENCODE_MODE_HEVC;
    indObjBaseAddrParams.presMvObjectBuffer = &m_resMbCodeSurface;
    indObjBaseAddrParams.dwMvObjectOffset = m_mvOffset;
    indObjBaseAddrParams.dwMvObjectSize = m_mbCodeSize - m_mvOffset;
    indObjBaseAddrParams.presPakBaseObjectBuffer = &m_resBitstreamBuffer;
    indObjBaseAddrParams.dwPakBaseObjectSize = m_bitstreamUpperBound;
    indObjBaseAddrParams.presPakTileSizeStasBuffer = useTileRecordBuffer ? &tileRecordBuffer->sResource : nullptr;
    indObjBaseAddrParams.dwPakTileSizeStasBufferSize = useTileRecordBuffer ? m_hwInterface->m_tileRecordSize : 0;
    indObjBaseAddrParams.dwPakTileSizeRecordOffset   = useTileRecordBuffer ? m_hevcTileStatsOffset.uiTileSizeRecord : 0;
}

MOS_STATUS CodechalVdencHevcStateG11::HuCLookaheadInit()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    m_firstTaskInPhase = !m_singleTaskPhaseSupported;
    m_lastTaskInPhase  = !m_singleTaskPhaseSupported;

    // set DMEM
    uint32_t initVbvFullness = MOS_MIN(m_hevcSeqParams->InitVBVBufferFullnessInBit, m_hevcSeqParams->VBVBufferSizeInBit);
    MOS_LOCK_PARAMS lockFlagsWriteOnly;
    MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
    lockFlagsWriteOnly.WriteOnly = true;

    auto dmem = (PCodechalVdencHevcLaDmem)m_osInterface->pfnLockResource(
        m_osInterface, &m_vdencLaInitDmemBuffer, &lockFlagsWriteOnly);
    CODECHAL_ENCODE_CHK_NULL_RETURN(dmem);
    MOS_ZeroMemory(dmem, sizeof(dmem));

    uint8_t downscaleRatioIndicator = 2;  // 4x downscaling
    if (m_hevcPicParams->DownScaleRatio.fields.X16Minus1_X == 15 && m_hevcPicParams->DownScaleRatio.fields.X16Minus1_Y == 15)
    {
        downscaleRatioIndicator = 0;  // no downscaling
    }

    dmem->lookAheadFunc      = 0;
    dmem->lengthAhead        = m_lookaheadDepth;
    dmem->vbvBufferSize      = m_hevcSeqParams->VBVBufferSizeInBit / m_averageFrameSize;
    dmem->vbvInitialFullness = initVbvFullness / m_averageFrameSize;
    dmem->statsRecords       = m_numLaDataEntry;
    dmem->avgFrameSizeInByte = m_averageFrameSize >> 3;
    dmem->downscaleRatio     = downscaleRatioIndicator;
    dmem->PGop               = 4;
    dmem->maxGop             = m_hevcSeqParams->MaxAdaptiveGopPicSize;
    dmem->minGop             = m_hevcSeqParams->MinAdaptiveGopPicSize;
    dmem->adaptiveIDR        = (uint8_t)m_lookaheadAdaptiveI;

    m_osInterface->pfnUnlockResource(m_osInterface, &m_vdencLaInitDmemBuffer);

    // set HuC regions
    MHW_VDBOX_HUC_VIRTUAL_ADDR_PARAMS virtualAddrParams;
    MOS_ZeroMemory(&virtualAddrParams, sizeof(virtualAddrParams));
    virtualAddrParams.regionParams[0].presRegion = &m_vdencLaHistoryBuffer; 
    virtualAddrParams.regionParams[0].isWritable = true; 

#if USE_CODECHAL_DEBUG_TOOL && _ENCODE_VDENC_RESERVED
    if (m_swLaMode)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHal_DbgCallSwLookaheadImpl(
            m_debugInterface,
            m_swLaMode,
            CODECHAL_MEDIA_STATE_BRC_INIT_RESET,
            &m_vdencLaInitDmemBuffer,
            nullptr,
            &virtualAddrParams));

        return eStatus;
    }
#endif

    MOS_COMMAND_BUFFER cmdBuffer;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));

    if (!m_singleTaskPhaseSupported || m_firstTaskInPhase)
    {
        // Send command buffer header at the beginning (OS dependent)
        bool requestFrameTracking = m_singleTaskPhaseSupported ? m_firstTaskInPhase : 0;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendPrologWithFrameTracking(&cmdBuffer, requestFrameTracking));
    }

    // load kernel from WOPCM into L2 storage RAM
    MHW_VDBOX_HUC_IMEM_STATE_PARAMS imemParams;
    MOS_ZeroMemory(&imemParams, sizeof(imemParams));
    imemParams.dwKernelDescriptor = m_vdboxHucHevcLaAnalysisKernelDescriptor;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucImemStateCmd(&cmdBuffer, &imemParams));

    // pipe mode select
    MHW_VDBOX_PIPE_MODE_SELECT_PARAMS pipeModeSelectParams;
    pipeModeSelectParams.Mode = m_mode;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucPipeModeSelectCmd(&cmdBuffer, &pipeModeSelectParams));

