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Message-ID: <dfdbefb284c469b28692fb64cfef24bbf1109440.camel@collabora.com>
Date: Thu, 04 May 2023 09:07:13 -0400
From: Nicolas Dufresne <nicolas.dufresne@...labora.com>
To: Yunfei Dong (董云飞)
<Yunfei.Dong@...iatek.com>,
"wenst@...omium.org" <wenst@...omium.org>,
"nfraprado@...labora.com" <nfraprado@...labora.com>,
"benjamin.gaignard@...labora.com" <benjamin.gaignard@...labora.com>,
"angelogioacchino.delregno@...labora.com"
<angelogioacchino.delregno@...labora.com>,
"hverkuil-cisco@...all.nl" <hverkuil-cisco@...all.nl>
Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-mediatek@...ts.infradead.org"
<linux-mediatek@...ts.infradead.org>,
"frkoenig@...omium.org" <frkoenig@...omium.org>,
"stevecho@...omium.org" <stevecho@...omium.org>,
"linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"daniel@...ll.ch" <daniel@...ll.ch>,
Project_Global_Chrome_Upstream_Group
<Project_Global_Chrome_Upstream_Group@...iatek.com>,
"hsinyi@...omium.org" <hsinyi@...omium.org>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"matthias.bgg@...il.com" <matthias.bgg@...il.com>
Subject: Re: [PATCH v2] media: mediatek: vcodec: support stateless hevc
decoder
Le jeudi 04 mai 2023 à 07:42 +0000, Yunfei Dong (董云飞) a écrit :
> Hi Nicolas,
>
> Thanks for your suggestion.
> On Fri, 2023-04-28 at 10:15 -0400, Nicolas Dufresne wrote:
> > External email : Please do not click links or open attachments until
> > you have verified the sender or the content.
> >
> >
> > Hi Yunfei,
> >
> > Le vendredi 28 avril 2023 à 16:23 +0800, Yunfei Dong a écrit :
> > > Add mediatek hevc decoder linux driver which use the stateless API
> > > in MT8195.
> > >
> > > Signed-off-by: Yunfei Dong <yunfei.dong@...iatek.com>
> >
> > I have reproduced these results on Debian with a GStreamer main.
> > Though, you
> > forgot to mention your dependency. Would it be possible to make a v3
> > and simply
> > includes Benjamin's patch in your series, it will make this much
> > simpler for
> > everyone, and will fix the build issues of course. Don't forget to
> > apply my R-b
> > for that patch.
> >
> > Tested-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>
> >
> > Dep:
> > media: uapi: HEVC: Add num_delta_pocs_of_ref_rps_idx field
> >
> https://urldefense.com/v3/__https://patchwork.linuxtv.org/project/linux-media/list/?series=10330__;!!CTRNKA9wMg0ARbw!kHcaxDBW0LK9u0d6zlYnW8FuQyhjipuwJYJBZ_9Pk-PwFUpgzr_vlEXEIYOLbmcxZOsp119WUcnFqeGvBlzIZu0ScsaT0O80Sg$
> >
>
> Whether you mean that the patch message as below?
>
> media: mediatek: vcodec: support stateless hevc decoder
>
> Add mediatek hevc decoder linux driver which use the stateless API in
> MT8195.
>
> Signed-off-by: Yunfei Dong <yunfei.dong@...iatek.com>
> Tested-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>
Yes.
> ---
> Changed from v2:
> - fix one build warning.
> - add the dependency patch.
>
> Changed from v1:
> - fix build error when build 32bit system.
> - hevc fluster test result: 132/147 (not support: 10bit => 11 and
> resolution => 4).
> ---
> Depends on patch:
> [1]: media: uapi: HEVC: Add num_delta_pocs_of_ref_rps_idx field.
You won't need that line, as the patch will be part of a 2 patch single serie
now.
>
> https://urldefense.com/v3/__https://patchwork.linuxtv.org/project/linux-media/list/?series=10330__;!!CTRNKA9wMg0ARbw!kHcaxDBW0LK9u0d6zlYnW8FuQyhjipuwJYJBZ_9Pk-PwFUpgzr_vlEXEIYOLbmcxZOsp119WUcnFqeGvBlzIZu0ScsaT0O80Sg$
> >
>
> > regards,
> > Nicolas
> >
> Best Regards,
> Yunfei Dong
> > > ---
> > > Changed from v1:
> > > - fix build error when build 32bit system.
> > > - hevc fluster test result: 132/147 (not support: 10bit => 11 and
> > > resolution => 4).
> > > ---
> > > Reference series:
> > > [1]: this patch is send by Benjamin Gaignard.
> > > message-id:
> > > 20230418160717.743517-1-benjamin.gaignard@...labora.com
> > >
> > > .../media/platform/mediatek/vcodec/Makefile | 1 +
> > > .../vcodec/mtk_vcodec_dec_stateless.c | 59 +-
> > > .../platform/mediatek/vcodec/mtk_vcodec_drv.h | 1 +
> > > .../vcodec/vdec/vdec_hevc_req_multi_if.c | 1101
> > > +++++++++++++++++
> > > .../platform/mediatek/vcodec/vdec_drv_if.c | 4 +
> > > .../platform/mediatek/vcodec/vdec_drv_if.h | 1 +
> > > 6 files changed, 1166 insertions(+), 1 deletion(-)
> > > create mode 100644
> > > drivers/media/platform/mediatek/vcodec/vdec/vdec_hevc_req_multi_if.
> > > c
> > >
> > > diff --git a/drivers/media/platform/mediatek/vcodec/Makefile
> > > b/drivers/media/platform/mediatek/vcodec/Makefile
> > > index 93e7a343b5b0..d24b452d0fb3 100644
> > > --- a/drivers/media/platform/mediatek/vcodec/Makefile
> > > +++ b/drivers/media/platform/mediatek/vcodec/Makefile
> > > @@ -13,6 +13,7 @@ mtk-vcodec-dec-y := vdec/vdec_h264_if.o \
> > > vdec/vdec_h264_req_if.o \
> > > vdec/vdec_h264_req_common.o \
> > > vdec/vdec_h264_req_multi_if.o \
> > > + vdec/vdec_hevc_req_multi_if.o \
> > > mtk_vcodec_dec_drv.o \
> > > vdec_drv_if.o \
> > > vdec_vpu_if.o \
> > > diff --git
> > > a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c
> > > b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c
> > > index 3000db975e5f..995997f702a0 100644
> > > ---
> > > a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c
> > > +++
> > > b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c
> > > @@ -107,11 +107,63 @@ static const struct mtk_stateless_control
> > > mtk_stateless_controls[] = {
> > > },
> > > .codec_type = V4L2_PIX_FMT_VP9_FRAME,
> > > },
> > > + {
> > > + .cfg = {
> > > + .id = V4L2_CID_STATELESS_HEVC_SPS,
> > > + },
> > > + .codec_type = V4L2_PIX_FMT_HEVC_SLICE,
> > > + },
> > > + {
> > > + .cfg = {
> > > + .id = V4L2_CID_STATELESS_HEVC_PPS,
> > > + },
> > > + .codec_type = V4L2_PIX_FMT_HEVC_SLICE,
> > > + },
> > > + {
> > > + .cfg = {
> > > + .id = V4L2_CID_STATELESS_HEVC_SCALING_MATRIX,
> > > + },
> > > + .codec_type = V4L2_PIX_FMT_HEVC_SLICE,
> > > + },
> > > + {
> > > + .cfg = {
> > > + .id = V4L2_CID_STATELESS_HEVC_DECODE_PARAMS,
> > > + },
> > > + .codec_type = V4L2_PIX_FMT_HEVC_SLICE,
> > > + },
> > > + {
> > > + .cfg = {
> > > + .id = V4L2_CID_MPEG_VIDEO_HEVC_PROFILE,
> > > + .def = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN,
> > > + .max = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10,
> > > + .menu_skip_mask =
> > > + BIT(V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN
> > > _STILL_PICTURE),
> > > + },
> > > + .codec_type = V4L2_PIX_FMT_HEVC_SLICE,
> > > + },
> > > + {
> > > + .cfg = {
> > > + .id = V4L2_CID_STATELESS_HEVC_DECODE_MODE,
> > > + .min =
> > > V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED,
> > > + .def =
> > > V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED,
> > > + .max =
> > > V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED,
> > > + },
> > > + .codec_type = V4L2_PIX_FMT_HEVC_SLICE,
> > > + },
> > > + {
> > > + .cfg = {
> > > + .id = V4L2_CID_STATELESS_HEVC_START_CODE,
> > > + .min =
> > > V4L2_STATELESS_HEVC_START_CODE_ANNEX_B,
> > > + .def =
> > > V4L2_STATELESS_HEVC_START_CODE_ANNEX_B,
> > > + .max =
> > > V4L2_STATELESS_HEVC_START_CODE_ANNEX_B,
> > > + },
> > > + .codec_type = V4L2_PIX_FMT_HEVC_SLICE,
> > > + },
> > > };
> > >
> > > #define NUM_CTRLS ARRAY_SIZE(mtk_stateless_controls)
> > >
> > > -static struct mtk_video_fmt mtk_video_formats[5];
> > > +static struct mtk_video_fmt mtk_video_formats[6];
> > >
> > > static struct mtk_video_fmt default_out_format;
> > > static struct mtk_video_fmt default_cap_format;
> > > @@ -356,6 +408,7 @@ static void mtk_vcodec_add_formats(unsigned int
> > > fourcc,
> > > case V4L2_PIX_FMT_H264_SLICE:
> > > case V4L2_PIX_FMT_VP8_FRAME:
> > > case V4L2_PIX_FMT_VP9_FRAME:
> > > + case V4L2_PIX_FMT_HEVC_SLICE:
> > > mtk_video_formats[count_formats].fourcc = fourcc;
> > > mtk_video_formats[count_formats].type = MTK_FMT_DEC;
> > > mtk_video_formats[count_formats].num_planes = 1;
> > > @@ -412,6 +465,10 @@ static void
> > > mtk_vcodec_get_supported_formats(struct mtk_vcodec_ctx *ctx)
> > > mtk_vcodec_add_formats(V4L2_PIX_FMT_VP9_FRAME, ctx);
> > > out_format_count++;
> > > }
> > > + if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_HEVC_FRAME) {
> > > + mtk_vcodec_add_formats(V4L2_PIX_FMT_HEVC_SLICE, ctx);
> > > + out_format_count++;
> > > + }
> > >
> > > if (cap_format_count)
> > > default_cap_format =
> > > mtk_video_formats[cap_format_count - 1];
> > > diff --git
> > > a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h
> > > b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h
> > > index 9acab54fd650..144252fa8bea 100644
> > > --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h
> > > +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h
> > > @@ -347,6 +347,7 @@ enum mtk_vdec_format_types {
> > > MTK_VDEC_FORMAT_H264_SLICE = 0x100,
> > > MTK_VDEC_FORMAT_VP8_FRAME = 0x200,
> > > MTK_VDEC_FORMAT_VP9_FRAME = 0x400,
> > > + MTK_VDEC_FORMAT_HEVC_FRAME = 0x1000,
> > > MTK_VCODEC_INNER_RACING = 0x20000,
> > > };
> > >
> > > diff --git
> > > a/drivers/media/platform/mediatek/vcodec/vdec/vdec_hevc_req_multi_i
> > > f.c
> > > b/drivers/media/platform/mediatek/vcodec/vdec/vdec_hevc_req_multi_i
> > > f.c
> > > new file mode 100644
> > > index 000000000000..831942c2e565
> > > --- /dev/null
> > > +++
> > > b/drivers/media/platform/mediatek/vcodec/vdec/vdec_hevc_req_multi_i
> > > f.c
> > > @@ -0,0 +1,1101 @@
> > > +// SPDX-License-Identifier: GPL-2.0
> > > +/*
> > > + * Copyright (c) 2023 MediaTek Inc.
