// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2023 MediaTek Inc.
* Author: Yunfei Dong <[email protected]>
*/
#include <linux/module.h>
#include <linux/slab.h>
#include <media/videobuf2-dma-contig.h>
#include "../mtk_vcodec_dec.h"
#include "../../common/mtk_vcodec_intr.h"
#include "../vdec_drv_base.h"
#include "../vdec_drv_if.h"
#include "../vdec_vpu_if.h"
/* the size used to store hevc wrap information */
#define VDEC_HEVC_WRAP_SZ (532 * SZ_1K)
#define HEVC_MAX_MV_NUM 32
/* get used parameters for sps/pps */
#define GET_HEVC_VDEC_FLAG(cond, flag) \
{ dst_param->cond = ((src_param->flags & (flag)) ? (1) : (0)); }
#define GET_HEVC_VDEC_PARAM(param) \
{ dst_param->param = src_param->param; }
/**
* enum vdec_hevc_core_dec_err_type - core decode error type
*
* @TRANS_BUFFER_FULL: trans buffer is full
* @SLICE_HEADER_FULL: slice header buffer is full
*/
enum vdec_hevc_core_dec_err_type {
TRANS_BUFFER_FULL = 1,
SLICE_HEADER_FULL,
};
/**
* struct mtk_hevc_dpb_info - hevc dpb information
*
* @y_dma_addr: Y plane physical address
* @c_dma_addr: CbCr plane physical address
* @reference_flag: reference picture flag (short/long term reference picture)
* @field: field picture flag
*/
struct mtk_hevc_dpb_info {
dma_addr_t y_dma_addr;
dma_addr_t c_dma_addr;
int reference_flag;
int field;
};
/*
* struct mtk_hevc_sps_param - parameters for sps
*/
struct mtk_hevc_sps_param {
unsigned char video_parameter_set_id;
unsigned char seq_parameter_set_id;
unsigned short pic_width_in_luma_samples;
unsigned short pic_height_in_luma_samples;
unsigned char bit_depth_luma_minus8;
unsigned char bit_depth_chroma_minus8;
unsigned char log2_max_pic_order_cnt_lsb_minus4;
unsigned char sps_max_dec_pic_buffering_minus1;
unsigned char sps_max_num_reorder_pics;
unsigned char sps_max_latency_increase_plus1;
unsigned char log2_min_luma_coding_block_size_minus3;
unsigned char log2_diff_max_min_luma_coding_block_size;
unsigned char log2_min_luma_transform_block_size_minus2;
unsigned char log2_diff_max_min_luma_transform_block_size;
unsigned char max_transform_hierarchy_depth_inter;
unsigned char max_transform_hierarchy_depth_intra;
unsigned char pcm_sample_bit_depth_luma_minus1;
unsigned char pcm_sample_bit_depth_chroma_minus1;
unsigned char log2_min_pcm_luma_coding_block_size_minus3;
unsigned char log2_diff_max_min_pcm_luma_coding_block_size;
unsigned char num_short_term_ref_pic_sets;
unsigned char num_long_term_ref_pics_sps;
unsigned char chroma_format_idc;
unsigned char sps_max_sub_layers_minus1;
unsigned char separate_colour_plane;
unsigned char scaling_list_enabled;
unsigned char amp_enabled;
unsigned char sample_adaptive_offset;
unsigned char pcm_enabled;
unsigned char pcm_loop_filter_disabled;
unsigned char long_term_ref_pics_enabled;
unsigned char sps_temporal_mvp_enabled;
unsigned char strong_intra_smoothing_enabled;
unsigned char reserved[5];
};
/*
* struct mtk_hevc_pps_param - parameters for pps
*/
struct mtk_hevc_pps_param {
unsigned char pic_parameter_set_id;
