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Message-ID: <b909be7a10adc7e54e8b3a9bb9b13f41eeb91892.camel@mediatek.com>
Date: Fri, 18 Nov 2022 09:38:15 +0000
From: Xiaoyong Lu (卢小勇)
<Xiaoyong.Lu@...iatek.com>
To: Andrew-CT Chen (陳智迪)
<Andrew-CT.Chen@...iatek.com>,
"nicolas@...fresne.ca" <nicolas@...fresne.ca>,
"andrzej.p@...labora.com" <andrzej.p@...labora.com>,
"robh+dt@...nel.org" <robh+dt@...nel.org>,
Tiffany Lin (林慧珊)
<tiffany.lin@...iatek.com>,
"mchehab@...nel.org" <mchehab@...nel.org>,
Yunfei Dong (董云飞)
<Yunfei.Dong@...iatek.com>, "tfiga@...gle.com" <tfiga@...gle.com>,
"benjamin.gaignard@...labora.com" <benjamin.gaignard@...labora.com>,
"hverkuil-cisco@...all.nl" <hverkuil-cisco@...all.nl>,
"matthias.bgg@...il.com" <matthias.bgg@...il.com>,
"angelogioacchino.delregno@...labora.com"
<angelogioacchino.delregno@...labora.com>,
"acourbot@...omium.org" <acourbot@...omium.org>
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>,
George Sun (孙林) <George.Sun@...iatek.com>,
"linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"daniel@...ll.ch" <daniel@...ll.ch>,
"srv_heupstream@...iatek.com" <srv_heupstream@...iatek.com>,
"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
Irui Wang (王瑞) <Irui.Wang@...iatek.com>,
"hsinyi@...omium.org" <hsinyi@...omium.org>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
Project_Global_Chrome_Upstream_Group
<Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: Re: [RFC PATCH v7] media: mediatek: vcodec: support stateless AV1
decode
Hi,
I have received your comments. thanks for your many suggestions.
And I change to chat to discuss with you for one comment.
If possbile, you can turn on chat to see. thanks
best regards
xiaoyong
On Fri, 2022-11-18 at 08:58 +0100, Andrzej Pietrasiewicz wrote:
> Hi,
>
> Did you receive my comments for v6?
>
> Regards,
>
> Andrzej
>
> W dniu 17.11.2022 o 10:43, Xiaoyong Lu pisze:
> > Add mediatek av1 decoder linux driver which use the stateless API
> > in
> > MT8195.
> >
> > Signed-off-by: Xiaoyong Lu<xiaoyong.lu@...iatek.com>
> > ---
> > Changes from v6:
> >
> > - change slot_id type from u8 to s8
> > - test by av1 fluster, result is 173/239
> >
> > Changes from v5:
> >
> > - change av1 PROFILE and LEVEL cfg
> > - test by av1 fluster, result is 173/239
> >
> > Changes from v4:
> >
> > - convert vb2_find_timestamp to vb2_find_buffer
> > - test by av1 fluster, result is 173/239
> >
> > Changes from v3:
> >
> > - modify comment for struct vdec_av1_slice_slot
> > - add define SEG_LVL_ALT_Q
> > - change use_lr/use_chroma_lr parse from av1 spec
> > - use ARRAY_SIZE to replace size for loop_filter_level and
> > loop_filter_mode_deltas
> > - change array size of loop_filter_mode_deltas from 4 to 2
> > - add define SECONDARY_FILTER_STRENGTH_NUM_BITS
> > - change some hex values from upper case to lower case
> > - change *dpb_sz equal to V4L2_AV1_TOTAL_REFS_PER_FRAME + 1
> > - test by av1 fluster, result is 173/239
> >
> > Changes from v2:
> >
> > - Match with av1 uapi v3 modify
> > - test by av1 fluster, result is 173/239
> >
> > ---
> > Reference series:
> > [1]: v3 of this series is presend by Daniel Almeida.
> > message-id:
> > 20220825225312.564619-1-daniel.almeida@...labora.com
> >
> > .../media/platform/mediatek/vcodec/Makefile | 1 +
> > .../vcodec/mtk_vcodec_dec_stateless.c | 47 +-
> > .../platform/mediatek/vcodec/mtk_vcodec_drv.h | 1 +
> > .../vcodec/vdec/vdec_av1_req_lat_if.c | 2234
> > +++++++++++++++++
> > .../platform/mediatek/vcodec/vdec_drv_if.c | 4 +
> > .../platform/mediatek/vcodec/vdec_drv_if.h | 1 +
> > .../platform/mediatek/vcodec/vdec_msg_queue.c | 27 +
> > .../platform/mediatek/vcodec/vdec_msg_queue.h | 4 +
> > 8 files changed, 2318 insertions(+), 1 deletion(-)
> > create mode 100644
> > drivers/media/platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c
> >
> > diff --git a/drivers/media/platform/mediatek/vcodec/Makefile
> > b/drivers/media/platform/mediatek/vcodec/Makefile
> > index 93e7a343b5b0e..7537259130072 100644
> > --- a/drivers/media/platform/mediatek/vcodec/Makefile
> > +++ b/drivers/media/platform/mediatek/vcodec/Makefile
> > @@ -10,6 +10,7 @@ mtk-vcodec-dec-y := vdec/vdec_h264_if.o \
> > vdec/vdec_vp8_req_if.o \
> > vdec/vdec_vp9_if.o \
> > vdec/vdec_vp9_req_lat_if.o \
> > + vdec/vdec_av1_req_lat_if.o \
> > vdec/vdec_h264_req_if.o \
> > vdec/vdec_h264_req_common.o \
> > vdec/vdec_h264_req_multi_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 c45bd2599bb2d..ceb6fabc67749 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 +107,51 @@ static const struct mtk_stateless_control
> > mtk_stateless_controls[] = {
> > },
> > .codec_type = V4L2_PIX_FMT_VP9_FRAME,
> > },
> > + {
> > + .cfg = {
> > + .id = V4L2_CID_STATELESS_AV1_SEQUENCE,
> > +
> > + },
> > + .codec_type = V4L2_PIX_FMT_AV1_FRAME,
> > + },
> > + {
> > + .cfg = {
> > + .id = V4L2_CID_STATELESS_AV1_FRAME,
> > +
> > + },
> > + .codec_type = V4L2_PIX_FMT_AV1_FRAME,
> > + },
> > + {
> > + .cfg = {
> > + .id = V4L2_CID_STATELESS_AV1_TILE_GROUP_ENTRY,
> > + .dims = { V4L2_AV1_MAX_TILE_COUNT },
> > +
> > + },
> > + .codec_type = V4L2_PIX_FMT_AV1_FRAME,
> > + },
> > + {
> > + .cfg = {
> > + .id = V4L2_CID_STATELESS_AV1_PROFILE,
> > + .min = V4L2_STATELESS_AV1_PROFILE_MAIN,
> > + .def = V4L2_STATELESS_AV1_PROFILE_MAIN,
> > + .max = V4L2_STATELESS_AV1_PROFILE_MAIN,
> > + },
> > + .codec_type = V4L2_PIX_FMT_AV1_FRAME,
> > + },
> > + {
> > + .cfg = {
> > + .id = V4L2_CID_STATELESS_AV1_LEVEL,
> > + .min = V4L2_STATELESS_AV1_LEVEL_2_0,
> > + .def = V4L2_STATELESS_AV1_LEVEL_4_0,
> > + .max = V4L2_STATELESS_AV1_LEVEL_5_1,
> > + },
> > + .codec_type = V4L2_PIX_FMT_AV1_FRAME,
> > + },
> > };
> >
> > #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;
> > @@ -351,6 +391,7 @@ 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_AV1_FRAME:
> > mtk_video_formats[count_formats].fourcc = fourcc;
> > mtk_video_formats[count_formats].type = MTK_FMT_DEC;
> > mtk_video_formats[count_formats].num_planes = 1;
> > @@ -407,6 +448,10 @@ 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_AV1_FRAME) {
> > + mtk_vcodec_add_formats(V4L2_PIX_FMT_AV1_FRAME, 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 6a47a11ff654a..a6db972b1ff72 100644
> > --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h
> > +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_drv.h
> > @@ -344,6 +344,7 @@ 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_AV1_FRAME = 0x800,
> > MTK_VCODEC_INNER_RACING = 0x20000,
> > };
> >
> > diff --git
> > a/drivers/media/platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c
> > b/drivers/media/platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c
> > new file mode 100644
> > index 0000000000000..a76e8cf069300
> > --- /dev/null
> > +++
> > b/drivers/media/platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c
> > @@ -0,0 +1,2234 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * Copyright (c) 2022 MediaTek Inc.
> > + * Author: Xiaoyong Lu <xiaoyong.lu@...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"
> > +
> > +#define AV1_MAX_FRAME_BUF_COUNT (V4L2_AV1_TOTAL_REFS_PE
> > R_FRAME + 1)
> > +#define AV1_TILE_BUF_SIZE 64
> > +#define AV1_SCALE_SUBPEL_BITS 10
> > +#define AV1_REF_SCALE_SHIFT 14
> > +#define AV1_REF_NO_SCALE BIT(AV1_REF_SCALE_SHIFT)
> > +#define AV1_REF_INVALID_SCALE -1
> > +
> > +#define AV1_INVALID_IDX -1
> > +
> > +#define AV1_DIV_ROUND_UP_POW2(value, n) \
> > +({ \
> > + typeof(n) _n = n; \
> > + typeof(value) _value = value; \
> > + (_value + (BIT(_n) >> 1)) >> _n; \
> > +})
> > +
> > +#define AV1_DIV_ROUND_UP_POW2_SIGNED(value, n)
> > \
> > +({
> > \
> > + typeof(n) _n_ = n; \
> > + typeof(value) _value_ = value;
> > \
> > + (((_value_) < 0) ? -AV1_DIV_ROUND_UP_POW2(-(_value_), (_n_))
> > \
> > + : AV1_DIV_ROUND_UP_POW2((_value_), (_n_))); \
> > +})
> > +
> > +#define BIT_FLAG(x, bit) (!!((x)->flags & (bit)))
> > +#define SEGMENTATION_FLAG(x, name) (!!((x)->flags &
> > V4L2_AV1_SEGMENTATION_FLAG_##name))
> > +#define QUANT_FLAG(x, name) (!!((x)->flags &
> > V4L2_AV1_QUANTIZATION_FLAG_##name))
> > +#define SEQUENCE_FLAG(x, name) (!!((x)->flags &
> > V4L2_AV1_SEQUENCE_FLAG_##name))
> > +#define FH_FLAG(x, name) (!!((x)->flags &
> > V4L2_AV1_FRAME_FLAG_##name))
> > +
> > +#define MINQ 0
> > +#define MAXQ 255
> > +
> > +#define DIV_LUT_PREC_BITS 14
> > +#define DIV_LUT_BITS 8
> > +#define DIV_LUT_NUM BIT(DIV_LUT_BITS)
> > +#define WARP_PARAM_REDUCE_BITS 6
> > +#define WARPEDMODEL_PREC_BITS 16
> > +
> > +#define SEG_LVL_ALT_Q 0
> > +#define SECONDARY_FILTER_STRENGTH_NUM_BITS 2
> > +
> > +static const short div_lut[DIV_LUT_NUM + 1] = {
> > + 16384, 16320, 16257, 16194, 16132, 16070, 16009, 15948, 15888,
> > 15828, 15768,
> > + 15709, 15650, 15592, 15534, 15477, 15420, 15364, 15308, 15252,
> > 15197, 15142,
> > + 15087, 15033, 14980, 14926, 14873, 14821, 14769, 14717, 14665,
> > 14614, 14564,
> > + 14513, 14463, 14413, 14364, 14315, 14266, 14218, 14170, 14122,
> > 14075, 14028,
> > + 13981, 13935, 13888, 13843, 13797, 13752, 13707, 13662, 13618,
> > 13574, 13530,
> > + 13487, 13443, 13400, 13358, 13315, 13273, 13231, 13190, 13148,
> > 13107, 13066,
> > + 13026, 12985, 12945, 12906, 12866, 12827, 12788, 12749, 12710,
> > 12672, 12633,
> > + 12596, 12558, 12520, 12483, 12446, 12409, 12373, 12336, 12300,
> > 12264, 12228,
> > + 12193, 12157, 12122, 12087, 12053, 12018, 11984, 11950, 11916,
> > 11882, 11848,
> > + 11815, 11782, 11749, 11716, 11683, 11651, 11619, 11586, 11555,
> > 11523, 11491,
> > + 11460, 11429, 11398, 11367, 11336, 11305, 11275, 11245, 11215,
> > 11185, 11155,
> > + 11125, 11096, 11067, 11038, 11009, 10980, 10951, 10923, 10894,
> > 10866, 10838,
> > + 10810, 10782, 10755, 10727, 10700, 10673, 10645, 10618, 10592,
> > 10565, 10538,
> > + 10512, 10486, 10460, 10434, 10408, 10382, 10356, 10331, 10305,
> > 10280, 10255,
> > + 10230, 10205, 10180, 10156, 10131, 10107, 10082, 10058, 10034,
> > 10010, 9986,
> > + 9963, 9939, 9916, 9892, 9869, 9846, 9823, 9800, 9777,
> > 9754, 9732,
> > + 9709, 9687, 9664, 9642, 9620, 9598, 9576, 9554, 9533,
> > 9511, 9489,
> > + 9468, 9447, 9425, 9404, 9383, 9362, 9341, 9321, 9300,
> > 9279, 9259,
> > + 9239, 9218, 9198, 9178, 9158, 9138, 9118, 9098, 9079,
> > 9059, 9039,
> > + 9020, 9001, 8981, 8962, 8943, 8924, 8905, 8886, 8867,
> > 8849, 8830,
> > + 8812, 8793, 8775, 8756, 8738, 8720, 8702, 8684, 8666,
> > 8648, 8630,
> > + 8613, 8595, 8577, 8560, 8542, 8525, 8508, 8490, 8473,
> > 8456, 8439,
> > + 8422, 8405, 8389, 8372, 8355, 8339, 8322, 8306, 8289,
> > 8273, 8257,
> > + 8240, 8224, 8208, 8192,
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_init_vsi - VSI used to initialize
> > instance
> > + * @architecture: architecture type
> > + * @reserved: reserved
> > + * @core_vsi: for core vsi
> > + * @cdf_table_addr: cdf table addr
> > + * @cdf_table_size: cdf table size
> > + * @iq_table_addr: iq table addr
> > + * @iq_table_size: iq table size
> > + * @vsi_size: share vsi structure size
> > + */
> > +struct vdec_av1_slice_init_vsi {
> > + u32 architecture;
> > + u32 reserved;
> > + u64 core_vsi;
> > + u64 cdf_table_addr;
> > + u32 cdf_table_size;
> > + u64 iq_table_addr;
> > + u32 iq_table_size;
> > + u32 vsi_size;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_mem - memory address and size
> > + * @buf: dma_addr padding
> > + * @dma_addr: buffer address
> > + * @size: buffer size
> > + * @dma_addr_end: buffer end address
> > + * @padding: for padding
> > + */
> > +struct vdec_av1_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_state - decoding state
> > + * @err : err type for decode
> > + * @full : transcoded buffer is full or not
> > + * @timeout : decode timeout or not
> > + * @perf : performance enable
> > + * @crc : hw checksum
> > + * @out_size : hw output size
> > + */
> > +struct vdec_av1_slice_state {
> > + int err;
> > + u32 full;
> > + u32 timeout;
> > + u32 perf;
> > + u32 crc[16];
> > + u32 out_size;
> > +};
> > +
> > +/*
> > + * enum vdec_av1_slice_resolution_level - resolution level
> > + */
> > +enum vdec_av1_slice_resolution_level {
> > + AV1_RES_NONE,
> > + AV1_RES_FHD,
> > + AV1_RES_4K,
> > + AV1_RES_8K,
> > +};
> > +
> > +/*
> > + * enum vdec_av1_slice_frame_type - av1 frame type
> > + */
> > +enum vdec_av1_slice_frame_type {
> > + AV1_KEY_FRAME = 0,
> > + AV1_INTER_FRAME,
> > + AV1_INTRA_ONLY_FRAME,
> > + AV1_SWITCH_FRAME,
> > + AV1_FRAME_TYPES,
> > +};
> > +
> > +/*
> > + * enum vdec_av1_slice_reference_mode - reference mode type
> > + */
> > +enum vdec_av1_slice_reference_mode {
> > + AV1_SINGLE_REFERENCE = 0,
> > + AV1_COMPOUND_REFERENCE,
> > + AV1_REFERENCE_MODE_SELECT,
> > + AV1_REFERENCE_MODES,
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_tile_group - info for each tile
> > + * @num_tiles: tile number
> > + * @tile_size: input size for each tile
> > + * @tile_start_offset: tile offset to input buffer
> > + */
> > +struct vdec_av1_slice_tile_group {
> > + u32 num_tiles;
> > + u32 tile_size[V4L2_AV1_MAX_TILE_COUNT];
> > + u32 tile_start_offset[V4L2_AV1_MAX_TILE_COUNT];
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_scale_factors - scale info for each ref
> > frame
> > + * @is_scaled: frame is scaled or not
> > + * @x_scale: frame width scale coefficient
> > + * @y_scale: frame height scale coefficient
> > + * @x_step: width step for x_scale
> > + * @y_step: height step for y_scale
> > + */
> > +struct vdec_av1_slice_scale_factors {
> > + u8 is_scaled;
> > + int x_scale;
> > + int y_scale;
> > + int x_step;
> > + int y_step;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_frame_refs - ref frame info
> > + * @ref_fb_idx: ref slot index
> > + * @ref_map_idx: ref frame index
> > + * @scale_factors: scale factors for each ref frame
> > + */
> > +struct vdec_av1_slice_frame_refs {
> > + int ref_fb_idx;
> > + int ref_map_idx;
> > + struct vdec_av1_slice_scale_factors scale_factors;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_gm - AV1 Global Motion parameters
> > + * @wmtype: The type of global motion transform used
> > + * @wmmat: gm_params
> > + * @alpha: alpha info
> > + * @beta: beta info
> > + * @gamma: gamma info
> > + * @delta: delta info
> > + * @invalid: is invalid or not
> > + */
> > +struct vdec_av1_slice_gm {
> > + int wmtype;
> > + int wmmat[8];
> > + short alpha;
> > + short beta;
> > + short gamma;
> > + short delta;
> > + char invalid;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_sm - AV1 Skip Mode parameters
> > + * @skip_mode_allowed: Skip Mode is allowed or not
> > + * @skip_mode_present: specified that the skip_mode will be
> > present or not
> > + * @skip_mode_frame: specifies the frames to use for compound
> > prediction
> > + */
> > +struct vdec_av1_slice_sm {
> > + u8 skip_mode_allowed;
> > + u8 skip_mode_present;
> > + int skip_mode_frame[2];
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_seg - AV1 Segmentation params
> > + * @segmentation_enabled: this frame makes use of the
> > segmentation tool or not
> > + * @segmentation_update_map: segmentation map are updated
> > during the decoding frame
> > + * @segmentation_temporal_update:segmentation map are coded
> > relative the existing segmentaion map
> > + * @segmentation_update_data: new parameters are about to be
> > specified for each segment
> > + * @feature_data: specifies the feature data for a
> > segment feature
> > + * @feature_enabled_mask: the corresponding feature value
> > is coded or not.