> > > + * Author: Yunfei Dong <yunfei.dong@...iatek.com>
> > > + */
> > > +
> > > +#include <linux/module.h>
> > > +#include <linux/slab.h>
> > > +#include <media/videobuf2-dma-contig.h>
> > > +
> > > +#include "../mtk_vcodec_util.h"
> > > +#include "../mtk_vcodec_dec.h"
> > > +#include "../mtk_vcodec_intr.h"
> > > +#include "../vdec_drv_base.h"
> > > +#include "../vdec_drv_if.h"
> > > +#include "../vdec_vpu_if.h"
> > > +
> > > +/* the size used to store hevc wrap information */
> > > +#define VDEC_HEVC_WRAP_SZ (532 * SZ_1K)
> > > +
> > > +#define HEVC_MAX_MV_NUM 32
> > > +
> > > +/* get used parameters for sps/pps */
> > > +#define GET_HEVC_VDEC_FLAG(cond, flag) \
> > > + { dst_param->cond = ((src_param->flags & flag) ? (1) : (0));
> > > }
> > > +#define GET_HEVC_VDEC_PARAM(param) \
> > > + { dst_param->param = src_param->param; }
> > > +
> > > +/**
> > > + * enum vdec_hevc_core_dec_err_type - core decode error type
> > > + *
> > > + * @TRANS_BUFFER_FULL: trans buffer is full
> > > + * @SLICE_HEADER_FULL: slice header buffer is full
> > > + */
> > > +enum vdec_hevc_core_dec_err_type {
> > > + TRANS_BUFFER_FULL = 1,
> > > + SLICE_HEADER_FULL,
> > > +};
> > > +
> > > +/**
> > > + * struct mtk_hevc_dpb_info - hevc dpb information
> > > + *
> > > + * @y_dma_addr: Y plane physical address
> > > + * @c_dma_addr: CbCr plane physical address
> > > + * @reference_flag: reference picture flag (short/long term
> > > reference picture)
> > > + * @field: field picture flag
> > > + */
> > > +struct mtk_hevc_dpb_info {
> > > + dma_addr_t y_dma_addr;
> > > + dma_addr_t c_dma_addr;
> > > + int reference_flag;
> > > + int field;
> > > +};
> > > +
> > > +/*
> > > + * struct mtk_hevc_sps_param - parameters for sps
> > > + */
> > > +struct mtk_hevc_sps_param {
> > > + unsigned char video_parameter_set_id;
> > > + unsigned char seq_parameter_set_id;
> > > + unsigned short pic_width_in_luma_samples;
> > > + unsigned short pic_height_in_luma_samples;
> > > + unsigned char bit_depth_luma_minus8;
> > > + unsigned char bit_depth_chroma_minus8;
> > > + unsigned char log2_max_pic_order_cnt_lsb_minus4;
> > > + unsigned char sps_max_dec_pic_buffering_minus1;
> > > + unsigned char sps_max_num_reorder_pics;
> > > + unsigned char sps_max_latency_increase_plus1;
> > > + unsigned char log2_min_luma_coding_block_size_minus3;
> > > + unsigned char log2_diff_max_min_luma_coding_block_size;
> > > + unsigned char log2_min_luma_transform_block_size_minus2;
> > > + unsigned char log2_diff_max_min_luma_transform_block_size;
> > > + unsigned char max_transform_hierarchy_depth_inter;
> > > + unsigned char max_transform_hierarchy_depth_intra;
> > > + unsigned char pcm_sample_bit_depth_luma_minus1;
> > > + unsigned char pcm_sample_bit_depth_chroma_minus1;
> > > + unsigned char log2_min_pcm_luma_coding_block_size_minus3;
> > > + unsigned char log2_diff_max_min_pcm_luma_coding_block_size;
> > > + unsigned char num_short_term_ref_pic_sets;
> > > + unsigned char num_long_term_ref_pics_sps;
> > > + unsigned char chroma_format_idc;
> > > + unsigned char sps_max_sub_layers_minus1;
> > > + unsigned char separate_colour_plane;
> > > + unsigned char scaling_list_enabled;
> > > + unsigned char amp_enabled;
> > > + unsigned char sample_adaptive_offset;
> > > + unsigned char pcm_enabled;
> > > + unsigned char pcm_loop_filter_disabled;
> > > + unsigned char long_term_ref_pics_enabled;
> > > + unsigned char sps_temporal_mvp_enabled;
> > > + unsigned char strong_intra_smoothing_enabled;
> > > + unsigned char reserved[5];
> > > +};
> > > +
> > > +/*
> > > + * struct mtk_hevc_pps_param - parameters for pps
> > > + */
> > > +struct mtk_hevc_pps_param {
> > > + unsigned char pic_parameter_set_id;
> > > + unsigned char num_extra_slice_header_bits;
> > > + unsigned char num_ref_idx_l0_default_active_minus1;
> > > + unsigned char num_ref_idx_l1_default_active_minus1;
> > > + char init_qp_minus26;
> > > + unsigned char diff_cu_qp_delta_depth;
> > > + char pps_cb_qp_offset;
> > > + char pps_cr_qp_offset;
> > > + unsigned char num_tile_columns_minus1;
> > > + unsigned char num_tile_rows_minus1;
> > > + unsigned char column_width_minus1[20];
> > > + unsigned char row_height_minus1[22];
> > > + char pps_beta_offset_div2;
> > > + char pps_tc_offset_div2;
> > > + unsigned char log2_parallel_merge_level_minus2;
> > > + char dependent_slice_segment_enabled;
> > > + char output_flag_present;
> > > + char sign_data_hiding_enabled;
> > > + char cabac_init_present;
> > > + char constrained_intra_pred;
> > > + char transform_skip_enabled;
> > > + char cu_qp_delta_enabled;
> > > + char pps_slice_chroma_qp_offsets_present;
> > > + char weighted_pred;
> > > + char weighted_bipred;
> > > + char transquant_bypass_enabled;
> > > + char pps_flag_tiles_enabled;
> > > + char entropy_coding_sync_enabled;
> > > + char loop_filter_across_tiles_enabled;
> > > + char pps_loop_filter_across_slices_enabled;
> > > + char deblocking_filter_override_enabled;
> > > + char pps_disable_deflocking_filter;
> > > + char lists_modification_present;
> > > + char slice_segment_header_extersion_present;
> > > + char deblocking_filter_control_present;
> > > + char uniform_spacing;
> > > + char reserved[6];
> > > +};
> > > +
> > > +/*
> > > + * struct mtk_hevc_slice_header_param - parameters for slice
> > > header
> > > + */
> > > +struct mtk_hevc_slice_header_param {
> > > + unsigned int slice_type;
> > > + unsigned int num_active_ref_layer_pics;
> > > + int slice_qp;
> > > + int slice_qp_delta_cb;
> > > + int slice_qp_delta_cr;
> > > + int num_ref_idx[3];
> > > + unsigned int col_ref_idx;
> > > + unsigned int five_minus_max_num_merge_cand;
> > > + int slice_deblocking_filter_beta_offset_div2;
> > > + int slice_deblocking_filter_tc_offset_div2;
> > > + unsigned char sao_enable_flag;
> > > + unsigned char sao_enable_flag_chroma;
> > > + unsigned char cabac_init_flag;
> > > + unsigned char slice_tmvp_flags_present;
> > > + unsigned char col_from_l0_flag;
> > > + unsigned char mvd_l1_zero_flag;
> > > + unsigned char slice_loop_filter_across_slices_enabled_flag;
> > > + unsigned char deblocking_filter_disable_flag;
> > > + unsigned int slice_reg0;
> > > + unsigned int slice_reg1;
> > > + unsigned int slice_reg2;
> > > + unsigned int num_rps_curr_temp_list;
> > > + unsigned int ref_list_mode;
> > > + int str_num_delta_pocs;
> > > + int str_num_negtive_pos_pics;
> > > + int num_long_term;
> > > + int num_long_term_sps;
> > > + unsigned int max_cu_width;
> > > + unsigned int max_cu_height;
> > > + unsigned int num_entry_point_offsets;
> > > + unsigned int last_lcu_x_in_tile[17];
> > > + unsigned int last_lcu_y_in_tile[17];
> > > + unsigned char nal_unit_type;
> > > +};
> > > +
> > > +/*
> > > + * struct slice_api_hevc_scaling_matrix - parameters for scaling
> > > list
> > > + */
> > > +struct slice_api_hevc_scaling_matrix {
> > > + unsigned char scaling_list_4x4[6][16];
> > > + unsigned char scaling_list_8x8[6][64];
> > > + unsigned char scaling_list_16x16[6][64];
> > > + unsigned char scaling_list_32x32[2][64];
> > > + unsigned char scaling_list_dc_coef_16x16[6];
> > > + unsigned char scaling_list_dc_coef_32x32[2];
> > > +};
> > > +
> > > +/*
> > > + * struct slice_hevc_dpb_entry - each dpb information
> > > + */
> > > +struct slice_hevc_dpb_entry {
> > > + u64 timestamp;
> > > + unsigned char flags;
> > > + unsigned char field_pic;
> > > + int pic_order_cnt_val;
> > > +};
> > > +
> > > +/*
> > > + * struct slice_api_hevc_decode_param - parameters for decode.