    // set HuC DMEM param
    MHW_VDBOX_HUC_DMEM_STATE_PARAMS dmemParams;
    MOS_ZeroMemory(&dmemParams, sizeof(dmemParams));
    dmemParams.presHucDataSource = &m_vdencLaInitDmemBuffer;
    dmemParams.dwDataLength = MOS_ALIGN_CEIL(m_vdencLaInitDmemBufferSize, CODECHAL_CACHELINE_SIZE);
    dmemParams.dwDmemOffset = HUC_DMEM_OFFSET_RTOS_GEMS;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucDmemStateCmd(&cmdBuffer, &dmemParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucVirtualAddrStateCmd(&cmdBuffer, &virtualAddrParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucStartCmd(&cmdBuffer, true));

    // wait Huc completion (use HEVC bit for now)
    MHW_VDBOX_VD_PIPE_FLUSH_PARAMS vdPipeFlushParams;
    MOS_ZeroMemory(&vdPipeFlushParams, sizeof(vdPipeFlushParams));
    vdPipeFlushParams.Flags.bFlushHEVC = 1;
    vdPipeFlushParams.Flags.bWaitDoneHEVC = 1;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdPipelineFlushCmd(&cmdBuffer, &vdPipeFlushParams));

    // Flush the engine to ensure memory written out
    MHW_MI_FLUSH_DW_PARAMS flushDwParams;
    MOS_ZeroMemory(&flushDwParams, sizeof(flushDwParams));
    flushDwParams.bVideoPipelineCacheInvalidate = true;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(&cmdBuffer, &flushDwParams));

    if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferEnd(&cmdBuffer, nullptr));
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(ReturnCommandBuffer(&cmdBuffer));

    if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
    {
        bool renderingFlags = m_videoContextUsesNullHw;

        CODECHAL_ENCODE_CHK_STATUS_RETURN(SubmitCommandBuffer(&cmdBuffer, renderingFlags));
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::HuCLookaheadUpdate()
{
    uint8_t currentPass = (uint8_t)GetCurrentPass();
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    m_firstTaskInPhase = !m_singleTaskPhaseSupported;
    m_lastTaskInPhase  = (currentPass == m_numPasses);

    // set DMEM
    MOS_LOCK_PARAMS lockFlagsWriteOnly;
    MOS_ZeroMemory(&lockFlagsWriteOnly, sizeof(MOS_LOCK_PARAMS));
    lockFlagsWriteOnly.WriteOnly = true;

    auto dmem = (PCodechalVdencHevcLaDmem)m_osInterface->pfnLockResource(
        m_osInterface, &m_vdencLaUpdateDmemBuffer[m_currRecycledBufIdx][currentPass], &lockFlagsWriteOnly);
    CODECHAL_ENCODE_CHK_NULL_RETURN(dmem);
    MOS_ZeroMemory(dmem, sizeof(dmem));

    dmem->lookAheadFunc = 1;
    dmem->validStatsRecords = m_numValidLaRecords;
    dmem->offset = (m_numLaDataEntry + m_currLaDataIdx + 1 - m_numValidLaRecords) % m_numLaDataEntry;
    dmem->cqmQpThreshold = m_cqmQpThreshold;
    dmem->currentPass = currentPass;

    m_osInterface->pfnUnlockResource(m_osInterface, &m_vdencLaUpdateDmemBuffer[m_currRecycledBufIdx][currentPass]);

    // set HuC regions
    MHW_VDBOX_HUC_VIRTUAL_ADDR_PARAMS virtualAddrParams;
    MOS_ZeroMemory(&virtualAddrParams, sizeof(virtualAddrParams));
    virtualAddrParams.regionParams[0].presRegion = &m_vdencLaHistoryBuffer; 
    virtualAddrParams.regionParams[0].isWritable = true; 
    virtualAddrParams.regionParams[1].presRegion = &m_vdencLaStatsBuffer; 
    virtualAddrParams.regionParams[2].presRegion = &m_vdencLaDataBuffer;
    virtualAddrParams.regionParams[2].isWritable = true; 

#if USE_CODECHAL_DEBUG_TOOL && _ENCODE_VDENC_RESERVED
    if (m_swLaMode)
    {
        bool isLaAnalysisRequired = true;
        MOS_LOCK_PARAMS lockFlags;
        MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
        lockFlags.ReadOnly = true;

        if (!IsFirstPass())
        {
            uint32_t *data = (uint32_t *)m_osInterface->pfnLockResource(m_osInterface, &m_resPakMmioBuffer, &lockFlags);
            CODECHAL_ENCODE_CHK_NULL_RETURN(data);
            isLaAnalysisRequired = (*data == CODECHAL_VDENC_HEVC_BRC_HUC_STATUS_REENCODE_MASK);
            m_osInterface->pfnUnlockResource(m_osInterface, &m_resPakMmioBuffer);
        }

        if (isLaAnalysisRequired)
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHal_DbgCallSwLookaheadImpl(
                m_debugInterface,
                m_swLaMode,
                CODECHAL_MEDIA_STATE_BRC_UPDATE,
                &m_vdencLaUpdateDmemBuffer[m_currRecycledBufIdx][currentPass],
                &m_resPakMmioBuffer,
                &virtualAddrParams));

            EncodeStatusBuffer encodeStatusBuf = m_encodeStatusBuf;
            uint32_t baseOffset = (encodeStatusBuf.wCurrIndex * encodeStatusBuf.dwReportSize);

            CodechalVdencHevcLaData *data = (CodechalVdencHevcLaData *)m_osInterface->pfnLockResource(m_osInterface, &m_vdencLaDataBuffer, &lockFlags);
            CODECHAL_ENCODE_CHK_NULL_RETURN(data);