unsigned char num_extra_slice_header_bits;
unsigned char num_ref_idx_l0_default_active_minus1;
unsigned char num_ref_idx_l1_default_active_minus1;
char init_qp_minus26;
unsigned char diff_cu_qp_delta_depth;
char pps_cb_qp_offset;
char pps_cr_qp_offset;
unsigned char num_tile_columns_minus1;
unsigned char num_tile_rows_minus1;
unsigned char column_width_minus1[20];
unsigned char row_height_minus1[22];
char pps_beta_offset_div2;
char pps_tc_offset_div2;
unsigned char log2_parallel_merge_level_minus2;
char dependent_slice_segment_enabled;
char output_flag_present;
char sign_data_hiding_enabled;
char cabac_init_present;
char constrained_intra_pred;
char transform_skip_enabled;
char cu_qp_delta_enabled;
char pps_slice_chroma_qp_offsets_present;
char weighted_pred;
char weighted_bipred;
char transquant_bypass_enabled;
char pps_flag_tiles_enabled;
char entropy_coding_sync_enabled;
char loop_filter_across_tiles_enabled;
char pps_loop_filter_across_slices_enabled;
char deblocking_filter_override_enabled;
char pps_disable_deflocking_filter;
char lists_modification_present;
char slice_segment_header_extersion_present;
char deblocking_filter_control_present;
char uniform_spacing;
char reserved[6];
};
/*
* struct mtk_hevc_slice_header_param - parameters for slice header
*/
struct mtk_hevc_slice_header_param {
unsigned int slice_type;
unsigned int num_active_ref_layer_pics;
int slice_qp;
int slice_qp_delta_cb;
int slice_qp_delta_cr;
int num_ref_idx[3];
unsigned int col_ref_idx;
unsigned int five_minus_max_num_merge_cand;
int slice_deblocking_filter_beta_offset_div2;
int slice_deblocking_filter_tc_offset_div2;
unsigned char sao_enable_flag;
unsigned char sao_enable_flag_chroma;
unsigned char cabac_init_flag;
unsigned char slice_tmvp_flags_present;
unsigned char col_from_l0_flag;
unsigned char mvd_l1_zero_flag;
unsigned char slice_loop_filter_across_slices_enabled_flag;
unsigned char deblocking_filter_disable_flag;
unsigned int slice_reg0;
unsigned int slice_reg1;
unsigned int slice_reg2;
unsigned int num_rps_curr_temp_list;
unsigned int ref_list_mode;
int str_num_delta_pocs;
int str_num_negtive_pos_pics;
int num_long_term;
int num_long_term_sps;
unsigned int max_cu_width;
unsigned int max_cu_height;
unsigned int num_entry_point_offsets;
unsigned int last_lcu_x_in_tile[17];
unsigned int last_lcu_y_in_tile[17];
unsigned char nal_unit_type;
};
/*
* struct slice_api_hevc_scaling_matrix - parameters for scaling list
*/
struct slice_api_hevc_scaling_matrix {
unsigned char scaling_list_4x4[6][16];
unsigned char scaling_list_8x8[6][64];
unsigned char scaling_list_16x16[6][64];
unsigned char scaling_list_32x32[2][64];
unsigned char scaling_list_dc_coef_16x16[6];
unsigned char scaling_list_dc_coef_32x32[2];
};
/*
* struct slice_hevc_dpb_entry - each dpb information
*/
struct slice_hevc_dpb_entry {
u64 timestamp;
unsigned char flags;
unsigned char field_pic;
int pic_order_cnt_val;
};
/*
* struct slice_api_hevc_decode_param - parameters for decode.