> > > + */
> > > +struct slice_api_hevc_decode_param {
> > > + struct slice_hevc_dpb_entry
> > > dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> > > + int pic_order_cnt_val;
> > > + unsigned short short_term_ref_pic_set_size;
> > > + unsigned short long_term_ref_pic_set_size;
> > > + unsigned char num_active_dpb_entries;
> > > + unsigned char num_poc_st_curr_before;
> > > + unsigned char num_poc_st_curr_after;
> > > + unsigned char num_poc_lt_curr;
> > > + unsigned char
> > > poc_st_curr_before[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> > > + unsigned char
> > > poc_st_curr_after[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> > > + unsigned char poc_lt_curr[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> > > + unsigned char num_delta_pocs_of_ref_rps_idx;
> > > + int flags;
> > > +};
> > > +
> > > +/**
> > > + * struct hevc_fb - hevc decode frame buffer information
> > > + *
> > > + * @vdec_fb_va: virtual address of struct vdec_fb
> > > + * @y_fb_dma: dma address of Y frame buffer (luma)
> > > + * @c_fb_dma: dma address of C frame buffer (chroma)
> > > + * @poc: picture order count of frame buffer
> > > + * @reserved: for 8 bytes alignment
> > > + */
> > > +struct hevc_fb {
> > > + u64 vdec_fb_va;
> > > + u64 y_fb_dma;
> > > + u64 c_fb_dma;
> > > + s32 poc;
> > > + u32 reserved;
> > > +};
> > > +
> > > +/**
> > > + * struct vdec_hevc_slice_lat_dec_param - parameters for decode
> > > current frame
> > > + *
> > > + * @sps: hevc sps syntax parameters
> > > + * @pps: hevc pps syntax parameters
> > > + * @slice_header: hevc slice header syntax parameters
> > > + * @scaling_matrix: hevc scaling list parameters
> > > + * @decode_params: decoder parameters of each frame used for
> > > hardware decode
> > > + * @hevc_dpb_info: dpb reference list
> > > + */
> > > +struct vdec_hevc_slice_lat_dec_param {
> > > + struct mtk_hevc_sps_param sps;
> > > + struct mtk_hevc_pps_param pps;
> > > + struct mtk_hevc_slice_header_param slice_header;
> > > + struct slice_api_hevc_scaling_matrix scaling_matrix;
> > > + struct slice_api_hevc_decode_param decode_params;
> > > + struct mtk_hevc_dpb_info
> > > hevc_dpb_info[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
> > > +};
> > > +
> > > +/**
> > > + * struct vdec_hevc_slice_info - decode information
> > > + *
> > > + * @wdma_end_addr_offset: wdma end address offset
> > > + * @timeout: Decode timeout: 1 timeout, 0 no timeount
> > > + * @vdec_fb_va: VDEC frame buffer struct virtual address
> > > + * @crc: Used to check whether hardware's status
> > > is right
> > > + */
> > > +struct vdec_hevc_slice_info {
> > > + /* LAT dec addr */
> > > + u64 wdma_end_addr_offset;
> > > + u64 timeout;
> > > + u64 vdec_fb_va;
> > > + u32 crc[8];
> > > +};
> > > +
> > > +/*
> > > + * struct vdec_vp9_slice_mem - memory address and size
> > > + */
> > > +struct vdec_hevc_slice_mem {
> > > + union {
> > > + u64 buf;
> > > + dma_addr_t dma_addr;
> > > + };
> > > + union {
> > > + size_t size;
> > > + dma_addr_t dma_addr_end;
> > > + u64 padding;
> > > + };
> > > +};
> > > +
> > > +/**
> > > + * struct vdec_av1_slice_fb - frame buffer for decoding
> > > + * @y: current y buffer address info
> > > + * @c: current c buffer address info
> > > + */
> > > +struct vdec_hevc_slice_fb {
> > > + struct vdec_hevc_slice_mem y;
> > > + struct vdec_hevc_slice_mem c;
> > > +};
> > > +
> > > +/**
> > > + * struct vdec_hevc_slice_vsi - shared memory for decode
> > > information exchange
> > > + * between SCP and Host.
> > > + *
> > > + * @bs: input buffer info
> > > + *
> > > + * @ube: ube buffer
> > > + * @trans: transcoded buffer
> > > + * @err_map: err map buffer
> > > + * @slice_bc: slice bc buffer
> > > + * @wrap: temp buffer
> > > + *
> > > + * @fb: current y/c buffer
> > > + * @mv_buf_dma: HW working motion vector buffer
> > > + * @dec: decode information (AP-R, VPU-W)
> > > + * @hevc_slice_params: decode parameters for hw used
> > > + */
> > > +struct vdec_hevc_slice_vsi {
> > > + /* used in LAT stage */
> > > + struct vdec_hevc_slice_mem bs;
> > > +
> > > + struct vdec_hevc_slice_mem ube;
> > > + struct vdec_hevc_slice_mem trans;
> > > + struct vdec_hevc_slice_mem err_map;
> > > + struct vdec_hevc_slice_mem slice_bc;
> > > + struct vdec_hevc_slice_mem wrap;
> > > +
> > > + struct vdec_hevc_slice_fb fb;
> > > + struct vdec_hevc_slice_mem mv_buf_dma[HEVC_MAX_MV_NUM];
> > > + struct vdec_hevc_slice_info dec;
> > > + struct vdec_hevc_slice_lat_dec_param hevc_slice_params;
> > > +};
> > > +
> > > +/**
> > > + * struct vdec_hevc_slice_share_info - shared information used to
> > > exchange
> > > + * message between lat and
> > > core
> > > + *
> > > + * @sps: sequence header information from user space
> > > + * @dec_params: decoder params from user space
> > > + * @hevc_slice_params: decoder params used for hardware
> > > + * @trans_start: trans start dma address
> > > + * @trans_end: trans end dma address
> > > + */
> > > +struct vdec_hevc_slice_share_info {
> > > + struct v4l2_ctrl_hevc_sps sps;
> > > + struct v4l2_ctrl_hevc_decode_params dec_params;
> > > + struct vdec_hevc_slice_lat_dec_param hevc_slice_params;
> > > + struct vdec_hevc_slice_mem trans;
> > > +};
> > > +
> > > +/**
> > > + * struct vdec_hevc_slice_inst - hevc decoder instance
> > > + *
> > > + * @slice_dec_num: how many picture be decoded
> > > + * @ctx: point to mtk_vcodec_ctx
> > > + * @pred_buf: HW working predication buffer
> > > + * @mv_buf: HW working motion vector buffer
> > > + * @vpu: VPU instance
> > > + * @vsi: vsi used for lat
> > > + * @vsi_core: vsi used for core
> > > + * @wrap_addr: wrap address used for hevc
> > > + *
> > > + * @hevc_slice_param: the parameters that hardware use to decode
> > > + *
> > > + * @resolution_changed: resolution changed
> > > + * @realloc_mv_buf: reallocate mv buffer
> > > + * @cap_num_planes: number of capture queue plane
> > > + */
> > > +struct vdec_hevc_slice_inst {
> > > + unsigned int slice_dec_num;
> > > + struct mtk_vcodec_ctx *ctx;
> > > + struct mtk_vcodec_mem mv_buf[HEVC_MAX_MV_NUM];
> > > + struct vdec_vpu_inst vpu;
> > > + struct vdec_hevc_slice_vsi *vsi;
> > > + struct vdec_hevc_slice_vsi *vsi_core;
> > > + struct mtk_vcodec_mem wrap_addr;
> > > +
> > > + struct vdec_hevc_slice_lat_dec_param hevc_slice_param;
> > > +
> > > + unsigned int resolution_changed;
> > > + unsigned int realloc_mv_buf;
> > > + unsigned int cap_num_planes;
> > > +};
> > > +
