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Date:   Thu, 14 Apr 2022 11:22:37 +0200
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Subject: Re: [PATCH v5 17/17] media: uapi: move HEVC stateless controls out
 (FIXUP) of staging
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To:     Sebastian Fricke <sebastian.fricke@collabora.com>
Cc:     mchehab@kernel.org, hverkuil@xs4all.nl,
        ezequiel@vanguardiasur.com.ar, p.zabel@pengutronix.de,
        gregkh@linuxfoundation.org, mripard@kernel.org,
        paul.kocialkowski@bootlin.com, wens@csie.org,
        jernej.skrabec@gmail.com, samuel@sholland.org,
        nicolas.dufresne@collabora.com, linux-media@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org,
        linux-staging@lists.linux.dev,
        linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev
References: <20220407152940.738159-1-benjamin.gaignard@collabora.com>
 <20220407152940.738159-18-benjamin.gaignard@collabora.com>
 <20220408134814.2aa6yt2lzblymwzb@basti-XPS-13-9310>
From:   Benjamin Gaignard <benjamin.gaignard@collabora.com>
In-Reply-To: <20220408134814.2aa6yt2lzblymwzb@basti-XPS-13-9310>
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Le 08/04/2022 à 15:48, Sebastian Fricke a écrit :
> ---
> FIXUP of the original patch to properly apply to the tree for testing.
> ---

Hello Sebastian,

I have done this patch on top of v5.18-rc1 tag and I don't notice any issue.
Anyway I will (re)check it before sending the next version (v6) of this series.

Regards,
Benjamin

> HEVC uAPI is used by 2 mainline drivers (Hantro, Cedrus)
> and at least 2 out-of-tree drivers (rkvdec, RPi).
> The uAPI has reviewed so it is time to make it 'public' by
> un-staging it.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> ---
>  .../media/v4l/ext-ctrls-codec-stateless.rst   | 882 +++++++++++++++++
>  .../media/v4l/ext-ctrls-codec.rst             | 888 ------------------
>  .../media/v4l/pixfmt-compressed.rst           |   2 +-
>  .../media/v4l/vidioc-g-ext-ctrls.rst          |  20 +
>  include/media/hevc-ctrls.h                    | 465 ---------
>  include/media/v4l2-ctrls.h                    |   6 -
>  include/uapi/linux/v4l2-controls.h            | 448 +++++++++
>  include/uapi/linux/videodev2.h                |   5 +
>  8 files changed, 1356 insertions(+), 1360 deletions(-)
>  delete mode 100644 include/media/hevc-ctrls.h
>
> diff --git 
> a/Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst 
> b/Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst
> index 6541e4c32b26..31560af6a797 100644
> --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst
> +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst
> @@ -2042,3 +2042,885 @@ This structure contains all loop filter 
> related parameters. See sections
>        - 0x2
>        - When set, the bitstream contains additional syntax elements that
>          specify which mode and reference frame deltas are to be updated.
> +
> +.. _v4l2-codec-stateless-hevc:
> +
> +``V4L2_CID_STATELESS_HEVC_SPS (struct)``
> +    Specifies the Sequence Parameter Set fields (as extracted from the
> +    bitstream) for the associated HEVC slice data.
> +    These bitstream parameters are defined according to :ref:`hevc`.
> +    They are described in section 7.4.3.2 "Sequence parameter set RBSP
> +    semantics" of the specification.
> +
> +.. c:type:: v4l2_ctrl_hevc_sps
> +
> +.. raw:: latex
> +
> +    \small
> +
> +.. tabularcolumns:: |p{1.2cm}|p{9.2cm}|p{6.9cm}|
> +
> +.. cssclass:: longtable
> +
> +.. flat-table:: struct v4l2_ctrl_hevc_sps
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - __u8
> +      - ``video_parameter_set_id``
> +      - Specifies the value of the vps_video_parameter_set_id of the 
> active VPS
> +        as descibed in section "7.4.3.2.1 General sequence parameter 
> set RBSP semantics"
> +        of H.265 specifications.
> +    * - __u8
> +      - ``seq_parameter_set_id``
> +      - Provides an identifier for the SPS for reference by other 
> syntax elements
> +        as descibed in section "7.4.3.2.1 General sequence parameter 
> set RBSP semantics"
> +        of H.265 specifications.
> +    * - __u16
> +      - ``pic_width_in_luma_samples``
> +      - Specifies the width of each decoded picture in units of luma 
> samples.
> +    * - __u16
> +      - ``pic_height_in_luma_samples``
> +      - Specifies the height of each decoded picture in units of luma 
> samples.
> +    * - __u8
> +      - ``bit_depth_luma_minus8``
> +      - Specifies the bit depth of the samples of the luma array.
> +    * - __u8
> +      - ``bit_depth_chroma_minus8``
> +      - Specifies the bit depth of the samples of the chroma arrays.
> +    * - __u8
> +      - ``log2_max_pic_order_cnt_lsb_minus4``
> +      - Specifies the value of the variable MaxPicOrderCntLsb.
> +    * - __u8
> +      - ``sps_max_dec_pic_buffering_minus1``
> +      - Plus 1 specifies the maximum required size of the decoded 
> picture buffer for
> +        the CVS
> +    * - __u8
> +      - ``sps_max_num_reorder_pics``
> +      - Indicates the maximum allowed number of pictures.
> +    * - __u8
> +      - ``sps_max_latency_increase_plus1``
> +      - Not equal to 0 is used to compute the value of 
> SpsMaxLatencyPictures[i].
> +    * - __u8
> +      - ``log2_min_luma_coding_block_size_minus3``
> +      - Plus 3 specifies the minimum luma coding block size.
> +    * - __u8
> +      - ``log2_diff_max_min_luma_coding_block_size``
> +      - Specifies the difference between the maximum and minimum luma 
> coding block size.
> +    * - __u8
> +      - ``log2_min_luma_transform_block_size_minus2``
> +      - Plus 2 specifies the minimum luma transform block size.
> +    * - __u8
> +      - ``log2_diff_max_min_luma_transform_block_size``
> +      - Specifies the difference between the maximum and minimum luma 
> transform block size.
> +    * - __u8
> +      - ``max_transform_hierarchy_depth_inter``
> +      - Specifies the maximum hierarchy depth for transform units of 
> coding units coded
> +        in inter prediction mode.
> +    * - __u8
> +      - ``max_transform_hierarchy_depth_intra``
> +      - Specifies the maximum hierarchy depth for transform units of 
> coding units coded in
> +        intra prediction mode.
> +    * - __u8
> +      - ``pcm_sample_bit_depth_luma_minus1``
> +      - Specifies the number of bits used to represent each of PCM 
> sample values of the
> +        luma component.
> +    * - __u8
> +      - ``pcm_sample_bit_depth_chroma_minus1``
> +      - Specifies the number of bits used to represent each of PCM 
> sample values of
> +        the chroma components.
> +    * - __u8
> +      - ``log2_min_pcm_luma_coding_block_size_minus3``
> +      - Plus 3 specifies the minimum size of coding blocks.
> +    * - __u8
> +      - ``log2_diff_max_min_pcm_luma_coding_block_size``
> +      - Specifies the difference between the maximum and minimum size 
> of coding blocks.
> +    * - __u8
> +      - ``num_short_term_ref_pic_sets``
> +      - Specifies the number of st_ref_pic_set() syntax structures 
> included in the SPS.
> +    * - __u8
> +      - ``num_long_term_ref_pics_sps``
> +      - Specifies the number of candidate long-term reference 
> pictures that are
> +        specified in the SPS.
> +    * - __u8
> +      - ``chroma_format_idc``
> +      - Specifies the chroma sampling.
> +    * - __u8
> +      - ``sps_max_sub_layers_minus1``
> +      - plus 1 specifies the maximum number of temporal sub-layers.
> +    * - __u64
> +      - ``flags``
> +      - See :ref:`Sequence Parameter Set Flags <hevc_sps_flags>`
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +.. _hevc_sps_flags:
> +
> +``Sequence Parameter Set Flags``
> +
> +.. raw:: latex
> +
> +    \small
> +
> +.. cssclass:: longtable
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - ``V4L2_HEVC_SPS_FLAG_SEPARATE_COLOUR_PLANE``
> +      - 0x00000001
> +      -
> +    * - ``V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED``
> +      - 0x00000002
> +      -
> +    * - ``V4L2_HEVC_SPS_FLAG_AMP_ENABLED``
> +      - 0x00000004
> +      -
> +    * - ``V4L2_HEVC_SPS_FLAG_SAMPLE_ADAPTIVE_OFFSET``
> +      - 0x00000008
> +      -
> +    * - ``V4L2_HEVC_SPS_FLAG_PCM_ENABLED``
> +      - 0x00000010
> +      -
> +    * - ``V4L2_HEVC_SPS_FLAG_PCM_LOOP_FILTER_DISABLED``
> +      - 0x00000020
> +      -
> +    * - ``V4L2_HEVC_SPS_FLAG_LONG_TERM_REF_PICS_PRESENT``
> +      - 0x00000040
> +      -
> +    * - ``V4L2_HEVC_SPS_FLAG_SPS_TEMPORAL_MVP_ENABLED``
> +      - 0x00000080
> +      -
> +    * - ``V4L2_HEVC_SPS_FLAG_STRONG_INTRA_SMOOTHING_ENABLED``
> +      - 0x00000100
> +      -
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +``V4L2_CID_STATELESS_HEVC_PPS (struct)``
> +    Specifies the Picture Parameter Set fields (as extracted from the
> +    bitstream) for the associated HEVC slice data.
> +    These bitstream parameters are defined according to :ref:`hevc`.
> +    They are described in section 7.4.3.3 "Picture parameter set RBSP
> +    semantics" of the specification.
> +
> +.. c:type:: v4l2_ctrl_hevc_pps
> +
> +.. tabularcolumns:: |p{1.2cm}|p{8.6cm}|p{7.5cm}|
> +
> +.. cssclass:: longtable
> +
> +.. flat-table:: struct v4l2_ctrl_hevc_pps
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - __u8
> +      - ``pic_parameter_set_id``
> +      - Identifies the PPS for reference by other syntax elements.
> +    * - __u8
> +      - ``num_extra_slice_header_bits``
> +      - Specifies the number of extra slice header bits that are present
> +        in the slice header RBSP for coded pictures referring to the 
> PPS.
> +    * - __u8
> +      - ``num_ref_idx_l0_default_active_minus1``
> +      - Specifies the inferred value of num_ref_idx_l0_active_minus1
> +    * - __u8
> +      - ``num_ref_idx_l1_default_active_minus1``
> +      - Specifies the inferred value of num_ref_idx_l1_active_minus1
> +    * - __s8
> +      - ``init_qp_minus26``
> +      - Plus 26 specifies the initial value of SliceQp Y for each slice
> +        referring to the PPS.
> +    * - __u8
> +      - ``diff_cu_qp_delta_depth``
> +      - Specifies the difference between the luma coding tree block size
> +        and the minimum luma coding block size of coding units that
> +        convey cu_qp_delta_abs and cu_qp_delta_sign_flag.
> +    * - __s8
> +      - ``pps_cb_qp_offset``
> +      - Specify the offsets to the luma quantization parameter Cb.
> +    * - __s8
> +      - ``pps_cr_qp_offset``
> +      - Specify the offsets to the luma quantization parameter Cr.
> +    * - __u8
> +      - ``num_tile_columns_minus1``
> +      - Plus 1 specifies the number of tile columns partitioning the 
> picture.
> +    * - __u8
> +      - ``num_tile_rows_minus1``
> +      - Plus 1 specifies the number of tile rows partitioning the 
> picture.
> +    * - __u8
> +      - ``column_width_minus1[20]``
> +      - Plus 1 specifies the width of the i-th tile column in units of
> +        coding tree blocks.
> +    * - __u8
> +      - ``row_height_minus1[22]``
> +      - Plus 1 specifies the height of the i-th tile row in units of 
> coding
> +        tree blocks.
> +    * - __s8
> +      - ``pps_beta_offset_div2``
> +      - Specify the default deblocking parameter offsets for beta 
> divided by 2.
> +    * - __s8
> +      - ``pps_tc_offset_div2``
> +      - Specify the default deblocking parameter offsets for tC 
> divided by 2.
> +    * - __u8
> +      - ``log2_parallel_merge_level_minus2``
> +      - Plus 2 specifies the value of the variable Log2ParMrgLevel.
> +    * - __u8
> +      - ``padding[4]``
> +      - Applications and drivers must set this to zero.
> +    * - __u64
> +      - ``flags``
> +      - See :ref:`Picture Parameter Set Flags <hevc_pps_flags>`
> +
> +.. _hevc_pps_flags:
> +
> +``Picture Parameter Set Flags``
> +
> +.. raw:: latex
> +
> +    \small
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - ``V4L2_HEVC_PPS_FLAG_DEPENDENT_SLICE_SEGMENT_ENABLED``
> +      - 0x00000001
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_OUTPUT_FLAG_PRESENT``
> +      - 0x00000002
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_SIGN_DATA_HIDING_ENABLED``
> +      - 0x00000004
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_CABAC_INIT_PRESENT``
> +      - 0x00000008
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_CONSTRAINED_INTRA_PRED``
> +      - 0x00000010
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_TRANSFORM_SKIP_ENABLED``
> +      - 0x00000020
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_CU_QP_DELTA_ENABLED``
> +      - 0x00000040
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT``
> +      - 0x00000080
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_WEIGHTED_PRED``
> +      - 0x00000100
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_WEIGHTED_BIPRED``
> +      - 0x00000200
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_TRANSQUANT_BYPASS_ENABLED``
> +      - 0x00000400
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_TILES_ENABLED``
> +      - 0x00000800
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_ENTROPY_CODING_SYNC_ENABLED``
> +      - 0x00001000
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_LOOP_FILTER_ACROSS_TILES_ENABLED``
> +      - 0x00002000
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_PPS_LOOP_FILTER_ACROSS_SLICES_ENABLED``
> +      - 0x00004000
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_OVERRIDE_ENABLED``
> +      - 0x00008000
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_PPS_DISABLE_DEBLOCKING_FILTER``
> +      - 0x00010000
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_LISTS_MODIFICATION_PRESENT``
> +      - 0x00020000
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_SLICE_SEGMENT_HEADER_EXTENSION_PRESENT``
> +      - 0x00040000
> +      -
> +    * - ``V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT``
> +      - 0x00080000
> +      - Specifies the presence of deblocking filter control syntax 
> elements in
> +        the PPS
> +    * - ``V4L2_HEVC_PPS_FLAG_UNIFORM_SPACING``
> +      - 0x00100000
> +      - Specifies that tile column boundaries and likewise tile row 
> boundaries
> +        are distributed uniformly across the picture
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +``V4L2_CID_STATELESS_HEVC_SLICE_PARAMS (struct)``
> +    Specifies various slice-specific parameters, especially from the 
> NAL unit
> +    header, general slice segment header and weighted prediction 
> parameter
> +    parts of the bitstream.
> +    These bitstream parameters are defined according to :ref:`hevc`.
> +    They are described in section 7.4.7 "General slice segment header
> +    semantics" of the specification.
> +    This control is a dynamically sized 1-dimensional array,
> +    V4L2_CTRL_FLAG_DYNAMIC_ARRAY flag must be set when using it.
> +
> +.. c:type:: v4l2_ctrl_hevc_slice_params
> +
> +.. raw:: latex
> +
> +    \scriptsize
> +
> +.. tabularcolumns:: |p{5.4cm}|p{6.8cm}|p{5.1cm}|
> +
> +.. cssclass:: longtable
> +
> +.. flat-table:: struct v4l2_ctrl_hevc_slice_params
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - __u32
> +      - ``bit_size``
> +      - Size (in bits) of the current slice data.