*/
struct slice_api_hevc_decode_param {
struct slice_hevc_dpb_entry dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
int pic_order_cnt_val;
unsigned short short_term_ref_pic_set_size;
unsigned short long_term_ref_pic_set_size;
unsigned char num_active_dpb_entries;
unsigned char num_poc_st_curr_before;
unsigned char num_poc_st_curr_after;
unsigned char num_poc_lt_curr;
unsigned char poc_st_curr_before[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
unsigned char poc_st_curr_after[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
unsigned char poc_lt_curr[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
unsigned char num_delta_pocs_of_ref_rps_idx;
int flags;
};
/**
* struct hevc_fb - hevc decode frame buffer information
*
* @vdec_fb_va: virtual address of struct vdec_fb
* @y_fb_dma: dma address of Y frame buffer (luma)
* @c_fb_dma: dma address of C frame buffer (chroma)
* @poc: picture order count of frame buffer
* @reserved: for 8 bytes alignment
*/
struct hevc_fb {
u64 vdec_fb_va;
u64 y_fb_dma;
u64 c_fb_dma;
s32 poc;
u32 reserved;
};
/**
* struct vdec_hevc_slice_lat_dec_param - parameters for decode current frame
*
* @sps: hevc sps syntax parameters
* @pps: hevc pps syntax parameters
* @slice_header: hevc slice header syntax parameters
* @scaling_matrix: hevc scaling list parameters
* @decode_params: decoder parameters of each frame used for hardware decode
* @hevc_dpb_info: dpb reference list
*/
struct vdec_hevc_slice_lat_dec_param {
struct mtk_hevc_sps_param sps;
struct mtk_hevc_pps_param pps;
struct mtk_hevc_slice_header_param slice_header;
struct slice_api_hevc_scaling_matrix scaling_matrix;
struct slice_api_hevc_decode_param decode_params;
struct mtk_hevc_dpb_info hevc_dpb_info[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
};
/**
* struct vdec_hevc_slice_info - decode information
*
* @wdma_end_addr_offset: wdma end address offset
* @timeout: Decode timeout: 1 timeout, 0 no timeout
* @vdec_fb_va: VDEC frame buffer struct virtual address
* @crc: Used to check whether hardware's status is right
*/
struct vdec_hevc_slice_info {
u64 wdma_end_addr_offset;
u64 timeout;
u64 vdec_fb_va;
u32 crc[8];
};
/*
* struct vdec_hevc_slice_mem - memory address and size
*/
struct vdec_hevc_slice_mem {
union {
u64 buf;
dma_addr_t dma_addr;
};
union {
size_t size;
dma_addr_t dma_addr_end;
u64 padding;
};
};
/**
* struct vdec_hevc_slice_fb - frame buffer for decoding
* @y: current y buffer address info
* @c: current c buffer address info
*/
struct vdec_hevc_slice_fb {
struct vdec_hevc_slice_mem y;
struct vdec_hevc_slice_mem c;
};
/**
* struct vdec_hevc_slice_vsi - shared memory for decode information exchange
* between SCP and Host.
*
* @bs: input buffer info
*
* @ube: ube buffer
* @trans: transcoded buffer
* @err_map: err map buffer
* @slice_bc: slice bc buffer
* @wrap: temp buffer
*
* @fb: current y/c buffer
* @mv_buf_dma: HW working motion vector buffer