> > > +static unsigned int vdec_hevc_get_mv_buf_size(unsigned int width,
> > > unsigned int height)
> > > +{
> > > + int unit_size = (width / 16) * (height / 16) + 8;
> > > +
> > > + return 64 * unit_size;
> > > +}
> > > +
> > > +static void *vdec_hevc_get_ctrl_ptr(struct mtk_vcodec_ctx *ctx,
> > > int id)
> > > +{
> > > + struct v4l2_ctrl *ctrl = v4l2_ctrl_find(&ctx->ctrl_hdl, id);
> > > +
> > > + if (!ctrl)
> > > + return ERR_PTR(-EINVAL);
> > > +
> > > + return ctrl->p_cur.p;
> > > +}
> > > +
> > > +static void vdec_hevc_fill_dpb_info(struct mtk_vcodec_ctx *ctx,
> > > + struct
> > > slice_api_hevc_decode_param *decode_params,
> > > + struct mtk_hevc_dpb_info
> > > *hevc_dpb_info)
> > > +{
> > > + const struct slice_hevc_dpb_entry *dpb;
> > > + struct vb2_queue *vq;
> > > + struct vb2_buffer *vb;
> > > + int index;
> > > +
> > > + vq = v4l2_m2m_get_vq(ctx->m2m_ctx,
> > > V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
> > > + for (index = 0; index < V4L2_HEVC_DPB_ENTRIES_NUM_MAX;
> > > index++) {
> > > + dpb = &decode_params->dpb[index];
> > > + if (index >= decode_params->num_active_dpb_entries)
> > > + continue;
> > > +
> > > + vb = vb2_find_buffer(vq, dpb->timestamp);
> > > + if (vb < 0) {
> > > + dev_err(&ctx->dev->plat_dev->dev,
> > > + "Reference invalid: dpb_index(%d)
> > > timestamp(%lld)",
> > > + index, dpb->timestamp);
> > > + continue;
> > > + }
> > > +
> > > + hevc_dpb_info[index].field = dpb->field_pic;
> > > +
> > > + hevc_dpb_info[index].y_dma_addr =
> > > vb2_dma_contig_plane_dma_addr(vb, 0);
> > > + if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2)
> > > + hevc_dpb_info[index].c_dma_addr =
> > > vb2_dma_contig_plane_dma_addr(vb, 1);
> > > + else
> > > + hevc_dpb_info[index].c_dma_addr =
> > > + hevc_dpb_info[index].y_dma_addr +
> > > ctx->picinfo.fb_sz[0];
> > > + }
> > > +}
> > > +
> > > +static void vdec_hevc_copy_sps_params(struct mtk_hevc_sps_param
> > > *dst_param,
> > > + const struct v4l2_ctrl_hevc_sps
> > > *src_param)
> > > +{
> > > + GET_HEVC_VDEC_PARAM(video_parameter_set_id);
> > > + GET_HEVC_VDEC_PARAM(seq_parameter_set_id);
> > > + GET_HEVC_VDEC_PARAM(pic_width_in_luma_samples);
> > > + GET_HEVC_VDEC_PARAM(pic_height_in_luma_samples);
> > > + GET_HEVC_VDEC_PARAM(bit_depth_luma_minus8);
> > > + GET_HEVC_VDEC_PARAM(bit_depth_chroma_minus8);
> > > + GET_HEVC_VDEC_PARAM(log2_max_pic_order_cnt_lsb_minus4);
> > > + GET_HEVC_VDEC_PARAM(sps_max_dec_pic_buffering_minus1);
> > > + GET_HEVC_VDEC_PARAM(sps_max_num_reorder_pics);
> > > + GET_HEVC_VDEC_PARAM(sps_max_latency_increase_plus1);
> > > + GET_HEVC_VDEC_PARAM(log2_min_luma_coding_block_size_minus3);
> > > + GET_HEVC_VDEC_PARAM(log2_diff_max_min_luma_coding_block_size)
> > > ;
> > > + GET_HEVC_VDEC_PARAM(log2_min_luma_transform_block_size_minus2
> > > );
> > > + GET_HEVC_VDEC_PARAM(log2_diff_max_min_luma_transform_block_si
> > > ze);
> > > + GET_HEVC_VDEC_PARAM(max_transform_hierarchy_depth_inter);
> > > + GET_HEVC_VDEC_PARAM(max_transform_hierarchy_depth_intra);
> > > + GET_HEVC_VDEC_PARAM(pcm_sample_bit_depth_luma_minus1);
> > > + GET_HEVC_VDEC_PARAM(pcm_sample_bit_depth_chroma_minus1);
> > > + GET_HEVC_VDEC_PARAM(log2_min_pcm_luma_coding_block_size_minus
> > > 3);
> > > + GET_HEVC_VDEC_PARAM(log2_diff_max_min_pcm_luma_coding_block_s
> > > ize);
> > > + GET_HEVC_VDEC_PARAM(num_short_term_ref_pic_sets);
> > > + GET_HEVC_VDEC_PARAM(num_long_term_ref_pics_sps);
> > > + GET_HEVC_VDEC_PARAM(chroma_format_idc);
> > > + GET_HEVC_VDEC_PARAM(sps_max_sub_layers_minus1);
> > > +
> > > + GET_HEVC_VDEC_FLAG(separate_colour_plane,
> > > + V4L2_HEVC_SPS_FLAG_SEPARATE_COLOUR_PLANE);
> > > + GET_HEVC_VDEC_FLAG(scaling_list_enabled,
> > > + V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED);
> > > + GET_HEVC_VDEC_FLAG(amp_enabled,
> > > + V4L2_HEVC_SPS_FLAG_AMP_ENABLED);
> > > + GET_HEVC_VDEC_FLAG(sample_adaptive_offset,
> > > + V4L2_HEVC_SPS_FLAG_SAMPLE_ADAPTIVE_OFFSET)
> > > ;
> > > + GET_HEVC_VDEC_FLAG(pcm_enabled,
> > > + V4L2_HEVC_SPS_FLAG_PCM_ENABLED);
> > > + GET_HEVC_VDEC_FLAG(pcm_loop_filter_disabled,
> > > + V4L2_HEVC_SPS_FLAG_PCM_LOOP_FILTER_DISABLE
> > > D);
> > > + GET_HEVC_VDEC_FLAG(long_term_ref_pics_enabled,
> > > + V4L2_HEVC_SPS_FLAG_LONG_TERM_REF_PICS_PRES
> > > ENT);
> > > + GET_HEVC_VDEC_FLAG(sps_temporal_mvp_enabled,
> > > + V4L2_HEVC_SPS_FLAG_SPS_TEMPORAL_MVP_ENABLE
> > > D);
> > > + GET_HEVC_VDEC_FLAG(strong_intra_smoothing_enabled,
> > > + V4L2_HEVC_SPS_FLAG_STRONG_INTRA_SMOOTHING_
> > > ENABLED);
> > > +}
> > > +
> > > +static void vdec_hevc_copy_pps_params(struct mtk_hevc_pps_param
> > > *dst_param,
> > > + const struct v4l2_ctrl_hevc_pps
> > > *src_param)
> > > +{
> > > + int i;
> > > +
> > > + GET_HEVC_VDEC_PARAM(pic_parameter_set_id);
> > > + GET_HEVC_VDEC_PARAM(num_extra_slice_header_bits);
> > > + GET_HEVC_VDEC_PARAM(num_ref_idx_l0_default_active_minus1);
> > > + GET_HEVC_VDEC_PARAM(num_ref_idx_l1_default_active_minus1);
> > > + GET_HEVC_VDEC_PARAM(init_qp_minus26);
> > > + GET_HEVC_VDEC_PARAM(diff_cu_qp_delta_depth);
> > > + GET_HEVC_VDEC_PARAM(pps_cb_qp_offset);
> > > + GET_HEVC_VDEC_PARAM(pps_cr_qp_offset);
> > > + GET_HEVC_VDEC_PARAM(num_tile_columns_minus1);
> > > + GET_HEVC_VDEC_PARAM(num_tile_rows_minus1);
> > > + GET_HEVC_VDEC_PARAM(init_qp_minus26);
> > > + GET_HEVC_VDEC_PARAM(diff_cu_qp_delta_depth);
> > > + GET_HEVC_VDEC_PARAM(pic_parameter_set_id);
> > > + GET_HEVC_VDEC_PARAM(num_extra_slice_header_bits);
> > > + GET_HEVC_VDEC_PARAM(num_ref_idx_l0_default_active_minus1);
> > > + GET_HEVC_VDEC_PARAM(num_ref_idx_l1_default_active_minus1);
> > > + GET_HEVC_VDEC_PARAM(pps_beta_offset_div2);
> > > + GET_HEVC_VDEC_PARAM(pps_tc_offset_div2);
> > > + GET_HEVC_VDEC_PARAM(log2_parallel_merge_level_minus2);
> > > +
> > > + for (i = 0; i < 20; i++)
> > > + dst_param->column_width_minus1[i] = src_param-
> > > > column_width_minus1[i];
> > > + for (i = 0; i < 22; i++)
> > > + dst_param->row_height_minus1[i] = src_param-
> > > > row_height_minus1[i];
> > > +
> > > + GET_HEVC_VDEC_FLAG(dependent_slice_segment_enabled,
> > > + V4L2_HEVC_PPS_FLAG_DEPENDENT_SLICE_SEGMENT
> > > _ENABLED);
> > > + GET_HEVC_VDEC_FLAG(output_flag_present,
> > > + V4L2_HEVC_PPS_FLAG_OUTPUT_FLAG_PRESENT);
> > > + GET_HEVC_VDEC_FLAG(sign_data_hiding_enabled,
> > > + V4L2_HEVC_PPS_FLAG_SIGN_DATA_HIDING_ENABLE
> > > D);
> > > + GET_HEVC_VDEC_FLAG(cabac_init_present,
> > > + V4L2_HEVC_PPS_FLAG_CABAC_INIT_PRESENT);