> +    * - __u32
> +      - ``data_byte_offset``
> +      - Offset (in byte) to the video data in the current slice data.
> +    * - __u32
> +      - ``num_entry_point_offsets``
> +      - Specifies the number of entry point offset syntax elements in 
> the slice header.
> +    * - __u8
> +      - ``nal_unit_type``
> +      - Specifies the coding type of the slice (B, P or I).
> +    * - __u8
> +      - ``nuh_temporal_id_plus1``
> +      - Minus 1 specifies a temporal identifier for the NAL unit.
> +    * - __u8
> +      - ``slice_type``
> +      -
> +    (V4L2_HEVC_SLICE_TYPE_I, V4L2_HEVC_SLICE_TYPE_P or
> +    V4L2_HEVC_SLICE_TYPE_B).
> +    * - __u8
> +      - ``colour_plane_id``
> +      - Specifies the colour plane associated with the current slice.
> +    * - __u16
> +      - ``slice_pic_order_cnt``
> +      - Specifies the picture order count.
> +    * - __u8
> +      - ``num_ref_idx_l0_active_minus1``
> +      - Specifies the maximum reference index for reference picture 
> list 0
> +        that may be used to decode the slice.
> +    * - __u8
> +      - ``num_ref_idx_l1_active_minus1``
> +      - Specifies the maximum reference index for reference picture 
> list 1
> +        that may be used to decode the slice.
> +    * - __u8
> +      - ``collocated_ref_idx``
> +      - Specifies the reference index of the collocated picture used for
> +        temporal motion vector prediction.
> +    * - __u8
> +      - ``five_minus_max_num_merge_cand``
> +      - Specifies the maximum number of merging motion vector prediction
> +        candidates supported in the slice subtracted from 5.
> +    * - __s8
> +      - ``slice_qp_delta``
> +      - Specifies the initial value of QpY to be used for the coding 
> blocks in the slice.
> +    * - __s8
> +      - ``slice_cb_qp_offset``
> +      - Specifies a difference to be added to the value of 
> pps_cb_qp_offset.
> +    * - __s8
> +      - ``slice_cr_qp_offset``
> +      - Specifies a difference to be added to the value of 
> pps_cr_qp_offset.
> +    * - __s8
> +      - ``slice_act_y_qp_offset``
> +      - screen content extension parameters
> +    * - __s8
> +      - ``slice_act_cb_qp_offset``
> +      - screen content extension parameters
> +    * - __s8
> +      - ``slice_act_cr_qp_offset``
> +      - screen content extension parameters
> +    * - __s8
> +      - ``slice_beta_offset_div2``
> +      - Specify the deblocking parameter offsets for beta divided by 2.
> +    * - __s8
> +      - ``slice_tc_offset_div2``
> +      - Specify the deblocking parameter offsets for tC divided by 2.
> +    * - __u8
> +      - ``pic_struct``
> +      - Indicates whether a picture should be displayed as a frame or 
> as one or more fields.
> +    * - __u32
> +      - ``slice_segment_addr``
> +      - Specifies the address of the first coding tree block in the 
> slice segment.
> +    * - __u8
> +      - ``ref_idx_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - The list of L0 reference elements as indices in the DPB.
> +    * - __u8
> +      - ``ref_idx_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - The list of L1 reference elements as indices in the DPB.
> +    * - __u16
> +      - ``short_term_ref_pic_set_size``
> +      - Specifies the size of short-term reference pictures set 
> included in the SPS.
> +    * - __u16
> +      - ``long_term_ref_pic_set_size``
> +      - Specifies the size of long-term reference pictures set 
> include in the SPS.
> +    * - __u8
> +      - ``padding``
> +      - Applications and drivers must set this to zero.
> +    * - struct :c:type:`v4l2_hevc_pred_weight_table`
> +      - ``pred_weight_table``
> +      - The prediction weight coefficients for inter-picture prediction.
> +    * - __u64
> +      - ``flags``
> +      - See :ref:`Slice Parameters Flags <hevc_slice_params_flags>`
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +.. _hevc_slice_params_flags:
> +
> +``Slice Parameters Flags``
> +
> +.. raw:: latex
> +
> +    \scriptsize
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_LUMA``
> +      - 0x00000001
> +      -
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_CHROMA``
> +      - 0x00000002
> +      -
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_TEMPORAL_MVP_ENABLED``
> +      - 0x00000004
> +      -
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_MVD_L1_ZERO``
> +      - 0x00000008
> +      -
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_CABAC_INIT``
> +      - 0x00000010
> +      -
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_COLLOCATED_FROM_L0``
> +      - 0x00000020
> +      -
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_USE_INTEGER_MV``
> +      - 0x00000040
> +      -
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_DEBLOCKING_FILTER_DISABLED``
> +      - 0x00000080
> +      -
> +    * - 
> ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_LOOP_FILTER_ACROSS_SLICES_ENABLED``
> +      - 0x00000100
> +      -
> +    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_DEPENDENT_SLICE_SEGMENT``
> +      - 0x00000200
> +      -
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +``V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS (integer)``
> +    Specifies entry point offsets in bytes.
> +    This control is a dynamically sized array. The number of entry point
> +    offsets is reported by the ``elems`` field.
> +    This bitstream parameter is defined according to :ref:`hevc`.
> +    They are described in section 7.4.7.1 "General slice segment header
> +    semantics" of the specification.
> +
> +``V4L2_CID_STATELESS_HEVC_SCALING_MATRIX (struct)``
> +    Specifies the HEVC scaling matrix parameters used for the scaling 
> process
> +    for transform coefficients.
> +    These matrix and parameters are defined according to :ref:`hevc`.
> +    They are described in section 7.4.5 "Scaling list data semantics" of
> +    the specification.
> +
> +.. c:type:: v4l2_ctrl_hevc_scaling_matrix
> +
> +.. raw:: latex
> +
> +    \scriptsize
> +
> +.. tabularcolumns:: |p{5.4cm}|p{6.8cm}|p{5.1cm}|
> +
> +.. cssclass:: longtable
> +
> +.. flat-table:: struct v4l2_ctrl_hevc_scaling_matrix
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - __u8
> +      - ``scaling_list_4x4[6][16]``
> +      - Scaling list is used for the scaling process for transform
> +        coefficients. The values on each scaling list are expected
> +        in raster scan order.
> +    * - __u8
> +      - ``scaling_list_8x8[6][64]``
> +      - Scaling list is used for the scaling process for transform
> +        coefficients. The values on each scaling list are expected
> +        in raster scan order.
> +    * - __u8
> +      - ``scaling_list_16x16[6][64]``
> +      - Scaling list is used for the scaling process for transform
> +        coefficients. The values on each scaling list are expected
> +        in raster scan order.
> +    * - __u8
> +      - ``scaling_list_32x32[2][64]``
> +      - Scaling list is used for the scaling process for transform
> +        coefficients. The values on each scaling list are expected
> +        in raster scan order.
> +    * - __u8
> +      - ``scaling_list_dc_coef_16x16[6]``
> +      - Scaling list is used for the scaling process for transform
> +        coefficients. The values on each scaling list are expected
> +        in raster scan order.
> +    * - __u8
> +      - ``scaling_list_dc_coef_32x32[2]``
> +      - Scaling list is used for the scaling process for transform
> +        coefficients. The values on each scaling list are expected
> +        in raster scan order.
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +.. c:type:: v4l2_hevc_dpb_entry
> +
> +.. raw:: latex
> +
> +    \small
> +
> +.. tabularcolumns:: |p{1.0cm}|p{4.2cm}|p{12.1cm}|
> +
> +.. flat-table:: struct v4l2_hevc_dpb_entry
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - __u64
> +      - ``timestamp``
> +      - Timestamp of the V4L2 capture buffer to use as reference, used
> +        with B-coded and P-coded frames. The timestamp refers to the
> +    ``timestamp`` field in struct :c:type:`v4l2_buffer`. Use the
> +    :c:func:`v4l2_timeval_to_ns()` function to convert the struct
> +    :c:type:`timeval` in struct :c:type:`v4l2_buffer` to a __u64.
> +    * - __u8
> +      - ``flags``
> +      - Long term flag for the reference frame
> +        (V4L2_HEVC_DPB_ENTRY_LONG_TERM_REFERENCE). The flag is set as
> +        described in the ITU HEVC specification chapter "8.3.2 Decoding
> +        process for reference picture set".
> +    * - __u8
> +      - ``field_pic``
> +      - Whether the reference is a field picture or a frame.
> +        See :ref:`HEVC dpb field pic Flags <hevc_dpb_field_pic_flags>`
> +    * - __s32
> +      - ``pic_order_cnt_val``
> +      - The picture order count of the current picture.
> +    * - __u8
> +      - ``padding[2]``
> +      - Applications and drivers must set this to zero.
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +.. _hevc_dpb_field_pic_flags:
> +
> +``HEVC dpb field pic Flags``
> +
> +.. raw:: latex
> +
> +    \scriptsize
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_FRAME``
> +      - 0
> +      - (progressive) Frame
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_FIELD``
> +      - 1
> +      - Top field
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_FIELD``
> +      - 2
> +      - Bottom field
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM``
> +      - 3
> +      - Top field, bottom field, in that order
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP``
> +      - 4
> +      - Bottom field, top field, in that order
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM_TOP``
> +      - 5
> +      - Top field, bottom field, top field repeated, in that order
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP_BOTTOM``
> +      - 6
> +      - Bottom field, top field, bottom field repeated, in that order
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_FRAME_DOUBLING``
> +      - 7
> +      - Frame doubling
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_FRAME_TRIPLING``
> +      - 8
> +      - Frame tripling
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_PREVIOUS_BOTTOM``
> +      - 9
> +      - Top field paired with previous bottom field in output order
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_PREVIOUS_TOP``
> +      - 10
> +      - Bottom field paired with previous top field in output order
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_NEXT_BOTTOM``
> +      - 11
> +      - Top field paired with next bottom field in output order
> +    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_NEXT_TOP``
> +      - 12
> +      - Bottom field paired with next top field in output order
> +
> +.. c:type:: v4l2_hevc_pred_weight_table
> +
> +.. raw:: latex
> +
> +    \footnotesize
> +
> +.. tabularcolumns:: |p{0.8cm}|p{10.6cm}|p{5.9cm}|
> +
> +.. flat-table:: struct v4l2_hevc_pred_weight_table
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - __s8
> +      - ``delta_luma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - The difference of the weighting factor applied to the luma
> +        prediction value for list 0.
> +    * - __s8
> +      - ``luma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - The additive offset applied to the luma prediction value for 
> list 0.
> +    * - __s8
> +      - ``delta_chroma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]``
> +      - The difference of the weighting factor applied to the chroma
> +        prediction value for list 0.
> +    * - __s8
> +      - ``chroma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]``
> +      - The difference of the additive offset applied to the chroma
> +        prediction values for list 0.
> +    * - __s8
> +      - ``delta_luma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - The difference of the weighting factor applied to the luma
> +        prediction value for list 1.
> +    * - __s8
> +      - ``luma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - The additive offset applied to the luma prediction value for 
> list 1.
> +    * - __s8
> +      - ``delta_chroma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]``
> +      - The difference of the weighting factor applied to the chroma
> +        prediction value for list 1.
> +    * - __s8
> +      - ``chroma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]``
> +      - The difference of the additive offset applied to the chroma
> +        prediction values for list 1.
> +    * - __u8
> +      - ``luma_log2_weight_denom``
> +      - The base 2 logarithm of the denominator for all luma weighting
> +        factors.
> +    * - __s8
> +      - ``delta_chroma_log2_weight_denom``
> +      - The difference of the base 2 logarithm of the denominator for
> +        all chroma weighting factors.
> +    * - __u8
> +      - ``padding[6]``
> +      - Applications and drivers must set this to zero.
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +``V4L2_CID_STATELESS_HEVC_DECODE_MODE (enum)``
> +    Specifies the decoding mode to use. Currently exposes slice-based 
> and
> +    frame-based decoding but new modes might be added later on.
> +    This control is used as a modifier for V4L2_PIX_FMT_HEVC_SLICE
> +    pixel format. Applications that support V4L2_PIX_FMT_HEVC_SLICE
> +    are required to set this control in order to specify the decoding 
> mode
> +    that is expected for the buffer.
> +    Drivers may expose a single or multiple decoding modes, depending
> +    on what they can support.
> +
> +.. c:type:: v4l2_stateless_hevc_decode_mode
> +
> +.. raw:: latex
> +
> +    \small
> +
> +.. tabularcolumns:: |p{9.4cm}|p{0.6cm}|p{7.3cm}|
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - ``V4L2_STATELESS_HEVC_DECODE_MODE_SLICE_BASED``
> +      - 0
> +      - Decoding is done at the slice granularity.
> +        The OUTPUT buffer must contain a single slice.
> +    * - ``V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED``
> +      - 1
> +      - Decoding is done at the frame granularity.
> +        The OUTPUT buffer must contain all slices needed to decode the
> +        frame.
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +``V4L2_CID_STATELESS_HEVC_START_CODE (enum)``
> +    Specifies the HEVC slice start code expected for each slice.
> +    This control is used as a modifier for V4L2_PIX_FMT_HEVC_SLICE
> +    pixel format. Applications that support V4L2_PIX_FMT_HEVC_SLICE
> +    are required to set this control in order to specify the start code
> +    that is expected for the buffer.
> +    Drivers may expose a single or multiple start codes, depending
> +    on what they can support.
> +
> +.. c:type:: v4l2_stateless_hevc_start_code
> +
> +.. tabularcolumns:: |p{9.2cm}|p{0.6cm}|p{7.5cm}|
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - ``V4L2_STATELESS_HEVC_START_CODE_NONE``
> +      - 0
> +      - Selecting this value specifies that HEVC slices are passed
> +        to the driver without any start code. The bitstream data 
> should be
> +        according to :ref:`hevc` 7.3.1.1 General NAL unit syntax, hence
> +        contains emulation prevention bytes when required.
> +    * - ``V4L2_STATELESS_HEVC_START_CODE_ANNEX_B``
> +      - 1
> +      - Selecting this value specifies that HEVC slices are expected
> +        to be prefixed by Annex B start codes. According to :ref:`hevc`
> +        valid start codes can be 3-bytes 0x000001 or 4-bytes 0x00000001.
> +
> +.. raw:: latex
> +
> +    \normalsize
> +
> +``V4L2_CID_MPEG_VIDEO_BASELAYER_PRIORITY_ID (integer)``
> +    Specifies a priority identifier for the NAL unit, which will be 
> applied to
> +    the base layer. By default this value is set to 0 for the base 
> layer,
> +    and the next layer will have the priority ID assigned as 1, 2, 3 
> and so on.
> +    The video encoder can't decide the priority id to be applied to a 
> layer,
> +    so this has to come from client.
> +    This is applicable to H264 and valid Range is from 0 to 63.
> +    Source Rec. ITU-T H.264 (06/2019); G.7.4.1.1, G.8.8.1.
> +
> +``V4L2_CID_MPEG_VIDEO_LTR_COUNT (integer)``
> +    Specifies the maximum number of Long Term Reference (LTR) frames 
> at any
> +    given time that the encoder can keep.
> +    This is applicable to the H264 and HEVC encoders.
> +
> +``V4L2_CID_MPEG_VIDEO_FRAME_LTR_INDEX (integer)``
> +    After setting this control the frame that will be queued next
> +    will be marked as a Long Term Reference (LTR) frame
> +    and given this LTR index which ranges from 0 to LTR_COUNT-1.