            LookaheadReport *lookaheadStatus = (LookaheadReport *)(encodeStatusBuf.pEncodeStatus + baseOffset + encodeStatusBuf.dwLookaheadStatusOffset);
            lookaheadStatus->targetFrameSize = data[dmem->offset].targetFrameSize;
            lookaheadStatus->targetBufferFulness = data[dmem->offset].targetBufferFulness;
            lookaheadStatus->encodeHints = data[dmem->offset].encodeHints;
            lookaheadStatus->pyramidDeltaQP = data[dmem->offset].pyramidDeltaQP;

            m_osInterface->pfnUnlockResource(m_osInterface, &m_vdencLaDataBuffer);
        }

        return eStatus;
    }
#endif

    MOS_COMMAND_BUFFER cmdBuffer;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));

    if (!m_singleTaskPhaseSupported || m_firstTaskInPhase)
    {
        // Send command buffer header at the beginning (OS dependent)
        bool requestFrameTracking = m_singleTaskPhaseSupported ? m_firstTaskInPhase : m_lastTaskInPhase;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendPrologWithFrameTracking(&cmdBuffer, requestFrameTracking));
    }

    if (!IsFirstPass() && m_firstTaskInPhase)
    {
        // VDENC uses HuC FW generated semaphore for conditional 2nd pass
        MHW_MI_CONDITIONAL_BATCH_BUFFER_END_PARAMS miConditionalBatchBufferEndParams;
        MOS_ZeroMemory(
            &miConditionalBatchBufferEndParams,
            sizeof(MHW_MI_CONDITIONAL_BATCH_BUFFER_END_PARAMS));
        miConditionalBatchBufferEndParams.presSemaphoreBuffer =
            &m_resPakMmioBuffer;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiConditionalBatchBufferEndCmd(
            &cmdBuffer,
            &miConditionalBatchBufferEndParams));
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(StartStatusReport(&cmdBuffer, CODECHAL_NUM_MEDIA_STATES));

    // load kernel from WOPCM into L2 storage RAM
    MHW_VDBOX_HUC_IMEM_STATE_PARAMS imemParams;
    MOS_ZeroMemory(&imemParams, sizeof(imemParams));
    imemParams.dwKernelDescriptor = m_vdboxHucHevcLaAnalysisKernelDescriptor;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucImemStateCmd(&cmdBuffer, &imemParams));

    // pipe mode select
    MHW_VDBOX_PIPE_MODE_SELECT_PARAMS pipeModeSelectParams;
    pipeModeSelectParams.Mode = m_mode;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucPipeModeSelectCmd(&cmdBuffer, &pipeModeSelectParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetDmemHuCBrcInitReset());

    // set HuC DMEM param
    MHW_VDBOX_HUC_DMEM_STATE_PARAMS dmemParams;
    MOS_ZeroMemory(&dmemParams, sizeof(dmemParams));
    dmemParams.presHucDataSource = &m_vdencLaUpdateDmemBuffer[m_currRecycledBufIdx][currentPass];
    dmemParams.dwDataLength = MOS_ALIGN_CEIL(m_vdencLaUpdateDmemBufferSize, CODECHAL_CACHELINE_SIZE);
    dmemParams.dwDmemOffset = HUC_DMEM_OFFSET_RTOS_GEMS;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucDmemStateCmd(&cmdBuffer, &dmemParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucVirtualAddrStateCmd(&cmdBuffer, &virtualAddrParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucStartCmd(&cmdBuffer, true));

    // wait Huc completion (use HEVC bit for now)
    MHW_VDBOX_VD_PIPE_FLUSH_PARAMS vdPipeFlushParams;
    MOS_ZeroMemory(&vdPipeFlushParams, sizeof(vdPipeFlushParams));
    vdPipeFlushParams.Flags.bFlushHEVC = 1;
    vdPipeFlushParams.Flags.bWaitDoneHEVC = 1;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdPipelineFlushCmd(&cmdBuffer, &vdPipeFlushParams));

    // Flush the engine to ensure memory written out
    MHW_MI_FLUSH_DW_PARAMS flushDwParams;
    MOS_ZeroMemory(&flushDwParams, sizeof(flushDwParams));
    flushDwParams.bVideoPipelineCacheInvalidate = true;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(&cmdBuffer, &flushDwParams));

    if (IsFirstPass())
    {
        // Write HUC_STATUS mask: DW1 (mask value)
        MHW_MI_STORE_DATA_PARAMS storeDataParams;
        MOS_ZeroMemory(&storeDataParams, sizeof(storeDataParams));
        storeDataParams.pOsResource = &m_resPakMmioBuffer;
        storeDataParams.dwResourceOffset = sizeof(uint32_t);
        storeDataParams.dwValue = CODECHAL_VDENC_HEVC_BRC_HUC_STATUS_REENCODE_MASK;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreDataImmCmd(&cmdBuffer, &storeDataParams));

        // store HUC_STATUS register: DW0 (actual value)
        CODECHAL_ENCODE_CHK_COND_RETURN((m_vdboxIndex > m_mfxInterface->GetMaxVdboxIndex()), "ERROR - vdbox index exceed the maximum");
        auto mmioRegisters = m_hucInterface->GetMmioRegisters(m_vdboxIndex);
        MHW_MI_STORE_REGISTER_MEM_PARAMS storeRegParams;
        MOS_ZeroMemory(&storeRegParams, sizeof(storeRegParams));
        storeRegParams.presStoreBuffer = &m_resPakMmioBuffer;
        storeRegParams.dwOffset = 0;
        storeRegParams.dwRegister = mmioRegisters->hucStatusRegOffset;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreRegisterMemCmd(&cmdBuffer, &storeRegParams));
    }