* @dec: decode information (AP-R, VPU-W)
* @hevc_slice_params: decode parameters for hw used
*/
struct vdec_hevc_slice_vsi {
/* used in LAT stage */
struct vdec_hevc_slice_mem bs;
struct vdec_hevc_slice_mem ube;
struct vdec_hevc_slice_mem trans;
struct vdec_hevc_slice_mem err_map;
struct vdec_hevc_slice_mem slice_bc;
struct vdec_hevc_slice_mem wrap;
struct vdec_hevc_slice_fb fb;
struct vdec_hevc_slice_mem mv_buf_dma[HEVC_MAX_MV_NUM];
struct vdec_hevc_slice_info dec;
struct vdec_hevc_slice_lat_dec_param hevc_slice_params;
};
/**
* struct vdec_hevc_slice_share_info - shared information used to exchange
* message between lat and core
*
* @sps: sequence header information from user space
* @dec_params: decoder params from user space
* @hevc_slice_params: decoder params used for hardware
* @trans: trans buffer dma address
*/
struct vdec_hevc_slice_share_info {
struct v4l2_ctrl_hevc_sps sps;
struct v4l2_ctrl_hevc_decode_params dec_params;
struct vdec_hevc_slice_lat_dec_param hevc_slice_params;
struct vdec_hevc_slice_mem trans;
};
/**
* struct vdec_hevc_slice_inst - hevc decoder instance
*
* @slice_dec_num: Number of frames to be decoded
* @ctx: point to mtk_vcodec_dec_ctx
* @mv_buf: HW working motion vector buffer
* @vpu: VPU instance
* @vsi: vsi used for lat
* @vsi_core: vsi used for core
* @wrap_addr: wrap address used for hevc
*
* @hevc_slice_param: the parameters that hardware use to decode
*
* @resolution_changed: resolution changed
* @realloc_mv_buf: reallocate mv buffer
* @cap_num_planes: number of capture queue plane
*/
struct vdec_hevc_slice_inst {
unsigned int slice_dec_num;
struct mtk_vcodec_dec_ctx *ctx;
struct mtk_vcodec_mem mv_buf[HEVC_MAX_MV_NUM];
struct vdec_vpu_inst vpu;
struct vdec_hevc_slice_vsi *vsi;
struct vdec_hevc_slice_vsi *vsi_core;
struct mtk_vcodec_mem wrap_addr;
struct vdec_hevc_slice_lat_dec_param hevc_slice_param;
unsigned int resolution_changed;
unsigned int realloc_mv_buf;
unsigned int cap_num_planes;
};
static unsigned int vdec_hevc_get_mv_buf_size(unsigned int width, unsigned int height)
{
const unsigned int unit_size = (width / 16) * (height / 16) + 8;
return 64 * unit_size;
}
static void *vdec_hevc_get_ctrl_ptr(struct mtk_vcodec_dec_ctx *ctx, int id)
{
struct v4l2_ctrl *ctrl = v4l2_ctrl_find(&ctx->ctrl_hdl, id);
if (!ctrl)
return ERR_PTR(-EINVAL);
return ctrl->p_cur.p;
}
static void vdec_hevc_fill_dpb_info(struct mtk_vcodec_dec_ctx *ctx,
struct slice_api_hevc_decode_param *decode_params,
struct mtk_hevc_dpb_info *hevc_dpb_info)
{
const struct slice_hevc_dpb_entry *dpb;
struct vb2_queue *vq;
struct vb2_buffer *vb;
int index;
vq = v4l2_m2m_get_vq(ctx->m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
for (index = 0; index < V4L2_HEVC_DPB_ENTRIES_NUM_MAX; index++) {
dpb = &decode_params->dpb[index];
if (index >= decode_params->num_active_dpb_entries)
continue;
vb = vb2_find_buffer(vq, dpb->timestamp);