> +    This is applicable to the H264 and HEVC encoders.
> +    Source Rec. ITU-T H.264 (06/2019); Table 7.9
> +
> +``V4L2_CID_MPEG_VIDEO_USE_LTR_FRAMES (bitmask)``
> +    Specifies the Long Term Reference (LTR) frame(s) to be used for
> +    encoding the next frame queued after setting this control.
> +    This provides a bitmask which consists of bits [0, LTR_COUNT-1].
> +    This is applicable to the H264 and HEVC encoders.
> +
> +``V4L2_CID_STATELESS_HEVC_DECODE_PARAMS (struct)``
> +    Specifies various decode parameters, especially the references 
> picture order
> +    count (POC) for all the lists (short, long, before, current, 
> after) and the
> +    number of entries for each of them.
> +    These parameters are defined according to :ref:`hevc`.
> +    They are described in section 8.3 "Slice decoding process" of the
> +    specification.
> +
> +.. c:type:: v4l2_ctrl_hevc_decode_params
> +
> +.. cssclass:: longtable
> +
> +.. flat-table:: struct v4l2_ctrl_hevc_decode_params
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - __s32
> +      - ``pic_order_cnt_val``
> +      - PicOrderCntVal as described in section 8.3.1 "Decoding process
> +        for picture order count" of the specification.
> +    * - __u8
> +      - ``num_active_dpb_entries``
> +      - The number of entries in ``dpb``.
> +    * - __u8
> +      - ``num_poc_st_curr_before``
> +      - The number of reference pictures in the short-term set that 
> come before
> +        the current frame.
> +    * - __u8
> +      - ``num_poc_st_curr_after``
> +      - The number of reference pictures in the short-term set that 
> come after
> +        the current frame.
> +    * - __u8
> +      - ``num_poc_lt_curr``
> +      - The number of reference pictures in the long-term set.
> +    * - __u8
> +      - ``poc_st_curr_before[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - PocStCurrBefore as described in section 8.3.2 "Decoding 
> process for reference
> +        picture set": provides the index of the short term before 
> references in DPB array.
> +    * - __u8
> +      - ``poc_st_curr_after[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - PocStCurrAfter as described in section 8.3.2 "Decoding 
> process for reference
> +        picture set": provides the index of the short term after 
> references in DPB array.
> +    * - __u8
> +      - ``poc_lt_curr[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - PocLtCurr as described in section 8.3.2 "Decoding process for 
> reference
> +        picture set": provides the index of the long term references 
> in DPB array.
> +    * - struct :c:type:`v4l2_hevc_dpb_entry`
> +      - ``dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> +      - The decoded picture buffer, for meta-data about reference 
> frames.
> +    * - __u64
> +      - ``flags``
> +      - See :ref:`Decode Parameters Flags <hevc_decode_params_flags>`
> +
> +.. _hevc_decode_params_flags:
> +
> +``Decode Parameters Flags``
> +
> +.. cssclass:: longtable
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       1 1 2
> +
> +    * - ``V4L2_HEVC_DECODE_PARAM_FLAG_IRAP_PIC``
> +      - 0x00000001
> +      -
> +    * - ``V4L2_HEVC_DECODE_PARAM_FLAG_IDR_PIC``
> +      - 0x00000002
> +      -
> +    * - ``V4L2_HEVC_DECODE_PARAM_FLAG_NO_OUTPUT_OF_PRIOR``
> +      - 0x00000004
> +      -
> diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst 
> b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
> index 48b3f533bc17..25d6a79dd04b 100644
> --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
> +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
> @@ -2636,891 +2636,3 @@ enum v4l2_mpeg_video_hevc_size_of_length_field -
>      Indicates whether to generate SPS and PPS at every IDR. Setting 
> it to 0
>      disables generating SPS and PPS at every IDR. Setting it to one 
> enables
>      generating SPS and PPS at every IDR.
> -
> -.. _v4l2-mpeg-hevc:
> -
> -``V4L2_CID_STATELESS_HEVC_SPS (struct)``
> -    Specifies the Sequence Parameter Set fields (as extracted from the
> -    bitstream) for the associated HEVC slice data.
> -    These bitstream parameters are defined according to :ref:`hevc`.
> -    They are described in section 7.4.3.2 "Sequence parameter set RBSP
> -    semantics" of the specification.
> -
> -.. c:type:: v4l2_ctrl_hevc_sps
> -
> -.. raw:: latex
> -
> -    \small
> -
> -.. tabularcolumns:: |p{1.2cm}|p{9.2cm}|p{6.9cm}|
> -
> -.. cssclass:: longtable
> -
> -.. flat-table:: struct v4l2_ctrl_hevc_sps
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - __u8
> -      - ``video_parameter_set_id``
> -      - Specifies the value of the vps_video_parameter_set_id of the 
> active VPS
> -        as descibed in section "7.4.3.2.1 General sequence parameter 
> set RBSP semantics"
> -        of H.265 specifications.
> -    * - __u8
> -      - ``seq_parameter_set_id``
> -      - Provides an identifier for the SPS for reference by other 
> syntax elements
> -        as descibed in section "7.4.3.2.1 General sequence parameter 
> set RBSP semantics"
> -        of H.265 specifications.
> -    * - __u16
> -      - ``pic_width_in_luma_samples``
> -      - Specifies the width of each decoded picture in units of luma 
> samples.
> -    * - __u16
> -      - ``pic_height_in_luma_samples``
> -      - Specifies the height of each decoded picture in units of luma 
> samples.
> -    * - __u8
> -      - ``bit_depth_luma_minus8``
> -      - Specifies the bit depth of the samples of the luma array.
> -    * - __u8
> -      - ``bit_depth_chroma_minus8``
> -      - Specifies the bit depth of the samples of the chroma arrays.
> -    * - __u8
> -      - ``log2_max_pic_order_cnt_lsb_minus4``
> -      - Specifies the value of the variable MaxPicOrderCntLsb.
> -    * - __u8
> -      - ``sps_max_dec_pic_buffering_minus1``
> -      - Plus 1 specifies the maximum required size of the decoded 
> picture buffer for
> -        the CVS
> -    * - __u8
> -      - ``sps_max_num_reorder_pics``
> -      - Indicates the maximum allowed number of pictures.
> -    * - __u8
> -      - ``sps_max_latency_increase_plus1``
> -      - Not equal to 0 is used to compute the value of 
> SpsMaxLatencyPictures[i].
> -    * - __u8
> -      - ``log2_min_luma_coding_block_size_minus3``
> -      - Plus 3 specifies the minimum luma coding block size.
> -    * - __u8
> -      - ``log2_diff_max_min_luma_coding_block_size``
> -      - Specifies the difference between the maximum and minimum luma 
> coding block size.
> -    * - __u8
> -      - ``log2_min_luma_transform_block_size_minus2``
> -      - Plus 2 specifies the minimum luma transform block size.
> -    * - __u8
> -      - ``log2_diff_max_min_luma_transform_block_size``
> -      - Specifies the difference between the maximum and minimum luma 
> transform block size.
> -    * - __u8
> -      - ``max_transform_hierarchy_depth_inter``
> -      - Specifies the maximum hierarchy depth for transform units of 
> coding units coded
> -        in inter prediction mode.
> -    * - __u8
> -      - ``max_transform_hierarchy_depth_intra``
> -      - Specifies the maximum hierarchy depth for transform units of 
> coding units coded in
> -        intra prediction mode.
> -    * - __u8
> -      - ``pcm_sample_bit_depth_luma_minus1``
> -      - Specifies the number of bits used to represent each of PCM 
> sample values of the
> -        luma component.
> -    * - __u8
> -      - ``pcm_sample_bit_depth_chroma_minus1``
> -      - Specifies the number of bits used to represent each of PCM 
> sample values of
> -        the chroma components.
> -    * - __u8
> -      - ``log2_min_pcm_luma_coding_block_size_minus3``
> -      - Plus 3 specifies the minimum size of coding blocks.
> -    * - __u8
> -      - ``log2_diff_max_min_pcm_luma_coding_block_size``
> -      - Specifies the difference between the maximum and minimum size 
> of coding blocks.
> -    * - __u8
> -      - ``num_short_term_ref_pic_sets``
> -      - Specifies the number of st_ref_pic_set() syntax structures 
> included in the SPS.
> -    * - __u8
> -      - ``num_long_term_ref_pics_sps``
> -      - Specifies the number of candidate long-term reference 
> pictures that are
> -        specified in the SPS.
> -    * - __u8
> -      - ``chroma_format_idc``
> -      - Specifies the chroma sampling.
> -    * - __u8
> -      - ``sps_max_sub_layers_minus1``
> -      - plus 1 specifies the maximum number of temporal sub-layers.
> -    * - __u64
> -      - ``flags``
> -      - See :ref:`Sequence Parameter Set Flags <hevc_sps_flags>`
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -.. _hevc_sps_flags:
> -
> -``Sequence Parameter Set Flags``
> -
> -.. raw:: latex
> -
> -    \small
> -
> -.. cssclass:: longtable
> -
> -.. flat-table::
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - ``V4L2_HEVC_SPS_FLAG_SEPARATE_COLOUR_PLANE``
> -      - 0x00000001
> -      -
> -    * - ``V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED``
> -      - 0x00000002
> -      -
> -    * - ``V4L2_HEVC_SPS_FLAG_AMP_ENABLED``
> -      - 0x00000004
> -      -
> -    * - ``V4L2_HEVC_SPS_FLAG_SAMPLE_ADAPTIVE_OFFSET``
> -      - 0x00000008
> -      -
> -    * - ``V4L2_HEVC_SPS_FLAG_PCM_ENABLED``
> -      - 0x00000010
> -      -
> -    * - ``V4L2_HEVC_SPS_FLAG_PCM_LOOP_FILTER_DISABLED``
> -      - 0x00000020
> -      -
> -    * - ``V4L2_HEVC_SPS_FLAG_LONG_TERM_REF_PICS_PRESENT``
> -      - 0x00000040
> -      -
> -    * - ``V4L2_HEVC_SPS_FLAG_SPS_TEMPORAL_MVP_ENABLED``
> -      - 0x00000080
> -      -
> -    * - ``V4L2_HEVC_SPS_FLAG_STRONG_INTRA_SMOOTHING_ENABLED``
> -      - 0x00000100
> -      -
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -``V4L2_CID_STATELESS_HEVC_PPS (struct)``
> -    Specifies the Picture Parameter Set fields (as extracted from the
> -    bitstream) for the associated HEVC slice data.
> -    These bitstream parameters are defined according to :ref:`hevc`.
> -    They are described in section 7.4.3.3 "Picture parameter set RBSP
> -    semantics" of the specification.
> -
> -.. c:type:: v4l2_ctrl_hevc_pps
> -
> -.. tabularcolumns:: |p{1.2cm}|p{8.6cm}|p{7.5cm}|
> -
> -.. cssclass:: longtable
> -
> -.. flat-table:: struct v4l2_ctrl_hevc_pps
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - __u8
> -      - ``pic_parameter_set_id``
> -      - Identifies the PPS for reference by other syntax elements.
> -    * - __u8
> -      - ``num_extra_slice_header_bits``
> -      - Specifies the number of extra slice header bits that are present
> -        in the slice header RBSP for coded pictures referring to the 
> PPS.
> -    * - __u8
> -      - ``num_ref_idx_l0_default_active_minus1``
> -      - Specifies the inferred value of num_ref_idx_l0_active_minus1
> -    * - __u8
> -      - ``num_ref_idx_l1_default_active_minus1``
> -      - Specifies the inferred value of num_ref_idx_l1_active_minus1
> -    * - __s8
> -      - ``init_qp_minus26``
> -      - Plus 26 specifies the initial value of SliceQp Y for each slice
> -        referring to the PPS.
> -    * - __u8
> -      - ``diff_cu_qp_delta_depth``
> -      - Specifies the difference between the luma coding tree block size
> -        and the minimum luma coding block size of coding units that
> -        convey cu_qp_delta_abs and cu_qp_delta_sign_flag.
> -    * - __s8
> -      - ``pps_cb_qp_offset``
> -      - Specify the offsets to the luma quantization parameter Cb.
> -    * - __s8
> -      - ``pps_cr_qp_offset``
> -      - Specify the offsets to the luma quantization parameter Cr.
> -    * - __u8
> -      - ``num_tile_columns_minus1``
> -      - Plus 1 specifies the number of tile columns partitioning the 
> picture.
> -    * - __u8
> -      - ``num_tile_rows_minus1``
> -      - Plus 1 specifies the number of tile rows partitioning the 
> picture.
> -    * - __u8
> -      - ``column_width_minus1[20]``
> -      - Plus 1 specifies the width of the i-th tile column in units of
> -        coding tree blocks.
> -    * - __u8
> -      - ``row_height_minus1[22]``
> -      - Plus 1 specifies the height of the i-th tile row in units of 
> coding
> -        tree blocks.
> -    * - __s8
> -      - ``pps_beta_offset_div2``
> -      - Specify the default deblocking parameter offsets for beta 
> divided by 2.
> -    * - __s8
> -      - ``pps_tc_offset_div2``
> -      - Specify the default deblocking parameter offsets for tC 
> divided by 2.
> -    * - __u8
> -      - ``log2_parallel_merge_level_minus2``
> -      - Plus 2 specifies the value of the variable Log2ParMrgLevel.
> -    * - __u8
> -      - ``padding[4]``
> -      - Applications and drivers must set this to zero.
> -    * - __u64
> -      - ``flags``
> -      - See :ref:`Picture Parameter Set Flags <hevc_pps_flags>`
> -
> -.. _hevc_pps_flags:
> -
> -``Picture Parameter Set Flags``
> -
> -.. raw:: latex
> -
> -    \small
> -
> -.. flat-table::
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - ``V4L2_HEVC_PPS_FLAG_DEPENDENT_SLICE_SEGMENT_ENABLED``
> -      - 0x00000001
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_OUTPUT_FLAG_PRESENT``
> -      - 0x00000002
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_SIGN_DATA_HIDING_ENABLED``
> -      - 0x00000004
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_CABAC_INIT_PRESENT``
> -      - 0x00000008
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_CONSTRAINED_INTRA_PRED``
> -      - 0x00000010
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_TRANSFORM_SKIP_ENABLED``
> -      - 0x00000020
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_CU_QP_DELTA_ENABLED``
> -      - 0x00000040
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT``
> -      - 0x00000080
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_WEIGHTED_PRED``
> -      - 0x00000100
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_WEIGHTED_BIPRED``
> -      - 0x00000200
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_TRANSQUANT_BYPASS_ENABLED``
> -      - 0x00000400
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_TILES_ENABLED``
> -      - 0x00000800
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_ENTROPY_CODING_SYNC_ENABLED``
> -      - 0x00001000
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_LOOP_FILTER_ACROSS_TILES_ENABLED``
> -      - 0x00002000
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_PPS_LOOP_FILTER_ACROSS_SLICES_ENABLED``
> -      - 0x00004000
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_OVERRIDE_ENABLED``
> -      - 0x00008000
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_PPS_DISABLE_DEBLOCKING_FILTER``
> -      - 0x00010000
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_LISTS_MODIFICATION_PRESENT``
> -      - 0x00020000
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_SLICE_SEGMENT_HEADER_EXTENSION_PRESENT``
> -      - 0x00040000
> -      -
> -    * - ``V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT``
> -      - 0x00080000
> -      - Specifies the presence of deblocking filter control syntax 
> elements in
> -        the PPS
> -    * - ``V4L2_HEVC_PPS_FLAG_UNIFORM_SPACING``
> -      - 0x00100000
> -      - Specifies that tile column boundaries and likewise tile row 
> boundaries
> -        are distributed uniformly across the picture
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -``V4L2_CID_STATELESS_HEVC_SLICE_PARAMS (struct)``
> -    Specifies various slice-specific parameters, especially from the 
> NAL unit
> -    header, general slice segment header and weighted prediction 
> parameter
> -    parts of the bitstream.