    // Write lookahead status to encode status buffer
    MHW_MI_COPY_MEM_MEM_PARAMS miCpyMemMemParams;
    EncodeStatusBuffer       encodeStatusBuf = m_encodeStatusBuf;
    uint32_t baseOffset =
        (encodeStatusBuf.wCurrIndex * encodeStatusBuf.dwReportSize) + sizeof(uint32_t) * 2;  // pEncodeStatus is offset by 2 DWs in the resource
    MOS_ZeroMemory(&miCpyMemMemParams, sizeof(MHW_MI_COPY_MEM_MEM_PARAMS));
    miCpyMemMemParams.presSrc = &m_vdencLaDataBuffer;
    miCpyMemMemParams.dwSrcOffset = dmem->offset * sizeof(CodechalVdencHevcLaData) + CODECHAL_OFFSETOF(CodechalVdencHevcLaData, encodeHints);
    miCpyMemMemParams.presDst = &encodeStatusBuf.resStatusBuffer;
    miCpyMemMemParams.dwDstOffset = baseOffset + encodeStatusBuf.dwLookaheadStatusOffset + CODECHAL_OFFSETOF(LookaheadReport, encodeHints);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiCopyMemMemCmd(&cmdBuffer, &miCpyMemMemParams));
    miCpyMemMemParams.dwSrcOffset = dmem->offset * sizeof(CodechalVdencHevcLaData) + CODECHAL_OFFSETOF(CodechalVdencHevcLaData, targetFrameSize);
    miCpyMemMemParams.dwDstOffset = baseOffset + encodeStatusBuf.dwLookaheadStatusOffset + CODECHAL_OFFSETOF(LookaheadReport, targetFrameSize);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiCopyMemMemCmd(&cmdBuffer, &miCpyMemMemParams));
    miCpyMemMemParams.dwSrcOffset = dmem->offset * sizeof(CodechalVdencHevcLaData) + CODECHAL_OFFSETOF(CodechalVdencHevcLaData, targetBufferFulness);
    miCpyMemMemParams.dwDstOffset = baseOffset + encodeStatusBuf.dwLookaheadStatusOffset + CODECHAL_OFFSETOF(LookaheadReport, targetBufferFulness);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiCopyMemMemCmd(&cmdBuffer, &miCpyMemMemParams));
    miCpyMemMemParams.dwSrcOffset = dmem->offset * sizeof(CodechalVdencHevcLaData) + CODECHAL_OFFSETOF(CodechalVdencHevcLaData, pyramidDeltaQP);
    miCpyMemMemParams.dwDstOffset = baseOffset + encodeStatusBuf.dwLookaheadStatusOffset + CODECHAL_OFFSETOF(LookaheadReport, pyramidDeltaQP);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiCopyMemMemCmd(&cmdBuffer, &miCpyMemMemParams));

    MOS_ZeroMemory(&flushDwParams, sizeof(flushDwParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(&cmdBuffer, &flushDwParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(EndStatusReport(&cmdBuffer, CODECHAL_NUM_MEDIA_STATES));

    if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferEnd(&cmdBuffer, nullptr));
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(ReturnCommandBuffer(&cmdBuffer));

    if (!m_singleTaskPhaseSupported || m_lastTaskInPhase)
    {
        bool renderingFlags = m_videoContextUsesNullHw;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SubmitCommandBuffer(&cmdBuffer, renderingFlags));
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::AnalyzeLookaheadStats()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    if (IsFirstPass())
    {
        m_numValidLaRecords++;
    }

    if (m_lookaheadInit)
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(HuCLookaheadInit());
        m_lookaheadInit = false;
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(HuCLookaheadUpdate());
    if (IsLastPass() && (m_numValidLaRecords >= m_lookaheadDepth))
    {
        m_numValidLaRecords--;
        m_lookaheadReport = true;
    }

    if (m_hevcPicParams->bLastPicInStream)
    {
        // Flush the last frames
        while (m_numValidLaRecords > 0)
        {
            CODECHAL_ENCODE_CHK_STATUS_RETURN(HuCLookaheadUpdate());
            m_numValidLaRecords--;
        }
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::HuCBrcInitReset()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    MOS_COMMAND_BUFFER cmdBuffer;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));

    if ((!m_singleTaskPhaseSupported || m_firstTaskInPhase) && (m_numPipe == 1))
    {
        // Send command buffer header at the beginning (OS dependent)
        bool requestFrameTracking = m_singleTaskPhaseSupported ?
            m_firstTaskInPhase : 0;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendPrologWithFrameTracking(&cmdBuffer, requestFrameTracking));
    }

    // load kernel from WOPCM into L2 storage RAM
    MHW_VDBOX_HUC_IMEM_STATE_PARAMS imemParams;
    MOS_ZeroMemory(&imemParams, sizeof(imemParams));
    imemParams.dwKernelDescriptor = m_vdboxHucHevcBrcInitKernelDescriptor;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucImemStateCmd(&cmdBuffer, &imemParams));