if (!vb) {
dev_err(&ctx->dev->plat_dev->dev,
"Reference invalid: dpb_index(%d) timestamp(%lld)",
index, dpb->timestamp);
continue;
}
hevc_dpb_info[index].field = dpb->field_pic;
hevc_dpb_info[index].y_dma_addr = vb2_dma_contig_plane_dma_addr(vb, 0);
if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2)
hevc_dpb_info[index].c_dma_addr = vb2_dma_contig_plane_dma_addr(vb, 1);
else
hevc_dpb_info[index].c_dma_addr =
hevc_dpb_info[index].y_dma_addr + ctx->picinfo.fb_sz[0];
}
}
static void vdec_hevc_copy_sps_params(struct mtk_hevc_sps_param *dst_param,
const struct v4l2_ctrl_hevc_sps *src_param)
{
GET_HEVC_VDEC_PARAM(video_parameter_set_id);
GET_HEVC_VDEC_PARAM(seq_parameter_set_id);
GET_HEVC_VDEC_PARAM(pic_width_in_luma_samples);
GET_HEVC_VDEC_PARAM(pic_height_in_luma_samples);
GET_HEVC_VDEC_PARAM(bit_depth_luma_minus8);
GET_HEVC_VDEC_PARAM(bit_depth_chroma_minus8);
GET_HEVC_VDEC_PARAM(log2_max_pic_order_cnt_lsb_minus4);
GET_HEVC_VDEC_PARAM(sps_max_dec_pic_buffering_minus1);
GET_HEVC_VDEC_PARAM(sps_max_num_reorder_pics);
GET_HEVC_VDEC_PARAM(sps_max_latency_increase_plus1);
GET_HEVC_VDEC_PARAM(log2_min_luma_coding_block_size_minus3);
GET_HEVC_VDEC_PARAM(log2_diff_max_min_luma_coding_block_size);
GET_HEVC_VDEC_PARAM(log2_min_luma_transform_block_size_minus2);
GET_HEVC_VDEC_PARAM(log2_diff_max_min_luma_transform_block_size);
GET_HEVC_VDEC_PARAM(max_transform_hierarchy_depth_inter);
GET_HEVC_VDEC_PARAM(max_transform_hierarchy_depth_intra);
GET_HEVC_VDEC_PARAM(pcm_sample_bit_depth_luma_minus1);
GET_HEVC_VDEC_PARAM(pcm_sample_bit_depth_chroma_minus1);
GET_HEVC_VDEC_PARAM(log2_min_pcm_luma_coding_block_size_minus3);
GET_HEVC_VDEC_PARAM(log2_diff_max_min_pcm_luma_coding_block_size);
GET_HEVC_VDEC_PARAM(num_short_term_ref_pic_sets);
GET_HEVC_VDEC_PARAM(num_long_term_ref_pics_sps);
GET_HEVC_VDEC_PARAM(chroma_format_idc);
GET_HEVC_VDEC_PARAM(sps_max_sub_layers_minus1);
GET_HEVC_VDEC_FLAG(separate_colour_plane,
V4L2_HEVC_SPS_FLAG_SEPARATE_COLOUR_PLANE);
GET_HEVC_VDEC_FLAG(scaling_list_enabled,
V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED);
GET_HEVC_VDEC_FLAG(amp_enabled,
V4L2_HEVC_SPS_FLAG_AMP_ENABLED);
GET_HEVC_VDEC_FLAG(sample_adaptive_offset,
V4L2_HEVC_SPS_FLAG_SAMPLE_ADAPTIVE_OFFSET);
GET_HEVC_VDEC_FLAG(pcm_enabled,
V4L2_HEVC_SPS_FLAG_PCM_ENABLED);
GET_HEVC_VDEC_FLAG(pcm_loop_filter_disabled,
V4L2_HEVC_SPS_FLAG_PCM_LOOP_FILTER_DISABLED);
GET_HEVC_VDEC_FLAG(long_term_ref_pics_enabled,
V4L2_HEVC_SPS_FLAG_LONG_TERM_REF_PICS_PRESENT);
GET_HEVC_VDEC_FLAG(sps_temporal_mvp_enabled,
V4L2_HEVC_SPS_FLAG_SPS_TEMPORAL_MVP_ENABLED);
GET_HEVC_VDEC_FLAG(strong_intra_smoothing_enabled,
V4L2_HEVC_SPS_FLAG_STRONG_INTRA_SMOOTHING_ENABLED);
}
static void vdec_hevc_copy_pps_params(struct mtk_hevc_pps_param *dst_param,
const struct v4l2_ctrl_hevc_pps *src_param)
{
int i;
GET_HEVC_VDEC_PARAM(pic_parameter_set_id);
GET_HEVC_VDEC_PARAM(num_extra_slice_header_bits);