> -    These bitstream parameters are defined according to :ref:`hevc`.
> -    They are described in section 7.4.7 "General slice segment header
> -    semantics" of the specification.
> -    This control is a dynamically sized 1-dimensional array,
> -    V4L2_CTRL_FLAG_DYNAMIC_ARRAY flag must be set when using it.
> -
> -.. c:type:: v4l2_ctrl_hevc_slice_params
> -
> -.. raw:: latex
> -
> -    \scriptsize
> -
> -.. tabularcolumns:: |p{5.4cm}|p{6.8cm}|p{5.1cm}|
> -
> -.. cssclass:: longtable
> -
> -.. flat-table:: struct v4l2_ctrl_hevc_slice_params
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - __u32
> -      - ``bit_size``
> -      - Size (in bits) of the current slice data.
> -    * - __u32
> -      - ``data_byte_offset``
> -      - Offset (in bytes) to the video data in the current slice data.
> -    * - __u32
> -      - ``num_entry_point_offsets``
> -      - Specifies the number of entry point offset syntax elements in 
> the slice header.
> -    * - __u8
> -      - ``nal_unit_type``
> -      - Specifies the coding type of the slice (B, P or I).
> -    * - __u8
> -      - ``nuh_temporal_id_plus1``
> -      - Minus 1 specifies a temporal identifier for the NAL unit.
> -    * - __u8
> -      - ``slice_type``
> -      -
> -    (V4L2_HEVC_SLICE_TYPE_I, V4L2_HEVC_SLICE_TYPE_P or
> -    V4L2_HEVC_SLICE_TYPE_B).
> -    * - __u8
> -      - ``colour_plane_id``
> -      - Specifies the colour plane associated with the current slice.
> -    * - __u16
> -      - ``slice_pic_order_cnt``
> -      - Specifies the picture order count.
> -    * - __u8
> -      - ``num_ref_idx_l0_active_minus1``
> -      - Specifies the maximum reference index for reference picture 
> list 0
> -        that may be used to decode the slice.
> -    * - __u8
> -      - ``num_ref_idx_l1_active_minus1``
> -      - Specifies the maximum reference index for reference picture 
> list 1
> -        that may be used to decode the slice.
> -    * - __u8
> -      - ``collocated_ref_idx``
> -      - Specifies the reference index of the collocated picture used for
> -        temporal motion vector prediction.
> -    * - __u8
> -      - ``five_minus_max_num_merge_cand``
> -      - Specifies the maximum number of merging motion vector prediction
> -        candidates supported in the slice subtracted from 5.
> -    * - __s8
> -      - ``slice_qp_delta``
> -      - Specifies the initial value of QpY to be used for the coding 
> blocks in the slice.
> -    * - __s8
> -      - ``slice_cb_qp_offset``
> -      - Specifies a difference to be added to the value of 
> pps_cb_qp_offset.
> -    * - __s8
> -      - ``slice_cr_qp_offset``
> -      - Specifies a difference to be added to the value of 
> pps_cr_qp_offset.
> -    * - __s8
> -      - ``slice_act_y_qp_offset``
> -      - screen content extension parameters
> -    * - __s8
> -      - ``slice_act_cb_qp_offset``
> -      - screen content extension parameters
> -    * - __s8
> -      - ``slice_act_cr_qp_offset``
> -      - screen content extension parameters
> -    * - __s8
> -      - ``slice_beta_offset_div2``
> -      - Specify the deblocking parameter offsets for beta divided by 2.
> -    * - __s8
> -      - ``slice_tc_offset_div2``
> -      - Specify the deblocking parameter offsets for tC divided by 2.
> -    * - __u8
> -      - ``pic_struct``
> -      - Indicates whether a picture should be displayed as a frame or 
> as one or more fields.
> -    * - __u32
> -      - ``slice_segment_addr``
> -      - Specifies the address of the first coding tree block in the 
> slice segment.
> -    * - __u8
> -      - ``ref_idx_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - The list of L0 reference elements as indices in the DPB.
> -    * - __u8
> -      - ``ref_idx_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - The list of L1 reference elements as indices in the DPB.
> -    * - __u16
> -      - ``short_term_ref_pic_set_size``
> -      - Specifies the size of short-term reference pictures set 
> included in the SPS.
> -    * - __u16
> -      - ``long_term_ref_pic_set_size``
> -      - Specifies the size of long-term reference pictures set 
> include in the SPS.
> -    * - __u8
> -      - ``padding``
> -      - Applications and drivers must set this to zero.
> -    * - struct :c:type:`v4l2_hevc_pred_weight_table`
> -      - ``pred_weight_table``
> -      - The prediction weight coefficients for inter-picture prediction.
> -    * - __u64
> -      - ``flags``
> -      - See :ref:`Slice Parameters Flags <hevc_slice_params_flags>`
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -.. _hevc_slice_params_flags:
> -
> -``Slice Parameters Flags``
> -
> -.. raw:: latex
> -
> -    \scriptsize
> -
> -.. flat-table::
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_LUMA``
> -      - 0x00000001
> -      -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_CHROMA``
> -      - 0x00000002
> -      -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_TEMPORAL_MVP_ENABLED``
> -      - 0x00000004
> -      -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_MVD_L1_ZERO``
> -      - 0x00000008
> -      -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_CABAC_INIT``
> -      - 0x00000010
> -      -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_COLLOCATED_FROM_L0``
> -      - 0x00000020
> -      -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_USE_INTEGER_MV``
> -      - 0x00000040
> -      -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_DEBLOCKING_FILTER_DISABLED``
> -      - 0x00000080
> -      -
> -    * - 
> ``V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_LOOP_FILTER_ACROSS_SLICES_ENABLED``
> -      - 0x00000100
> -      -
> -    * - ``V4L2_HEVC_SLICE_PARAMS_FLAG_DEPENDENT_SLICE_SEGMENT``
> -      - 0x00000200
> -      -
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -``V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS (integer)``
> -    Specifies entry point offsets in bytes.
> -    This control is a dynamically sized array. The number of entry point
> -    offsets is reported by the ``elems`` field.
> -    This bitstream parameter is defined according to :ref:`hevc`.
> -    They are described in section 7.4.7.1 "General slice segment header
> -    semantics" of the specification.
> -
> -``V4L2_CID_STATELESS_HEVC_SCALING_MATRIX (struct)``
> -    Specifies the HEVC scaling matrix parameters used for the scaling 
> process
> -    for transform coefficients.
> -    These matrix and parameters are defined according to :ref:`hevc`.
> -    They are described in section 7.4.5 "Scaling list data semantics" of
> -    the specification.
> -
> -.. c:type:: v4l2_ctrl_hevc_scaling_matrix
> -
> -.. raw:: latex
> -
> -    \scriptsize
> -
> -.. tabularcolumns:: |p{5.4cm}|p{6.8cm}|p{5.1cm}|
> -
> -.. cssclass:: longtable
> -
> -.. flat-table:: struct v4l2_ctrl_hevc_scaling_matrix
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - __u8
> -      - ``scaling_list_4x4[6][16]``
> -      - Scaling list is used for the scaling process for transform
> -        coefficients. The values on each scaling list are expected
> -        in raster scan order.
> -    * - __u8
> -      - ``scaling_list_8x8[6][64]``
> -      - Scaling list is used for the scaling process for transform
> -        coefficients. The values on each scaling list are expected
> -        in raster scan order.
> -    * - __u8
> -      - ``scaling_list_16x16[6][64]``
> -      - Scaling list is used for the scaling process for transform
> -        coefficients. The values on each scaling list are expected
> -        in raster scan order.
> -    * - __u8
> -      - ``scaling_list_32x32[2][64]``
> -      - Scaling list is used for the scaling process for transform
> -        coefficients. The values on each scaling list are expected
> -        in raster scan order.
> -    * - __u8
> -      - ``scaling_list_dc_coef_16x16[6]``
> -      - Scaling list is used for the scaling process for transform
> -        coefficients. The values on each scaling list are expected
> -        in raster scan order.
> -    * - __u8
> -      - ``scaling_list_dc_coef_32x32[2]``
> -      - Scaling list is used for the scaling process for transform
> -        coefficients. The values on each scaling list are expected
> -        in raster scan order.
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -.. c:type:: v4l2_hevc_dpb_entry
> -
> -.. raw:: latex
> -
> -    \small
> -
> -.. tabularcolumns:: |p{1.0cm}|p{4.2cm}|p{12.1cm}|
> -
> -.. flat-table:: struct v4l2_hevc_dpb_entry
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - __u64
> -      - ``timestamp``
> -      - Timestamp of the V4L2 capture buffer to use as reference, used
> -        with B-coded and P-coded frames. The timestamp refers to the
> -    ``timestamp`` field in struct :c:type:`v4l2_buffer`. Use the
> -    :c:func:`v4l2_timeval_to_ns()` function to convert the struct
> -    :c:type:`timeval` in struct :c:type:`v4l2_buffer` to a __u64.
> -    * - __u8
> -      - ``flags``
> -      - Long term flag for the reference frame
> -        (V4L2_HEVC_DPB_ENTRY_LONG_TERM_REFERENCE). The flag is set as
> -        described in the ITU HEVC specification chapter "8.3.2 Decoding
> -        process for reference picture set".
> -    * - __u8
> -      - ``field_pic``
> -      - Whether the reference is a field picture or a frame.
> -        See :ref:`HEVC dpb field pic Flags <hevc_dpb_field_pic_flags>`
> -    * - __s32
> -      - ``pic_order_cnt_val``
> -      - The picture order count of the current picture.
> -    * - __u8
> -      - ``padding[2]``
> -      - Applications and drivers must set this to zero.
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -.. _hevc_dpb_field_pic_flags:
> -
> -``HEVC dpb field pic Flags``
> -
> -.. raw:: latex
> -
> -    \scriptsize
> -
> -.. flat-table::
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_FRAME``
> -      - 0
> -      - (progressive) Frame
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_FIELD``
> -      - 1
> -      - Top field
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_FIELD``
> -      - 2
> -      - Bottom field
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM``
> -      - 3
> -      - Top field, bottom field, in that order
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP``
> -      - 4
> -      - Bottom field, top field, in that order
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM_TOP``
> -      - 5
> -      - Top field, bottom field, top field repeated, in that order
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP_BOTTOM``
> -      - 6
> -      - Bottom field, top field, bottom field repeated, in that order
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_FRAME_DOUBLING``
> -      - 7
> -      - Frame doubling
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_FRAME_TRIPLING``
> -      - 8
> -      - Frame tripling
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_PREVIOUS_BOTTOM``
> -      - 9
> -      - Top field paired with previous bottom field in output order
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_PREVIOUS_TOP``
> -      - 10
> -      - Bottom field paired with previous top field in output order
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_NEXT_BOTTOM``
> -      - 11
> -      - Top field paired with next bottom field in output order
> -    * - ``V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_NEXT_TOP``
> -      - 12
> -      - Bottom field paired with next top field in output order
> -
> -.. c:type:: v4l2_hevc_pred_weight_table
> -
> -.. raw:: latex
> -
> -    \footnotesize
> -
> -.. tabularcolumns:: |p{0.8cm}|p{10.6cm}|p{5.9cm}|
> -
> -.. flat-table:: struct v4l2_hevc_pred_weight_table
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - __s8
> -      - ``delta_luma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - The difference of the weighting factor applied to the luma
> -        prediction value for list 0.
> -    * - __s8
> -      - ``luma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - The additive offset applied to the luma prediction value for 
> list 0.
> -    * - __s8
> -      - ``delta_chroma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]``
> -      - The difference of the weighting factor applied to the chroma
> -        prediction value for list 0.
> -    * - __s8
> -      - ``chroma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]``
> -      - The difference of the additive offset applied to the chroma
> -        prediction values for list 0.
> -    * - __s8
> -      - ``delta_luma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - The difference of the weighting factor applied to the luma
> -        prediction value for list 1.
> -    * - __s8
> -      - ``luma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - The additive offset applied to the luma prediction value for 
> list 1.
> -    * - __s8
> -      - ``delta_chroma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]``
> -      - The difference of the weighting factor applied to the chroma
> -        prediction value for list 1.
> -    * - __s8
> -      - ``chroma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]``
> -      - The difference of the additive offset applied to the chroma
> -        prediction values for list 1.
> -    * - __u8
> -      - ``luma_log2_weight_denom``
> -      - The base 2 logarithm of the denominator for all luma weighting
> -        factors.
> -    * - __s8
> -      - ``delta_chroma_log2_weight_denom``
> -      - The difference of the base 2 logarithm of the denominator for
> -        all chroma weighting factors.
> -    * - __u8
> -      - ``padding[6]``
> -      - Applications and drivers must set this to zero.
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -``V4L2_CID_STATELESS_HEVC_DECODE_MODE (enum)``
> -    Specifies the decoding mode to use. Currently exposes slice-based 
> and
> -    frame-based decoding but new modes might be added later on.
> -    This control is used as a modifier for V4L2_PIX_FMT_HEVC_SLICE
> -    pixel format. Applications that support V4L2_PIX_FMT_HEVC_SLICE
> -    are required to set this control in order to specify the decoding 
> mode
> -    that is expected for the buffer.
> -    Drivers may expose a single or multiple decoding modes, depending
> -    on what they can support.
> -
> -    .. note::
> -
> -       This menu control is not yet part of the public kernel API and
> -       it is expected to change.
> -
> -.. c:type:: v4l2_stateless_hevc_decode_mode
> -
> -.. raw:: latex
> -
> -    \small
> -
> -.. tabularcolumns:: |p{9.4cm}|p{0.6cm}|p{7.3cm}|
> -
> -.. flat-table::
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - ``V4L2_STATELESS_HEVC_DECODE_MODE_SLICE_BASED``
> -      - 0
> -      - Decoding is done at the slice granularity.
> -        The OUTPUT buffer must contain a single slice.
> -    * - ``V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED``
> -      - 1
> -      - Decoding is done at the frame granularity.
> -        The OUTPUT buffer must contain all slices needed to decode the
> -        frame. The OUTPUT buffer must also contain both fields.
> -
> -.. raw:: latex
> -
> -    \normalsize
> -
> -``V4L2_CID_STATELESS_HEVC_START_CODE (enum)``
> -    Specifies the HEVC slice start code expected for each slice.
> -    This control is used as a modifier for V4L2_PIX_FMT_HEVC_SLICE
> -    pixel format. Applications that support V4L2_PIX_FMT_HEVC_SLICE
> -    are required to set this control in order to specify the start code
> -    that is expected for the buffer.
> -    Drivers may expose a single or multiple start codes, depending
> -    on what they can support.
> -
> -    .. note::
> -
> -       This menu control is not yet part of the public kernel API and
> -       it is expected to change.
> -
> -.. c:type:: v4l2_stateless_hevc_start_code
> -
> -.. tabularcolumns:: |p{9.2cm}|p{0.6cm}|p{7.5cm}|
> -
> -.. flat-table::
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - ``V4L2_STATELESS_HEVC_START_CODE_NONE``
> -      - 0
> -      - Selecting this value specifies that HEVC slices are passed
> -        to the driver without any start code. The bitstream data 
> should be
> -        according to :ref:`hevc` 7.3.1.1 General NAL unit syntax, hence
> -        contains emulation prevention bytes when required.