    // pipe mode select
    MHW_VDBOX_PIPE_MODE_SELECT_PARAMS pipeModeSelectParams;
    pipeModeSelectParams.Mode = m_mode;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucPipeModeSelectCmd(&cmdBuffer, &pipeModeSelectParams));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetDmemHuCBrcInitReset());

    // set HuC DMEM param
    MHW_VDBOX_HUC_DMEM_STATE_PARAMS dmemParams;
    MOS_ZeroMemory(&dmemParams, sizeof(dmemParams));
    dmemParams.presHucDataSource = &m_vdencBrcInitDmemBuffer[m_currRecycledBufIdx];
    dmemParams.dwDataLength = MOS_ALIGN_CEIL(m_vdencBrcInitDmemBufferSize, CODECHAL_CACHELINE_SIZE);
    dmemParams.dwDmemOffset = HUC_DMEM_OFFSET_RTOS_GEMS;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucDmemStateCmd(&cmdBuffer, &dmemParams));

    MHW_VDBOX_HUC_VIRTUAL_ADDR_PARAMS virtualAddrParams;
    MOS_ZeroMemory(&virtualAddrParams, sizeof(virtualAddrParams));
    virtualAddrParams.regionParams[0].presRegion = &m_vdencBrcHistoryBuffer;
    virtualAddrParams.regionParams[0].isWritable = true;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucVirtualAddrStateCmd(&cmdBuffer, &virtualAddrParams));

    // Store HUC_STATUS2 register bit 6 before HUC_Start command
    // BitField: VALID IMEM LOADED - This bit will be cleared by HW at the end of a HUC workload
    // (HUC_Start command with last start bit set).
    CODECHAL_DEBUG_TOOL(
        CODECHAL_ENCODE_CHK_STATUS_RETURN(StoreHuCStatus2Register(&cmdBuffer));
    )

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucStartCmd(&cmdBuffer, true));

    // wait Huc completion (use HEVC bit for now)
    MHW_VDBOX_VD_PIPE_FLUSH_PARAMS vdPipeFlushParams;
    MOS_ZeroMemory(&vdPipeFlushParams, sizeof(vdPipeFlushParams));
    vdPipeFlushParams.Flags.bFlushHEVC = 1;
    vdPipeFlushParams.Flags.bWaitDoneHEVC = 1;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdPipelineFlushCmd(&cmdBuffer, &vdPipeFlushParams));

    // Flush the engine to ensure memory written out
    MHW_MI_FLUSH_DW_PARAMS flushDwParams;
    MOS_ZeroMemory(&flushDwParams, sizeof(flushDwParams));
    flushDwParams.bVideoPipelineCacheInvalidate = true;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(&cmdBuffer, &flushDwParams));

    if (!m_singleTaskPhaseSupported && (m_osInterface->bNoParsingAssistanceInKmd) && (m_numPipe == 1))
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferEnd(&cmdBuffer, nullptr));
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(ReturnCommandBuffer(&cmdBuffer));

    if (!m_singleTaskPhaseSupported)
    {
        bool renderingFlags = m_videoContextUsesNullHw;

        CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpCmdBuffer(
            &cmdBuffer,
            CODECHAL_MEDIA_STATE_BRC_INIT_RESET,
            nullptr)));

        CODECHAL_ENCODE_CHK_STATUS_RETURN(SubmitCommandBuffer(&cmdBuffer, renderingFlags));
    }

    CODECHAL_DEBUG_TOOL(DumpHucBrcInit());

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::ConstructHucCmdForBRC(PMOS_RESOURCE batchBuffer)
{
    MOS_COMMAND_BUFFER cmdBuffer;
    int32_t currentPass = GetCurrentPass();
    uint16_t len = 0;

    MOS_LOCK_PARAMS lockFlags;
    MOS_ZeroMemory(&lockFlags, sizeof(MOS_LOCK_PARAMS));
    lockFlags.ReadOnly = true;

    uint8_t *data = (uint8_t *)m_osInterface->pfnLockResource(m_osInterface, batchBuffer, &lockFlags);
    CODECHAL_ENCODE_CHK_NULL_RETURN(data);
    
    CodechalCmdInitializerG11* pCmdInitializerG11 = static_cast<CodechalCmdInitializerG11*>(m_hucCmdInitializer);
    len = m_cmd2StartInBytes - m_picStateCmdStartInBytes;
    pCmdInitializerG11->AddCmdConstData(
        CODECHAL_CMD5, 
        (uint32_t*)(data + m_picStateCmdStartInBytes), 
        len, 
        m_picStateCmdStartInBytes);    

    m_osInterface->pfnUnlockResource(m_osInterface, batchBuffer);

    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(
        m_hucCmdInitializer->CmdInitializerExecute(true, &m_vdencReadBatchBuffer[m_currRecycledBufIdx][currentPass], &cmdBuffer));
    ReturnCommandBuffer(&cmdBuffer);

    if (!m_singleTaskPhaseSupported)
    {
        CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpCmdBuffer(
            &cmdBuffer,
            CODECHAL_NUM_MEDIA_STATES,
            "HucCmd")));

        CODECHAL_ENCODE_CHK_STATUS_RETURN(SubmitCommandBuffer(&cmdBuffer, m_videoContextUsesNullHw));
        CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucCmdInitializer->DumpHucCmdInit(&m_vdencReadBatchBuffer[m_currRecycledBufIdx][currentPass])));
    }

    return MOS_STATUS_SUCCESS;
}

MOS_STATUS CodechalVdencHevcStateG11::HuCBrcUpdate()
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    int32_t currentPass = GetCurrentPass();
    if (currentPass < 0)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }

    MOS_COMMAND_BUFFER cmdBuffer;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(ConstructBatchBufferHuCBRC(&m_vdencReadBatchBuffer[m_currRecycledBufIdx][currentPass]));
    //For Group 3 cmds, they are constructed by driver, separate them into m_vdencGroup3BatchBuffer to avoid surface misorder under CP use case.
    CODECHAL_ENCODE_CHK_STATUS_RETURN(ConstructBatchBufferHuCBRCForGroup3(&m_vdencGroup3BatchBuffer[m_currRecycledBufIdx][currentPass]));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(ConstructHucCmdForBRC(&m_vdencReadBatchBuffer[m_currRecycledBufIdx][currentPass]));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(GetCommandBuffer(&cmdBuffer));
    if ((!m_singleTaskPhaseSupported || (m_firstTaskInPhase && !m_brcInit)) && (m_numPipe == 1))
    {
        // Send command buffer header at the beginning (OS dependent)
        bool requestFrameTracking = m_singleTaskPhaseSupported ?
            m_firstTaskInPhase : 0;
        CODECHAL_ENCODE_CHK_STATUS_RETURN(SendPrologWithFrameTracking(&cmdBuffer, requestFrameTracking));
    }

    // load kernel from WOPCM into L2 storage RAM
    MHW_VDBOX_HUC_IMEM_STATE_PARAMS imemParams;
    MOS_ZeroMemory(&imemParams, sizeof(imemParams));

    if (m_hevcSeqParams->FrameSizeTolerance == EFRAMESIZETOL_EXTREMELY_LOW)  // Low Delay BRC
    {
        imemParams.dwKernelDescriptor = m_vdboxHucHevcBrcLowdelayKernelDescriptor;
    }
    else
    {
        imemParams.dwKernelDescriptor = m_vdboxHucHevcBrcUpdateKernelDescriptor;
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucImemStateCmd(&cmdBuffer, &imemParams));

    // pipe mode select
    MHW_VDBOX_PIPE_MODE_SELECT_PARAMS pipeModeSelectParams;
    pipeModeSelectParams.Mode = m_mode;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucPipeModeSelectCmd(&cmdBuffer, &pipeModeSelectParams));

    // DMEM set
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetDmemHuCBrcUpdate());

    MHW_VDBOX_HUC_DMEM_STATE_PARAMS dmemParams;
    MOS_ZeroMemory(&dmemParams, sizeof(dmemParams));
    dmemParams.presHucDataSource = &(m_vdencBrcUpdateDmemBuffer[m_currRecycledBufIdx][currentPass]);
    dmemParams.dwDataLength = MOS_ALIGN_CEIL(m_vdencBrcUpdateDmemBufferSize, CODECHAL_CACHELINE_SIZE);
    dmemParams.dwDmemOffset = HUC_DMEM_OFFSET_RTOS_GEMS;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucDmemStateCmd(&cmdBuffer, &dmemParams));

    // Set Const Data buffer
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetConstDataHuCBrcUpdate());

    // Add Virtual addr
    CODECHAL_ENCODE_CHK_STATUS_RETURN(SetRegionsHuCBrcUpdate(&m_virtualAddrParams));
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucVirtualAddrStateCmd(&cmdBuffer, &m_virtualAddrParams));

    // Store HUC_STATUS2 register bit 6 before HUC_Start command
    // BitField: VALID IMEM LOADED - This bit will be cleared by HW at the end of a HUC workload
    // (HUC_Start command with last start bit set).
    CODECHAL_DEBUG_TOOL(
        CODECHAL_ENCODE_CHK_STATUS_RETURN(StoreHuCStatus2Register(&cmdBuffer));
    )

    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_hucInterface->AddHucStartCmd(&cmdBuffer, true));

    // wait Huc completion (use HEVC bit for now)
    MHW_VDBOX_VD_PIPE_FLUSH_PARAMS vdPipeFlushParams;
    MOS_ZeroMemory(&vdPipeFlushParams, sizeof(vdPipeFlushParams));
    vdPipeFlushParams.Flags.bFlushHEVC = 1;
    vdPipeFlushParams.Flags.bWaitDoneHEVC = 1;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_vdencInterface->AddVdPipelineFlushCmd(&cmdBuffer, &vdPipeFlushParams));

    // Flush the engine to ensure memory written out
    MHW_MI_FLUSH_DW_PARAMS flushDwParams;
    MOS_ZeroMemory(&flushDwParams, sizeof(flushDwParams));
    flushDwParams.bVideoPipelineCacheInvalidate = true;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiFlushDwCmd(&cmdBuffer, &flushDwParams));

    // Write HUC_STATUS mask: DW1 (mask value)
    MHW_MI_STORE_DATA_PARAMS storeDataParams;
    MOS_ZeroMemory(&storeDataParams, sizeof(storeDataParams));
    storeDataParams.pOsResource = &m_resPakMmioBuffer;
    storeDataParams.dwResourceOffset = sizeof(uint32_t);
    storeDataParams.dwValue = CODECHAL_VDENC_HEVC_BRC_HUC_STATUS_REENCODE_MASK;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreDataImmCmd(&cmdBuffer, &storeDataParams));