> > > + GET_HEVC_VDEC_FLAG(constrained_intra_pred,
> > > + V4L2_HEVC_PPS_FLAG_CONSTRAINED_INTRA_PRED)
> > > ;
> > > + GET_HEVC_VDEC_FLAG(transform_skip_enabled,
> > > + V4L2_HEVC_PPS_FLAG_TRANSFORM_SKIP_ENABLED)
> > > ;
> > > + GET_HEVC_VDEC_FLAG(cu_qp_delta_enabled,
> > > + V4L2_HEVC_PPS_FLAG_CU_QP_DELTA_ENABLED);
> > > + GET_HEVC_VDEC_FLAG(pps_slice_chroma_qp_offsets_present,
> > > + V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFF
> > > SETS_PRESENT);
> > > + GET_HEVC_VDEC_FLAG(weighted_pred,
> > > + V4L2_HEVC_PPS_FLAG_WEIGHTED_PRED);
> > > + GET_HEVC_VDEC_FLAG(weighted_bipred,
> > > + V4L2_HEVC_PPS_FLAG_WEIGHTED_BIPRED);
> > > + GET_HEVC_VDEC_FLAG(transquant_bypass_enabled,
> > > + V4L2_HEVC_PPS_FLAG_TRANSQUANT_BYPASS_ENABL
> > > ED);
> > > + GET_HEVC_VDEC_FLAG(pps_flag_tiles_enabled,
> > > + V4L2_HEVC_PPS_FLAG_TILES_ENABLED);
> > > + GET_HEVC_VDEC_FLAG(entropy_coding_sync_enabled,
> > > + V4L2_HEVC_PPS_FLAG_ENTROPY_CODING_SYNC_ENA
> > > BLED);
> > > + GET_HEVC_VDEC_FLAG(loop_filter_across_tiles_enabled,
> > > + V4L2_HEVC_PPS_FLAG_LOOP_FILTER_ACROSS_TILE
> > > S_ENABLED);
> > > + GET_HEVC_VDEC_FLAG(pps_loop_filter_across_slices_enabled,
> > > + V4L2_HEVC_PPS_FLAG_PPS_LOOP_FILTER_ACROSS_
> > > SLICES_ENABLED);
> > > + GET_HEVC_VDEC_FLAG(deblocking_filter_override_enabled,
> > > + V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_OVERR
> > > IDE_ENABLED);
> > > + GET_HEVC_VDEC_FLAG(pps_disable_deflocking_filter,
> > > + V4L2_HEVC_PPS_FLAG_PPS_DISABLE_DEBLOCKING_
> > > FILTER);
> > > + GET_HEVC_VDEC_FLAG(lists_modification_present,
> > > + V4L2_HEVC_PPS_FLAG_LISTS_MODIFICATION_PRES
> > > ENT);
> > > + GET_HEVC_VDEC_FLAG(slice_segment_header_extersion_present,
> > > + V4L2_HEVC_PPS_FLAG_SLICE_SEGMENT_HEADER_EX
> > > TENSION_PRESENT);
> > > + GET_HEVC_VDEC_FLAG(deblocking_filter_control_present,
> > > + V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_CONTR
> > > OL_PRESENT);
> > > + GET_HEVC_VDEC_FLAG(uniform_spacing,
> > > + V4L2_HEVC_PPS_FLAG_UNIFORM_SPACING);
> > > +}
> > > +
> > > +static void vdec_hevc_copy_scaling_matrix(struct
> > > slice_api_hevc_scaling_matrix *dst_matrix,
> > > + const struct
> > > v4l2_ctrl_hevc_scaling_matrix *src_matrix)
> > > +{
> > > + memcpy(dst_matrix, src_matrix, sizeof(*src_matrix));
> > > +}
> > > +
> > > +static void
> > > +vdec_hevc_copy_decode_params(struct slice_api_hevc_decode_param
> > > *dst_params,
> > > + const struct
> > > v4l2_ctrl_hevc_decode_params *src_params,
> > > + const struct v4l2_hevc_dpb_entry
> > > dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX])
> > > +{
> > > + struct slice_hevc_dpb_entry *dst_entry;
> > > + const struct v4l2_hevc_dpb_entry *src_entry;
> > > + int i;
> > > +
> > > + for (i = 0; i < ARRAY_SIZE(dst_params->dpb); i++) {
> > > + dst_entry = &dst_params->dpb[i];
> > > + src_entry = &dpb[i];
> > > +
> > > + dst_entry->timestamp = src_entry->timestamp;
> > > + dst_entry->flags = src_entry->flags;
> > > + dst_entry->field_pic = src_entry->field_pic;
> > > + dst_entry->pic_order_cnt_val = src_entry-
> > > > pic_order_cnt_val;
> > > +
> > > + dst_params->poc_st_curr_before[i] = src_params-
> > > > poc_st_curr_before[i];
> > > + dst_params->poc_st_curr_after[i] = src_params-
> > > > poc_st_curr_after[i];
> > > + dst_params->poc_lt_curr[i] = src_params-
> > > > poc_lt_curr[i];
> > > + }
> > > +
> > > + dst_params->pic_order_cnt_val = src_params-
> > > > pic_order_cnt_val;
> > > + dst_params->short_term_ref_pic_set_size = src_params-
> > > > short_term_ref_pic_set_size;
> > > + dst_params->long_term_ref_pic_set_size = src_params-
> > > > long_term_ref_pic_set_size;
> > > + dst_params->num_active_dpb_entries = src_params-
> > > > num_active_dpb_entries;
> > > + dst_params->num_poc_st_curr_before = src_params-
> > > > num_poc_st_curr_before
> > > + dst_params->num_poc_st_curr_after = src_params-
> > > > num_poc_st_curr_after;
> > > + dst_params->num_delta_pocs_of_ref_rps_idx = src_params-
> > > > num_delta_pocs_of_ref_rps_idx;
> > > + dst_params->num_poc_lt_curr = src_params->num_poc_lt_curr;
> > > + dst_params->flags = src_params->flags;
> > > +}
> > > +
> > > +static int vdec_hevc_slice_fill_decode_parameters(struct
> > > vdec_hevc_slice_inst *inst,
> > > + struct
> > > vdec_hevc_slice_share_info *share_info)
> > > +{
> > > + struct vdec_hevc_slice_lat_dec_param *slice_param = &inst-
> > > > vsi->hevc_slice_params;
> > > + const struct v4l2_ctrl_hevc_decode_params *dec_params;
> > > + const struct v4l2_ctrl_hevc_scaling_matrix *src_matrix;
> > > + const struct v4l2_ctrl_hevc_sps *sps;
> > > + const struct v4l2_ctrl_hevc_pps *pps;
> > > +
> > > + dec_params =
> > > + vdec_hevc_get_ctrl_ptr(inst->ctx,
> > > V4L2_CID_STATELESS_HEVC_DECODE_PARAMS);
> > > + if (IS_ERR(dec_params))
> > > + return PTR_ERR(dec_params);
> > > +
> > > + src_matrix =
> > > + vdec_hevc_get_ctrl_ptr(inst->ctx,
> > > V4L2_CID_STATELESS_HEVC_SCALING_MATRIX);
> > > + if (IS_ERR(src_matrix))
> > > + return PTR_ERR(src_matrix);
> > > +
> > > + sps = vdec_hevc_get_ctrl_ptr(inst->ctx,
> > > V4L2_CID_STATELESS_HEVC_SPS);
> > > + if (IS_ERR(sps))
> > > + return PTR_ERR(sps);
> > > +
> > > + pps = vdec_hevc_get_ctrl_ptr(inst->ctx,
> > > V4L2_CID_STATELESS_HEVC_PPS);
> > > + if (IS_ERR(pps))
> > > + return PTR_ERR(pps);
> > > +
> > > + vdec_hevc_copy_sps_params(&slice_param->sps, sps);
> > > + vdec_hevc_copy_pps_params(&slice_param->pps, pps);
> > > + vdec_hevc_copy_scaling_matrix(&slice_param->scaling_matrix,
> > > src_matrix);
> > > +
> > > + memcpy(&share_info->sps, sps, sizeof(*sps));
> > > + memcpy(&share_info->dec_params, dec_params,
> > > sizeof(*dec_params));
> > > +
> > > + slice_param->decode_params.num_poc_st_curr_before =
> > > dec_params->num_poc_st_curr_before;
> > > + slice_param->decode_params.num_poc_st_curr_after =
> > > dec_params->num_poc_st_curr_after;
> > > + slice_param->decode_params.num_poc_lt_curr = dec_params-
> > > > num_poc_lt_curr;
> > > + slice_param->decode_params.num_delta_pocs_of_ref_rps_idx =
> > > + dec_params->num_delta_pocs_of_ref_rps_idx;
> > > +
> > > + return 0;
> > > +}
> > > +
> > > +static void vdec_hevc_slice_fill_decode_reflist(struct
> > > vdec_hevc_slice_inst *inst,
> > > + struct
> > > vdec_hevc_slice_lat_dec_param *slice_param,
> > > + struct
> > > vdec_hevc_slice_share_info *share_info)
> > > +{
> > > + struct v4l2_ctrl_hevc_decode_params *dec_params =
> > > &share_info->dec_params;
> > > +