> -    * - ``V4L2_STATELESS_HEVC_START_CODE_ANNEX_B``
> -      - 1
> -      - Selecting this value specifies that HEVC slices are expected
> -        to be prefixed by Annex B start codes. According to :ref:`hevc`
> -        valid start codes can be 3-bytes 0x000001 or 4-bytes 0x00000001.
> -
> -``V4L2_CID_MPEG_VIDEO_BASELAYER_PRIORITY_ID (integer)``
> -    Specifies a priority identifier for the NAL unit, which will be 
> applied to
> -    the base layer. By default this value is set to 0 for the base 
> layer,
> -    and the next layer will have the priority ID assigned as 1, 2, 3 
> and so on.
> -    The video encoder can't decide the priority id to be applied to a 
> layer,
> -    so this has to come from client.
> -    This is applicable to H264 and valid Range is from 0 to 63.
> -    Source Rec. ITU-T H.264 (06/2019); G.7.4.1.1, G.8.8.1.
> -
> -``V4L2_CID_MPEG_VIDEO_LTR_COUNT (integer)``
> -    Specifies the maximum number of Long Term Reference (LTR) frames 
> at any
> -    given time that the encoder can keep.
> -    This is applicable to the H264 and HEVC encoders.
> -
> -``V4L2_CID_MPEG_VIDEO_FRAME_LTR_INDEX (integer)``
> -    After setting this control the frame that will be queued next
> -    will be marked as a Long Term Reference (LTR) frame
> -    and given this LTR index which ranges from 0 to LTR_COUNT-1.
> -    This is applicable to the H264 and HEVC encoders.
> -    Source Rec. ITU-T H.264 (06/2019); Table 7.9
> -
> -``V4L2_CID_MPEG_VIDEO_USE_LTR_FRAMES (bitmask)``
> -    Specifies the Long Term Reference (LTR) frame(s) to be used for
> -    encoding the next frame queued after setting this control.
> -    This provides a bitmask which consists of bits [0, LTR_COUNT-1].
> -    This is applicable to the H264 and HEVC encoders.
> -
> -``V4L2_CID_STATELESS_HEVC_DECODE_PARAMS (struct)``
> -    Specifies various decode parameters, especially the references 
> picture order
> -    count (POC) for all the lists (short, long, before, current, 
> after) and the
> -    number of entries for each of them.
> -    These parameters are defined according to :ref:`hevc`.
> -    They are described in section 8.3 "Slice decoding process" of the
> -    specification.
> -
> -.. c:type:: v4l2_ctrl_hevc_decode_params
> -
> -.. cssclass:: longtable
> -
> -.. flat-table:: struct v4l2_ctrl_hevc_decode_params
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - __s32
> -      - ``pic_order_cnt_val``
> -      - PicOrderCntVal as described in section 8.3.1 "Decoding process
> -        for picture order count" of the specification.
> -    * - __u8
> -      - ``num_active_dpb_entries``
> -      - The number of entries in ``dpb``.
> -    * - __u8
> -      - ``num_poc_st_curr_before``
> -      - The number of reference pictures in the short-term set that 
> come before
> -        the current frame.
> -    * - __u8
> -      - ``num_poc_st_curr_after``
> -      - The number of reference pictures in the short-term set that 
> come after
> -        the current frame.
> -    * - __u8
> -      - ``num_poc_lt_curr``
> -      - The number of reference pictures in the long-term set.
> -    * - __u8
> -      - ``poc_st_curr_before[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - PocStCurrBefore as described in section 8.3.2 "Decoding 
> process for reference
> -        picture set": provides the index of the short term before 
> references in DPB array.
> -    * - __u8
> -      - ``poc_st_curr_after[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - PocStCurrAfter as described in section 8.3.2 "Decoding 
> process for reference
> -        picture set": provides the index of the short term after 
> references in DPB array.
> -    * - __u8
> -      - ``poc_lt_curr[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - PocLtCurr as described in section 8.3.2 "Decoding process for 
> reference
> -        picture set": provides the index of the long term references 
> in DPB array.
> -    * - struct :c:type:`v4l2_hevc_dpb_entry`
> -      - ``dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
> -      - The decoded picture buffer, for meta-data about reference 
> frames.
> -    * - __u64
> -      - ``flags``
> -      - See :ref:`Decode Parameters Flags <hevc_decode_params_flags>`
> -
> -.. _hevc_decode_params_flags:
> -
> -``Decode Parameters Flags``
> -
> -.. cssclass:: longtable
> -
> -.. flat-table::
> -    :header-rows:  0
> -    :stub-columns: 0
> -    :widths:       1 1 2
> -
> -    * - ``V4L2_HEVC_DECODE_PARAM_FLAG_IRAP_PIC``
> -      - 0x00000001
> -      -
> -    * - ``V4L2_HEVC_DECODE_PARAM_FLAG_IDR_PIC``
> -      - 0x00000002
> -      -
> -    * - ``V4L2_HEVC_DECODE_PARAM_FLAG_NO_OUTPUT_OF_PRIOR``
> -      - 0x00000004
> -      -
> diff --git 
> a/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst 
> b/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst
> index c352d91a73d8..506dd3c98884 100644
> --- a/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst
> +++ b/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst
> @@ -212,7 +212,7 @@ Compressed Formats
>          ``V4L2_CID_MPEG_VIDEO_HEVC_SPS``,
>          ``V4L2_CID_MPEG_VIDEO_HEVC_PPS``, and
>          ``V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS``.
> -    See the :ref:`associated Codec Control IDs <v4l2-mpeg-hevc>`.
> +    See the :ref:`associated Codec Control IDs 
> <v4l2-codec-stateless-hevc>`.
>      Buffers associated with this pixel format must contain the 
> appropriate
>      number of macroblocks to decode a full corresponding frame.
>      * .. _V4L2-PIX-FMT-FWHT:
> diff --git 
> a/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst 
> b/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst
> index 29971a45a2d4..892cfeb8b988 100644
> --- a/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst
> +++ b/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst
> @@ -249,6 +249,26 @@ still cause this situation.
>        - ``p_hdr10_mastering``
>        - A pointer to a struct 
> :c:type:`v4l2_ctrl_hdr10_mastering_display`. Valid if this control is
>          of type ``V4L2_CTRL_TYPE_HDR10_MASTERING_DISPLAY``.
> +    * - struct :c:type:`v4l2_ctrl_hevc_sps` *
> +      - ``p_hevc_sps``
> +      - A pointer to a struct :c:type:`v4l2_ctrl_hevc_sps`. Valid if 
> this
> +        control is of type ``V4L2_CTRL_TYPE_HEVC_SPS``.
> +    * - struct :c:type:`v4l2_ctrl_hevc_pps` *
> +      - ``p_hevc_pps``
> +      - A pointer to a struct :c:type:`v4l2_ctrl_hevc_pps`. Valid if 
> this
> +        control is of type ``V4L2_CTRL_TYPE_HEVC_PPS``.
> +    * - struct :c:type:`v4l2_ctrl_hevc_slice_params` *
> +      - ``p_hevc_slice_params``
> +      - A pointer to a struct :c:type:`v4l2_ctrl_hevc_slice_params`. 
> Valid if this
> +        control is of type ``V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS``.
> +    * - struct :c:type:`v4l2_ctrl_hevc_scaling_matrix` *
> +      - ``p_hevc_scaling_matrix``
> +      - A pointer to a struct 
> :c:type:`v4l2_ctrl_hevc_scaling_matrix`. Valid if this
> +        control is of type ``V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX``.
> +    * - struct :c:type:`v4l2_ctrl_hevc_decode_params` *
> +      - ``p_hevc_decode_params``
> +      - A pointer to a struct :c:type:`v4l2_ctrl_hevc_decode_params`. 
> Valid if this
> +        control is of type ``V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS``.
>      * - void *
>        - ``ptr``
>        - A pointer to a compound type which can be an N-dimensional array
> diff --git a/include/media/hevc-ctrls.h b/include/media/hevc-ctrls.h
> deleted file mode 100644
> index d0a8032f744a..000000000000
> --- a/include/media/hevc-ctrls.h
> +++ /dev/null
> @@ -1,465 +0,0 @@
> -/* SPDX-License-Identifier: GPL-2.0 */
> -/*
> - * These are the HEVC state controls for use with stateless HEVC
> - * codec drivers.
> - *
> - * It turns out that these structs are not stable yet and will undergo
> - * more changes. So keep them private until they are stable and ready to
> - * become part of the official public API.
> - */
> -
> -#ifndef _HEVC_CTRLS_H_
> -#define _HEVC_CTRLS_H_
> -
> -#include <linux/videodev2.h>
> -
> -#define V4L2_CID_STATELESS_HEVC_SPS        (V4L2_CID_CODEC_BASE + 1008)
> -#define V4L2_CID_STATELESS_HEVC_PPS        (V4L2_CID_CODEC_BASE + 1009)
> -#define V4L2_CID_STATELESS_HEVC_SLICE_PARAMS (V4L2_CID_CODEC_BASE + 
> 1010)
> -#define V4L2_CID_STATELESS_HEVC_SCALING_MATRIX (V4L2_CID_CODEC_BASE + 
> 1011)
> -#define V4L2_CID_STATELESS_HEVC_DECODE_PARAMS (V4L2_CID_CODEC_BASE + 
> 1012)
> -#define V4L2_CID_STATELESS_HEVC_DECODE_MODE (V4L2_CID_CODEC_BASE + 1015)
> -#define V4L2_CID_STATELESS_HEVC_START_CODE (V4L2_CID_CODEC_BASE + 1016)
> -#define V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS 
> (V4L2_CID_CODEC_BASE + 1017)
> -
> -enum v4l2_stateless_hevc_decode_mode {
> -    V4L2_STATELESS_HEVC_DECODE_MODE_SLICE_BASED,
> -    V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED,
> -};
> -
> -enum v4l2_stateless_hevc_start_code {
> -    V4L2_STATELESS_HEVC_START_CODE_NONE,
> -    V4L2_STATELESS_HEVC_START_CODE_ANNEX_B,
> -};
> -
> -#define V4L2_HEVC_SLICE_TYPE_B    0
> -#define V4L2_HEVC_SLICE_TYPE_P    1
> -#define V4L2_HEVC_SLICE_TYPE_I    2
> -
> -#define V4L2_HEVC_SPS_FLAG_SEPARATE_COLOUR_PLANE        (1ULL << 0)
> -#define V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED            (1ULL << 1)
> -#define V4L2_HEVC_SPS_FLAG_AMP_ENABLED                (1ULL << 2)
> -#define V4L2_HEVC_SPS_FLAG_SAMPLE_ADAPTIVE_OFFSET        (1ULL << 3)
> -#define V4L2_HEVC_SPS_FLAG_PCM_ENABLED                (1ULL << 4)
> -#define V4L2_HEVC_SPS_FLAG_PCM_LOOP_FILTER_DISABLED        (1ULL << 5)
> -#define V4L2_HEVC_SPS_FLAG_LONG_TERM_REF_PICS_PRESENT (1ULL << 6)
> -#define V4L2_HEVC_SPS_FLAG_SPS_TEMPORAL_MVP_ENABLED        (1ULL << 7)
> -#define V4L2_HEVC_SPS_FLAG_STRONG_INTRA_SMOOTHING_ENABLED (1ULL << 8)
> -
> -/**
> - * struct v4l2_ctrl_hevc_sps - ITU-T Rec. H.265: Sequence parameter set
> - *
> - * @video_parameter_set_id: specifies the value of the
> - *                vps_video_parameter_set_id of the active VPS
> - * @seq_parameter_set_id: provides an identifier for the SPS for
> - *              reference by other syntax elements
> - * @pic_width_in_luma_samples: specifies the width of each decoded 
> picture
> - *                   in units of luma samples
> - * @pic_height_in_luma_samples: specifies the height of each decoded 
> picture
> - *                in units of luma samples
> - * @bit_depth_luma_minus8: specifies the bit depth of the samples of the
> - *               luma array
> - * @bit_depth_chroma_minus8: specifies the bit depth of the samples 
> of the
> - *                 chroma arrays
> - * @log2_max_pic_order_cnt_lsb_minus4: specifies the value of the 
> variable
> - *                       MaxPicOrderCntLsb
> - * @sps_max_dec_pic_buffering_minus1: plus 1 specifies the maximum 
> required
> - *                      size of the decoded picture buffer for
> - *                      the CVS
> - * @sps_max_num_reorder_pics: indicates the maximum allowed number of 
> pictures
> - * @sps_max_latency_increase_plus1: not equal to 0 is used to compute 
> the
> - *                    value of SpsMaxLatencyPictures[i]
> - * @log2_min_luma_coding_block_size_minus3: plus 3 specifies the minimum
> - *                        luma coding block size
> - * @log2_diff_max_min_luma_coding_block_size: specifies the 
> difference between
> - *                          the maximum and minimum luma
> - *                          coding block size
> - * @log2_min_luma_transform_block_size_minus2: plus 2 specifies the 
> minimum luma
> - *                           transform block size
> - * @log2_diff_max_min_luma_transform_block_size: specifies the 
> difference between
> - *                         the maximum and minimum luma
> - *                         transform block size
> - * @max_transform_hierarchy_depth_inter: specifies the maximum hierarchy
> - *                     depth for transform units of
> - *                     coding units coded in inter
> - *                     prediction mode
> - * @max_transform_hierarchy_depth_intra: specifies the maximum hierarchy
> - *                     depth for transform units of
> - *                     coding units coded in intra
> - *                     prediction mode
> - * @pcm_sample_bit_depth_luma_minus1: specifies the number of bits 
> used to
> - *                      represent each of PCM sample values of the
> - *                      luma component
> - * @pcm_sample_bit_depth_chroma_minus1: specifies the number of bits 
> used to
> - *                    represent each of PCM sample values of
> - *                    the chroma components
> - * @log2_min_pcm_luma_coding_block_size_minus3: plus 3 specifies the 
> minimum size
> - *                        of coding blocks
> - * @log2_diff_max_min_pcm_luma_coding_block_size: specifies the 
> difference between
> - *                          the maximum and minimum size of
> - *                          coding blocks
> - * @num_short_term_ref_pic_sets: specifies the number of 
> st_ref_pic_set()
> - *                 syntax structures included in the SPS
> - * @num_long_term_ref_pics_sps:    specifies the number of candidate 
> long-term
> - *                reference pictures that are specified in the SPS
> - * @chroma_format_idc: specifies the chroma sampling
> - * @sps_max_sub_layers_minus1: plus 1 specifies the maximum number of 
> temporal
> - *                   sub-layers
> - * @flags: see V4L2_HEVC_SPS_FLAG_{}
> - */
> -struct v4l2_ctrl_hevc_sps {
> -    __u8    video_parameter_set_id;
> -    __u8    seq_parameter_set_id;
> -    __u16    pic_width_in_luma_samples;
> -    __u16    pic_height_in_luma_samples;
> -    __u8    bit_depth_luma_minus8;
> -    __u8    bit_depth_chroma_minus8;
> -    __u8    log2_max_pic_order_cnt_lsb_minus4;
> -    __u8    sps_max_dec_pic_buffering_minus1;
> -    __u8    sps_max_num_reorder_pics;
> -    __u8    sps_max_latency_increase_plus1;
> -    __u8    log2_min_luma_coding_block_size_minus3;
> -    __u8    log2_diff_max_min_luma_coding_block_size;
> -    __u8    log2_min_luma_transform_block_size_minus2;
> -    __u8    log2_diff_max_min_luma_transform_block_size;
> -    __u8    max_transform_hierarchy_depth_inter;
> -    __u8    max_transform_hierarchy_depth_intra;
> -    __u8    pcm_sample_bit_depth_luma_minus1;
> -    __u8    pcm_sample_bit_depth_chroma_minus1;
> -    __u8    log2_min_pcm_luma_coding_block_size_minus3;
> -    __u8    log2_diff_max_min_pcm_luma_coding_block_size;
> -    __u8    num_short_term_ref_pic_sets;
> -    __u8    num_long_term_ref_pics_sps;
> -    __u8    chroma_format_idc;
> -    __u8    sps_max_sub_layers_minus1;
> -
> -    __u8    padding[6];
> -    __u64    flags;
> -    __u8    reserved[24];
> -};
> -
> -#define V4L2_HEVC_PPS_FLAG_DEPENDENT_SLICE_SEGMENT_ENABLED (1ULL << 0)
> -#define V4L2_HEVC_PPS_FLAG_OUTPUT_FLAG_PRESENT            (1ULL << 1)
> -#define V4L2_HEVC_PPS_FLAG_SIGN_DATA_HIDING_ENABLED        (1ULL << 2)
> -#define V4L2_HEVC_PPS_FLAG_CABAC_INIT_PRESENT            (1ULL << 3)
> -#define V4L2_HEVC_PPS_FLAG_CONSTRAINED_INTRA_PRED        (1ULL << 4)
> -#define V4L2_HEVC_PPS_FLAG_TRANSFORM_SKIP_ENABLED        (1ULL << 5)
> -#define V4L2_HEVC_PPS_FLAG_CU_QP_DELTA_ENABLED            (1ULL << 6)
> -#define V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT (1ULL 
> << 7)
> -#define V4L2_HEVC_PPS_FLAG_WEIGHTED_PRED            (1ULL << 8)
> -#define V4L2_HEVC_PPS_FLAG_WEIGHTED_BIPRED            (1ULL << 9)
> -#define V4L2_HEVC_PPS_FLAG_TRANSQUANT_BYPASS_ENABLED        (1ULL << 10)
> -#define V4L2_HEVC_PPS_FLAG_TILES_ENABLED            (1ULL << 11)
> -#define V4L2_HEVC_PPS_FLAG_ENTROPY_CODING_SYNC_ENABLED (1ULL << 12)
> -#define V4L2_HEVC_PPS_FLAG_LOOP_FILTER_ACROSS_TILES_ENABLED (1ULL << 13)
> -#define V4L2_HEVC_PPS_FLAG_PPS_LOOP_FILTER_ACROSS_SLICES_ENABLED 
> (1ULL << 14)
> -#define V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_OVERRIDE_ENABLED (1ULL 
> << 15)
> -#define V4L2_HEVC_PPS_FLAG_PPS_DISABLE_DEBLOCKING_FILTER    (1ULL << 16)
> -#define V4L2_HEVC_PPS_FLAG_LISTS_MODIFICATION_PRESENT (1ULL << 17)
> -#define V4L2_HEVC_PPS_FLAG_SLICE_SEGMENT_HEADER_EXTENSION_PRESENT 
> (1ULL << 18)
> -#define V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT (1ULL << 
> 19)
> -#define V4L2_HEVC_PPS_FLAG_UNIFORM_SPACING            (1ULL << 20)
> -
> -/**
> - * struct v4l2_ctrl_hevc_pps - ITU-T Rec. H.265: Picture parameter set
> - *
> - * @pic_parameter_set_id: identifies the PPS for reference by other
> - *              syntax elements
> - * @num_extra_slice_header_bits: specifies the number of extra slice 
> header
> - *                 bits that are present in the slice header RBSP
> - *                 for coded pictures referring to the PPS.