> > + * @segid_preskip: segment id will be read before
> > the skip syntax element.
> > + * @last_active_segid: the highest numbered segment id
> > that has some enabled feature
> > + */
> > +struct vdec_av1_slice_seg {
> > + u8 segmentation_enabled;
> > + u8 segmentation_update_map;
> > + u8 segmentation_temporal_update;
> > + u8 segmentation_update_data;
> > + int feature_data[V4L2_AV1_MAX_SEGMENTS][V4L2_AV1_SEG_LVL_MAX];
> > + u16 feature_enabled_mask[V4L2_AV1_MAX_SEGMENTS];
> > + int segid_preskip;
> > + int last_active_segid;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_delta_q_lf - AV1 Loop Filter delta
> > parameters
> > + * @delta_q_present: specified whether quantizer index delta
> > values are present
> > + * @delta_q_res: specifies the left shift which should be
> > applied to decoded quantizer index
> > + * @delta_lf_present: specifies whether loop filter delta values
> > are present
> > + * @delta_lf_res: specifies the left shift which should be
> > applied to decoded
> > + * loop filter delta values
> > + * @delta_lf_multi: specifies that separate loop filter deltas
> > are sent for horizontal
> > + * luma edges,vertical luma edges,the u
> > edges, and the v edges.
> > + */
> > +struct vdec_av1_slice_delta_q_lf {
> > + u8 delta_q_present;
> > + u8 delta_q_res;
> > + u8 delta_lf_present;
> > + u8 delta_lf_res;
> > + u8 delta_lf_multi;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_quantization - AV1 Quantization params
> > + * @base_q_idx: indicates the base frame qindex. This is
> > used for Y AC
> > + * coefficients and as the base value for the
> > other quantizers.
> > + * @qindex: qindex
> > + * @delta_qydc: indicates the Y DC quantizer relative to
> > base_q_idx
> > + * @delta_qudc: indicates the U DC quantizer relative to
> > base_q_idx.
> > + * @delta_quac: indicates the U AC quantizer relative to
> > base_q_idx
> > + * @delta_qvdc: indicates the V DC quantizer relative to
> > base_q_idx
> > + * @delta_qvac: indicates the V AC quantizer relative to
> > base_q_idx
> > + * @using_qmatrix: specifies that the quantizer matrix will
> > be used to
> > + * compute quantizers
> > + * @qm_y: specifies the level in the quantizer
> > matrix that should
> > + * be used for luma plane decoding
> > + * @qm_u: specifies the level in the quantizer
> > matrix that should
> > + * be used for chroma U plane decoding.
> > + * @qm_v: specifies the level in the quantizer
> > matrix that should be
> > + * used for chroma V plane decoding
> > + */
> > +struct vdec_av1_slice_quantization {
> > + int base_q_idx;
> > + int qindex[V4L2_AV1_MAX_SEGMENTS];
> > + int delta_qydc;
> > + int delta_qudc;
> > + int delta_quac;
> > + int delta_qvdc;
> > + int delta_qvac;
> > + u8 using_qmatrix;
> > + u8 qm_y;
> > + u8 qm_u;
> > + u8 qm_v;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_lr - AV1 Loop Restauration parameters
> > + * @use_lr: whether to use loop restoration
> > + * @use_chroma_lr: whether to use chroma loop
> > restoration
> > + * @frame_restoration_type: specifies the type of restoration
> > used for each plane
> > + * @loop_restoration_size: pecifies the size of loop
> > restoration units in units
> > + * of samples in the current plane
> > + */
> > +struct vdec_av1_slice_lr {
> > + u8 use_lr;
> > + u8 use_chroma_lr;
> > + u8 frame_restoration_type[V4L2_AV1_NUM_PLANES_MAX];
> > + u32 loop_restoration_size[V4L2_AV1_NUM_PLANES_MAX];
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_loop_filter - AV1 Loop filter parameters
> > + * @loop_filter_level: an array containing loop filter
> > strength values.
> > + * @loop_filter_ref_deltas: contains the adjustment needed for
> > the filter
> > + * level based on the chosen
> > reference frame
> > + * @loop_filter_mode_deltas: contains the adjustment needed for
> > the filter
> > + * level based on the chosen mode
> > + * @loop_filter_sharpness: indicates the sharpness level. The
> > loop_filter_level
> > + * and loop_filter_sharpness together
> > determine when
> > + * a block edge is filtered, and by
> > how much the
> > + * filtering can change the sample
> > values
> > + * @loop_filter_delta_enabled: filetr level depends on the mode
> > and reference
> > + * frame used to predict a block
> > + */
> > +struct vdec_av1_slice_loop_filter {
> > + u8 loop_filter_level[4];
> > + int loop_filter_ref_deltas[V4L2_AV1_TOTAL_REFS_PER_FRAME];
> > + int loop_filter_mode_deltas[2];
> > + u8 loop_filter_sharpness;
> > + u8 loop_filter_delta_enabled;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_cdef - AV1 CDEF parameters
> > + * @cdef_damping: controls the amount of damping in the
> > deringing filter
> > + * @cdef_y_strength: specifies the strength of the primary
> > filter and secondary filter
> > + * @cdef_uv_strength: specifies the strength of the primary
> > filter and secondary filter
> > + * @cdef_bits: specifies the number of bits needed to
> > specify which
> > + * CDEF filter to apply
> > + */
> > +struct vdec_av1_slice_cdef {
> > + u8 cdef_damping;
> > + u8 cdef_y_strength[8];
> > + u8 cdef_uv_strength[8];
> > + u8 cdef_bits;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_mfmv - AV1 mfmv parameters
> > + * @mfmv_valid_ref: mfmv_valid_ref
> > + * @mfmv_dir: mfmv_dir
> > + * @mfmv_ref_to_cur: mfmv_ref_to_cur
> > + * @mfmv_ref_frame_idx: mfmv_ref_frame_idx
> > + * @mfmv_count: mfmv_count
> > + */
> > +struct vdec_av1_slice_mfmv {
> > + u32 mfmv_valid_ref[3];
> > + u32 mfmv_dir[3];
> > + int mfmv_ref_to_cur[3];
> > + int mfmv_ref_frame_idx[3];
> > + int mfmv_count;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_tile - AV1 Tile info
> > + * @tile_cols: specifies the number of tiles
> > across the frame
> > + * @tile_rows: pecifies the number of tiles down
> > the frame
> > + * @mi_col_starts: an array specifying the start
> > column
> > + * @mi_row_starts: an array specifying the start row
> > + * @context_update_tile_id: specifies which tile to use for
> > the CDF update
> > + * @uniform_tile_spacing_flag: tiles are uniformly spaced across
> > the frame
> > + * or the tile sizes are coded
> > + */
> > +struct vdec_av1_slice_tile {
> > + u8 tile_cols;
> > + u8 tile_rows;
> > + int mi_col_starts[V4L2_AV1_MAX_TILE_COLS + 1];
> > + int mi_row_starts[V4L2_AV1_MAX_TILE_ROWS + 1];
> > + u8 context_update_tile_id;
> > + u8 uniform_tile_spacing_flag;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_uncompressed_header - Represents an AV1
> > Frame Header OBU
> > + * @use_ref_frame_mvs: use_ref_frame_mvs flag
> > + * @order_hint: specifies OrderHintBits least
> > significant bits of the expected
> > + * @gm: global motion param
> > + * @upscaled_width: the upscaled width
> > + * @frame_width: frame's width
> > + * @frame_height: frame's height
> > + * @reduced_tx_set: frame is restricted to a reduced
> > subset of the full
> > + * set of transform types
> > + * @tx_mode: specifies how the transform size
> > is determined
> > + * @uniform_tile_spacing_flag: tiles are uniformly spaced across
> > the frame
> > + * or the tile sizes are coded
> > + * @interpolation_filter: specifies the filter selection
> > used for performing inter prediction
> > + * @allow_warped_motion: motion_mode may be present or not
> > + * @is_motion_mode_switchable : euqlt to 0 specifies that only the
> > SIMPLE motion mode will be used
> > + * @reference_mode : frame reference mode selected
> > + * @allow_high_precision_mv: specifies that motion vectors are
> > specified to
> > + * quarter pel precision or to eighth
> > pel precision
> > + * @allow_intra_bc: ubducates that intra block copy
> > may be used in this frame
> > + * @force_integer_mv: specifies motion vectors will
> > always be integers or
> > + * can contain fractional bits
> > + * @allow_screen_content_tools: intra blocks may use palette
> > encoding
> > + * @error_resilient_mode: error resislent mode is
> > enable/disable
> > + * @frame_type: specifies the AV1 frame type
> > + * @primary_ref_frame: specifies which reference frame
> > contains the CDF values
> > + * and other state that should be
> > loaded at the start of the frame
> > + * slots will be updated with the
> > current frame after it is decoded
> > + * @disable_frame_end_update_cdf:indicates the end of frame CDF
> > update is disable or enable
> > + * @disable_cdf_update: specified whether the CDF update
> > in the symbol
> > + * decoding process should be
> > disables
> > + * @skip_mode: av1 skip mode parameters
> > + * @seg: av1 segmentaon parameters
> > + * @delta_q_lf: av1 delta loop fileter
> > + * @quant: av1 Quantization params
> > + * @lr: av1 Loop Restauration parameters
> > + * @superres_denom: the denominator for the upscaling
> > ratio
> > + * @loop_filter: av1 Loop filter parameters
> > + * @cdef: av1 CDEF parameters
> > + * @mfmv: av1 mfmv parameters
> > + * @tile: av1 Tile info
> > + * @frame_is_intra: intra frame
> > + * @loss_less_array: loss less array
> > + * @coded_loss_less: coded lsss less
> > + * @mi_rows: size of mi unit in rows
> > + * @mi_cols: size of mi unit in cols
> > + */
> > +struct vdec_av1_slice_uncompressed_header {
> > + u8 use_ref_frame_mvs;
> > + int order_hint;
> > + struct vdec_av1_slice_gm gm[V4L2_AV1_TOTAL_REFS_PER_FRAME];
> > + u32 upscaled_width;
> > + u32 frame_width;
> > + u32 frame_height;
> > + u8 reduced_tx_set;
> > + u8 tx_mode;
> > + u8 uniform_tile_spacing_flag;
> > + u8 interpolation_filter;
> > + u8 allow_warped_motion;
> > + u8 is_motion_mode_switchable;
> > + u8 reference_mode;
> > + u8 allow_high_precision_mv;
> > + u8 allow_intra_bc;
> > + u8 force_integer_mv;
> > + u8 allow_screen_content_tools;
> > + u8 error_resilient_mode;
> > + u8 frame_type;
> > + u8 primary_ref_frame;
> > + u8 disable_frame_end_update_cdf;
> > + u32 disable_cdf_update;
> > + struct vdec_av1_slice_sm skip_mode;
> > + struct vdec_av1_slice_seg seg;
> > + struct vdec_av1_slice_delta_q_lf delta_q_lf;
> > + struct vdec_av1_slice_quantization quant;
> > + struct vdec_av1_slice_lr lr;
> > + u32 superres_denom;
> > + struct vdec_av1_slice_loop_filter loop_filter;
> > + struct vdec_av1_slice_cdef cdef;
> > + struct vdec_av1_slice_mfmv mfmv;
> > + struct vdec_av1_slice_tile tile;
> > + u8 frame_is_intra;
> > + u8 loss_less_array[V4L2_AV1_MAX_SEGMENTS];
> > + u8 coded_loss_less;
> > + u32 mi_rows;
> > + u32 mi_cols;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_seq_header - Represents an AV1 Sequence
> > OBU
> > + * @bitdepth: the bitdepth to use for the
> > sequence
> > + * @enable_superres: specifies whether the use_superres
> > syntax element may be present
> > + * @enable_filter_intra: specifies the use_filter_intra
> > syntax element may be present
> > + * @enable_intra_edge_filter: whether the intra edge filtering
> > process should be enabled
> > + * @enable_interintra_compound: specifies the mode info fo rinter