> > > + vdec_hevc_copy_decode_params(&slice_param->decode_params,
> > > dec_params,
> > > + share_info->dec_params.dpb);
> > > +
> > > + vdec_hevc_fill_dpb_info(inst->ctx, &slice_param-
> > > > decode_params,
> > > + slice_param->hevc_dpb_info);
> > > +}
> > > +
> > > +static int vdec_hevc_slice_alloc_mv_buf(struct
> > > vdec_hevc_slice_inst *inst,
> > > + struct vdec_pic_info *pic)
> > > +{
> > > + unsigned int buf_sz = vdec_hevc_get_mv_buf_size(pic->buf_w,
> > > pic->buf_h);
> > > + struct mtk_vcodec_mem *mem;
> > > + int i, err;
> > > +
> > > + mtk_v4l2_debug(3, "allocate mv buffer size = 0x%x", buf_sz);
> > > + for (i = 0; i < HEVC_MAX_MV_NUM; i++) {
> > > + mem = &inst->mv_buf[i];
> > > + if (mem->va)
> > > + mtk_vcodec_mem_free(inst->ctx, mem);
> > > + mem->size = buf_sz;
> > > + err = mtk_vcodec_mem_alloc(inst->ctx, mem);
> > > + if (err) {
> > > + mtk_vcodec_err(inst, "failed to allocate mv
> > > buf");
> > > + return err;
> > > + }
> > > + }
> > > +
> > > + return 0;
> > > +}
> > > +
> > > +static void vdec_hevc_slice_free_mv_buf(struct
> > > vdec_hevc_slice_inst *inst)
> > > +{
> > > + int i;
> > > + struct mtk_vcodec_mem *mem;
> > > +
> > > + for (i = 0; i < HEVC_MAX_MV_NUM; i++) {
> > > + mem = &inst->mv_buf[i];
> > > + if (mem->va)
> > > + mtk_vcodec_mem_free(inst->ctx, mem);
> > > + }
> > > +}
> > > +
> > > +static void vdec_hevc_slice_get_pic_info(struct
> > > vdec_hevc_slice_inst *inst)
> > > +{
> > > + struct mtk_vcodec_ctx *ctx = inst->ctx;
> > > + u32 data[3];
> > > +
> > > + data[0] = ctx->picinfo.pic_w;
> > > + data[1] = ctx->picinfo.pic_h;
> > > + data[2] = ctx->capture_fourcc;
> > > + vpu_dec_get_param(&inst->vpu, data, 3, GET_PARAM_PIC_INFO);
> > > +
> > > + ctx->picinfo.buf_w = ALIGN(ctx->picinfo.pic_w,
> > > VCODEC_DEC_ALIGNED_64);
> > > + ctx->picinfo.buf_h = ALIGN(ctx->picinfo.pic_h,
> > > VCODEC_DEC_ALIGNED_64);
> > > + ctx->picinfo.fb_sz[0] = inst->vpu.fb_sz[0];
> > > + ctx->picinfo.fb_sz[1] = inst->vpu.fb_sz[1];
> > > + inst->cap_num_planes =
> > > + ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes;
> > > +
> > > + mtk_vcodec_debug(inst, "pic(%d, %d), buf(%d, %d)",
> > > + ctx->picinfo.pic_w, ctx->picinfo.pic_h,
> > > + ctx->picinfo.buf_w, ctx->picinfo.buf_h);
> > > + mtk_vcodec_debug(inst, "Y/C(%d, %d)", ctx->picinfo.fb_sz[0],
> > > + ctx->picinfo.fb_sz[1]);
> > > +
> > > + if (ctx->last_decoded_picinfo.pic_w != ctx->picinfo.pic_w ||
> > > + ctx->last_decoded_picinfo.pic_h != ctx->picinfo.pic_h) {
> > > + inst->resolution_changed = true;
> > > + if (ctx->last_decoded_picinfo.buf_w != ctx-
> > > > picinfo.buf_w ||
> > > + ctx->last_decoded_picinfo.buf_h != ctx-
> > > > picinfo.buf_h)
> > > + inst->realloc_mv_buf = true;
> > > +
> > > + mtk_v4l2_debug(1, "resChg: (%d %d) : old(%d, %d) ->
> > > new(%d, %d)",
> > > + inst->resolution_changed,
> > > + inst->realloc_mv_buf,
> > > + ctx->last_decoded_picinfo.pic_w,
> > > + ctx->last_decoded_picinfo.pic_h,
> > > + ctx->picinfo.pic_w, ctx-
> > > > picinfo.pic_h);
> > > + }
> > > +}
> > > +
> > > +static void vdec_hevc_slice_get_crop_info(struct
> > > vdec_hevc_slice_inst *inst,
> > > + struct v4l2_rect *cr)
> > > +{
> > > + cr->left = 0;
> > > + cr->top = 0;
> > > + cr->width = inst->ctx->picinfo.pic_w;
> > > + cr->height = inst->ctx->picinfo.pic_h;
> > > +
> > > + mtk_vcodec_debug(inst, "l=%d, t=%d, w=%d, h=%d",
> > > + cr->left, cr->top, cr->width, cr->height);
> > > +}
> > > +
> > > +static int vdec_hevc_slice_setup_lat_buffer(struct
> > > vdec_hevc_slice_inst *inst,
> > > + struct mtk_vcodec_mem
> > > *bs,
> > > + struct vdec_lat_buf
> > > *lat_buf,
> > > + bool *res_chg)
> > > +{
> > > + struct mtk_vcodec_mem *mem;
> > > + struct mtk_video_dec_buf *src_buf_info;
> > > + struct vdec_hevc_slice_share_info *share_info;
> > > + int i, err;
> > > +
> > > + inst->vsi->bs.dma_addr = (u64)bs->dma_addr;
> > > + inst->vsi->bs.size = bs->size;
> > > +
> > > + src_buf_info = container_of(bs, struct mtk_video_dec_buf,
> > > bs_buffer);
> > > + lat_buf->src_buf_req = src_buf_info-
> > > > m2m_buf.vb.vb2_buf.req_obj.req;
> > > + v4l2_m2m_buf_copy_metadata(&src_buf_info->m2m_buf.vb,
> > > &lat_buf->ts_info, true);
> > > +
> > > + *res_chg = inst->resolution_changed;
> > > + if (inst->resolution_changed) {
> > > + mtk_vcodec_debug(inst, "- resolution changed -");
> > > + if (inst->realloc_mv_buf) {
> > > + err = vdec_hevc_slice_alloc_mv_buf(inst,
> > > &inst->ctx->picinfo);
> > > + inst->realloc_mv_buf = false;
> > > + if (err)
> > > + return err;
> > > + }
> > > + inst->resolution_changed = false;
> > > + }
> > > +
> > > + for (i = 0; i < HEVC_MAX_MV_NUM; i++) {
> > > + mem = &inst->mv_buf[i];
> > > + inst->vsi->mv_buf_dma[i].dma_addr = mem->dma_addr;
> > > + inst->vsi->mv_buf_dma[i].size = mem->size;
> > > + }
> > > +
> > > + inst->vsi->ube.dma_addr = lat_buf->ctx-
> > > > msg_queue.wdma_addr.dma_addr;
> > > + inst->vsi->ube.size = lat_buf->ctx->msg_queue.wdma_addr.size;
> > > +
> > > + inst->vsi->err_map.dma_addr = lat_buf-
> > > > wdma_err_addr.dma_addr;
> > > + inst->vsi->err_map.size = lat_buf->wdma_err_addr.size;
> > > +
> > > + inst->vsi->slice_bc.dma_addr = lat_buf-
> > > > slice_bc_addr.dma_addr;
> > > + inst->vsi->slice_bc.size = lat_buf->slice_bc_addr.size;
> > > +
> > > + inst->vsi->trans.dma_addr_end = inst->ctx-
> > > > msg_queue.wdma_rptr_addr;
> > > + inst->vsi->trans.dma_addr = inst->ctx-
> > > > msg_queue.wdma_wptr_addr;
> > > +
> > > + share_info = lat_buf->private_data;
> > > + share_info->trans.dma_addr = inst->vsi->trans.dma_addr;
> > > + share_info->trans.dma_addr_end = inst->vsi-
> > > > trans.dma_addr_end;
> > > +
> > > + mtk_vcodec_debug(inst, "lat: ube addr/size(0x%llx 0x%llx)
> > > err:0x%llx",
> > > + inst->vsi->ube.buf,
> > > + inst->vsi->ube.padding,
> > > + inst->vsi->err_map.buf);
> > > +
> > > + mtk_vcodec_debug(inst, "slice addr/size(0x%llx 0x%llx) trans
> > > start/end((0x%llx 0x%llx))",
> > > + inst->vsi->slice_bc.buf,
> > > + inst->vsi->slice_bc.padding,
> > > + inst->vsi->trans.buf,
> > > + inst->vsi->trans.padding);
> > > +
> > > + return 0;
> > > +}
> > > +
> > > +static int vdec_hevc_slice_setup_core_buffer(struct
> > > vdec_hevc_slice_inst *inst,
> > > + struct
> > > vdec_hevc_slice_share_info *share_info,
> > > + struct vdec_lat_buf
> > > *lat_buf)
> > > +{
> > > + struct mtk_vcodec_mem *mem;
> > > + struct mtk_vcodec_ctx *ctx = inst->ctx;
> > > + struct vb2_v4l2_buffer *vb2_v4l2;
> > > + struct vdec_fb *fb;