> - * @num_ref_idx_l0_default_active_minus1: specifies the inferred 
> value of
> - *                      num_ref_idx_l0_active_minus1
> - * @num_ref_idx_l1_default_active_minus1: specifies the inferred 
> value of
> - *                      num_ref_idx_l1_active_minus1
> - * @init_qp_minus26: plus 26 specifies the initial value of SliceQp Y 
> for
> - *             each slice referring to the PPS
> - * @diff_cu_qp_delta_depth: specifies the difference between the luma 
> coding
> - *                tree block size and the minimum luma coding block
> - *                size of coding units that convey cu_qp_delta_abs
> - *                and cu_qp_delta_sign_flag
> - * @pps_cb_qp_offset: specify the offsets to the luma quantization 
> parameter Cb
> - * @pps_cr_qp_offset: specify the offsets to the luma quantization 
> parameter Cr
> - * @num_tile_columns_minus1: plus 1 specifies the number of tile columns
> - *                 partitioning the picture
> - * @num_tile_rows_minus1: plus 1 specifies the number of tile rows 
> partitioning
> - *              the picture
> - * @column_width_minus1: plus 1 specifies the width of the i-th tile 
> column in
> - *             units of coding tree blocks
> - * @row_height_minus1: plus 1 specifies the height of the i-th tile 
> row in
> - *               units of coding tree blocks
> - * @pps_beta_offset_div2: specify the default deblocking parameter 
> offsets for
> - *              beta divided by 2
> - * @pps_tc_offset_div2: specify the default deblocking parameter 
> offsets for tC
> - *            divided by 2
> - * @log2_parallel_merge_level_minus2: plus 2 specifies the value of 
> the variable
> - *                      Log2ParMrgLevel
> - * @flags: see V4L2_HEVC_PPS_FLAG_{}
> - */
> -struct v4l2_ctrl_hevc_pps {
> -    __u8    pic_parameter_set_id;
> -    __u8    num_extra_slice_header_bits;
> -    __u8    num_ref_idx_l0_default_active_minus1;
> -    __u8    num_ref_idx_l1_default_active_minus1;
> -    __s8    init_qp_minus26;
> -    __u8    diff_cu_qp_delta_depth;
> -    __s8    pps_cb_qp_offset;
> -    __s8    pps_cr_qp_offset;
> -    __u8    num_tile_columns_minus1;
> -    __u8    num_tile_rows_minus1;
> -    __u8    column_width_minus1[20];
> -    __u8    row_height_minus1[22];
> -    __s8    pps_beta_offset_div2;
> -    __s8    pps_tc_offset_div2;
> -    __u8    log2_parallel_merge_level_minus2;
> -    __u8    padding[9];
> -
> -    __u64    flags;
> -    __u8    reserved[56];
> -};
> -
> -#define V4L2_HEVC_DPB_ENTRY_LONG_TERM_REFERENCE    0x01
> -
> -#define V4L2_HEVC_SEI_PIC_STRUCT_FRAME                0
> -#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_FIELD            1
> -#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_FIELD            2
> -#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM            3
> -#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP            4
> -#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM_TOP            5
> -#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP_BOTTOM        6
> -#define V4L2_HEVC_SEI_PIC_STRUCT_FRAME_DOUBLING            7
> -#define V4L2_HEVC_SEI_PIC_STRUCT_FRAME_TRIPLING            8
> -#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_PREVIOUS_BOTTOM    9
> -#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_PREVIOUS_TOP    10
> -#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_NEXT_BOTTOM        11
> -#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_NEXT_TOP        12
> -
> -#define V4L2_HEVC_DPB_ENTRIES_NUM_MAX        16
> -
> -/**
> - * struct v4l2_hevc_dpb_entry - HEVC decoded picture buffer entry
> - *
> - * @timestamp: timestamp of the V4L2 capture buffer to use as reference.
> - * @flags: long term flag for the reference frame
> - * @field_pic: whether the reference is a field picture or a frame.
> - * @pic_order_cnt_val: the picture order count of the reference.
> - */
> -struct v4l2_hevc_dpb_entry {
> -    __u64    timestamp;
> -    __u8    flags;
> -    __u8    field_pic;
> -    __s32    pic_order_cnt_val;
> -    __u8    padding[2];
> -};
> -
> -/**
> - * struct v4l2_hevc_pred_weight_table - HEVC weighted prediction 
> parameters
> - *
> - * @delta_luma_weight_l0: the difference of the weighting factor applied
> - *              to the luma prediction value for list 0
> - * @luma_offset_l0: the additive offset applied to the luma 
> prediction value
> - *            for list 0
> - * @delta_chroma_weight_l0: the difference of the weighting factor 
> applied
> - *                to the chroma prediction values for list 0
> - * @chroma_offset_l0: the difference of the additive offset applied to
> - *              the chroma prediction values for list 0
> - * @delta_luma_weight_l1: the difference of the weighting factor applied
> - *              to the luma prediction value for list 1
> - * @luma_offset_l1: the additive offset applied to the luma 
> prediction value
> - *            for list 1
> - * @delta_chroma_weight_l1: the difference of the weighting factor 
> applied
> - *                to the chroma prediction values for list 1
> - * @chroma_offset_l1: the difference of the additive offset applied to
> - *              the chroma prediction values for list 1
> - * @luma_log2_weight_denom: the base 2 logarithm of the denominator for
> - *                all luma weighting factors
> - * @delta_chroma_log2_weight_denom: the difference of the base 2 
> logarithm
> - *                    of the denominator for all chroma
> - *                    weighting factors
> - */
> -struct v4l2_hevc_pred_weight_table {
> -    __s8    delta_luma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __s8    luma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __s8 delta_chroma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2];
> -    __s8    chroma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2];
> -
> -    __s8    delta_luma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __s8    luma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __s8 delta_chroma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2];
> -    __s8    chroma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2];
> -
> -    __u8    luma_log2_weight_denom;
> -    __s8    delta_chroma_log2_weight_denom;
> -};
> -
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_LUMA        (1ULL << 0)
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_CHROMA        (1ULL << 1)
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_TEMPORAL_MVP_ENABLED (1ULL 
> << 2)
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_MVD_L1_ZERO            (1ULL << 3)
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_CABAC_INIT            (1ULL << 4)
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_COLLOCATED_FROM_L0 (1ULL << 5)
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_USE_INTEGER_MV        (1ULL << 6)
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_DEBLOCKING_FILTER_DISABLED 
> (1ULL << 7)
> -#define 
> V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_LOOP_FILTER_ACROSS_SLICES_ENABLED 
> (1ULL << 8)
> -#define V4L2_HEVC_SLICE_PARAMS_FLAG_DEPENDENT_SLICE_SEGMENT (1ULL << 9)
> -
> -/**
> - * v4l2_ctrl_hevc_slice_params - HEVC slice parameters
> - *
> - * This control is a dynamically sized 1-dimensional array,
> - * V4L2_CTRL_FLAG_DYNAMIC_ARRAY flag must be set when using it.
> - *
> - * @bit_size: size (in bits) of the current slice data
> - * @data_byte_offset: offset (in bytes) to the video data in the 
> current slice data
> - * @num_entry_point_offsets: specifies the number of entry point 
> offset syntax
> - *                 elements in the slice header.
> - * @nal_unit_type: specifies the coding type of the slice (B, P or I)
> - * @nuh_temporal_id_plus1: minus 1 specifies a temporal identifier 
> for the NAL unit
> - * @slice_type: see V4L2_HEVC_SLICE_TYPE_{}
> - * @colour_plane_id: specifies the colour plane associated with the 
> current slice
> - * @slice_pic_order_cnt: specifies the picture order count
> - * @num_ref_idx_l0_active_minus1: specifies the maximum reference 
> index for
> - *                  reference picture list 0 that may be used to decode
> - *                  the slice
> - * @num_ref_idx_l1_active_minus1: specifies the maximum reference 
> index for
> - *                  reference picture list 1 that may be used to decode
> - *                  the slice
> - * @collocated_ref_idx: specifies the reference index of the 
> collocated picture used
> - *            for temporal motion vector prediction
> - * @five_minus_max_num_merge_cand: specifies the maximum number of 
> merging
> - *                   motion vector prediction candidates supported in
> - *                   the slice subtracted from 5
> - * @slice_qp_delta: specifies the initial value of QpY to be used for 
> the coding
> - *            blocks in the slice
> - * @slice_cb_qp_offset: specifies a difference to be added to the 
> value of pps_cb_qp_offset
> - * @slice_cr_qp_offset: specifies a difference to be added to the 
> value of pps_cr_qp_offset
> - * @slice_act_y_qp_offset: screen content extension parameters
> - * @slice_act_cb_qp_offset: screen content extension parameters
> - * @slice_act_cr_qp_offset: screen content extension parameters
> - * @slice_beta_offset_div2: specify the deblocking parameter offsets 
> for beta divided by 2
> - * @slice_tc_offset_div2: specify the deblocking parameter offsets 
> for tC divided by 2
> - * @pic_struct: indicates whether a picture should be displayed as a 
> frame or as one or
> - *        more fields
> - * @slice_segment_addr: specifies the address of the first coding 
> tree block in
> - *            the slice segment
> - * @ref_idx_l0: the list of L0 reference elements as indices in the DPB
> - * @ref_idx_l1: the list of L1 reference elements as indices in the DPB
> - * @short_term_ref_pic_set_size: specifies the size of short-term 
> reference
> - *                 pictures included in the SPS
> - * @long_term_ref_pic_set_size: specifies the size of long-term 
> reference
> - *                picture include in the SPS
> - * @pred_weight_table: the prediction weight coefficients for 
> inter-picture
> - *               prediction
> - * @flags: see V4L2_HEVC_SLICE_PARAMS_FLAG_{}
> - */
> -struct v4l2_ctrl_hevc_slice_params {
> -    __u32    bit_size;
> -    __u32    data_byte_offset;
> -    __u32    num_entry_point_offsets;
> -    /* ISO/IEC 23008-2, ITU-T Rec. H.265: NAL unit header */
> -    __u8    nal_unit_type;
> -    __u8    nuh_temporal_id_plus1;
> -
> -    /* ISO/IEC 23008-2, ITU-T Rec. H.265: General slice segment 
> header */
> -    __u8    slice_type;
> -    __u8    colour_plane_id;
> -    __u16    slice_pic_order_cnt;
> -    __u8    num_ref_idx_l0_active_minus1;
> -    __u8    num_ref_idx_l1_active_minus1;
> -    __u8    collocated_ref_idx;
> -    __u8    five_minus_max_num_merge_cand;
> -    __s8    slice_qp_delta;
> -    __s8    slice_cb_qp_offset;
> -    __s8    slice_cr_qp_offset;
> -    __s8    slice_act_y_qp_offset;
> -    __s8    slice_act_cb_qp_offset;
> -    __s8    slice_act_cr_qp_offset;
> -    __s8    slice_beta_offset_div2;
> -    __s8    slice_tc_offset_div2;
> -
> -    /* ISO/IEC 23008-2, ITU-T Rec. H.265: Picture timing SEI message */
> -    __u8    pic_struct;
> -
> -    __u8    reserved;
> -    /* ISO/IEC 23008-2, ITU-T Rec. H.265: General slice segment 
> header */
> -    __u32    slice_segment_addr;
> -    __u8    ref_idx_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __u8    ref_idx_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __u16    short_term_ref_pic_set_size;
> -    __u16    long_term_ref_pic_set_size;
> -
> -    /* ISO/IEC 23008-2, ITU-T Rec. H.265: Weighted prediction 
> parameter */
> -    struct v4l2_hevc_pred_weight_table pred_weight_table;
> -
> -    __u8    reserved1[6];
> -    __u64    flags;
> -    __u8    padding[40];
> -};
> -
> -#define V4L2_HEVC_DECODE_PARAM_FLAG_IRAP_PIC        0x1
> -#define V4L2_HEVC_DECODE_PARAM_FLAG_IDR_PIC        0x2
> -#define V4L2_HEVC_DECODE_PARAM_FLAG_NO_OUTPUT_OF_PRIOR  0x4
> -
> -/**
> - * struct v4l2_ctrl_hevc_decode_params - HEVC decode parameters
> - *
> - * @pic_order_cnt_val: picture order count
> - * @num_active_dpb_entries: the number of entries in dpb
> - * @num_poc_st_curr_before: the number of reference pictures in the 
> short-term
> - *                set that come before the current frame
> - * @num_poc_st_curr_after: the number of reference pictures in the 
> short-term
> - *               set that come after the current frame
> - * @num_poc_lt_curr: the number of reference pictures in the 
> long-term set
> - * @poc_st_curr_before: provides the index of the short term before 
> references
> - *            in DPB array
> - * @poc_st_curr_after: provides the index of the short term after 
> references
> - *               in DPB array
> - * @poc_lt_curr: provides the index of the long term references in 
> DPB array
> - * @dpb: the decoded picture buffer, for meta-data about reference 
> frames
> - * @flags: see V4L2_HEVC_DECODE_PARAM_FLAG_{}
> - */
> -struct v4l2_ctrl_hevc_decode_params {
> -    __s32    pic_order_cnt_val;
> -    __u8    num_active_dpb_entries;
> -    __u8    num_poc_st_curr_before;
> -    __u8    num_poc_st_curr_after;
> -    __u8    num_poc_lt_curr;
> -    __u8    poc_st_curr_before[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __u8    poc_st_curr_after[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __u8    poc_lt_curr[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    struct    v4l2_hevc_dpb_entry dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> -    __u64    flags;
> -};
> -
> -/**
> - * struct v4l2_ctrl_hevc_scaling_matrix - HEVC scaling lists parameters
> - *
> - * @scaling_list_4x4: scaling list is used for the scaling process for
> - *              transform coefficients. The values on each scaling
> - *              list are expected in raster scan order
> - * @scaling_list_8x8: scaling list is used for the scaling process for
> - *              transform coefficients. The values on each scaling
> - *              list are expected in raster scan order
> - * @scaling_list_16x16: scaling list is used for the scaling process for
> - *            transform coefficients. The values on each scaling
> - *            list are expected in raster scan order
> - * @scaling_list_32x32:    scaling list is used for the scaling 
> process for
> - *            transform coefficients. The values on each scaling
> - *            list are expected in raster scan order
> - * @scaling_list_dc_coef_16x16: scaling list is used for the scaling 
> process
> - *                for transform coefficients. The values on each
> - *                scaling list are expected in raster scan order.