GET_HEVC_VDEC_PARAM(num_ref_idx_l0_default_active_minus1);
GET_HEVC_VDEC_PARAM(num_ref_idx_l1_default_active_minus1);
GET_HEVC_VDEC_PARAM(init_qp_minus26);
GET_HEVC_VDEC_PARAM(diff_cu_qp_delta_depth);
GET_HEVC_VDEC_PARAM(pps_cb_qp_offset);
GET_HEVC_VDEC_PARAM(pps_cr_qp_offset);
GET_HEVC_VDEC_PARAM(num_tile_columns_minus1);
GET_HEVC_VDEC_PARAM(num_tile_rows_minus1);
GET_HEVC_VDEC_PARAM(init_qp_minus26);
GET_HEVC_VDEC_PARAM(diff_cu_qp_delta_depth);
GET_HEVC_VDEC_PARAM(pic_parameter_set_id);
GET_HEVC_VDEC_PARAM(num_extra_slice_header_bits);
GET_HEVC_VDEC_PARAM(num_ref_idx_l0_default_active_minus1);
GET_HEVC_VDEC_PARAM(num_ref_idx_l1_default_active_minus1);
GET_HEVC_VDEC_PARAM(pps_beta_offset_div2);
GET_HEVC_VDEC_PARAM(pps_tc_offset_div2);
GET_HEVC_VDEC_PARAM(log2_parallel_merge_level_minus2);
for (i = 0; i < ARRAY_SIZE(src_param->column_width_minus1); i++)
GET_HEVC_VDEC_PARAM(column_width_minus1[i]);
for (i = 0; i < ARRAY_SIZE(src_param->row_height_minus1); i++)
GET_HEVC_VDEC_PARAM(row_height_minus1[i]);
GET_HEVC_VDEC_FLAG(dependent_slice_segment_enabled,
V4L2_HEVC_PPS_FLAG_DEPENDENT_SLICE_SEGMENT_ENABLED);
GET_HEVC_VDEC_FLAG(output_flag_present,
V4L2_HEVC_PPS_FLAG_OUTPUT_FLAG_PRESENT);
GET_HEVC_VDEC_FLAG(sign_data_hiding_enabled,
V4L2_HEVC_PPS_FLAG_SIGN_DATA_HIDING_ENABLED);
GET_HEVC_VDEC_FLAG(cabac_init_present,
V4L2_HEVC_PPS_FLAG_CABAC_INIT_PRESENT);
GET_HEVC_VDEC_FLAG(constrained_intra_pred,
V4L2_HEVC_PPS_FLAG_CONSTRAINED_INTRA_PRED);
GET_HEVC_VDEC_FLAG(transform_skip_enabled,
V4L2_HEVC_PPS_FLAG_TRANSFORM_SKIP_ENABLED);
GET_HEVC_VDEC_FLAG(cu_qp_delta_enabled,
V4L2_HEVC_PPS_FLAG_CU_QP_DELTA_ENABLED);
GET_HEVC_VDEC_FLAG(pps_slice_chroma_qp_offsets_present,
V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT);
GET_HEVC_VDEC_FLAG(weighted_pred,
V4L2_HEVC_PPS_FLAG_WEIGHTED_PRED);
GET_HEVC_VDEC_FLAG(weighted_bipred,
V4L2_HEVC_PPS_FLAG_WEIGHTED_BIPRED);
GET_HEVC_VDEC_FLAG(transquant_bypass_enabled,
V4L2_HEVC_PPS_FLAG_TRANSQUANT_BYPASS_ENABLED);
GET_HEVC_VDEC_FLAG(pps_flag_tiles_enabled,
V4L2_HEVC_PPS_FLAG_TILES_ENABLED);
GET_HEVC_VDEC_FLAG(entropy_coding_sync_enabled,
V4L2_HEVC_PPS_FLAG_ENTROPY_CODING_SYNC_ENABLED);
GET_HEVC_VDEC_FLAG(loop_filter_across_tiles_enabled,
V4L2_HEVC_PPS_FLAG_LOOP_FILTER_ACROSS_TILES_ENABLED);
GET_HEVC_VDEC_FLAG(pps_loop_filter_across_slices_enabled,
V4L2_HEVC_PPS_FLAG_PPS_LOOP_FILTER_ACROSS_SLICES_ENABLED);
GET_HEVC_VDEC_FLAG(deblocking_filter_override_enabled,
V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_OVERRIDE_ENABLED);
GET_HEVC_VDEC_FLAG(pps_disable_deflocking_filter,
V4L2_HEVC_PPS_FLAG_PPS_DISABLE_DEBLOCKING_FILTER);
GET_HEVC_VDEC_FLAG(lists_modification_present,
V4L2_HEVC_PPS_FLAG_LISTS_MODIFICATION_PRESENT);
GET_HEVC_VDEC_FLAG(slice_segment_header_extersion_present,
V4L2_HEVC_PPS_FLAG_SLICE_SEGMENT_HEADER_EXTENSION_PRESENT);
GET_HEVC_VDEC_FLAG(deblocking_filter_control_present,
V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT);