> > blocks may
> > + * contain the syntax element
> > interintra
> > + * @enable_masked_compound: specifies the mode info fo rinter
> > blocks may
> > + * contain the syntax element
> > compound_type
> > + * @enable_dual_filter: the inter prediction filter type
> > may be specified independently
> > + * @enable_jnt_comp: distance weights process may be
> > used for inter prediction
> > + * @mono_chrome: indicates the video does not
> > contain U and V color planes
> > + * @enable_order_hint: tools based on the values of order
> > hints may be used
> > + * @order_hint_bits: the number of bits used for the
> > order_hint field at each frame
> > + * @use_128x128_superblock: indicates superblocks contain
> > 128*128 luma samples
> > + * @subsampling_x: the chroma subsamling format
> > + * @subsampling_y: the chroma subsamling format
> > + * @max_frame_width: the maximum frame width for the
> > frames represented by sequence
> > + * @max_frame_height: the maximum frame height for the
> > frames represented by sequence
> > + */
> > +struct vdec_av1_slice_seq_header {
> > + u8 bitdepth;
> > + u8 enable_superres;
> > + u8 enable_filter_intra;
> > + u8 enable_intra_edge_filter;
> > + u8 enable_interintra_compound;
> > + u8 enable_masked_compound;
> > + u8 enable_dual_filter;
> > + u8 enable_jnt_comp;
> > + u8 mono_chrome;
> > + u8 enable_order_hint;
> > + u8 order_hint_bits;
> > + u8 use_128x128_superblock;
> > + u8 subsampling_x;
> > + u8 subsampling_y;
> > + u32 max_frame_width;
> > + u32 max_frame_height;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_frame - Represents current Frame info
> > + * @uh: uncompressed header info
> > + * @seq: sequence header info
> > + * @large_scale_tile: is large scale mode
> > + * @cur_ts: current frame timestamp
> > + * @prev_fb_idx: prev slot id
> > + * @ref_frame_sign_bias: arrays for ref_frame sign bias
> > + * @order_hints: arrays for ref_frame order hint
> > + * @ref_frame_valid: arrays for valid ref_frame
> > + * @ref_frame_map: map to slot frame info
> > + * @frame_refs: ref_frame info
> > + */
> > +struct vdec_av1_slice_frame {
> > + struct vdec_av1_slice_uncompressed_header uh;
> > + struct vdec_av1_slice_seq_header seq;
> > + u8 large_scale_tile;
> > + u64 cur_ts;
> > + int prev_fb_idx;
> > + u8 ref_frame_sign_bias[V4L2_AV1_TOTAL_REFS_PER_FRAME];
> > + u32 order_hints[V4L2_AV1_REFS_PER_FRAME];
> > + u32 ref_frame_valid[V4L2_AV1_REFS_PER_FRAME];
> > + int ref_frame_map[V4L2_AV1_TOTAL_REFS_PER_FRAME];
> > + struct vdec_av1_slice_frame_refs
> > frame_refs[V4L2_AV1_REFS_PER_FRAME];
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_work_buffer - work buffer for lat
> > + * @mv_addr: mv buffer memory info
> > + * @cdf_addr: cdf buffer memory info
> > + * @segid_addr: segid buffer memory info
> > + */
> > +struct vdec_av1_slice_work_buffer {
> > + struct vdec_av1_slice_mem mv_addr;
> > + struct vdec_av1_slice_mem cdf_addr;
> > + struct vdec_av1_slice_mem segid_addr;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_frame_info - frame info for each slot
> > + * @frame_type: frame type
> > + * @frame_is_intra: is intra frame
> > + * @order_hint: order hint
> > + * @order_hints: referece frame order hint
> > + * @upscaled_width: upscale width
> > + * @pic_pitch: buffer pitch
> > + * @frame_width: frane width
> > + * @frame_height: frame height
> > + * @mi_rows: rows in mode info
> > + * @mi_cols: cols in mode info
> > + * @ref_count: mark to reference frame counts
> > + */
> > +struct vdec_av1_slice_frame_info {
> > + u8 frame_type;
> > + u8 frame_is_intra;
> > + int order_hint;
> > + u32 order_hints[V4L2_AV1_REFS_PER_FRAME];
> > + u32 upscaled_width;
> > + u32 pic_pitch;
> > + u32 frame_width;
> > + u32 frame_height;
> > + u32 mi_rows;
> > + u32 mi_cols;
> > + int ref_count;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_slot - slot info that needs to be saved
> > in the global instance
> > + * @frame_info: frame info for each slot
> > + * @timestamp: time stamp info
> > + */
> > +struct vdec_av1_slice_slot {
> > + struct vdec_av1_slice_frame_info
> > frame_info[AV1_MAX_FRAME_BUF_COUNT];
> > + u64 timestamp[AV1_MAX_FRAME_BUF_COUNT];
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_fb - frame buffer for decoding
> > + * @y: current y buffer address info
> > + * @c: current c buffer address info
> > + */
> > +struct vdec_av1_slice_fb {
> > + struct vdec_av1_slice_mem y;
> > + struct vdec_av1_slice_mem c;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_vsi - exchange frame information between
> > Main CPU and MicroP
> > + * @bs: input buffer info
> > + * @work_buffer: working buffe for hw
> > + * @cdf_table: cdf_table buffer
> > + * @cdf_tmp: cdf temp buffer
> > + * @rd_mv: mv buffer for lat output , core input
> > + * @ube: ube buffer
> > + * @trans: transcoded buffer
> > + * @err_map: err map buffer
> > + * @row_info: row info buffer
> > + * @fb: current y/c buffer
> > + * @ref: ref y/c buffer
> > + * @iq_table: iq table buffer
> > + * @tile: tile buffer
> > + * @slots: slots info for each frame
> > + * @slot_id: current frame slot id
> > + * @frame: current frame info
> > + * @state: status after decode done
> > + * @cur_lst_tile_id: tile id for large scale
> > + */
> > +struct vdec_av1_slice_vsi {
> > + /* lat */
> > + struct vdec_av1_slice_mem bs;
> > + struct vdec_av1_slice_work_buffer
> > work_buffer[AV1_MAX_FRAME_BUF_COUNT];
> > + struct vdec_av1_slice_mem cdf_table;
> > + struct vdec_av1_slice_mem cdf_tmp;
> > + /* LAT stage's output, Core stage's input */
> > + struct vdec_av1_slice_mem rd_mv;
> > + struct vdec_av1_slice_mem ube;
> > + struct vdec_av1_slice_mem trans;
> > + struct vdec_av1_slice_mem err_map;
> > + struct vdec_av1_slice_mem row_info;
> > + /* core */
> > + struct vdec_av1_slice_fb fb;
> > + struct vdec_av1_slice_fb ref[V4L2_AV1_REFS_PER_FRAME];
> > + struct vdec_av1_slice_mem iq_table;
> > + /* lat and core share*/
> > + struct vdec_av1_slice_mem tile;
> > + struct vdec_av1_slice_slot slots;
> > + s8 slot_id;
> > + struct vdec_av1_slice_frame frame;
> > + struct vdec_av1_slice_state state;
> > + u32 cur_lst_tile_id;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_pfc - per-frame context that contains a
> > local vsi.
> > + * pass it from lat to core
> > + * @vsi: local vsi. copy to/from remote vsi before/after
> > decoding
> > + * @ref_idx: reference buffer timestamp
> > + * @seq: picture sequence
> > + */
> > +struct vdec_av1_slice_pfc {
> > + struct vdec_av1_slice_vsi vsi;
> > + u64 ref_idx[V4L2_AV1_REFS_PER_FRAME];
> > + int seq;
> > +};
> > +
> > +/**
> > + * struct vdec_av1_slice_instance - represent one av1 instance
> > + * @ctx: pointer to codec's context
> > + * @vpu: VPU instance
> > + * @iq_table: iq table buffer
> > + * @cdf_table: cdf table buffer
> > + * @mv: mv working buffer
> > + * @cdf: cdf working buffer
> > + * @seg: segmentation working buffer
> > + * @cdf_temp: cdf temp buffer
> > + * @tile: tile buffer
> > + * @slots: slots info
> > + * @tile_group: tile_group entry
> > + * @level: level of current resolution
> > + * @width: width of last picture
> > + * @height: height of last picture
> > + * @frame_type: frame_type of last picture
> > + * @irq: irq to Main CPU or MicroP
> > + * @inneracing_mode: is inneracing mode
> > + * @init_vsi: vsi used for initialized AV1 instance
> > + * @vsi: vsi used for decoding/flush ...
> > + * @core_vsi: vsi used for Core stage
> > + * @seq: global picture sequence
> > + */
> > +struct vdec_av1_slice_instance {
> > + struct mtk_vcodec_ctx *ctx;
> > + struct vdec_vpu_inst vpu;
> > +
> > + struct mtk_vcodec_mem iq_table;
> > + struct mtk_vcodec_mem cdf_table;
> > +
> > + struct mtk_vcodec_mem mv[AV1_MAX_FRAME_BUF_COUNT];
> > + struct mtk_vcodec_mem cdf[AV1_MAX_FRAME_BUF_COUNT];
> > + struct mtk_vcodec_mem seg[AV1_MAX_FRAME_BUF_COUNT];
> > + struct mtk_vcodec_mem cdf_temp;
> > + struct mtk_vcodec_mem tile;
> > + struct vdec_av1_slice_slot slots;
> > + struct vdec_av1_slice_tile_group tile_group;
> > +
> > + /* for resolution change and get_pic_info */
> > + enum vdec_av1_slice_resolution_level level;
> > + u32 width;
> > + u32 height;
> > +
> > + u32 frame_type;
> > + u32 irq;
> > + u32 inneracing_mode;
> > +
> > + /* MicroP vsi */
> > + union {
> > + struct vdec_av1_slice_init_vsi *init_vsi;
> > + struct vdec_av1_slice_vsi *vsi;
> > + };
> > + struct vdec_av1_slice_vsi *core_vsi;
> > + int seq;
> > +};
> > +
> > +static int vdec_av1_slice_core_decode(struct vdec_lat_buf
> > *lat_buf);
> > +
> > +static inline int vdec_av1_slice_get_msb(u32 n)
> > +{
> > + if (n == 0)
> > + return 0;
> > + return 31 ^ __builtin_clz(n);
> > +}
> > +
> > +static inline bool vdec_av1_slice_need_scale(u32 ref_width, u32
> > ref_height,
> > + u32 this_width, u32
> > this_height)
> > +{
> > + return ((this_width << 1) >= ref_width) &&
> > + ((this_height << 1) >= ref_height) &&
> > + (this_width <= (ref_width << 4)) &&
> > + (this_height <= (ref_height << 4));
> > +}
> > +
> > +static void *vdec_av1_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 int vdec_av1_slice_init_cdf_table(struct
> > vdec_av1_slice_instance *instance)
> > +{
> > + u8 *remote_cdf_table;
> > + struct mtk_vcodec_ctx *ctx;
> > + struct vdec_av1_slice_init_vsi *vsi;
> > + int ret;
> > +
> > + ctx = instance->ctx;
> > + vsi = instance->vpu.vsi;
> > + if (!ctx || !vsi) {
> > + mtk_vcodec_err(instance, "invalid ctx or vsi 0x%p
> > 0x%p\n",
> > + ctx, vsi);
> > + return -EINVAL;
> > + }
> > +
> > + remote_cdf_table = mtk_vcodec_fw_map_dm_addr(ctx->dev-
> > >fw_handler,
> > + (u32)vsi-
> > >cdf_table_addr);
> > + if (IS_ERR(remote_cdf_table)) {
> > + mtk_vcodec_err(instance, "failed to map cdf table\n");
> > + return PTR_ERR(remote_cdf_table);
> > + }
> > +
> > + mtk_vcodec_debug(instance, "map cdf table to 0x%p\n",
> > + remote_cdf_table);
> > +
> > + if (instance->cdf_table.va)
> > + mtk_vcodec_mem_free(ctx, &instance->cdf_table);
> > + instance->cdf_table.size = vsi->cdf_table_size;
> > +
> > + ret = mtk_vcodec_mem_alloc(ctx, &instance->cdf_table);
> > + if (ret)
> > + return ret;
> > +
> > + memcpy(instance->cdf_table.va, remote_cdf_table, vsi-
> > >cdf_table_size);
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_init_iq_table(struct
> > vdec_av1_slice_instance *instance)
> > +{
> > + u8 *remote_iq_table;
> > + struct mtk_vcodec_ctx *ctx;
> > + struct vdec_av1_slice_init_vsi *vsi;
> > + int ret;
> > +
> > + ctx = instance->ctx;
> > + vsi = instance->vpu.vsi;
> > + if (!ctx || !vsi) {
> > + mtk_vcodec_err(instance, "invalid ctx or vsi 0x%p
> > 0x%p\n",
> > + ctx, vsi);
> > + return -EINVAL;
> > + }
> > +
> > + remote_iq_table = mtk_vcodec_fw_map_dm_addr(ctx->dev-
> > >fw_handler,
> > + (u32)vsi-
> > >iq_table_addr);
> > + if (IS_ERR(remote_iq_table)) {
> > + mtk_vcodec_err(instance, "failed to map iq table\n");