    // store HUC_STATUS register: DW0 (actual value)
    CODECHAL_ENCODE_CHK_COND_RETURN((m_vdboxIndex > m_mfxInterface->GetMaxVdboxIndex()), "ERROR - vdbox index exceed the maximum");
    auto mmioRegisters = m_hucInterface->GetMmioRegisters(m_vdboxIndex);
    MHW_MI_STORE_REGISTER_MEM_PARAMS storeRegParams;
    MOS_ZeroMemory(&storeRegParams, sizeof(storeRegParams));
    storeRegParams.presStoreBuffer = &m_resPakMmioBuffer;
    storeRegParams.dwOffset = 0;
    storeRegParams.dwRegister = mmioRegisters->hucStatusRegOffset;
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiStoreRegisterMemCmd(&cmdBuffer, &storeRegParams));

    // DW0 & DW1 will considered together for conditional batch buffer end cmd later
    if ((!m_singleTaskPhaseSupported) && (m_osInterface->bNoParsingAssistanceInKmd) && (m_numPipe == 1))
    {
        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_miInterface->AddMiBatchBufferEnd(&cmdBuffer, nullptr));
    }

    // HuC Input
    CODECHAL_DEBUG_TOOL(DumpHucBrcUpdate(true));

    CODECHAL_ENCODE_CHK_STATUS_RETURN(ReturnCommandBuffer(&cmdBuffer));

    if (!m_singleTaskPhaseSupported)
    {
        bool renderingFlags = m_videoContextUsesNullHw;

        CODECHAL_DEBUG_TOOL(CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpCmdBuffer(
            &cmdBuffer,
            CODECHAL_MEDIA_STATE_BRC_UPDATE,
            nullptr)));

        CODECHAL_ENCODE_CHK_STATUS_RETURN(SubmitCommandBuffer(&cmdBuffer, renderingFlags));
    }

    // HuC Output
    CODECHAL_DEBUG_TOOL(DumpHucBrcUpdate(false));

    return eStatus;
}

void CodechalVdencHevcStateG11::SetVdencPipeBufAddrParams(
    MHW_VDBOX_PIPE_BUF_ADDR_PARAMS& pipeBufAddrParams)
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    CodechalVdencHevcState::SetVdencPipeBufAddrParams(pipeBufAddrParams);

    PCODECHAL_ENCODE_BUFFER tileStatisticsBuffer = &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex];
    if (!Mos_ResourceIsNull(&tileStatisticsBuffer->sResource))
    {
        pipeBufAddrParams.presVdencStreamOutBuffer = &tileStatisticsBuffer->sResource;
        pipeBufAddrParams.dwVdencStatsStreamOutOffset = m_hevcTileStatsOffset.uiVdencStatistics;
    }
}

MOS_STATUS CodechalVdencHevcStateG11::UpdateCmdBufAttribute(
    PMOS_COMMAND_BUFFER cmdBuffer,
    bool                renderEngineInUse)
{
    MOS_STATUS eStatus = MOS_STATUS_SUCCESS;

    // should not be there. Will remove it in the next change
    CODECHAL_ENCODE_FUNCTION_ENTER;
    if (MOS_VE_SUPPORTED(m_osInterface) && cmdBuffer->Attributes.pAttriVe)
    {
        PMOS_CMD_BUF_ATTRI_VE attriExt =
            (PMOS_CMD_BUF_ATTRI_VE)(cmdBuffer->Attributes.pAttriVe);

        memset(attriExt, 0, sizeof(MOS_CMD_BUF_ATTRI_VE));
        attriExt->bUseVirtualEngineHint =
            attriExt->VEngineHintParams.NeedSyncWithPrevious = !renderEngineInUse;
    }

    return eStatus;
}

MOS_STATUS CodechalVdencHevcStateG11::SetAndPopulateVEHintParams(
    PMOS_COMMAND_BUFFER  cmdBuffer)
{
    MOS_STATUS                      eStatus = MOS_STATUS_SUCCESS;

    CODECHAL_ENCODE_FUNCTION_ENTER;

    if (!MOS_VE_SUPPORTED(m_osInterface))
    {
        return eStatus;
    }

    CODECHAL_ENCODE_SCALABILITY_SETHINT_PARMS scalSetParms;
    MOS_ZeroMemory(&scalSetParms, sizeof(CODECHAL_ENCODE_SCALABILITY_SETHINT_PARMS));

    if (!MOS_VE_CTXBASEDSCHEDULING_SUPPORTED(m_osInterface))
    {
        scalSetParms.bNeedSyncWithPrevious = true;
    }

    int32_t currentPass = GetCurrentPass();
    if (currentPass < 0 || currentPass >= CODECHAL_HEVC_MAX_NUM_BRC_PASSES)
    {
        eStatus = MOS_STATUS_INVALID_PARAMETER;
        return eStatus;
    }
    uint8_t passIndex = m_singleTaskPhaseSupported ? 0 : currentPass;
    if (m_numPipe >= 2)
    {
        for (auto i = 0; i < m_numPipe; i++)
        {
            scalSetParms.veBatchBuffer[i] = m_veBatchBuffer[m_virtualEngineBbIndex][i][passIndex].OsResource;
        }
    }