GET_HEVC_VDEC_FLAG(uniform_spacing,
V4L2_HEVC_PPS_FLAG_UNIFORM_SPACING);
}
static void vdec_hevc_copy_scaling_matrix(struct slice_api_hevc_scaling_matrix *dst_matrix,
const struct v4l2_ctrl_hevc_scaling_matrix *src_matrix)
{
memcpy(dst_matrix, src_matrix, sizeof(*src_matrix));
}
static void
vdec_hevc_copy_decode_params(struct slice_api_hevc_decode_param *dst_param,
const struct v4l2_ctrl_hevc_decode_params *src_param,
const struct v4l2_hevc_dpb_entry dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX])
{
struct slice_hevc_dpb_entry *dst_entry;
const struct v4l2_hevc_dpb_entry *src_entry;
int i;
for (i = 0; i < ARRAY_SIZE(dst_param->dpb); i++) {
dst_entry = &dst_param->dpb[i];
src_entry = &dpb[i];
dst_entry->timestamp = src_entry->timestamp;
dst_entry->flags = src_entry->flags;
dst_entry->field_pic = src_entry->field_pic;
dst_entry->pic_order_cnt_val = src_entry->pic_order_cnt_val;
GET_HEVC_VDEC_PARAM(poc_st_curr_before[i]);
GET_HEVC_VDEC_PARAM(poc_st_curr_after[i]);
GET_HEVC_VDEC_PARAM(poc_lt_curr[i]);
}
GET_HEVC_VDEC_PARAM(pic_order_cnt_val);
GET_HEVC_VDEC_PARAM(short_term_ref_pic_set_size);
GET_HEVC_VDEC_PARAM(long_term_ref_pic_set_size);
GET_HEVC_VDEC_PARAM(num_active_dpb_entries);
GET_HEVC_VDEC_PARAM(num_poc_st_curr_before);
GET_HEVC_VDEC_PARAM(num_poc_st_curr_after);
GET_HEVC_VDEC_PARAM(num_delta_pocs_of_ref_rps_idx);
GET_HEVC_VDEC_PARAM(num_poc_lt_curr);
GET_HEVC_VDEC_PARAM(flags);
}
static int vdec_hevc_slice_fill_decode_parameters(struct vdec_hevc_slice_inst *inst,
struct vdec_hevc_slice_share_info *share_info)
{
struct vdec_hevc_slice_lat_dec_param *slice_param = &inst->vsi->hevc_slice_params;
const struct v4l2_ctrl_hevc_decode_params *dec_params;
const struct v4l2_ctrl_hevc_scaling_matrix *src_matrix;
const struct v4l2_ctrl_hevc_sps *sps;
const struct v4l2_ctrl_hevc_pps *pps;
dec_params =
vdec_hevc_get_ctrl_ptr(inst->ctx, V4L2_CID_STATELESS_HEVC_DECODE_PARAMS);
if (IS_ERR(dec_params))
return PTR_ERR(dec_params);
src_matrix =
vdec_hevc_get_ctrl_ptr(inst->ctx, V4L2_CID_STATELESS_HEVC_SCALING_MATRIX);
if (IS_ERR(src_matrix))
return PTR_ERR(src_matrix);
sps = vdec_hevc_get_ctrl_ptr(inst->ctx, V4L2_CID_STATELESS_HEVC_SPS);
if (IS_ERR(sps))
return PTR_ERR(sps);
pps = vdec_hevc_get_ctrl_ptr(inst->ctx, V4L2_CID_STATELESS_HEVC_PPS);
if (IS_ERR(pps))
return PTR_ERR(pps);
vdec_hevc_copy_sps_params(&slice_param->sps, sps);
vdec_hevc_copy_pps_params(&slice_param->pps, pps);
vdec_hevc_copy_scaling_matrix(&slice_param->scaling_matrix, src_matrix);
memcpy(&share_info->sps, sps, sizeof(*sps));
memcpy(&share_info->dec_params, dec_params, sizeof(*dec_params));
slice_param->decode_params.num_poc_st_curr_before = dec_params->num_poc_st_curr_before;
slice_param->decode_params.num_poc_st_curr_after = dec_params->num_poc_st_curr_after;
slice_param->decode_params.num_poc_lt_curr = dec_params->num_poc_lt_curr;
slice_param->decode_params.num_delta_pocs_of_ref_rps_idx =