> > + return PTR_ERR(remote_iq_table);
> > + }
> > +
> > + mtk_vcodec_debug(instance, "map iq table to 0x%p\n",
> > remote_iq_table);
> > +
> > + if (instance->iq_table.va)
> > + mtk_vcodec_mem_free(ctx, &instance->iq_table);
> > + instance->iq_table.size = vsi->iq_table_size;
> > +
> > + ret = mtk_vcodec_mem_alloc(ctx, &instance->iq_table);
> > + if (ret)
> > + return ret;
> > +
> > + memcpy(instance->iq_table.va, remote_iq_table, vsi-
> > >iq_table_size);
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_get_new_slot(struct vdec_av1_slice_vsi
> > *vsi)
> > +{
> > + struct vdec_av1_slice_slot *slots = &vsi->slots;
> > + int new_slot_idx = AV1_INVALID_IDX;
> > + int i;
> > +
> > + for (i = 0; i < AV1_MAX_FRAME_BUF_COUNT; i++) {
> > + if (slots->frame_info[i].ref_count == 0) {
> > + new_slot_idx = i;
> > + break;
> > + }
> > + }
> > +
> > + if (new_slot_idx != AV1_INVALID_IDX) {
> > + slots->frame_info[new_slot_idx].ref_count++;
> > + slots->timestamp[new_slot_idx] = vsi->frame.cur_ts;
> > + }
> > +
> > + return new_slot_idx;
> > +}
> > +
> > +static void vdec_av1_slice_clear_fb(struct
> > vdec_av1_slice_frame_info *frame_info)
> > +{
> > + memset((void *)frame_info, 0, sizeof(struct
> > vdec_av1_slice_frame_info));
> > +}
> > +
> > +static void vdec_av1_slice_decrease_ref_count(struct
> > vdec_av1_slice_slot *slots, int fb_idx)
> > +{
> > + struct vdec_av1_slice_frame_info *frame_info = slots-
> > >frame_info;
> > +
> > + if (fb_idx < 0 || fb_idx >= AV1_MAX_FRAME_BUF_COUNT) {
> > + mtk_v4l2_err("av1_error: %s() invalid fb_idx %d\n",
> > __func__, fb_idx);
> > + return;
> > + }
> > +
> > + frame_info[fb_idx].ref_count--;
> > + if (frame_info[fb_idx].ref_count < 0) {
> > + frame_info[fb_idx].ref_count = 0;
> > + mtk_v4l2_err("av1_error: %s() fb_idx %d decrease
> > ref_count error\n",
> > + __func__, fb_idx);
> > + }
> > + vdec_av1_slice_clear_fb(&frame_info[fb_idx]);
> > +}
> > +
> > +static void vdec_av1_slice_cleanup_slots(struct
> > vdec_av1_slice_slot *slots,
> > + struct vdec_av1_slice_frame
> > *frame,
> > + struct v4l2_ctrl_av1_frame
> > *ctrl_fh)
> > +{
> > + int slot_id, ref_id;
> > +
> > + for (ref_id = 0; ref_id < V4L2_AV1_TOTAL_REFS_PER_FRAME;
> > ref_id++)
> > + frame->ref_frame_map[ref_id] = AV1_INVALID_IDX;
> > +
> > + for (slot_id = 0; slot_id < AV1_MAX_FRAME_BUF_COUNT; slot_id++)
> > {
> > + u64 timestamp = slots->timestamp[slot_id];
> > + bool ref_used = false;
> > +
> > + /* ignored unused slots */
> > + if (slots->frame_info[slot_id].ref_count == 0)
> > + continue;
> > +
> > + for (ref_id = 0; ref_id <
> > V4L2_AV1_TOTAL_REFS_PER_FRAME; ref_id++) {
> > + if (ctrl_fh->reference_frame_ts[ref_id] ==
> > timestamp) {
> > + frame->ref_frame_map[ref_id] = slot_id;
> > + ref_used = true;
> > + }
> > + }
> > +
> > + if (!ref_used)
> > + vdec_av1_slice_decrease_ref_count(slots,
> > slot_id);
> > + }
> > +}
> > +
> > +static void vdec_av1_slice_setup_slot(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_av1_slice_vsi *vsi,
> > + struct v4l2_ctrl_av1_frame
> > *ctrl_fh)
> > +{
> > + struct vdec_av1_slice_frame_info *cur_frame_info;
> > + struct vdec_av1_slice_uncompressed_header *uh = &vsi->frame.uh;
> > + int ref_id;
> > +
> > + memcpy(&vsi->slots, &instance->slots, sizeof(instance->slots));
> > + vdec_av1_slice_cleanup_slots(&vsi->slots, &vsi->frame,
> > ctrl_fh);
> > + vsi->slot_id = vdec_av1_slice_get_new_slot(vsi);
> > +
> > + if (vsi->slot_id == AV1_INVALID_IDX) {
> > + mtk_v4l2_err("warning:av1 get invalid index slot\n");
> > + vsi->slot_id = 0;
> > + }
> > + cur_frame_info = &vsi->slots.frame_info[vsi->slot_id];
> > + cur_frame_info->frame_type = uh->frame_type;
> > + cur_frame_info->frame_is_intra = ((uh->frame_type ==
> > AV1_INTRA_ONLY_FRAME) ||
> > + (uh->frame_type ==
> > AV1_KEY_FRAME));
> > + cur_frame_info->order_hint = uh->order_hint;
> > + cur_frame_info->upscaled_width = uh->upscaled_width;
> > + cur_frame_info->pic_pitch = 0;
> > + cur_frame_info->frame_width = uh->frame_width;
> > + cur_frame_info->frame_height = uh->frame_height;
> > + cur_frame_info->mi_cols = ((uh->frame_width + 7) >> 3) << 1;
> > + cur_frame_info->mi_rows = ((uh->frame_height + 7) >> 3) << 1;
> > +
> > + /* ensure current frame is properly mapped if referenced */
> > + for (ref_id = 0; ref_id < V4L2_AV1_TOTAL_REFS_PER_FRAME;
> > ref_id++) {
> > + u64 timestamp = vsi->slots.timestamp[vsi->slot_id];
> > +
> > + if (ctrl_fh->reference_frame_ts[ref_id] == timestamp)
> > + vsi->frame.ref_frame_map[ref_id] = vsi-
> > >slot_id;
> > + }
> > +}
> > +
> > +static int vdec_av1_slice_alloc_working_buffer(struct
> > vdec_av1_slice_instance *instance,
> > + struct
> > vdec_av1_slice_vsi *vsi)
> > +{
> > + struct mtk_vcodec_ctx *ctx = instance->ctx;
> > + struct vdec_av1_slice_work_buffer *work_buffer = vsi-
> > >work_buffer;
> > + enum vdec_av1_slice_resolution_level level;
> > + u32 max_sb_w, max_sb_h, max_w, max_h, w, h;
> > + size_t size;
> > + int i, ret;
> > +
> > + w = vsi->frame.uh.frame_width;
> > + h = vsi->frame.uh.frame_height;
> > +
> > + if (w > VCODEC_DEC_4K_CODED_WIDTH || h >
> > VCODEC_DEC_4K_CODED_HEIGHT)
> > + /* 8K */
> > + return -EINVAL;
> > +
> > + if (w > MTK_VDEC_MAX_W || h > MTK_VDEC_MAX_H) {
> > + /* 4K */
> > + level = AV1_RES_4K;
> > + max_w = VCODEC_DEC_4K_CODED_WIDTH;
> > + max_h = VCODEC_DEC_4K_CODED_HEIGHT;
> > + } else {
> > + /* FHD */
> > + level = AV1_RES_FHD;
> > + max_w = MTK_VDEC_MAX_W;
> > + max_h = MTK_VDEC_MAX_H;
> > + }
> > +
> > + if (level == instance->level)
> > + return 0;
> > +
> > + mtk_vcodec_debug(instance, "resolution level changed from %u to
> > %u, %ux%u",
> > + instance->level, level, w, h);
> > +
> > + max_sb_w = DIV_ROUND_UP(max_w, 128);
> > + max_sb_h = DIV_ROUND_UP(max_h, 128);
> > + size = max_sb_w * max_sb_h * SZ_1K;
> > + for (i = 0; i < AV1_MAX_FRAME_BUF_COUNT; i++) {
> > + if (instance->mv[i].va)
> > + mtk_vcodec_mem_free(ctx, &instance->mv[i]);
> > + instance->mv[i].size = size;
> > + ret = mtk_vcodec_mem_alloc(ctx, &instance->mv[i]);
> > + if (ret)
> > + goto err;
> > + work_buffer[i].mv_addr.buf = instance->mv[i].dma_addr;
> > + work_buffer[i].mv_addr.size = size;
> > + }
> > +
> > + size = max_sb_w * max_sb_h * 512;
> > + for (i = 0; i < AV1_MAX_FRAME_BUF_COUNT; i++) {
> > + if (instance->seg[i].va)
> > + mtk_vcodec_mem_free(ctx, &instance->seg[i]);
> > + instance->seg[i].size = size;
> > + ret = mtk_vcodec_mem_alloc(ctx, &instance->seg[i]);
> > + if (ret)
> > + goto err;
> > + work_buffer[i].segid_addr.buf = instance-
> > >seg[i].dma_addr;
> > + work_buffer[i].segid_addr.size = size;
> > + }
> > +
> > + size = 16384;
> > + for (i = 0; i < AV1_MAX_FRAME_BUF_COUNT; i++) {
> > + if (instance->cdf[i].va)
> > + mtk_vcodec_mem_free(ctx, &instance->cdf[i]);
> > + instance->cdf[i].size = size;
> > + ret = mtk_vcodec_mem_alloc(ctx, &instance->cdf[i]);
> > + if (ret)
> > + goto err;
> > + work_buffer[i].cdf_addr.buf = instance-
> > >cdf[i].dma_addr;
> > + work_buffer[i].cdf_addr.size = size;
> > + }
> > + if (!instance->cdf_temp.va) {
> > + instance->cdf_temp.size = (SZ_1K * 16 * 100);
> > + ret = mtk_vcodec_mem_alloc(ctx, &instance->cdf_temp);
> > + if (ret)
> > + goto err;
> > + vsi->cdf_tmp.buf = instance->cdf_temp.dma_addr;
> > + vsi->cdf_tmp.size = instance->cdf_temp.size;
> > + }
> > + size = AV1_TILE_BUF_SIZE * V4L2_AV1_MAX_TILE_COUNT;
> > +
> > + if (instance->tile.va)
> > + mtk_vcodec_mem_free(ctx, &instance->tile);
> > + instance->tile.size = size;
> > +
> > + ret = mtk_vcodec_mem_alloc(ctx, &instance->tile);
> > + if (ret)
> > + goto err;
> > +
> > + vsi->tile.buf = instance->tile.dma_addr;
> > + vsi->tile.size = size;
> > +
> > + instance->level = level;
> > + return 0;
> > +
> > +err:
> > + instance->level = AV1_RES_NONE;
> > + return ret;
> > +}
> > +
> > +static void vdec_av1_slice_free_working_buffer(struct
> > vdec_av1_slice_instance *instance)
> > +{
> > + struct mtk_vcodec_ctx *ctx = instance->ctx;
> > + int i;
> > +
> > + for (i = 0; i < ARRAY_SIZE(instance->mv); i++)
> > + if (instance->mv[i].va)
> > + mtk_vcodec_mem_free(ctx, &instance->mv[i]);
> > +
> > + for (i = 0; i < ARRAY_SIZE(instance->seg); i++)
> > + if (instance->seg[i].va)
> > + mtk_vcodec_mem_free(ctx, &instance->seg[i]);
> > +
> > + for (i = 0; i < ARRAY_SIZE(instance->cdf); i++)
> > + if (instance->cdf[i].va)
> > + mtk_vcodec_mem_free(ctx, &instance->cdf[i]);
> > +
> > + if (instance->tile.va)
> > + mtk_vcodec_mem_free(ctx, &instance->tile);
> > + if (instance->cdf_temp.va)
> > + mtk_vcodec_mem_free(ctx, &instance->cdf_temp);
> > + if (instance->cdf_table.va)
> > + mtk_vcodec_mem_free(ctx, &instance->cdf_table);
> > + if (instance->iq_table.va)
> > + mtk_vcodec_mem_free(ctx, &instance->iq_table);
> > +
> > + instance->level = AV1_RES_NONE;
> > +}
> > +
> > +static void vdec_av1_slice_vsi_from_remote(struct
> > vdec_av1_slice_vsi *vsi,
> > + struct vdec_av1_slice_vsi
> > *remote_vsi)
> > +{
> > + memcpy(&vsi->trans, &remote_vsi->trans, sizeof(vsi->trans));
> > + memcpy(&vsi->state, &remote_vsi->state, sizeof(vsi->state));
> > +}
> > +
> > +static void vdec_av1_slice_vsi_to_remote(struct vdec_av1_slice_vsi
> > *vsi,
> > + struct vdec_av1_slice_vsi
> > *remote_vsi)
> > +{
> > + memcpy(remote_vsi, vsi, sizeof(*vsi));
> > +}
> > +
> > +static int vdec_av1_slice_setup_lat_from_src_buf(struct
> > vdec_av1_slice_instance *instance,
> > + struct
> > vdec_av1_slice_vsi *vsi,
> > + struct vdec_lat_buf
> > *lat_buf)
> > +{
> > + struct vb2_v4l2_buffer *src;
> > + struct vb2_v4l2_buffer *dst;
> > +
> > + src = v4l2_m2m_next_src_buf(instance->ctx->m2m_ctx);
> > + if (!src)
> > + return -EINVAL;
> > +
> > + lat_buf->src_buf_req = src->vb2_buf.req_obj.req;
> > + dst = &lat_buf->ts_info;
> > + v4l2_m2m_buf_copy_metadata(src, dst, true);
> > + vsi->frame.cur_ts = dst->vb2_buf.timestamp;
> > +
> > + return 0;
> > +}
> > +
> > +static short vdec_av1_slice_resolve_divisor_32(u32 D, short
> > *shift)
> > +{
> > + int f;
> > + int e;
> > +
> > + *shift = vdec_av1_slice_get_msb(D);
> > + /* e is obtained from D after resetting the most significant 1
> > bit. */
> > + e = D - ((u32)1 << *shift);
> > + /* Get the most significant DIV_LUT_BITS (8) bits of e into f
> > */
> > + if (*shift > DIV_LUT_BITS)
> > + f = AV1_DIV_ROUND_UP_POW2(e, *shift - DIV_LUT_BITS);
> > + else
> > + f = e << (DIV_LUT_BITS - *shift);
> > + if (f > DIV_LUT_NUM)
> > + return -1;
> > + *shift += DIV_LUT_PREC_BITS;
> > + /* Use f as lookup into the precomputed table of multipliers */
> > + return div_lut[f];
> > +}
> > +
> > +static void vdec_av1_slice_get_shear_params(struct
> > vdec_av1_slice_gm *gm_params)
> > +{
> > + const int *mat = gm_params->wmmat;
> > + short shift;
> > + short y;
> > + long long gv, dv;
> > +
> > + if (gm_params->wmmat[2] <= 0)
> > + return;
> > +