> > > + u64 y_fb_dma, c_fb_dma;
> > > + int i;
> > > +
> > > + fb = ctx->dev->vdec_pdata->get_cap_buffer(ctx);
> > > + if (!fb) {
> > > + mtk_vcodec_err(inst, "fb buffer is NULL");
> > > + return -EBUSY;
> > > + }
> > > +
> > > + y_fb_dma = (u64)fb->base_y.dma_addr;
> > > + if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 1)
> > > + c_fb_dma =
> > > + y_fb_dma + inst->ctx->picinfo.buf_w * inst-
> > > > ctx->picinfo.buf_h;
> > > + else
> > > + c_fb_dma = (u64)fb->base_c.dma_addr;
> > > +
> > > + mtk_vcodec_debug(inst, "[hevc-core] y/c addr = 0x%llx
> > > 0x%llx", y_fb_dma,
> > > + c_fb_dma);
> > > +
> > > + inst->vsi_core->fb.y.dma_addr = y_fb_dma;
> > > + inst->vsi_core->fb.y.size = ctx->picinfo.fb_sz[0];
> > > + inst->vsi_core->fb.c.dma_addr = c_fb_dma;
> > > + inst->vsi_core->fb.y.size = ctx->picinfo.fb_sz[1];
> > > +
> > > + inst->vsi_core->dec.vdec_fb_va = (unsigned long)fb;
> > > +
> > > + inst->vsi_core->ube.dma_addr = lat_buf->ctx-
> > > > msg_queue.wdma_addr.dma_addr;
> > > + inst->vsi_core->ube.size = lat_buf->ctx-
> > > > msg_queue.wdma_addr.size;
> > > +
> > > + inst->vsi_core->err_map.dma_addr = lat_buf-
> > > > wdma_err_addr.dma_addr;
> > > + inst->vsi_core->err_map.size = lat_buf->wdma_err_addr.size;
> > > +
> > > + inst->vsi_core->slice_bc.dma_addr = lat_buf-
> > > > slice_bc_addr.dma_addr;
> > > + inst->vsi_core->slice_bc.size = lat_buf->slice_bc_addr.size;
> > > +
> > > + inst->vsi_core->trans.dma_addr = share_info->trans.dma_addr;
> > > + inst->vsi_core->trans.dma_addr_end = share_info-
> > > > trans.dma_addr_end;
> > > +
> > > + inst->vsi_core->wrap.dma_addr = inst->wrap_addr.dma_addr;
> > > + inst->vsi_core->wrap.size = inst->wrap_addr.size;
> > > +
> > > + for (i = 0; i < HEVC_MAX_MV_NUM; i++) {
> > > + mem = &inst->mv_buf[i];
> > > + inst->vsi_core->mv_buf_dma[i].dma_addr = mem-
> > > > dma_addr;
> > > + inst->vsi_core->mv_buf_dma[i].size = mem->size;
> > > + }
> > > +
> > > + vb2_v4l2 = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
> > > + v4l2_m2m_buf_copy_metadata(&lat_buf->ts_info, vb2_v4l2,
> > > true);
> > > +
> > > + return 0;
> > > +}
> > > +
> > > +static int vdec_hevc_slice_init(struct mtk_vcodec_ctx *ctx)
> > > +{
> > > + struct vdec_hevc_slice_inst *inst;
> > > + int err, vsi_size;
> > > +
> > > + inst = kzalloc(sizeof(*inst), GFP_KERNEL);
> > > + if (!inst)
> > > + return -ENOMEM;
> > > +
> > > + inst->ctx = ctx;
> > > +
> > > + inst->vpu.id = SCP_IPI_VDEC_LAT;
> > > + inst->vpu.core_id = SCP_IPI_VDEC_CORE;
> > > + inst->vpu.ctx = ctx;
> > > + inst->vpu.codec_type = ctx->current_codec;
> > > + inst->vpu.capture_type = ctx->capture_fourcc;
> > > +
> > > + ctx->drv_handle = inst;
> > > + err = vpu_dec_init(&inst->vpu);
> > > + if (err) {
> > > + mtk_vcodec_err(inst, "vdec_hevc init err=%d", err);
> > > + goto error_free_inst;
> > > + }
> > > +
> > > + vsi_size = round_up(sizeof(struct vdec_hevc_slice_vsi),
> > > VCODEC_DEC_ALIGNED_64);
> > > + inst->vsi = inst->vpu.vsi;
> > > + inst->vsi_core =
> > > + (struct vdec_hevc_slice_vsi *)(((char *)inst-
> > > > vpu.vsi) + vsi_size);
> > > +
> > > + inst->resolution_changed = true;
> > > + inst->realloc_mv_buf = true;
> > > +
> > > + inst->wrap_addr.size = VDEC_HEVC_WRAP_SZ;
> > > + err = mtk_vcodec_mem_alloc(ctx, &inst->wrap_addr);
> > > + if (err)
> > > + goto error_free_inst;
> > > +
> > > + mtk_vcodec_debug(inst, "lat struct size = %d,%d,%d,%d vsi:
> > > %d\n",
> > > + (int)sizeof(struct mtk_hevc_sps_param),
> > > + (int)sizeof(struct mtk_hevc_pps_param),
> > > + (int)sizeof(struct
> > > vdec_hevc_slice_lat_dec_param),
> > > + (int)sizeof(struct mtk_hevc_dpb_info),
> > > + vsi_size);
> > > + mtk_vcodec_debug(inst, "lat hevc instance >> %p, codec_type =
> > > 0x%x",
> > > + inst, inst->vpu.codec_type);
> > > +
> > > + return 0;
> > > +error_free_inst:
> > > + kfree(inst);
> > > + return err;
> > > +}
> > > +
> > > +static void vdec_hevc_slice_deinit(void *h_vdec)
> > > +{
> > > + struct vdec_hevc_slice_inst *inst = h_vdec;
> > > + struct mtk_vcodec_mem *mem;
> > > +
> > > + mtk_vcodec_debug_enter(inst);
> > > +
> > > + vpu_dec_deinit(&inst->vpu);
> > > + vdec_hevc_slice_free_mv_buf(inst);
> > > +
> > > + mem = &inst->wrap_addr;
> > > + if (mem->va)
> > > + mtk_vcodec_mem_free(inst->ctx, mem);
> > > +
> > > + vdec_msg_queue_deinit(&inst->ctx->msg_queue, inst->ctx);
> > > + kfree(inst);
> > > +}
> > > +
> > > +static int vdec_hevc_slice_core_decode(struct vdec_lat_buf
> > > *lat_buf)
> > > +{
> > > + int err, timeout;
> > > + struct mtk_vcodec_ctx *ctx = lat_buf->ctx;
> > > + struct vdec_hevc_slice_inst *inst = ctx->drv_handle;
> > > + struct vdec_hevc_slice_share_info *share_info = lat_buf-
> > > > private_data;
> > > + struct vdec_vpu_inst *vpu = &inst->vpu;
> > > +
> > > + mtk_vcodec_debug(inst, "[hevc-core] vdec_hevc core decode");
> > > + memcpy(&inst->vsi_core->hevc_slice_params, &share_info-
> > > > hevc_slice_params,
> > > + sizeof(share_info->hevc_slice_params));
> > > +
> > > + err = vdec_hevc_slice_setup_core_buffer(inst, share_info,
> > > lat_buf);
> > > + if (err)
> > > + goto vdec_dec_end;
> > > +
> > > + vdec_hevc_slice_fill_decode_reflist(inst, &inst->vsi_core-
> > > > hevc_slice_params,
> > > + share_info);
> > > + err = vpu_dec_core(vpu);
> > > + if (err) {
> > > + mtk_vcodec_err(inst, "core decode err=%d", err);
> > > + goto vdec_dec_end;
> > > + }
> > > +
> > > + /* wait decoder done interrupt */
> > > + timeout = mtk_vcodec_wait_for_done_ctx(inst->ctx,
> > > MTK_INST_IRQ_RECEIVED,
> > > + WAIT_INTR_TIMEOUT_MS,
> > > MTK_VDEC_CORE);
> > > + if (timeout)
> > > + mtk_vcodec_err(inst, "core decode timeout: pic_%d",
> > > + ctx->decoded_frame_cnt);
> > > + inst->vsi_core->dec.timeout = !!timeout;
> > > +
> > > + vpu_dec_core_end(vpu);
> > > + mtk_vcodec_debug(inst, "pic[%d] crc: 0x%x 0x%x 0x%x 0x%x 0x%x
> > > 0x%x 0x%x 0x%x",
> > > + ctx->decoded_frame_cnt,
> > > + inst->vsi_core->dec.crc[0], inst->vsi_core-
> > > > dec.crc[1],
> > > + inst->vsi_core->dec.crc[2], inst->vsi_core-
> > > > dec.crc[3],
> > > + inst->vsi_core->dec.crc[4], inst->vsi_core-
> > > > dec.crc[5],
> > > + inst->vsi_core->dec.crc[6], inst->vsi_core-
> > > > dec.crc[7]);
> > > +
> > > +vdec_dec_end:
> > > + vdec_msg_queue_update_ube_rptr(&lat_buf->ctx->msg_queue,
> > > share_info->trans.dma_addr_end);
> > > + ctx->dev->vdec_pdata->cap_to_disp(ctx, !!err, lat_buf-
> > > > src_buf_req);
> > > + mtk_vcodec_debug(inst, "core decode done err=%d", err);