> - * @scaling_list_dc_coef_32x32:    scaling list is used for the 
> scaling process
> - *                for transform coefficients. The values on each
> - *                scaling list are expected in raster scan order.
> - */
> -struct v4l2_ctrl_hevc_scaling_matrix {
> -    __u8    scaling_list_4x4[6][16];
> -    __u8    scaling_list_8x8[6][64];
> -    __u8    scaling_list_16x16[6][64];
> -    __u8    scaling_list_32x32[2][64];
> -    __u8    scaling_list_dc_coef_16x16[6];
> -    __u8    scaling_list_dc_coef_32x32[2];
> -};
> -
> -#endif
> diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h
> index f4105de8a8d2..00828a4f9404 100644
> --- a/include/media/v4l2-ctrls.h
> +++ b/include/media/v4l2-ctrls.h
> @@ -13,12 +13,6 @@
>  #include <linux/videodev2.h>
>  #include <media/media-request.h>
>
> -/*
> - * Include the stateless codec compound control definitions.
> - * This will move to the public headers once this API is fully stable.
> - */
> -#include <media/hevc-ctrls.h>
> -
>  /* forward references */
>  struct file;
>  struct poll_table_struct;
> diff --git a/include/uapi/linux/v4l2-controls.h 
> b/include/uapi/linux/v4l2-controls.h
> index 17c6df3e9c0b..d3521ae2296b 100644
> --- a/include/uapi/linux/v4l2-controls.h
> +++ b/include/uapi/linux/v4l2-controls.h
> @@ -1997,6 +1997,454 @@ struct v4l2_ctrl_mpeg2_quantisation {
>      __u8    chroma_non_intra_quantiser_matrix[64];
>  };
>
> +#define V4L2_CID_STATELESS_HEVC_SPS (V4L2_CID_CODEC_STATELESS_BASE + 
> 400)
> +#define V4L2_CID_STATELESS_HEVC_PPS (V4L2_CID_CODEC_STATELESS_BASE + 
> 401)
> +#define V4L2_CID_STATELESS_HEVC_SLICE_PARAMS 
> (V4L2_CID_CODEC_STATELESS_BASE + 402)
> +#define V4L2_CID_STATELESS_HEVC_SCALING_MATRIX 
> (V4L2_CID_CODEC_STATELESS_BASE + 403)
> +#define V4L2_CID_STATELESS_HEVC_DECODE_PARAMS 
> (V4L2_CID_CODEC_STATELESS_BASE + 404)
> +#define V4L2_CID_STATELESS_HEVC_DECODE_MODE 
> (V4L2_CID_CODEC_STATELESS_BASE + 405)
> +#define V4L2_CID_STATELESS_HEVC_START_CODE 
> (V4L2_CID_CODEC_STATELESS_BASE + 406)
> +#define V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS 
> (V4L2_CID_CODEC_STATELESS_BASE + 407)
> +
> +enum v4l2_stateless_hevc_decode_mode {
> +    V4L2_STATELESS_HEVC_DECODE_MODE_SLICE_BASED,
> +    V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED,
> +};
> +
> +enum v4l2_stateless_hevc_start_code {
> +    V4L2_STATELESS_HEVC_START_CODE_NONE,
> +    V4L2_STATELESS_HEVC_START_CODE_ANNEX_B,
> +};
> +
> +#define V4L2_HEVC_SLICE_TYPE_B    0
> +#define V4L2_HEVC_SLICE_TYPE_P    1
> +#define V4L2_HEVC_SLICE_TYPE_I    2
> +
> +#define V4L2_HEVC_SPS_FLAG_SEPARATE_COLOUR_PLANE        (1ULL << 0)
> +#define V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED            (1ULL << 1)
> +#define V4L2_HEVC_SPS_FLAG_AMP_ENABLED                (1ULL << 2)
> +#define V4L2_HEVC_SPS_FLAG_SAMPLE_ADAPTIVE_OFFSET        (1ULL << 3)
> +#define V4L2_HEVC_SPS_FLAG_PCM_ENABLED                (1ULL << 4)
> +#define V4L2_HEVC_SPS_FLAG_PCM_LOOP_FILTER_DISABLED        (1ULL << 5)
> +#define V4L2_HEVC_SPS_FLAG_LONG_TERM_REF_PICS_PRESENT (1ULL << 6)
> +#define V4L2_HEVC_SPS_FLAG_SPS_TEMPORAL_MVP_ENABLED        (1ULL << 7)
> +#define V4L2_HEVC_SPS_FLAG_STRONG_INTRA_SMOOTHING_ENABLED (1ULL << 8)
> +
> +/**
> + * struct v4l2_ctrl_hevc_sps - ITU-T Rec. H.265: Sequence parameter set
> + *
> + * @video_parameter_set_id: specifies the value of the
> + *            vps_video_parameter_set_id of the active VPS
> + * @seq_parameter_set_id: provides an identifier for the SPS for
> + *              reference by other syntax elements
> + * @pic_width_in_luma_samples:    specifies the width of each decoded 
> picture
> + *                in units of luma samples
> + * @pic_height_in_luma_samples: specifies the height of each decoded 
> picture
> + *                in units of luma samples
> + * @bit_depth_luma_minus8: specifies the bit depth of the samples of the
> + *               luma array
> + * @bit_depth_chroma_minus8: specifies the bit depth of the samples 
> of the
> + *                 chroma arrays
> + * @log2_max_pic_order_cnt_lsb_minus4: specifies the value of the 
> variable
> + *                       MaxPicOrderCntLsb
> + * @sps_max_dec_pic_buffering_minus1: plus 1 specifies the maximum 
> required
> + *                      size of the decoded picture buffer for
> + *                      the CVS
> + * @sps_max_num_reorder_pics: indicates the maximum allowed number of 
> pictures
> + * @sps_max_latency_increase_plus1: not equal to 0 is used to compute 
> the
> + *                    value of SpsMaxLatencyPictures[i]
> + * @log2_min_luma_coding_block_size_minus3: plus 3 specifies the minimum
> + *                        luma coding block size
> + * @log2_diff_max_min_luma_coding_block_size: specifies the 
> difference between
> + *                          the maximum and minimum luma
> + *                          coding block size
> + * @log2_min_luma_transform_block_size_minus2: plus 2 specifies the 
> minimum luma
> + *                           transform block size
> + * @log2_diff_max_min_luma_transform_block_size: specifies the 
> difference between
> + *                         the maximum and minimum luma
> + *                         transform block size
> + * @max_transform_hierarchy_depth_inter: specifies the maximum hierarchy
> + *                     depth for transform units of
> + *                     coding units coded in inter
> + *                     prediction mode
> + * @max_transform_hierarchy_depth_intra: specifies the maximum hierarchy
> + *                     depth for transform units of
> + *                     coding units coded in intra
> + *                     prediction mode
> + * @pcm_sample_bit_depth_luma_minus1: specifies the number of bits 
> used to
> + *                      represent each of PCM sample values of the
> + *                      luma component
> + * @pcm_sample_bit_depth_chroma_minus1: specifies the number of bits 
> used to
> + *                    represent each of PCM sample values of
> + *                    the chroma components
> + * @log2_min_pcm_luma_coding_block_size_minus3: plus 3 specifies the 
> minimum size
> + *                        of coding blocks
> + * @log2_diff_max_min_pcm_luma_coding_block_size: specifies the 
> difference between
> + *                          the maximum and minimum size of
> + *                          coding blocks
> + * @num_short_term_ref_pic_sets: specifies the number of 
> st_ref_pic_set()
> + *                 syntax structures included in the SPS
> + * @num_long_term_ref_pics_sps: specifies the number of candidate 
> long-term
> + *                reference pictures that are specified in the SPS
> + * @chroma_format_idc: specifies the chroma sampling
> + * @sps_max_sub_layers_minus1: plus 1 specifies the maximum number of 
> temporal
> + *                   sub-layers
> + * @flags: see V4L2_HEVC_SPS_FLAG_{}
> + */
> +struct v4l2_ctrl_hevc_sps {
> +    __u8    video_parameter_set_id;
> +    __u8    seq_parameter_set_id;
> +    __u16    pic_width_in_luma_samples;
> +    __u16    pic_height_in_luma_samples;
> +    __u8    bit_depth_luma_minus8;
> +    __u8    bit_depth_chroma_minus8;
> +    __u8    log2_max_pic_order_cnt_lsb_minus4;
> +    __u8    sps_max_dec_pic_buffering_minus1;
> +    __u8    sps_max_num_reorder_pics;
> +    __u8    sps_max_latency_increase_plus1;
> +    __u8    log2_min_luma_coding_block_size_minus3;
> +    __u8    log2_diff_max_min_luma_coding_block_size;
> +    __u8    log2_min_luma_transform_block_size_minus2;
> +    __u8    log2_diff_max_min_luma_transform_block_size;
> +    __u8    max_transform_hierarchy_depth_inter;
> +    __u8    max_transform_hierarchy_depth_intra;
> +    __u8    pcm_sample_bit_depth_luma_minus1;
> +    __u8    pcm_sample_bit_depth_chroma_minus1;
> +    __u8    log2_min_pcm_luma_coding_block_size_minus3;
> +    __u8    log2_diff_max_min_pcm_luma_coding_block_size;
> +    __u8    num_short_term_ref_pic_sets;
> +    __u8    num_long_term_ref_pics_sps;
> +    __u8    chroma_format_idc;
> +    __u8    sps_max_sub_layers_minus1;
> +
> +    __u8    padding[6];
> +    __u64    flags;
> +    __u8    reserved[24];
> +};
> +
> +#define V4L2_HEVC_PPS_FLAG_DEPENDENT_SLICE_SEGMENT_ENABLED (1ULL << 0)
> +#define V4L2_HEVC_PPS_FLAG_OUTPUT_FLAG_PRESENT            (1ULL << 1)
> +#define V4L2_HEVC_PPS_FLAG_SIGN_DATA_HIDING_ENABLED        (1ULL << 2)
> +#define V4L2_HEVC_PPS_FLAG_CABAC_INIT_PRESENT            (1ULL << 3)
> +#define V4L2_HEVC_PPS_FLAG_CONSTRAINED_INTRA_PRED        (1ULL << 4)
> +#define V4L2_HEVC_PPS_FLAG_TRANSFORM_SKIP_ENABLED        (1ULL << 5)
> +#define V4L2_HEVC_PPS_FLAG_CU_QP_DELTA_ENABLED            (1ULL << 6)
> +#define V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT (1ULL 
> << 7)
> +#define V4L2_HEVC_PPS_FLAG_WEIGHTED_PRED            (1ULL << 8)
> +#define V4L2_HEVC_PPS_FLAG_WEIGHTED_BIPRED            (1ULL << 9)
> +#define V4L2_HEVC_PPS_FLAG_TRANSQUANT_BYPASS_ENABLED        (1ULL << 10)
> +#define V4L2_HEVC_PPS_FLAG_TILES_ENABLED            (1ULL << 11)
> +#define V4L2_HEVC_PPS_FLAG_ENTROPY_CODING_SYNC_ENABLED (1ULL << 12)
> +#define V4L2_HEVC_PPS_FLAG_LOOP_FILTER_ACROSS_TILES_ENABLED (1ULL << 13)
> +#define V4L2_HEVC_PPS_FLAG_PPS_LOOP_FILTER_ACROSS_SLICES_ENABLED 
> (1ULL << 14)
> +#define V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_OVERRIDE_ENABLED (1ULL 
> << 15)
> +#define V4L2_HEVC_PPS_FLAG_PPS_DISABLE_DEBLOCKING_FILTER    (1ULL << 16)
> +#define V4L2_HEVC_PPS_FLAG_LISTS_MODIFICATION_PRESENT (1ULL << 17)
> +#define V4L2_HEVC_PPS_FLAG_SLICE_SEGMENT_HEADER_EXTENSION_PRESENT 
> (1ULL << 18)
> +#define V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT (1ULL << 
> 19)
> +#define V4L2_HEVC_PPS_FLAG_UNIFORM_SPACING            (1ULL << 20)
> +
> +/**
> + * struct v4l2_ctrl_hevc_pps - ITU-T Rec. H.265: Picture parameter set
> + *
> + * @pic_parameter_set_id: identifies the PPS for reference by other
> + *              syntax elements
> + * @num_extra_slice_header_bits: specifies the number of extra slice 
> header
> + *                 bits that are present in the slice header RBSP
> + *                 for coded pictures referring to the PPS.