> > + gm_params->alpha = clamp_val(mat[2] - (1 <<
> > WARPEDMODEL_PREC_BITS), S16_MIN, S16_MAX);
> > + gm_params->beta = clamp_val(mat[3], S16_MIN, S16_MAX);
> > +
> > + y = vdec_av1_slice_resolve_divisor_32(abs(mat[2]), &shift) *
> > (mat[2] < 0 ? -1 : 1);
> > +
> > + gv = ((long long)mat[4] * (1 << WARPEDMODEL_PREC_BITS)) * y;
> > + gm_params->gamma =
> > clamp_val((int)AV1_DIV_ROUND_UP_POW2_SIGNED(gv, shift),
> > + S16_MIN, S16_MAX);
> > +
> > + dv = ((long long)mat[3] * mat[4]) * y;
> > + gm_params->delta = clamp_val(mat[5] -
> > (int)AV1_DIV_ROUND_UP_POW2_SIGNED(dv, shift) -
> > + (1 << WARPEDMODEL_PREC_BITS),
> > S16_MIN, S16_MAX);
> > +
> > + gm_params->alpha = AV1_DIV_ROUND_UP_POW2_SIGNED(gm_params-
> > >alpha, WARP_PARAM_REDUCE_BITS) *
> > + (1 <<
> > WARP_PARAM_REDUCE_BITS);
> > + gm_params->beta = AV1_DIV_ROUND_UP_POW2_SIGNED(gm_params->beta,
> > WARP_PARAM_REDUCE_BITS) *
> > + (1 <<
> > WARP_PARAM_REDUCE_BITS);
> > + gm_params->gamma = AV1_DIV_ROUND_UP_POW2_SIGNED(gm_params-
> > >gamma, WARP_PARAM_REDUCE_BITS) *
> > + (1 <<
> > WARP_PARAM_REDUCE_BITS);
> > + gm_params->delta = AV1_DIV_ROUND_UP_POW2_SIGNED(gm_params-
> > >delta, WARP_PARAM_REDUCE_BITS) *
> > + (1 <<
> > WARP_PARAM_REDUCE_BITS);
> > +}
> > +
> > +static void vdec_av1_slice_setup_gm(struct vdec_av1_slice_gm *gm,
> > + struct v4l2_av1_global_motion
> > *ctrl_gm)
> > +{
> > + u32 i, j;
> > +
> > + for (i = 0; i < V4L2_AV1_TOTAL_REFS_PER_FRAME; i++) {
> > + gm[i].wmtype = ctrl_gm->type[i];
> > + for (j = 0; j < 6; j++)
> > + gm[i].wmmat[j] = ctrl_gm->params[i][j];
> > +
> > + gm[i].invalid = !!(ctrl_gm->invalid & BIT(i));
> > + gm[i].alpha = 0;
> > + gm[i].beta = 0;
> > + gm[i].gamma = 0;
> > + gm[i].delta = 0;
> > + if (gm[i].wmtype <= 3)
> > + vdec_av1_slice_get_shear_params(&gm[i]);
> > + }
> > +}
> > +
> > +static void vdec_av1_slice_setup_seg(struct vdec_av1_slice_seg
> > *seg,
> > + struct v4l2_av1_segmentation
> > *ctrl_seg)
> > +{
> > + u32 i, j;
> > +
> > + seg->segmentation_enabled = SEGMENTATION_FLAG(ctrl_seg,
> > ENABLED);
> > + seg->segmentation_update_map = SEGMENTATION_FLAG(ctrl_seg,
> > UPDATE_MAP);
> > + seg->segmentation_temporal_update = SEGMENTATION_FLAG(ctrl_seg,
> > TEMPORAL_UPDATE);
> > + seg->segmentation_update_data = SEGMENTATION_FLAG(ctrl_seg,
> > UPDATE_DATA);
> > + seg->segid_preskip = SEGMENTATION_FLAG(ctrl_seg,
> > SEG_ID_PRE_SKIP);
> > + seg->last_active_segid = ctrl_seg->last_active_seg_id;
> > +
> > + for (i = 0; i < V4L2_AV1_MAX_SEGMENTS; i++) {
> > + seg->feature_enabled_mask[i] = ctrl_seg-
> > >feature_enabled[i];
> > + for (j = 0; j < V4L2_AV1_SEG_LVL_MAX; j++)
> > + seg->feature_data[i][j] = ctrl_seg-
> > >feature_data[i][j];
> > + }
> > +}
> > +
> > +static void vdec_av1_slice_setup_quant(struct
> > vdec_av1_slice_quantization *quant,
> > + struct v4l2_av1_quantization
> > *ctrl_quant)
> > +{
> > + quant->base_q_idx = ctrl_quant->base_q_idx;
> > + quant->delta_qydc = ctrl_quant->delta_q_y_dc;
> > + quant->delta_qudc = ctrl_quant->delta_q_u_dc;
> > + quant->delta_quac = ctrl_quant->delta_q_u_ac;
> > + quant->delta_qvdc = ctrl_quant->delta_q_v_dc;
> > + quant->delta_qvac = ctrl_quant->delta_q_v_ac;
> > + quant->qm_y = ctrl_quant->qm_y;
> > + quant->qm_u = ctrl_quant->qm_u;
> > + quant->qm_v = ctrl_quant->qm_v;
> > + quant->using_qmatrix = QUANT_FLAG(ctrl_quant, USING_QMATRIX);
> > +}
> > +
> > +static int vdec_av1_slice_get_qindex(struct
> > vdec_av1_slice_uncompressed_header *uh,
> > + int segmentation_id)
> > +{
> > + struct vdec_av1_slice_seg *seg = &uh->seg;
> > + struct vdec_av1_slice_quantization *quant = &uh->quant;
> > + int data = 0, qindex = 0;
> > +
> > + if (seg->segmentation_enabled &&
> > + (seg->feature_enabled_mask[segmentation_id] &
> > BIT(SEG_LVL_ALT_Q))) {
> > + data = seg-
> > >feature_data[segmentation_id][SEG_LVL_ALT_Q];
> > + qindex = quant->base_q_idx + data;
> > + return clamp_val(qindex, 0, MAXQ);
> > + }
> > +
> > + return quant->base_q_idx;
> > +}
> > +
> > +static void vdec_av1_slice_setup_lr(struct vdec_av1_slice_lr *lr,
> > + struct
> > v4l2_av1_loop_restoration *ctrl_lr)
> > +{
> > + int i;
> > +
> > + lr->use_lr = 0;
> > + lr->use_chroma_lr = 0;
> > + for (i = 0; i < V4L2_AV1_NUM_PLANES_MAX; i++) {
> > + lr->frame_restoration_type[i] = ctrl_lr-
> > >frame_restoration_type[i];
> > + lr->loop_restoration_size[i] = ctrl_lr-
> > >loop_restoration_size[i];
> > + if (lr->frame_restoration_type[i]) {
> > + lr->use_lr = 1;
> > + if (i > 0)
> > + lr->use_chroma_lr = 1;
> > + }
> > + }
> > +}
> > +
> > +static void vdec_av1_slice_setup_lf(struct
> > vdec_av1_slice_loop_filter *lf,
> > + struct v4l2_av1_loop_filter
> > *ctrl_lf)
> > +{
> > + int i;
> > +
> > + for (i = 0; i < ARRAY_SIZE(lf->loop_filter_level); i++)
> > + lf->loop_filter_level[i] = ctrl_lf->level[i];
> > +
> > + for (i = 0; i < V4L2_AV1_TOTAL_REFS_PER_FRAME; i++)
> > + lf->loop_filter_ref_deltas[i] = ctrl_lf->ref_deltas[i];
> > +
> > + for (i = 0; i < ARRAY_SIZE(lf->loop_filter_mode_deltas); i++)
> > + lf->loop_filter_mode_deltas[i] = ctrl_lf-
> > >mode_deltas[i];
> > +
> > + lf->loop_filter_sharpness = ctrl_lf->sharpness;
> > + lf->loop_filter_delta_enabled =
> > + BIT_FLAG(ctrl_lf,
> > V4L2_AV1_LOOP_FILTER_FLAG_DELTA_ENABLED);
> > +}
> > +
> > +static void vdec_av1_slice_setup_cdef(struct vdec_av1_slice_cdef
> > *cdef,
> > + struct v4l2_av1_cdef *ctrl_cdef)
> > +{
> > + int i;
> > +
> > + cdef->cdef_damping = ctrl_cdef->damping_minus_3 + 3;
> > + cdef->cdef_bits = ctrl_cdef->bits;
> > +
> > + for (i = 0; i < V4L2_AV1_CDEF_MAX; i++) {
> > + if (ctrl_cdef->y_sec_strength[i] == 4)
> > + ctrl_cdef->y_sec_strength[i] -= 1;
> > +
> > + if (ctrl_cdef->uv_sec_strength[i] == 4)
> > + ctrl_cdef->uv_sec_strength[i] -= 1;
> > +
> > + cdef->cdef_y_strength[i] =
> > + ctrl_cdef->y_pri_strength[i] <<
> > SECONDARY_FILTER_STRENGTH_NUM_BITS |
> > + ctrl_cdef->y_sec_strength[i];
> > + cdef->cdef_uv_strength[i] =
> > + ctrl_cdef->uv_pri_strength[i] <<
> > SECONDARY_FILTER_STRENGTH_NUM_BITS |
> > + ctrl_cdef->uv_sec_strength[i];
> > + }
> > +}
> > +
> > +static void vdec_av1_slice_setup_seq(struct
> > vdec_av1_slice_seq_header *seq,
> > + struct v4l2_ctrl_av1_sequence
> > *ctrl_seq)
> > +{
> > + seq->bitdepth = ctrl_seq->bit_depth;
> > + seq->max_frame_width = ctrl_seq->max_frame_width_minus_1 + 1;
> > + seq->max_frame_height = ctrl_seq->max_frame_height_minus_1 + 1;
> > + seq->enable_superres = SEQUENCE_FLAG(ctrl_seq,
> > ENABLE_SUPERRES);
> > + seq->enable_filter_intra = SEQUENCE_FLAG(ctrl_seq,
> > ENABLE_FILTER_INTRA);
> > + seq->enable_intra_edge_filter = SEQUENCE_FLAG(ctrl_seq,
> > ENABLE_INTRA_EDGE_FILTER);
> > + seq->enable_interintra_compound = SEQUENCE_FLAG(ctrl_seq,
> > ENABLE_INTERINTRA_COMPOUND);
> > + seq->enable_masked_compound = SEQUENCE_FLAG(ctrl_seq,
> > ENABLE_MASKED_COMPOUND);
> > + seq->enable_dual_filter = SEQUENCE_FLAG(ctrl_seq,
> > ENABLE_DUAL_FILTER);
> > + seq->enable_jnt_comp = SEQUENCE_FLAG(ctrl_seq,
> > ENABLE_JNT_COMP);
> > + seq->mono_chrome = SEQUENCE_FLAG(ctrl_seq, MONO_CHROME);
> > + seq->enable_order_hint = SEQUENCE_FLAG(ctrl_seq,
> > ENABLE_ORDER_HINT);
> > + seq->order_hint_bits = ctrl_seq->order_hint_bits;
> > + seq->use_128x128_superblock = SEQUENCE_FLAG(ctrl_seq,
> > USE_128X128_SUPERBLOCK);
> > + seq->subsampling_x = SEQUENCE_FLAG(ctrl_seq, SUBSAMPLING_X);
> > + seq->subsampling_y = SEQUENCE_FLAG(ctrl_seq, SUBSAMPLING_Y);
> > +}
> > +
> > +static void vdec_av1_slice_setup_tile(struct vdec_av1_slice_frame
> > *frame,
> > + struct v4l2_av1_tile_info
> > *ctrl_tile)
> > +{
> > + struct vdec_av1_slice_seq_header *seq = &frame->seq;
> > + struct vdec_av1_slice_tile *tile = &frame->uh.tile;
> > + u32 mib_size_log2 = seq->use_128x128_superblock ? 5 : 4;
> > + int i;
> > +
> > + tile->tile_cols = ctrl_tile->tile_cols;
> > + tile->tile_rows = ctrl_tile->tile_rows;
> > + tile->context_update_tile_id = ctrl_tile-
> > >context_update_tile_id;
> > + tile->uniform_tile_spacing_flag =
> > + BIT_FLAG(ctrl_tile,
> > V4L2_AV1_TILE_INFO_FLAG_UNIFORM_TILE_SPACING);
> > +
> > + for (i = 0; i < tile->tile_cols + 1; i++)
> > + tile->mi_col_starts[i] =
> > + ALIGN(ctrl_tile->mi_col_starts[i],
> > BIT(mib_size_log2)) >> mib_size_log2;
> > +
> > + for (i = 0; i < tile->tile_rows + 1; i++)
> > + tile->mi_row_starts[i] =
> > + ALIGN(ctrl_tile->mi_row_starts[i],
> > BIT(mib_size_log2)) >> mib_size_log2;
> > +}
> > +
> > +static void vdec_av1_slice_setup_uh(struct vdec_av1_slice_instance
> > *instance,
> > + struct vdec_av1_slice_frame *frame,
> > + struct v4l2_ctrl_av1_frame
> > *ctrl_fh)
> > +{
> > + struct vdec_av1_slice_uncompressed_header *uh = &frame->uh;
> > + int i;
> > +
> > + uh->use_ref_frame_mvs = FH_FLAG(ctrl_fh, USE_REF_FRAME_MVS);
> > + uh->order_hint = ctrl_fh->order_hint;
> > + vdec_av1_slice_setup_gm(uh->gm, &ctrl_fh->global_motion);
> > + uh->upscaled_width = ctrl_fh->upscaled_width;
> > + uh->frame_width = ctrl_fh->frame_width_minus_1 + 1;
> > + uh->frame_height = ctrl_fh->frame_height_minus_1 + 1;
> > + uh->mi_cols = ((uh->frame_width + 7) >> 3) << 1;
> > + uh->mi_rows = ((uh->frame_height + 7) >> 3) << 1;
> > + uh->reduced_tx_set = FH_FLAG(ctrl_fh, REDUCED_TX_SET);
> > + uh->tx_mode = ctrl_fh->tx_mode;
> > + uh->uniform_tile_spacing_flag = FH_FLAG(ctrl_fh,
> > UNIFORM_TILE_SPACING);
> > + uh->interpolation_filter = ctrl_fh->interpolation_filter;
> > + uh->allow_warped_motion = FH_FLAG(ctrl_fh,
> > ALLOW_WARPED_MOTION);
> > + uh->is_motion_mode_switchable = FH_FLAG(ctrl_fh,
> > IS_MOTION_MODE_SWITCHABLE);
> > + uh->frame_type = ctrl_fh->frame_type;
> > + uh->frame_is_intra = (uh->frame_type ==
> > V4L2_AV1_INTRA_ONLY_FRAME ||
> > + uh->frame_type == V4L2_AV1_KEY_FRAME);
> > +
> > + if (!uh->frame_is_intra && FH_FLAG(ctrl_fh, REFERENCE_SELECT))
> > + uh->reference_mode = AV1_REFERENCE_MODE_SELECT;
> > + else
> > + uh->reference_mode = AV1_SINGLE_REFERENCE;
> > +
> > + uh->allow_high_precision_mv = FH_FLAG(ctrl_fh,
> > ALLOW_HIGH_PRECISION_MV);
> > + uh->allow_intra_bc = FH_FLAG(ctrl_fh, ALLOW_INTRABC);
> > + uh->force_integer_mv = FH_FLAG(ctrl_fh, FORCE_INTEGER_MV);
> > + uh->allow_screen_content_tools = FH_FLAG(ctrl_fh,
> > ALLOW_SCREEN_CONTENT_TOOLS);
> > + uh->error_resilient_mode = FH_FLAG(ctrl_fh,
> > ERROR_RESILIENT_MODE);
> > + uh->primary_ref_frame = ctrl_fh->primary_ref_frame;
> > + uh->disable_frame_end_update_cdf =
> > + FH_FLAG(ctrl_fh, DISABLE_FRAME_END_UPDATE_CDF);
> > + uh->disable_cdf_update = FH_FLAG(ctrl_fh, DISABLE_CDF_UPDATE);
> > + uh->skip_mode.skip_mode_present = FH_FLAG(ctrl_fh,
> > SKIP_MODE_PRESENT);
> > + uh->skip_mode.skip_mode_frame[0] =
> > + ctrl_fh->skip_mode_frame[0] - V4L2_AV1_REF_LAST_FRAME;
> > + uh->skip_mode.skip_mode_frame[1] =
> > + ctrl_fh->skip_mode_frame[1] - V4L2_AV1_REF_LAST_FRAME;
> > + uh->skip_mode.skip_mode_allowed = ctrl_fh->skip_mode_frame[0] ?