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalEncodeScalability_SetHintParams(this, m_scalabilityState, &scalSetParms));
    CODECHAL_ENCODE_CHK_NULL_RETURN(cmdBuffer);
    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodecHalEncodeScalability_PopulateHintParams(m_scalabilityState, cmdBuffer));

    return eStatus;
}

#if USE_CODECHAL_DEBUG_TOOL
MOS_STATUS CodechalVdencHevcStateG11::DumpHucPakIntegrate()
{
    int32_t currentPass = GetCurrentPass();
    // HuC Input
    // HuC DMEM
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpHucDmem(
        &m_resHucPakStitchDmemBuffer[m_currRecycledBufIdx][currentPass],
        MOS_ALIGN_CEIL(sizeof(HucPakStitchDmemVdencG11), CODECHAL_CACHELINE_SIZE),
        currentPass,
        hucRegionDumpPakIntegrate));

    CODECHAL_DEBUG_CHK_STATUS(m_debugInterface->DumpHucRegion(
        &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource,
        0,
        m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].dwSize,
        0,
        "",
        true,
        currentPass,
        hucRegionDumpPakIntegrate));

    CODECHAL_DEBUG_CHK_STATUS(m_debugInterface->DumpHucRegion(
        &m_resHuCPakAggregatedFrameStatsBuffer.sResource,
        0,
        m_resHuCPakAggregatedFrameStatsBuffer.dwSize,
        1,
        "",
        true,
        currentPass,
        hucRegionDumpPakIntegrate));

    CODECHAL_DEBUG_CHK_STATUS(m_debugInterface->DumpHucRegion(
        &m_tileRecordBuffer[m_virtualEngineBbIndex].sResource,
        0,
        m_tileRecordBuffer[m_virtualEngineBbIndex].dwSize,
        15,
        "",
        true,
        currentPass,
        hucRegionDumpPakIntegrate));

    CODECHAL_DEBUG_CHK_STATUS(m_debugInterface->DumpHucRegion(
        &m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].OsResource,
        0,
        m_vdenc2ndLevelBatchBufferSize[m_currRecycledBufIdx],
        7,
        "",
        true,
        currentPass,
        hucRegionDumpPakIntegrate));

    CODECHAL_DEBUG_CHK_STATUS(m_debugInterface->DumpHucRegion(
        &m_resBitstreamBuffer,
        0,
        m_encodeParams.dwBitstreamSize,
        5,
        "",
        false,
        currentPass,
        hucRegionDumpPakIntegrate));

    // Region 6 - BRC History buffer
    CODECHAL_DEBUG_CHK_STATUS(m_debugInterface->DumpHucRegion(
        &m_vdencBrcHistoryBuffer,
        0,
        CODECHAL_VDENC_HEVC_BRC_HISTORY_BUF_SIZE,
        6,
        "",
        false,
        currentPass,
        hucRegionDumpPakIntegrate));

    // Region 9 - HCP BRC Data Output
    CODECHAL_DEBUG_CHK_STATUS(m_debugInterface->DumpHucRegion(
        &m_resBrcDataBuffer,
        0,
        CODECHAL_CACHELINE_SIZE,
        9,
        "",
        false,
        currentPass,
        hucRegionDumpPakIntegrate));

    return MOS_STATUS_SUCCESS;
}

MOS_STATUS CodechalVdencHevcStateG11::DumpHucCqp()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;
    int32_t currentPass = GetCurrentPass();

    // Region 5 - Output SLB Buffer
    CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpHucRegion(
        &m_vdenc2ndLevelBatchBuffer[m_currRecycledBufIdx].OsResource,
        0,
        m_hwInterface->m_vdenc2ndLevelBatchBufferSize,
        5,
        "_Out_Slb",
        false,
        currentPass,
        hucRegionDumpUpdate));
    
    return MOS_STATUS_SUCCESS;
}

MOS_STATUS CodechalVdencHevcStateG11::DumpVdencOutputs()
{
    CODECHAL_ENCODE_FUNCTION_ENTER;

    CODECHAL_ENCODE_CHK_STATUS_RETURN(CodechalVdencHevcState::DumpVdencOutputs());

    if (m_hevcPicParams->tiles_enabled_flag)
    {
        PMOS_RESOURCE presVdencTileStatisticsBuffer = &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource;
        auto          num_tiles                     = (m_hevcPicParams->num_tile_rows_minus1 + 1) * (m_hevcPicParams->num_tile_columns_minus1 + 1);
        auto vdencStatsSizeAllTiles = num_tiles * m_vdencBrcStatsBufferSize;
        auto          vdencStatsOffset              = m_hevcTileStatsOffset.uiVdencStatistics;

        CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpBuffer(
            presVdencTileStatisticsBuffer,
            CodechalDbgAttr::attrVdencOutput,
            "_TileStats",
            vdencStatsSizeAllTiles,
            vdencStatsOffset,
            CODECHAL_NUM_MEDIA_STATES));

        // Slice Size Conformance
        if (m_hevcSeqParams->SliceSizeControl)
        {
            PMOS_RESOURCE presLcuBaseAddressBuffer = &m_resTileBasedStatisticsBuffer[m_virtualEngineBbIndex].sResource;
            auto          sliceStreamoutOffset     = m_hevcTileStatsOffset.uiHevcSliceStreamout;
            uint32_t size = m_numLcu * CODECHAL_CACHELINE_SIZE;
            // Slice Size StreamOut Surface
            CODECHAL_ENCODE_CHK_STATUS_RETURN(m_debugInterface->DumpBuffer(
                presLcuBaseAddressBuffer,
                CodechalDbgAttr::attrVdencOutput,
                "_SliceSize",
                size,
                sliceStreamoutOffset,
                CODECHAL_NUM_MEDIA_STATES));
        }
    }
    return MOS_STATUS_SUCCESS;
}
#endif