> + * @num_ref_idx_l0_default_active_minus1: specifies the inferred 
> value of
> + *                      num_ref_idx_l0_active_minus1
> + * @num_ref_idx_l1_default_active_minus1: specifies the inferred 
> value of
> + *                      num_ref_idx_l1_active_minus1
> + * @init_qp_minus26: plus 26 specifies the initial value of SliceQp Y 
> for
> + *             each slice referring to the PPS
> + * @diff_cu_qp_delta_depth: specifies the difference between the luma 
> coding
> + *                tree block size and the minimum luma coding block
> + *                size of coding units that convey cu_qp_delta_abs
> + *                and cu_qp_delta_sign_flag
> + * @pps_cb_qp_offset: specify the offsets to the luma quantization 
> parameter Cb
> + * @pps_cr_qp_offset: specify the offsets to the luma quantization 
> parameter Cr
> + * @num_tile_columns_minus1: plus 1 specifies the number of tile columns
> + *                 partitioning the picture
> + * @num_tile_rows_minus1: plus 1 specifies the number of tile rows 
> partitioning
> + *              the picture
> + * @column_width_minus1: plus 1 specifies the width of the i-th tile 
> column in
> + *             units of coding tree blocks
> + * @row_height_minus1: plus 1 specifies the height of the i-th tile 
> row in
> + *               units of coding tree blocks
> + * @pps_beta_offset_div2: specify the default deblocking parameter 
> offsets for
> + *              beta divided by 2
> + * @pps_tc_offset_div2: specify the default deblocking parameter 
> offsets for tC
> + *            divided by 2
> + * @log2_parallel_merge_level_minus2: plus 2 specifies the value of 
> the variable
> + *                      Log2ParMrgLevel
> + * @flags: see V4L2_HEVC_PPS_FLAG_{}
> + */
> +struct v4l2_ctrl_hevc_pps {
> +    __u8    pic_parameter_set_id;
> +    __u8    num_extra_slice_header_bits;
> +    __u8    num_ref_idx_l0_default_active_minus1;
> +    __u8    num_ref_idx_l1_default_active_minus1;
> +    __s8    init_qp_minus26;
> +    __u8    diff_cu_qp_delta_depth;
> +    __s8    pps_cb_qp_offset;
> +    __s8    pps_cr_qp_offset;
> +    __u8    num_tile_columns_minus1;
> +    __u8    num_tile_rows_minus1;
> +    __u8    column_width_minus1[20];
> +    __u8    row_height_minus1[22];
> +    __s8    pps_beta_offset_div2;
> +    __s8    pps_tc_offset_div2;
> +    __u8    log2_parallel_merge_level_minus2;
> +    __u8    padding[9];
> +
> +    __u64    flags;
> +    __u8    reserved[56];
> +};
> +
> +#define V4L2_HEVC_DPB_ENTRY_LONG_TERM_REFERENCE    0x01
> +
> +#define V4L2_HEVC_SEI_PIC_STRUCT_FRAME                0
> +#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_FIELD            1
> +#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_FIELD            2
> +#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM            3
> +#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP            4
> +#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM_TOP            5
> +#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP_BOTTOM        6
> +#define V4L2_HEVC_SEI_PIC_STRUCT_FRAME_DOUBLING            7
> +#define V4L2_HEVC_SEI_PIC_STRUCT_FRAME_TRIPLING            8
> +#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_PREVIOUS_BOTTOM    9
> +#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_PREVIOUS_TOP    10
> +#define V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_NEXT_BOTTOM        11
> +#define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_NEXT_TOP        12
> +
> +#define V4L2_HEVC_DPB_ENTRIES_NUM_MAX        16
> +
> +/**
> + * struct v4l2_hevc_dpb_entry - HEVC decoded picture buffer entry
> + *
> + * @timestamp: timestamp of the V4L2 capture buffer to use as reference.
> + * @flags: long term flag for the reference frame
> + * @field_pic: whether the reference is a field picture or a frame.
> + * @pic_order_cnt_val: the picture order count of the current picture.
> + */
> +struct v4l2_hevc_dpb_entry {
> +    __u64    timestamp;
> +    __u8    flags;
> +    __u8    field_pic;
> +    __s32    pic_order_cnt_val;
> +    __u8    padding[2];
> +};
> +
> +/**
> + * struct v4l2_hevc_pred_weight_table - HEVC weighted prediction 
> parameters
> + *
> + * @delta_luma_weight_l0: the difference of the weighting factor applied
> + *              to the luma prediction value for list 0
> + * @luma_offset_l0: the additive offset applied to the luma 
> prediction value
> + *            for list 0
> + * @delta_chroma_weight_l0: the difference of the weighting factor 
> applied
> + *                to the chroma prediction values for list 0
> + * @chroma_offset_l0: the difference of the additive offset applied to
> + *              the chroma prediction values for list 0
> + * @delta_luma_weight_l1: the difference of the weighting factor applied
> + *              to the luma prediction value for list 1
> + * @luma_offset_l1: the additive offset applied to the luma 
> prediction value
> + *            for list 1
> + * @delta_chroma_weight_l1: the difference of the weighting factor 
> applied
> + *                to the chroma prediction values for list 1
> + * @chroma_offset_l1: the difference of the additive offset applied to
> + *              the chroma prediction values for list 1
> + * @luma_log2_weight_denom: the base 2 logarithm of the denominator for
> + *                all luma weighting factors
> + * @delta_chroma_log2_weight_denom: the difference of the base 2 
> logarithm
> + *                    of the denominator for all chroma
> + *                    weighting factors
> + */
> +struct v4l2_hevc_pred_weight_table {
> +    __s8    delta_luma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __s8    luma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __s8 delta_chroma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2];
> +    __s8    chroma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2];
> +
> +    __s8    delta_luma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __s8    luma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __s8 delta_chroma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2];
> +    __s8    chroma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2];
> +
> +    __u8    luma_log2_weight_denom;
> +    __s8    delta_chroma_log2_weight_denom;
> +};
> +
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_LUMA        (1ULL << 0)
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_CHROMA        (1ULL << 1)
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_TEMPORAL_MVP_ENABLED (1ULL 
> << 2)
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_MVD_L1_ZERO            (1ULL << 3)
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_CABAC_INIT            (1ULL << 4)
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_COLLOCATED_FROM_L0 (1ULL << 5)
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_USE_INTEGER_MV        (1ULL << 6)
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_DEBLOCKING_FILTER_DISABLED 
> (1ULL << 7)
> +#define 
> V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_LOOP_FILTER_ACROSS_SLICES_ENABLED 
> (1ULL << 8)
> +#define V4L2_HEVC_SLICE_PARAMS_FLAG_DEPENDENT_SLICE_SEGMENT (1ULL << 9)
> +
> +/**
> + * v4l2_ctrl_hevc_slice_params - HEVC slice parameters
> + *
> + * This control is a dynamically sized 1-dimensional array,
> + * V4L2_CTRL_FLAG_DYNAMIC_ARRAY flag must be set when using it.
> + *
> + * @bit_size: size (in bits) of the current slice data
> + * @data_byte_offset: offset (in bytes) to the video data in the 
> current slice data
> + * @num_entry_point_offsets: specifies the number of entry point 
> offset syntax
> + *                 elements in the slice header.
> + * @nal_unit_type: specifies the coding type of the slice (B, P or I)
> + * @nuh_temporal_id_plus1: minus 1 specifies a temporal identifier 
> for the NAL unit
> + * @slice_type: see V4L2_HEVC_SLICE_TYPE_{}
> + * @colour_plane_id: specifies the colour plane associated with the 
> current slice
> + * @slice_pic_order_cnt: specifies the picture order count
> + * @num_ref_idx_l0_active_minus1: specifies the maximum reference 
> index for reference
> + *                  picture list 0 that may be used to decode the slice
> + * @num_ref_idx_l1_active_minus1: specifies the maximum reference 
> index for reference
> + *                  picture list 1 that may be used to decode the slice
> + * @collocated_ref_idx: specifies the reference index of the 
> collocated picture used
> + *            for temporal motion vector prediction
> + * @five_minus_max_num_merge_cand: specifies the maximum number of 
> merging
> + *                   motion vector prediction candidates supported in
> + *                   the slice subtracted from 5
> + * @slice_qp_delta: specifies the initial value of QpY to be used for 
> the coding
> + *            blocks in the slice
> + * @slice_cb_qp_offset: specifies a difference to be added to the 
> value of pps_cb_qp_offset
> + * @slice_cr_qp_offset: specifies a difference to be added to the 
> value of pps_cr_qp_offset
> + * @slice_act_y_qp_offset: screen content extension parameters
> + * @slice_act_cb_qp_offset: screen content extension parameters
> + * @slice_act_cr_qp_offset: screen content extension parameters
> + * @slice_beta_offset_div2: specify the deblocking parameter offsets 
> for beta divided by 2
> + * @slice_tc_offset_div2: specify the deblocking parameter offsets 
> for tC divided by 2
> + * @pic_struct: indicates whether a picture should be displayed as a 
> frame or as one or
> + *        more fields
> + * @slice_segment_addr: specifies the address of the first coding 
> tree block in
> + *            the slice segment
> + * @ref_idx_l0: the list of L0 reference elements as indices in the DPB
> + * @ref_idx_l1: the list of L1 reference elements as indices in the DPB
> + * @short_term_ref_pic_set_size: specifies the size of short-term 
> reference
> + *                 pictures set included in the SPS
> + * @long_term_ref_pic_set_size: specifies the size of long-term 
> reference
> + *                pictures set include in the SPS
> + * @pred_weight_table: the prediction weight coefficients for 
> inter-picture
> + *               prediction
> + * @flags: see V4L2_HEVC_SLICE_PARAMS_FLAG_{}
> + */
> +struct v4l2_ctrl_hevc_slice_params {
> +    __u32    bit_size;
> +    __u32    data_byte_offset;
> +    __u32    num_entry_point_offsets;
> +
> +    /* ISO/IEC 23008-2, ITU-T Rec. H.265: NAL unit header */
> +    __u8    nal_unit_type;
> +    __u8    nuh_temporal_id_plus1;
> +
> +    /* ISO/IEC 23008-2, ITU-T Rec. H.265: General slice segment 
> header */
> +    __u8    slice_type;
> +    __u8    colour_plane_id;
> +    __u16    slice_pic_order_cnt;
> +    __u8    num_ref_idx_l0_active_minus1;
> +    __u8    num_ref_idx_l1_active_minus1;
> +    __u8    collocated_ref_idx;
> +    __u8    five_minus_max_num_merge_cand;
> +    __s8    slice_qp_delta;
> +    __s8    slice_cb_qp_offset;
> +    __s8    slice_cr_qp_offset;
> +    __s8    slice_act_y_qp_offset;
> +    __s8    slice_act_cb_qp_offset;
> +    __s8    slice_act_cr_qp_offset;
> +    __s8    slice_beta_offset_div2;
> +    __s8    slice_tc_offset_div2;
> +
> +    /* ISO/IEC 23008-2, ITU-T Rec. H.265: Picture timing SEI message */
> +    __u8    pic_struct;
> +
> +    __u8    reserved;
> +    /* ISO/IEC 23008-2, ITU-T Rec. H.265: General slice segment 
> header */
> +    __u32    slice_segment_addr;
> +    __u8    ref_idx_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __u8    ref_idx_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __u16    short_term_ref_pic_set_size;
> +    __u16    long_term_ref_pic_set_size;
> +
> +    /* ISO/IEC 23008-2, ITU-T Rec. H.265: Weighted prediction 
> parameter */
> +    struct v4l2_hevc_pred_weight_table pred_weight_table;
> +
> +    __u8    reserved1[6];
> +    __u64    flags;
> +    __u8    padding[40];
> +};
> +
> +#define V4L2_HEVC_DECODE_PARAM_FLAG_IRAP_PIC        0x1
> +#define V4L2_HEVC_DECODE_PARAM_FLAG_IDR_PIC        0x2
> +#define V4L2_HEVC_DECODE_PARAM_FLAG_NO_OUTPUT_OF_PRIOR  0x4
> +
> +/**
> + * struct v4l2_ctrl_hevc_decode_params - HEVC decode parameters
> + *
> + * @pic_order_cnt_val: picture order count
> + * @num_active_dpb_entries: the number of entries in dpb
> + * @num_poc_st_curr_before: the number of reference pictures in the 
> short-term
> + *                set that come before the current frame
> + * @num_poc_st_curr_after: the number of reference pictures in the 
> short-term
> + *               set that come after the current frame
> + * @num_poc_lt_curr: the number of reference pictures in the 
> long-term set
> + * @poc_st_curr_before: provides the index of the short term before 
> references
> + *            in DPB array
> + * @poc_st_curr_after: provides the index of the short term after 
> references
> + *               in DPB array
> + * @poc_lt_curr: provides the index of the long term references in 
> DPB array
> + * @dpb: the decoded picture buffer, for meta-data about reference 
> frames
> + * @flags: see V4L2_HEVC_DECODE_PARAM_FLAG_{}
> + */
> +struct v4l2_ctrl_hevc_decode_params {
> +    __s32    pic_order_cnt_val;
> +    __u8    num_active_dpb_entries;
> +    __u8    num_poc_st_curr_before;
> +    __u8    num_poc_st_curr_after;
> +    __u8    num_poc_lt_curr;
> +    __u8    poc_st_curr_before[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __u8    poc_st_curr_after[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __u8    poc_lt_curr[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    struct    v4l2_hevc_dpb_entry dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> +    __u64    flags;
> +};
> +
> +/**
> + * struct v4l2_ctrl_hevc_scaling_matrix - HEVC scaling lists parameters
> + *
> + * @scaling_list_4x4: scaling list is used for the scaling process for
> + *              transform coefficients. The values on each scaling
> + *              list are expected in raster scan order
> + * @scaling_list_8x8: scaling list is used for the scaling process for
> + *              transform coefficients. The values on each scaling
> + *              list are expected in raster scan order
> + * @scaling_list_16x16:    scaling list is used for the scaling 
> process for
> + *            transform coefficients. The values on each scaling
> + *            list are expected in raster scan order
> + * @scaling_list_32x32:    scaling list is used for the scaling 
> process for
> + *            transform coefficients. The values on each scaling
> + *            list are expected in raster scan order
> + * @scaling_list_dc_coef_16x16:    scaling list is used for the 
> scaling process
> + *                for transform coefficients. The values on each
> + *                scaling list are expected in raster scan order.
> + * @scaling_list_dc_coef_32x32:    scaling list is used for the 
> scaling process
> + *                for transform coefficients. The values on each
> + *                scaling list are expected in raster scan order.
> + */
> +struct v4l2_ctrl_hevc_scaling_matrix {
> +    __u8    scaling_list_4x4[6][16];
> +    __u8    scaling_list_8x8[6][64];
> +    __u8    scaling_list_16x16[6][64];
> +    __u8    scaling_list_32x32[2][64];
> +    __u8    scaling_list_dc_coef_16x16[6];
> +    __u8    scaling_list_dc_coef_32x32[2];
> +};
> +
>  #define V4L2_CID_COLORIMETRY_CLASS_BASE (V4L2_CTRL_CLASS_COLORIMETRY 
> | 0x900)
>  #define V4L2_CID_COLORIMETRY_CLASS (V4L2_CTRL_CLASS_COLORIMETRY | 1)
>
> diff --git a/include/uapi/linux/videodev2.h 
> b/include/uapi/linux/videodev2.h
> index 939775b145af..4c09969e7112 100644
> --- a/include/uapi/linux/videodev2.h
> +++ b/include/uapi/linux/videodev2.h
> @@ -1765,6 +1765,11 @@ struct v4l2_ext_control {
>          struct v4l2_ctrl_mpeg2_quantisation __user 
> *p_mpeg2_quantisation;
>          struct v4l2_ctrl_vp9_compressed_hdr __user 
> *p_vp9_compressed_hdr_probs;
>          struct v4l2_ctrl_vp9_frame __user *p_vp9_frame;
> +        struct v4l2_ctrl_hevc_sps __user *p_hevc_sps;
> +        struct v4l2_ctrl_hevc_pps __user *p_hevc_pps;
> +        struct v4l2_ctrl_hevc_slice_params __user *p_hevc_slice_params;
> +        struct v4l2_ctrl_hevc_scaling_matrix __user 
> *p_hevc_scaling_matrix;
> +        struct v4l2_ctrl_hevc_decode_params __user 
> *p_hevc_decode_params;
>          void __user *ptr;
>      };
>  } __attribute__ ((packed));