> > 1 : 0;
> > +
> > + vdec_av1_slice_setup_seg(&uh->seg, &ctrl_fh->segmentation);
> > + uh->delta_q_lf.delta_q_present = QUANT_FLAG(&ctrl_fh-
> > >quantization, DELTA_Q_PRESENT);
> > + uh->delta_q_lf.delta_q_res = 1 << ctrl_fh-
> > >quantization.delta_q_res;
> > + uh->delta_q_lf.delta_lf_present =
> > + BIT_FLAG(&ctrl_fh->loop_filter,
> > V4L2_AV1_LOOP_FILTER_FLAG_DELTA_LF_PRESENT);
> > + uh->delta_q_lf.delta_lf_res = ctrl_fh-
> > >loop_filter.delta_lf_res;
> > + uh->delta_q_lf.delta_lf_multi =
> > + BIT_FLAG(&ctrl_fh->loop_filter,
> > V4L2_AV1_LOOP_FILTER_FLAG_DELTA_LF_MULTI);
> > + vdec_av1_slice_setup_quant(&uh->quant, &ctrl_fh->quantization);
> > +
> > + uh->coded_loss_less = 1;
> > + for (i = 0; i < V4L2_AV1_MAX_SEGMENTS; i++) {
> > + uh->quant.qindex[i] = vdec_av1_slice_get_qindex(uh, i);
> > + uh->loss_less_array[i] =
> > + (uh->quant.qindex[i] == 0 && uh-
> > >quant.delta_qydc == 0 &&
> > + uh->quant.delta_quac == 0 && uh-
> > >quant.delta_qudc == 0 &&
> > + uh->quant.delta_qvac == 0 && uh-
> > >quant.delta_qvdc == 0);
> > +
> > + if (!uh->loss_less_array[i])
> > + uh->coded_loss_less = 0;
> > + }
> > +
> > + vdec_av1_slice_setup_lr(&uh->lr, &ctrl_fh->loop_restoration);
> > + uh->superres_denom = ctrl_fh->superres_denom;
> > + vdec_av1_slice_setup_lf(&uh->loop_filter, &ctrl_fh-
> > >loop_filter);
> > + vdec_av1_slice_setup_cdef(&uh->cdef, &ctrl_fh->cdef);
> > + vdec_av1_slice_setup_tile(frame, &ctrl_fh->tile_info);
> > +}
> > +
> > +static int vdec_av1_slice_setup_tile_group(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_av1_slice_vsi
> > *vsi)
> > +{
> > + struct v4l2_ctrl_av1_tile_group_entry *ctrl_tge;
> > + struct vdec_av1_slice_tile_group *tile_group = &instance-
> > >tile_group;
> > + struct vdec_av1_slice_uncompressed_header *uh = &vsi->frame.uh;
> > + struct vdec_av1_slice_tile *tile = &uh->tile;
> > + struct v4l2_ctrl *ctrl;
> > + u32 tge_size;
> > + int i;
> > +
> > + ctrl = v4l2_ctrl_find(&instance->ctx->ctrl_hdl,
> > V4L2_CID_STATELESS_AV1_TILE_GROUP_ENTRY);
> > + if (!ctrl)
> > + return -EINVAL;
> > +
> > + tge_size = ctrl->elems;
> > + ctrl_tge = (struct v4l2_ctrl_av1_tile_group_entry *)ctrl-
> > >p_cur.p;
> > +
> > + tile_group->num_tiles = tile->tile_cols * tile->tile_rows;
> > +
> > + if (tile_group->num_tiles != tge_size ||
> > + tile_group->num_tiles > V4L2_AV1_MAX_TILE_COUNT) {
> > + mtk_vcodec_err(instance, "invalid tge_size %d,
> > tile_num:%d\n",
> > + tge_size, tile_group->num_tiles);
> > + return -EINVAL;
> > + }
> > +
> > + for (i = 0; i < tge_size; i++) {
> > + if (i != ctrl_tge[i].tile_row * vsi-
> > >frame.uh.tile.tile_cols +
> > + ctrl_tge[i].tile_col) {
> > + mtk_vcodec_err(instance, "invalid tge info %d,
> > %d %d %d\n",
> > + i, ctrl_tge[i].tile_row,
> > ctrl_tge[i].tile_col,
> > + vsi->frame.uh.tile.tile_rows);
> > + return -EINVAL;
> > + }
> > + tile_group->tile_size[i] = ctrl_tge[i].tile_size;
> > + tile_group->tile_start_offset[i] =
> > ctrl_tge[i].tile_offset;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static void vdec_av1_slice_setup_state(struct vdec_av1_slice_vsi
> > *vsi)
> > +{
> > + memset(&vsi->state, 0, sizeof(vsi->state));
> > +}
> > +
> > +static void vdec_av1_slice_setup_scale_factors(struct
> > vdec_av1_slice_frame_refs *frame_ref,
> > + struct
> > vdec_av1_slice_frame_info *ref_frame_info,
> > + struct
> > vdec_av1_slice_uncompressed_header *uh)
> > +{
> > + struct vdec_av1_slice_scale_factors *scale_factors =
> > &frame_ref->scale_factors;
> > + u32 ref_upscaled_width = ref_frame_info->upscaled_width;
> > + u32 ref_frame_height = ref_frame_info->frame_height;
> > + u32 frame_width = uh->frame_width;
> > + u32 frame_height = uh->frame_height;
> > +
> > + if (!vdec_av1_slice_need_scale(ref_upscaled_width,
> > ref_frame_height,
> > + frame_width, frame_height)) {
> > + scale_factors->x_scale = -1;
> > + scale_factors->y_scale = -1;
> > + scale_factors->is_scaled = 0;
> > + return;
> > + }
> > +
> > + scale_factors->x_scale =
> > + ((ref_upscaled_width << AV1_REF_SCALE_SHIFT) +
> > (frame_width >> 1)) / frame_width;
> > + scale_factors->y_scale =
> > + ((ref_frame_height << AV1_REF_SCALE_SHIFT) +
> > (frame_height >> 1)) / frame_height;
> > + scale_factors->is_scaled =
> > + (scale_factors->x_scale != AV1_REF_INVALID_SCALE) &&
> > + (scale_factors->y_scale != AV1_REF_INVALID_SCALE) &&
> > + (scale_factors->x_scale != AV1_REF_NO_SCALE ||
> > + scale_factors->y_scale != AV1_REF_NO_SCALE);
> > + scale_factors->x_step =
> > + AV1_DIV_ROUND_UP_POW2(scale_factors->x_scale,
> > + AV1_REF_SCALE_SHIFT -
> > AV1_SCALE_SUBPEL_BITS);
> > + scale_factors->y_step =
> > + AV1_DIV_ROUND_UP_POW2(scale_factors->y_scale,
> > + AV1_REF_SCALE_SHIFT -
> > AV1_SCALE_SUBPEL_BITS);
> > +}
> > +
> > +static int vdec_av1_slice_get_relative_dist(int a, int b, u8
> > enable_order_hint, u8 order_hint_bits)
> > +{
> > + int diff = 0;
> > + int m = 0;
> > +
> > + if (!enable_order_hint)
> > + return 0;
> > +
> > + diff = a - b;
> > + m = 1 << (order_hint_bits - 1);
> > + diff = (diff & (m - 1)) - (diff & m);
> > +
> > + return diff;
> > +}
> > +
> > +static void vdec_av1_slice_setup_ref(struct vdec_av1_slice_pfc
> > *pfc,
> > + struct v4l2_ctrl_av1_frame
> > *ctrl_fh)
> > +{
> > + struct vdec_av1_slice_vsi *vsi = &pfc->vsi;
> > + struct vdec_av1_slice_frame *frame = &vsi->frame;
> > + struct vdec_av1_slice_slot *slots = &vsi->slots;
> > + struct vdec_av1_slice_uncompressed_header *uh = &frame->uh;
> > + struct vdec_av1_slice_seq_header *seq = &frame->seq;
> > + struct vdec_av1_slice_frame_info *cur_frame_info =
> > + &slots->frame_info[vsi->slot_id];
> > + struct vdec_av1_slice_frame_info *frame_info;
> > + int i, slot_id;
> > +
> > + if (uh->frame_is_intra)
> > + return;
> > +
> > + for (i = 0; i < V4L2_AV1_REFS_PER_FRAME; i++) {
> > + int ref_idx = ctrl_fh->ref_frame_idx[i];
> > +
> > + pfc->ref_idx[i] = ctrl_fh->reference_frame_ts[ref_idx];
> > + slot_id = frame->ref_frame_map[ref_idx];
> > + frame_info = &slots->frame_info[slot_id];
> > + if (slot_id == AV1_INVALID_IDX) {
> > + mtk_v4l2_err("cannot match reference[%d]
> > 0x%llx\n", i,
> > + ctrl_fh-
> > >reference_frame_ts[ref_idx]);
> > + frame->order_hints[i] = 0;
> > + frame->ref_frame_valid[i] = 0;
> > + continue;
> > + }
> > +
> > + frame->frame_refs[i].ref_fb_idx = slot_id;
> > + vdec_av1_slice_setup_scale_factors(&frame-
> > >frame_refs[i],
> > + frame_info, uh);
> > + if (!seq->enable_order_hint)
> > + frame->ref_frame_sign_bias[i + 1] = 0;
> > + else
> > + frame->ref_frame_sign_bias[i + 1] =
> > + vdec_av1_slice_get_relative_dist(frame_
> > info->order_hint,
> > + uh-
> > >order_hint,
> > + seq-
> > >enable_order_hint,
> > + seq-
> > >order_hint_bits)
> > + <= 0 ? 0 : 1;
> > +
> > + frame->order_hints[i] = ctrl_fh->order_hints[i + 1];
> > + cur_frame_info->order_hints[i] = frame->order_hints[i];
> > + frame->ref_frame_valid[i] = 1;
> > + }
> > +}
> > +
> > +static void vdec_av1_slice_get_previous(struct vdec_av1_slice_vsi
> > *vsi)
> > +{
> > + struct vdec_av1_slice_frame *frame = &vsi->frame;
> > +
> > + if (frame->uh.primary_ref_frame == 7)
> > + frame->prev_fb_idx = AV1_INVALID_IDX;
> > + else
> > + frame->prev_fb_idx = frame->frame_refs[frame-
> > >uh.primary_ref_frame].ref_fb_idx;
> > +}
> > +
> > +static void vdec_av1_slice_setup_operating_mode(struct
> > vdec_av1_slice_instance *instance,
> > + struct
> > vdec_av1_slice_frame *frame)
> > +{
> > + frame->large_scale_tile = 0;
> > +}
> > +
> > +static int vdec_av1_slice_setup_pfc(struct vdec_av1_slice_instance
> > *instance,
> > + struct vdec_av1_slice_pfc *pfc)
> > +{
> > + struct v4l2_ctrl_av1_frame *ctrl_fh;
> > + struct v4l2_ctrl_av1_sequence *ctrl_seq;
> > + struct vdec_av1_slice_vsi *vsi = &pfc->vsi;
> > + int ret = 0;
> > +
> > + /* frame header */
> > + ctrl_fh = (struct v4l2_ctrl_av1_frame *)
> > + vdec_av1_get_ctrl_ptr(instance->ctx,
> > + V4L2_CID_STATELESS_AV1_FRAME);
> > + if (IS_ERR(ctrl_fh))
> > + return PTR_ERR(ctrl_fh);
> > +
> > + ctrl_seq = (struct v4l2_ctrl_av1_sequence *)
> > + vdec_av1_get_ctrl_ptr(instance->ctx,
> > + V4L2_CID_STATELESS_AV1_SEQUENC
> > E);
> > + if (IS_ERR(ctrl_seq))
> > + return PTR_ERR(ctrl_seq);
> > +
> > + /* setup vsi information */
> > + vdec_av1_slice_setup_seq(&vsi->frame.seq, ctrl_seq);
> > + vdec_av1_slice_setup_uh(instance, &vsi->frame, ctrl_fh);
> > + vdec_av1_slice_setup_operating_mode(instance, &vsi->frame);
> > +
> > + vdec_av1_slice_setup_state(vsi);
> > + vdec_av1_slice_setup_slot(instance, vsi, ctrl_fh);
> > + vdec_av1_slice_setup_ref(pfc, ctrl_fh);
> > + vdec_av1_slice_get_previous(vsi);
> > +
> > + pfc->seq = instance->seq;
> > + instance->seq++;
> > +
> > + return ret;
> > +}
> > +
> > +static void vdec_av1_slice_setup_lat_buffer(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_av1_slice_vsi
> > *vsi,
> > + struct mtk_vcodec_mem *bs,
> > + struct vdec_lat_buf
> > *lat_buf)
> > +{
> > + struct vdec_av1_slice_work_buffer *work_buffer;
> > + int i;
> > +
> > + vsi->bs.dma_addr = bs->dma_addr;
> > + vsi->bs.size = bs->size;
> > +
> > + vsi->ube.dma_addr = lat_buf->ctx->msg_queue.wdma_addr.dma_addr;
> > + vsi->ube.size = lat_buf->ctx->msg_queue.wdma_addr.size;
> > + vsi->trans.dma_addr = lat_buf->ctx->msg_queue.wdma_wptr_addr;
> > + /* used to store trans end */
> > + vsi->trans.dma_addr_end = lat_buf->ctx-
> > >msg_queue.wdma_rptr_addr;
> > + vsi->err_map.dma_addr = lat_buf->wdma_err_addr.dma_addr;
> > + vsi->err_map.size = lat_buf->wdma_err_addr.size;
> > + vsi->rd_mv.dma_addr = lat_buf->rd_mv_addr.dma_addr;
> > + vsi->rd_mv.size = lat_buf->rd_mv_addr.size;
> > +
> > + vsi->row_info.buf = 0;
> > + vsi->row_info.size = 0;
> > +
> > + work_buffer = vsi->work_buffer;
> > +
> > + for (i = 0; i < AV1_MAX_FRAME_BUF_COUNT; i++) {
> > + work_buffer[i].mv_addr.buf = instance->mv[i].dma_addr;
> > + work_buffer[i].mv_addr.size = instance->mv[i].size;
> > + work_buffer[i].segid_addr.buf = instance-
> > >seg[i].dma_addr;
> > + work_buffer[i].segid_addr.size = instance->seg[i].size;
> > + work_buffer[i].cdf_addr.buf = instance-
> > >cdf[i].dma_addr;
> > + work_buffer[i].cdf_addr.size = instance->cdf[i].size;
> > + }
> > +
> > + vsi->cdf_tmp.buf = instance->cdf_temp.dma_addr;
> > + vsi->cdf_tmp.size = instance->cdf_temp.size;
> > +
> > + vsi->tile.buf = instance->tile.dma_addr;
> > + vsi->tile.size = instance->tile.size;
> > + memcpy(lat_buf->tile_addr.va, instance->tile.va, 64 * instance-
> > >tile_group.num_tiles);
> > +
> > + vsi->cdf_table.buf = instance->cdf_table.dma_addr;
> > + vsi->cdf_table.size = instance->cdf_table.size;
> > + vsi->iq_table.buf = instance->iq_table.dma_addr;
> > + vsi->iq_table.size = instance->iq_table.size;
> > +}
> > +
> > +static void vdec_av1_slice_setup_seg_buffer(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_av1_slice_vsi
> > *vsi)
> > +{
> > + struct vdec_av1_slice_uncompressed_header *uh = &vsi->frame.uh;
> > + struct mtk_vcodec_mem *buf;
> > +
> > + /* reset segment buffer */
> > + if (uh->primary_ref_frame == 7 || !uh-
> > >seg.segmentation_enabled) {