> > > + ctx->decoded_frame_cnt++;
> > > + return 0;
> > > +}
> > > +
> > > +static int vdec_hevc_slice_lat_decode(void *h_vdec, struct
> > > mtk_vcodec_mem *bs,
> > > + struct vdec_fb *fb, bool
> > > *res_chg)
> > > +{
> > > + struct vdec_hevc_slice_inst *inst = h_vdec;
> > > + struct vdec_vpu_inst *vpu = &inst->vpu;
> > > +
> > > + int err, timeout = 0;
> > > + unsigned int data[2];
> > > + struct vdec_lat_buf *lat_buf;
> > > + struct vdec_hevc_slice_share_info *share_info;
> > > +
> > > + if (vdec_msg_queue_init(&inst->ctx->msg_queue, inst->ctx,
> > > + vdec_hevc_slice_core_decode,
> > > + sizeof(*share_info)))
> > > + return -ENOMEM;
> > > +
> > > + /* bs NULL means flush decoder */
> > > + if (!bs) {
> > > + vdec_msg_queue_wait_lat_buf_full(&inst->ctx-
> > > > msg_queue);
> > > + return vpu_dec_reset(vpu);
> > > + }
> > > +
> > > + lat_buf = vdec_msg_queue_dqbuf(&inst->ctx-
> > > > msg_queue.lat_ctx);
> > > + if (!lat_buf) {
> > > + mtk_vcodec_debug(inst, "failed to get lat buffer");
> > > + return -EAGAIN;
> > > + }
> > > +
> > > + share_info = lat_buf->private_data;
> > > + err = vdec_hevc_slice_fill_decode_parameters(inst,
> > > share_info);
> > > + if (err)
> > > + goto err_free_fb_out;
> > > +
> > > + err = vdec_hevc_slice_setup_lat_buffer(inst, bs, lat_buf,
> > > res_chg);
> > > + if (err)
> > > + goto err_free_fb_out;
> > > +
> > > + err = vpu_dec_start(vpu, data, 2);
> > > + if (err) {
> > > + mtk_vcodec_debug(inst, "lat decode err: %d", err);
> > > + goto err_free_fb_out;
> > > + }
> > > +
> > > + if (IS_VDEC_INNER_RACING(inst->ctx->dev->dec_capability)) {
> > > + memcpy(&share_info->hevc_slice_params, &inst->vsi-
> > > > hevc_slice_params,
> > > + sizeof(share_info->hevc_slice_params));
> > > + vdec_msg_queue_qbuf(&inst->ctx->dev-
> > > > msg_queue_core_ctx, lat_buf);
> > > + }
> > > +
> > > + /* wait decoder done interrupt */
> > > + timeout = mtk_vcodec_wait_for_done_ctx(inst->ctx,
> > > MTK_INST_IRQ_RECEIVED,
> > > + WAIT_INTR_TIMEOUT_MS,
> > > MTK_VDEC_LAT0);
> > > + if (timeout)
> > > + mtk_vcodec_err(inst, "lat decode timeout: pic_%d",
> > > inst->slice_dec_num);
> > > + inst->vsi->dec.timeout = !!timeout;
> > > +
> > > + err = vpu_dec_end(vpu);
> > > + if (err == SLICE_HEADER_FULL || err == TRANS_BUFFER_FULL) {
> > > + if (!IS_VDEC_INNER_RACING(inst->ctx->dev-
> > > > dec_capability))
> > > + vdec_msg_queue_qbuf(&inst->ctx-
> > > > msg_queue.lat_ctx, lat_buf);
> > > + inst->slice_dec_num++;
> > > + mtk_vcodec_err(inst, "lat dec fail: pic_%d err:%d",
> > > inst->slice_dec_num, err);
> > > + return -EINVAL;
> > > + }
> > > +
> > > + share_info->trans.dma_addr_end = inst->ctx-
> > > > msg_queue.wdma_addr.dma_addr +
> > > + inst->vsi->dec.wdma_end_addr_offset;
> > > + vdec_msg_queue_update_ube_wptr(&lat_buf->ctx->msg_queue,
> > > share_info->trans.dma_addr_end);
> > > +
> > > + if (!IS_VDEC_INNER_RACING(inst->ctx->dev->dec_capability)) {
> > > + memcpy(&share_info->hevc_slice_params, &inst->vsi-
> > > > hevc_slice_params,
> > > + sizeof(share_info->hevc_slice_params));
> > > + vdec_msg_queue_qbuf(&inst->ctx->dev-
> > > > msg_queue_core_ctx, lat_buf);
> > > + }
> > > + mtk_vcodec_debug(inst, "dec num: %d lat crc: 0x%x 0x%x 0x%x",
> > > inst->slice_dec_num,
> > > + inst->vsi->dec.crc[0], inst->vsi-
> > > > dec.crc[1], inst->vsi->dec.crc[2]);
> > > +
> > > + inst->slice_dec_num++;
> > > + return 0;
> > > +err_free_fb_out:
> > > + vdec_msg_queue_qbuf(&inst->ctx->msg_queue.lat_ctx, lat_buf);
> > > + mtk_vcodec_err(inst, "slice dec number: %d err: %d", inst-
> > > > slice_dec_num, err);
> > > + return err;
> > > +}
> > > +
> > > +static int vdec_hevc_slice_decode(void *h_vdec, struct
> > > mtk_vcodec_mem *bs,
> > > + struct vdec_fb *unused, bool
> > > *res_chg)
> > > +{
> > > + struct vdec_hevc_slice_inst *inst = h_vdec;
> > > +
> > > + if (!h_vdec || inst->ctx->dev->vdec_pdata->hw_arch ==
> > > MTK_VDEC_PURE_SINGLE_CORE)
> > > + return -EINVAL;
> > > +
> > > + return vdec_hevc_slice_lat_decode(h_vdec, bs, unused,
> > > res_chg);
> > > +}
> > > +
> > > +static int vdec_hevc_slice_get_param(void *h_vdec, enum
> > > vdec_get_param_type type,
> > > + void *out)
> > > +{
> > > + struct vdec_hevc_slice_inst *inst = h_vdec;
> > > +
> > > + switch (type) {
> > > + case GET_PARAM_PIC_INFO:
> > > + vdec_hevc_slice_get_pic_info(inst);
> > > + break;
> > > + case GET_PARAM_DPB_SIZE:
> > > + *(unsigned int *)out = 6;
> > > + break;
> > > + case GET_PARAM_CROP_INFO:
> > > + vdec_hevc_slice_get_crop_info(inst, out);
> > > + break;
> > > + default:
> > > + mtk_vcodec_err(inst, "invalid get parameter type=%d",
> > > type);
> > > + return -EINVAL;
> > > + }
> > > + return 0;
> > > +}
> > > +
> > > +const struct vdec_common_if vdec_hevc_slice_multi_if = {
> > > + .init = vdec_hevc_slice_init,
> > > + .decode = vdec_hevc_slice_decode,
> > > + .get_param = vdec_hevc_slice_get_param,
> > > + .deinit = vdec_hevc_slice_deinit,
> > > +};
> > > diff --git a/drivers/media/platform/mediatek/vcodec/vdec_drv_if.c
> > > b/drivers/media/platform/mediatek/vcodec/vdec_drv_if.c
> > > index f3807f03d880..0bde1eb04015 100644
> > > --- a/drivers/media/platform/mediatek/vcodec/vdec_drv_if.c
> > > +++ b/drivers/media/platform/mediatek/vcodec/vdec_drv_if.c
> > > @@ -49,6 +49,10 @@ int vdec_if_init(struct mtk_vcodec_ctx *ctx,
> > > unsigned int fourcc)
> > > ctx->dec_if = &vdec_vp9_slice_lat_if;
> > > ctx->hw_id = IS_VDEC_LAT_ARCH(hw_arch) ?
> > > MTK_VDEC_LAT0 : MTK_VDEC_CORE;
> > > break;
> > > + case V4L2_PIX_FMT_HEVC_SLICE:
> > > + ctx->dec_if = &vdec_hevc_slice_multi_if;
> > > + ctx->hw_id = MTK_VDEC_LAT0;
> > > + break;
> > > default:
> > > return -EINVAL;
> > > }
> > > diff --git a/drivers/media/platform/mediatek/vcodec/vdec_drv_if.h
> > > b/drivers/media/platform/mediatek/vcodec/vdec_drv_if.h
> > > index 076306ff2dd4..ef3a0762fdc8 100644
> > > --- a/drivers/media/platform/mediatek/vcodec/vdec_drv_if.h
> > > +++ b/drivers/media/platform/mediatek/vcodec/vdec_drv_if.h
> > > @@ -61,6 +61,7 @@ extern const struct vdec_common_if vdec_vp8_if;
> > > extern const struct vdec_common_if vdec_vp8_slice_if;
> > > extern const struct vdec_common_if vdec_vp9_if;
> > > extern const struct vdec_common_if vdec_vp9_slice_lat_if;
> > > +extern const struct vdec_common_if vdec_hevc_slice_multi_if;
> > >
> > > /**
> > > * vdec_if_init() - initialize decode driver
> >
> >
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