> > + mtk_vcodec_debug(instance, "reset seg %d\n", vsi-
> > >slot_id);
> > + if (vsi->slot_id != AV1_INVALID_IDX) {
> > + buf = &instance->seg[vsi->slot_id];
> > + memset(buf->va, 0, buf->size);
> > + }
> > + }
> > +}
> > +
> > +static void vdec_av1_slice_setup_tile_buffer(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_av1_slice_vsi
> > *vsi,
> > + struct mtk_vcodec_mem *bs)
> > +{
> > + struct vdec_av1_slice_tile_group *tile_group = &instance-
> > >tile_group;
> > + struct vdec_av1_slice_uncompressed_header *uh = &vsi->frame.uh;
> > + struct vdec_av1_slice_tile *tile = &uh->tile;
> > + u32 tile_num, tile_row, tile_col;
> > + u32 allow_update_cdf = 0;
> > + u32 sb_boundary_x_m1 = 0, sb_boundary_y_m1 = 0;
> > + int tile_info_base;
> > + u32 tile_buf_pa;
> > + u32 *tile_info_buf = instance->tile.va;
> > + u32 pa = (u32)bs->dma_addr;
> > +
> > + if (uh->disable_cdf_update == 0)
> > + allow_update_cdf = 1;
> > +
> > + for (tile_num = 0; tile_num < tile_group->num_tiles;
> > tile_num++) {
> > + /* each uint32 takes place of 4 bytes */
> > + tile_info_base = (AV1_TILE_BUF_SIZE * tile_num) >> 2;
> > + tile_row = tile_num / tile->tile_cols;
> > + tile_col = tile_num % tile->tile_cols;
> > + tile_info_buf[tile_info_base + 0] = (tile_group-
> > >tile_size[tile_num] << 3);
> > + tile_buf_pa = pa + tile_group-
> > >tile_start_offset[tile_num];
> > +
> > + tile_info_buf[tile_info_base + 1] = (tile_buf_pa >> 4)
> > << 4;
> > + tile_info_buf[tile_info_base + 2] = (tile_buf_pa % 16)
> > << 3;
> > +
> > + sb_boundary_x_m1 =
> > + (tile->mi_col_starts[tile_col + 1] - tile-
> > >mi_col_starts[tile_col] - 1) &
> > + 0x3f;
> > + sb_boundary_y_m1 =
> > + (tile->mi_row_starts[tile_row + 1] - tile-
> > >mi_row_starts[tile_row] - 1) &
> > + 0x1ff;
> > +
> > + tile_info_buf[tile_info_base + 3] = (sb_boundary_y_m1
> > << 7) | sb_boundary_x_m1;
> > + tile_info_buf[tile_info_base + 4] = ((allow_update_cdf
> > << 18) | (1 << 16));
> > +
> > + if (tile_num == tile->context_update_tile_id &&
> > + uh->disable_frame_end_update_cdf == 0)
> > + tile_info_buf[tile_info_base + 4] |= (1 << 17);
> > +
> > + mtk_vcodec_debug(instance, "// tile buf %d pos(%dx%d)
> > offset 0x%x\n",
> > + tile_num, tile_row, tile_col,
> > tile_info_base);
> > + mtk_vcodec_debug(instance, "// %08x %08x %08x %08x\n",
> > + tile_info_buf[tile_info_base + 0],
> > + tile_info_buf[tile_info_base + 1],
> > + tile_info_buf[tile_info_base + 2],
> > + tile_info_buf[tile_info_base + 3]);
> > + mtk_vcodec_debug(instance, "// %08x %08x %08x %08x\n",
> > + tile_info_buf[tile_info_base + 4],
> > + tile_info_buf[tile_info_base + 5],
> > + tile_info_buf[tile_info_base + 6],
> > + tile_info_buf[tile_info_base + 7]);
> > + }
> > +}
> > +
> > +static int vdec_av1_slice_setup_lat(struct vdec_av1_slice_instance
> > *instance,
> > + struct mtk_vcodec_mem *bs,
> > + struct vdec_lat_buf *lat_buf,
> > + struct vdec_av1_slice_pfc *pfc)
> > +{
> > + struct vdec_av1_slice_vsi *vsi = &pfc->vsi;
> > + int ret;
> > +
> > + ret = vdec_av1_slice_setup_lat_from_src_buf(instance, vsi,
> > lat_buf);
> > + if (ret)
> > + return ret;
> > +
> > + ret = vdec_av1_slice_setup_pfc(instance, pfc);
> > + if (ret)
> > + return ret;
> > +
> > + ret = vdec_av1_slice_setup_tile_group(instance, vsi);
> > + if (ret)
> > + return ret;
> > +
> > + ret = vdec_av1_slice_alloc_working_buffer(instance, vsi);
> > + if (ret)
> > + return ret;
> > +
> > + vdec_av1_slice_setup_seg_buffer(instance, vsi);
> > + vdec_av1_slice_setup_tile_buffer(instance, vsi, bs);
> > + vdec_av1_slice_setup_lat_buffer(instance, vsi, bs, lat_buf);
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_update_lat(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_lat_buf *lat_buf,
> > + struct vdec_av1_slice_pfc *pfc)
> > +{
> > + struct vdec_av1_slice_vsi *vsi;
> > +
> > + vsi = &pfc->vsi;
> > + mtk_vcodec_debug(instance, "frame %u LAT CRC 0x%08x, output
> > size is %d\n",
> > + pfc->seq, vsi->state.crc[0], vsi-
> > >state.out_size);
> > +
> > + /* buffer full, need to re-decode */
> > + if (vsi->state.full) {
> > + /* buffer not enough */
> > + if (vsi->trans.dma_addr_end - vsi->trans.dma_addr ==
> > vsi->ube.size)
> > + return -ENOMEM;
> > + return -EAGAIN;
> > + }
> > +
> > + instance->width = vsi->frame.uh.upscaled_width;
> > + instance->height = vsi->frame.uh.frame_height;
> > + instance->frame_type = vsi->frame.uh.frame_type;
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_setup_core_to_dst_buf(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_lat_buf
> > *lat_buf)
> > +{
> > + struct vb2_v4l2_buffer *dst;
> > +
> > + dst = v4l2_m2m_next_dst_buf(instance->ctx->m2m_ctx);
> > + if (!dst)
> > + return -EINVAL;
> > +
> > + v4l2_m2m_buf_copy_metadata(&lat_buf->ts_info, dst, true);
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_setup_core_buffer(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_av1_slice_pfc
> > *pfc,
> > + struct vdec_av1_slice_vsi
> > *vsi,
> > + struct vdec_fb *fb,
> > + struct vdec_lat_buf
> > *lat_buf)
> > +{
> > + struct vb2_buffer *vb;
> > + struct vb2_queue *vq;
> > + int w, h, plane, size;
> > + int i;
> > +
> > + plane = instance->ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes;
> > + w = vsi->frame.uh.upscaled_width;
> > + h = vsi->frame.uh.frame_height;
> > + size = ALIGN(w, VCODEC_DEC_ALIGNED_64) * ALIGN(h,
> > VCODEC_DEC_ALIGNED_64);
> > +
> > + /* frame buffer */
> > + vsi->fb.y.dma_addr = fb->base_y.dma_addr;
> > + if (plane == 1)
> > + vsi->fb.c.dma_addr = fb->base_y.dma_addr + size;
> > + else
> > + vsi->fb.c.dma_addr = fb->base_c.dma_addr;
> > +
> > + /* reference buffers */
> > + vq = v4l2_m2m_get_vq(instance->ctx->m2m_ctx,
> > V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
> > + if (!vq)
> > + return -EINVAL;
> > +
> > + /* get current output buffer */
> > + vb = &v4l2_m2m_next_dst_buf(instance->ctx->m2m_ctx)->vb2_buf;
> > + if (!vb)
> > + return -EINVAL;
> > +
> > + /* get buffer address from vb2buf */
> > + for (i = 0; i < V4L2_AV1_REFS_PER_FRAME; i++) {
> > + struct vdec_av1_slice_fb *vref = &vsi->ref[i];
> > +
> > + vb = vb2_find_buffer(vq, pfc->ref_idx[i]);
> > + if (!vb) {
> > + memset(vref, 0, sizeof(*vref));
> > + continue;
> > + }
> > +
> > + vref->y.dma_addr = vb2_dma_contig_plane_dma_addr(vb,
> > 0);
> > + if (plane == 1)
> > + vref->c.dma_addr = vref->y.dma_addr + size;
> > + else
> > + vref->c.dma_addr =
> > vb2_dma_contig_plane_dma_addr(vb, 1);
> > + }
> > + vsi->tile.dma_addr = lat_buf->tile_addr.dma_addr;
> > + vsi->tile.size = lat_buf->tile_addr.size;
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_setup_core(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_fb *fb,
> > + struct vdec_lat_buf *lat_buf,
> > + struct vdec_av1_slice_pfc *pfc)
> > +{
> > + struct vdec_av1_slice_vsi *vsi = &pfc->vsi;
> > + int ret;
> > +
> > + ret = vdec_av1_slice_setup_core_to_dst_buf(instance, lat_buf);
> > + if (ret)
> > + return ret;
> > +
> > + ret = vdec_av1_slice_setup_core_buffer(instance, pfc, vsi, fb,
> > lat_buf);
> > + if (ret)
> > + return ret;
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_update_core(struct
> > vdec_av1_slice_instance *instance,
> > + struct vdec_lat_buf *lat_buf,
> > + struct vdec_av1_slice_pfc *pfc)
> > +{
> > + struct vdec_av1_slice_vsi *vsi = instance->core_vsi;
> > +
> > + /* TODO: Do something here, or remove this function entirely */
> > +
> > + mtk_vcodec_debug(instance, "frame %u Y_CRC %08x %08x %08x
> > %08x\n",
> > + pfc->seq, vsi->state.crc[0], vsi-
> > >state.crc[1],
> > + vsi->state.crc[2], vsi->state.crc[3]);
> > + mtk_vcodec_debug(instance, "frame %u C_CRC %08x %08x %08x
> > %08x\n",
> > + pfc->seq, vsi->state.crc[8], vsi-
> > >state.crc[9],
> > + vsi->state.crc[10], vsi->state.crc[11]);
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_init(struct mtk_vcodec_ctx *ctx)
> > +{
> > + struct vdec_av1_slice_instance *instance;
> > + struct vdec_av1_slice_init_vsi *vsi;
> > + int ret;
> > +
> > + instance = kzalloc(sizeof(*instance), GFP_KERNEL);
> > + if (!instance)
> > + return -ENOMEM;
> > +
> > + instance->ctx = ctx;
> > + instance->vpu.id = SCP_IPI_VDEC_LAT;
> > + instance->vpu.core_id = SCP_IPI_VDEC_CORE;
> > + instance->vpu.ctx = ctx;
> > + instance->vpu.codec_type = ctx->current_codec;
> > +
> > + ret = vpu_dec_init(&instance->vpu);
> > + if (ret) {
> > + mtk_vcodec_err(instance, "failed to init vpu dec, ret
> > %d\n", ret);
> > + goto error_vpu_init;
> > + }
> > +
> > + /* init vsi and global flags */
> > + vsi = instance->vpu.vsi;
> > + if (!vsi) {
> > + mtk_vcodec_err(instance, "failed to get AV1 vsi\n");
> > + ret = -EINVAL;
> > + goto error_vsi;
> > + }
> > + instance->init_vsi = vsi;
> > + instance->core_vsi = mtk_vcodec_fw_map_dm_addr(ctx->dev-
> > >fw_handler, (u32)vsi->core_vsi);
> > +
> > + if (!instance->core_vsi) {
> > + mtk_vcodec_err(instance, "failed to get AV1 core
> > vsi\n");
> > + ret = -EINVAL;
> > + goto error_vsi;
> > + }
> > +
> > + if (vsi->vsi_size != sizeof(struct vdec_av1_slice_vsi))
> > + mtk_vcodec_err(instance, "remote vsi size 0x%x
> > mismatch! expected: 0x%zx\n",
> > + vsi->vsi_size, sizeof(struct
> > vdec_av1_slice_vsi));
> > +
> > + instance->irq = 1;
> > + instance->inneracing_mode = IS_VDEC_INNER_RACING(instance->ctx-
> > >dev->dec_capability);
> > +
> > + mtk_vcodec_debug(instance, "vsi 0x%p core_vsi 0x%llx 0x%p,
> > inneracing_mode %d\n",
> > + vsi, vsi->core_vsi, instance->core_vsi,
> > instance->inneracing_mode);
> > +
> > + ret = vdec_av1_slice_init_cdf_table(instance);
> > + if (ret)
> > + goto error_vsi;
> > +
> > + ret = vdec_av1_slice_init_iq_table(instance);
> > + if (ret)
> > + goto error_vsi;
> > +
> > + ctx->drv_handle = instance;
> > +
> > + return 0;
> > +error_vsi:
> > + vpu_dec_deinit(&instance->vpu);
> > +error_vpu_init:
> > + kfree(instance);
> > + return ret;
> > +}
> > +
> > +static void vdec_av1_slice_deinit(void *h_vdec)
> > +{
> > + struct vdec_av1_slice_instance *instance = h_vdec;
> > +
> > + if (!instance)
> > + return;
> > + mtk_vcodec_debug(instance, "h_vdec 0x%p\n", h_vdec);
> > + vpu_dec_deinit(&instance->vpu);
> > + vdec_av1_slice_free_working_buffer(instance);
> > + vdec_msg_queue_deinit(&instance->ctx->msg_queue, instance-
> > >ctx);
> > + kfree(instance);
> > +}
> > +
> > +static int vdec_av1_slice_flush(void *h_vdec, struct
> > mtk_vcodec_mem *bs,
> > + struct vdec_fb *fb, bool *res_chg)
> > +{
> > + struct vdec_av1_slice_instance *instance = h_vdec;
> > + int i;
> > +
> > + mtk_vcodec_debug(instance, "flush ...\n");
> > +
> > + for (i = 0; i < AV1_MAX_FRAME_BUF_COUNT; i++)
> > + vdec_av1_slice_clear_fb(&instance-
> > >slots.frame_info[i]);
> > +
> > + vdec_msg_queue_wait_lat_buf_full(&instance->ctx->msg_queue);
> > + return vpu_dec_reset(&instance->vpu);
> > +}
> > +
> > +static void vdec_av1_slice_get_pic_info(struct
> > vdec_av1_slice_instance *instance)
> > +{
> > + struct mtk_vcodec_ctx *ctx = instance->ctx;
> > + u32 data[3];
> > +
> > + mtk_vcodec_debug(instance, "w %u h %u\n", ctx->picinfo.pic_w,
> > ctx->picinfo.pic_h);
> > +
> > + data[0] = ctx->picinfo.pic_w;
> > + data[1] = ctx->picinfo.pic_h;
> > + data[2] = ctx->capture_fourcc;
> > + vpu_dec_get_param(&instance->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] = instance->vpu.fb_sz[0];
> > + ctx->picinfo.fb_sz[1] = instance->vpu.fb_sz[1];
> > +}
> > +
> > +static void vdec_av1_slice_get_dpb_size(struct
> > vdec_av1_slice_instance *instance, u32 *dpb_sz)
> > +{
> > + /* refer av1 specification */
> > + *dpb_sz = V4L2_AV1_TOTAL_REFS_PER_FRAME + 1;
> > +}
> > +
> > +static void vdec_av1_slice_get_crop_info(struct
> > vdec_av1_slice_instance *instance,
> > + struct v4l2_rect *cr)
> > +{
> > + struct mtk_vcodec_ctx *ctx = instance->ctx;
> > +
> > + cr->left = 0;
> > + cr->top = 0;
> > + cr->width = ctx->picinfo.pic_w;
> > + cr->height = ctx->picinfo.pic_h;
> > +
> > + mtk_vcodec_debug(instance, "l=%d, t=%d, w=%d, h=%d\n",
> > + cr->left, cr->top, cr->width, cr->height);
> > +}
> > +
> > +static int vdec_av1_slice_get_param(void *h_vdec, enum
> > vdec_get_param_type type, void *out)
> > +{
> > + struct vdec_av1_slice_instance *instance = h_vdec;
> > +
> > + switch (type) {
> > + case GET_PARAM_PIC_INFO:
> > + vdec_av1_slice_get_pic_info(instance);
> > + break;
> > + case GET_PARAM_DPB_SIZE:
> > + vdec_av1_slice_get_dpb_size(instance, out);
> > + break;
> > + case GET_PARAM_CROP_INFO:
> > + vdec_av1_slice_get_crop_info(instance, out);
> > + break;
> > + default:
> > + mtk_vcodec_err(instance, "invalid get parameter
> > type=%d\n", type);
> > + return -EINVAL;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static int vdec_av1_slice_lat_decode(void *h_vdec, struct
> > mtk_vcodec_mem *bs,
> > + struct vdec_fb *fb, bool *res_chg)
> > +{
> > + struct vdec_av1_slice_instance *instance = h_vdec;
> > + struct vdec_lat_buf *lat_buf;
> > + struct vdec_av1_slice_pfc *pfc;
> > + struct vdec_av1_slice_vsi *vsi;
> > + struct mtk_vcodec_ctx *ctx;
> > + int ret;
> > +
> > + if (!instance || !instance->ctx)
> > + return -EINVAL;
> > +
> > + ctx = instance->ctx;
> > + /* init msgQ for the first time */
> > + if (vdec_msg_queue_init(&ctx->msg_queue, ctx,
> > + vdec_av1_slice_core_decode,
> > sizeof(*pfc))) {
> > + mtk_vcodec_err(instance, "failed to init AV1 msg
> > queue\n");
> > + return -ENOMEM;
> > + }
> > +
> > + /* bs NULL means flush decoder */
> > + if (!bs)
> > + return vdec_av1_slice_flush(h_vdec, bs, fb, res_chg);
> > +
> > + lat_buf = vdec_msg_queue_dqbuf(&ctx->msg_queue.lat_ctx);
> > + if (!lat_buf) {
> > + mtk_vcodec_err(instance, "failed to get AV1 lat
> > buf\n");
> > + return -EBUSY;
> > + }
> > + pfc = (struct vdec_av1_slice_pfc *)lat_buf->private_data;
> > + if (!pfc) {
> > + ret = -EINVAL;
> > + goto err_free_fb_out;
> > + }
> > + vsi = &pfc->vsi;
> > +
> > + ret = vdec_av1_slice_setup_lat(instance, bs, lat_buf, pfc);
> > + if (ret) {
> > + mtk_vcodec_err(instance, "failed to setup AV1 lat ret
> > %d\n", ret);
> > + goto err_free_fb_out;
> > + }
> > +
> > + vdec_av1_slice_vsi_to_remote(vsi, instance->vsi);
> > + ret = vpu_dec_start(&instance->vpu, NULL, 0);
> > + if (ret) {
> > + mtk_vcodec_err(instance, "failed to dec AV1 ret %d\n",
> > ret);
> > + goto err_free_fb_out;
> > + }
> > + if (instance->inneracing_mode)
> > + vdec_msg_queue_qbuf(&ctx->dev->msg_queue_core_ctx,
> > lat_buf);
> > +
> > + if (instance->irq) {
> > + ret = mtk_vcodec_wait_for_done_ctx(ctx,
> > MTK_INST_IRQ_RECEIVED,
> > + WAIT_INTR_TIMEOUT_MS
> > ,
> > + MTK_VDEC_LAT0);
> > + /* update remote vsi if decode timeout */
> > + if (ret) {
> > + mtk_vcodec_err(instance, "AV1 Frame %d decode
> > timeout %d\n", pfc->seq, ret);
> > + WRITE_ONCE(instance->vsi->state.timeout, 1);
> > + }
> > + vpu_dec_end(&instance->vpu);
> > + }
> > +
> > + vdec_av1_slice_vsi_from_remote(vsi, instance->vsi);
> > + ret = vdec_av1_slice_update_lat(instance, lat_buf, pfc);
> > +
> > + /* LAT trans full, re-decode */
> > + if (ret == -EAGAIN) {
> > + mtk_vcodec_err(instance, "AV1 Frame %d trans full\n",
> > pfc->seq);
> > + if (!instance->inneracing_mode)
> > + vdec_msg_queue_qbuf(&ctx->msg_queue.lat_ctx,
> > lat_buf);
> > + return 0;
> > + }
> > +
> > + /* LAT trans full, no more UBE or decode timeout */
> > + if (ret == -ENOMEM || vsi->state.timeout) {
> > + mtk_vcodec_err(instance, "AV1 Frame %d insufficient
> > buffer or timeout\n", pfc->seq);
> > + if (!instance->inneracing_mode)
> > + vdec_msg_queue_qbuf(&ctx->msg_queue.lat_ctx,
> > lat_buf);
> > + return -EBUSY;
> > + }
> > + vsi->trans.dma_addr_end += ctx->msg_queue.wdma_addr.dma_addr;
> > + mtk_vcodec_debug(instance, "lat dma 1 0x%pad 0x%pad\n",
> > + &pfc->vsi.trans.dma_addr, &pfc-
> > >vsi.trans.dma_addr_end);
> > +
> > + vdec_msg_queue_update_ube_wptr(&ctx->msg_queue, vsi-
> > >trans.dma_addr_end);
> > +
> > + if (!instance->inneracing_mode)
> > + vdec_msg_queue_qbuf(&ctx->dev->msg_queue_core_ctx,
> > lat_buf);
> > + memcpy(&instance->slots, &vsi->slots, sizeof(instance->slots));
> > +
> > + return 0;
> > +
> > +err_free_fb_out:
> > + vdec_msg_queue_qbuf(&ctx->msg_queue.lat_ctx, lat_buf);
> > + mtk_vcodec_err(instance, "slice dec number: %d err: %d", pfc-
> > >seq, ret);
> > + return ret;
> > +}
> > +
> > +static int vdec_av1_slice_core_decode(struct vdec_lat_buf
> > *lat_buf)
> > +{
> > + struct vdec_av1_slice_instance *instance;
> > + struct vdec_av1_slice_pfc *pfc;
> > + struct mtk_vcodec_ctx *ctx = NULL;
> > + struct vdec_fb *fb = NULL;
> > + int ret = -EINVAL;
> > +
> > + if (!lat_buf)
> > + return -EINVAL;
> > +
> > + pfc = lat_buf->private_data;
> > + ctx = lat_buf->ctx;
> > + if (!pfc || !ctx)
> > + return -EINVAL;
> > +
> > + instance = ctx->drv_handle;
> > + if (!instance)
> > + goto err;
> > +
> > + fb = ctx->dev->vdec_pdata->get_cap_buffer(ctx);
> > + if (!fb) {
> > + ret = -EBUSY;
> > + goto err;
> > + }
> > +
> > + ret = vdec_av1_slice_setup_core(instance, fb, lat_buf, pfc);
> > + if (ret) {
> > + mtk_vcodec_err(instance,
> > "vdec_av1_slice_setup_core\n");
> > + goto err;
> > + }
> > + vdec_av1_slice_vsi_to_remote(&pfc->vsi, instance->core_vsi);
> > + ret = vpu_dec_core(&instance->vpu);
> > + if (ret) {
> > + mtk_vcodec_err(instance, "vpu_dec_core\n");
> > + goto err;
> > + }
> > +
> > + if (instance->irq) {
> > + ret = mtk_vcodec_wait_for_done_ctx(ctx,
> > MTK_INST_IRQ_RECEIVED,
> > + WAIT_INTR_TIMEOUT_MS
> > ,
> > + MTK_VDEC_CORE);
> > + /* update remote vsi if decode timeout */
> > + if (ret) {
> > + mtk_vcodec_err(instance, "AV1 frame %d core
> > timeout\n", pfc->seq);
> > + WRITE_ONCE(instance->vsi->state.timeout, 1);
> > + }
> > + vpu_dec_core_end(&instance->vpu);
> > + }
> > +
> > + ret = vdec_av1_slice_update_core(instance, lat_buf, pfc);
> > + if (ret) {
> > + mtk_vcodec_err(instance,
> > "vdec_av1_slice_update_core\n");
> > + goto err;
> > + }
> > +
> > + mtk_vcodec_debug(instance, "core dma_addr_end 0x%pad\n",
> > + &instance->core_vsi->trans.dma_addr_end);
> > + vdec_msg_queue_update_ube_rptr(&ctx->msg_queue, instance-
> > >core_vsi->trans.dma_addr_end);
> > +
> > + ctx->dev->vdec_pdata->cap_to_disp(ctx, 0, lat_buf-
> > >src_buf_req);
> > +
> > + return 0;
> > +
> > +err:
> > + /* always update read pointer */
> > + vdec_msg_queue_update_ube_rptr(&ctx->msg_queue, pfc-
> > >vsi.trans.dma_addr_end);
> > +
> > + if (fb)
> > + ctx->dev->vdec_pdata->cap_to_disp(ctx, 1, lat_buf-
> > >src_buf_req);
> > +
> > + return ret;
> > +}
> > +
> > +const struct vdec_common_if vdec_av1_slice_lat_if = {
> > + .init = vdec_av1_slice_init,
> > + .decode = vdec_av1_slice_lat_decode,
> > + .get_param = vdec_av1_slice_get_param,
> > + .deinit = vdec_av1_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 f3807f03d8806..4dda59a6c8141 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_AV1_FRAME:
> > + ctx->dec_if = &vdec_av1_slice_lat_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 076306ff2dd49..dc6c8ecd9843a 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_av1_slice_lat_if;
> >
> > /**
> > * vdec_if_init() - initialize decode driver
> > diff --git
> > a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c
> > b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c
> > index ae500980ad45c..05b54b0e3f2d2 100644
> > --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c
> > +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c
> > @@ -20,6 +20,9 @@
> > /* the size used to store avc error information */
> > #define VDEC_ERR_MAP_SZ_AVC (17 * SZ_1K)
> >
> > +#define VDEC_RD_MV_BUFFER_SZ (((SZ_4K * 2304 >> 4) + SZ_1K)
> > << 1)
> > +#define VDEC_LAT_TILE_SZ (64 * SZ_4K)
> > +
> > /* core will read the trans buffer which decoded by lat to decode
> > again.
> > * The trans buffer size of FHD and 4K bitstreams are different.
> > */
> > @@ -194,6 +197,14 @@ void vdec_msg_queue_deinit(struct
> > vdec_msg_queue *msg_queue,
> > if (mem->va)
> > mtk_vcodec_mem_free(ctx, mem);
> >
> > + mem = &lat_buf->rd_mv_addr;
> > + if (mem->va)
> > + mtk_vcodec_mem_free(ctx, mem);
> > +
> > + mem = &lat_buf->tile_addr;
> > + if (mem->va)
> > + mtk_vcodec_mem_free(ctx, mem);
> > +
> > kfree(lat_buf->private_data);
> > }
> > }
> > @@ -270,6 +281,22 @@ int vdec_msg_queue_init(struct vdec_msg_queue
> > *msg_queue,
> > goto mem_alloc_err;
> > }
> >
> > + if (ctx->current_codec == V4L2_PIX_FMT_AV1_FRAME) {
> > + lat_buf->rd_mv_addr.size =
> > VDEC_RD_MV_BUFFER_SZ;
> > + err = mtk_vcodec_mem_alloc(ctx, &lat_buf-
> > >rd_mv_addr);
> > + if (err) {
> > + mtk_v4l2_err("failed to allocate
> > rd_mv_addr buf[%d]", i);
> > + return -ENOMEM;
> > + }
> > +
> > + lat_buf->tile_addr.size = VDEC_LAT_TILE_SZ;
> > + err = mtk_vcodec_mem_alloc(ctx, &lat_buf-
> > >tile_addr);
> > + if (err) {
> > + mtk_v4l2_err("failed to allocate
> > tile_addr buf[%d]", i);
> > + return -ENOMEM;
> > + }
> > + }
> > +
> > lat_buf->private_data = kzalloc(private_size,
> > GFP_KERNEL);
> > if (!lat_buf->private_data) {
> > err = -ENOMEM;
> > diff --git
> > a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h
> > b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h
> > index c43d427f5f544..525170e411ee0 100644
> > --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h
> > +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h
> > @@ -42,6 +42,8 @@ struct vdec_msg_queue_ctx {
> > * struct vdec_lat_buf - lat buffer message used to store lat
> > info for core decode
> > * @wdma_err_addr: wdma error address used for lat hardware
> > * @slice_bc_addr: slice bc address used for lat hardware
> > + * @rd_mv_addr: mv addr for av1 lat hardware output, core
> > hardware input
> > + * @tile_addr: tile buffer for av1 core input
> > * @ts_info: need to set timestamp from output to capture
> > * @src_buf_req: output buffer media request object
> > *
> > @@ -54,6 +56,8 @@ struct vdec_msg_queue_ctx {
> > struct vdec_lat_buf {
> > struct mtk_vcodec_mem wdma_err_addr;
> > struct mtk_vcodec_mem slice_bc_addr;
> > + struct mtk_vcodec_mem rd_mv_addr;
> > + struct mtk_vcodec_mem tile_addr;
> > struct vb2_v4l2_buffer ts_info;
> > struct media_request *src_buf_req;
> >
>
>
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