dec_params->num_delta_pocs_of_ref_rps_idx;
return 0;
}
static void vdec_hevc_slice_fill_decode_reflist(struct vdec_hevc_slice_inst *inst,
struct vdec_hevc_slice_lat_dec_param *slice_param,
struct vdec_hevc_slice_share_info *share_info)
{
struct v4l2_ctrl_hevc_decode_params *dec_params = &share_info->dec_params;
vdec_hevc_copy_decode_params(&slice_param->decode_params, dec_params,
share_info->dec_params.dpb);
vdec_hevc_fill_dpb_info(inst->ctx, &slice_param->decode_params,
slice_param->hevc_dpb_info);
}
static int vdec_hevc_slice_alloc_mv_buf(struct vdec_hevc_slice_inst *inst,
struct vdec_pic_info *pic)
{
unsigned int buf_sz = vdec_hevc_get_mv_buf_size(pic->buf_w, pic->buf_h);
struct mtk_vcodec_mem *mem;
int i, err;
mtk_v4l2_vdec_dbg(3, inst->ctx, "allocate mv buffer size = 0x%x", buf_sz);
for (i = 0; i < HEVC_MAX_MV_NUM; i++) {
mem = &inst->mv_buf[i];
if (mem->va)
mtk_vcodec_mem_free(inst->ctx, mem);
mem->size = buf_sz;
err = mtk_vcodec_mem_alloc(inst->ctx, mem);
if (err) {
mtk_vdec_err(inst->ctx, "failed to allocate mv buf");
return err;
}
}
return 0;
}
static void vdec_hevc_slice_free_mv_buf(struct vdec_hevc_slice_inst *inst)
{
int i;
struct mtk_vcodec_mem *mem;
for (i = 0; i < HEVC_MAX_MV_NUM; i++) {
mem = &inst->mv_buf[i];
if (mem->va)
mtk_vcodec_mem_free(inst->ctx, mem);
}
}
static void vdec_hevc_slice_get_pic_info(struct vdec_hevc_slice_inst *inst)
{
struct mtk_vcodec_dec_ctx *ctx = inst->ctx;
u32 data[3];
data[0] = ctx->picinfo.pic_w;
data[1] = ctx->picinfo.pic_h;
data[2] = ctx->capture_fourcc;
vpu_dec_get_param(&inst->vpu, data, 3, GET_PARAM_PIC_INFO);
ctx->picinfo.buf_w = ALIGN(ctx->picinfo.pic_w, VCODEC_DEC_ALIGNED_64);
ctx->picinfo.buf_h = ALIGN(ctx->picinfo.pic_h, VCODEC_DEC_ALIGNED_64);
ctx->picinfo.fb_sz[0] = inst->vpu.fb_sz[0];
ctx->picinfo.fb_sz[1] = inst->vpu.fb_sz[1];
inst->cap_num_planes =
ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes;
mtk_vdec_debug(ctx, "pic(%d, %d), buf(%d, %d)",
ctx->picinfo.pic_w, ctx->picinfo.pic_h,
ctx->picinfo.buf_w, ctx->picinfo.buf_h);
mtk_vdec_debug(ctx, "Y/C(%d, %d)", ctx->picinfo.fb_sz[0],
ctx->picinfo.fb_sz[1]);
if (ctx->last_decoded_picinfo.pic_w != ctx->picinfo.pic_w ||
ctx->last_decoded_picinfo.pic_h != ctx->picinfo.pic_h) {
inst->resolution_changed = true;
if (ctx->last_decoded_picinfo.buf_w != ctx->picinfo.buf_w ||
ctx->last_decoded_picinfo.buf_h != ctx->picinfo.buf_h)
inst->realloc_mv_buf = true;
mtk_v4l2_vdec_dbg(1, inst->ctx, "resChg: (%d %d) : old(%d, %d) -> new(%d, %d)",
inst->resolution_changed,
inst->realloc_mv_buf,
ctx->last_decoded_picinfo.pic_w,
ctx->last_decoded_picinfo.pic_h,
ctx->picinfo.pic_w, ctx->picinfo.pic_h);
}
}
static void vdec_hevc_slice_get_crop_info(struct vdec_hevc_slice_inst *inst,
struct v4l2_rect *cr)
{
cr->left = 0;
cr->top = 0;
cr->width = inst->ctx->picinfo.pic_w;
cr->height = inst->ctx->picinfo.pic_h;
mtk_vdec_debug(inst->ctx, "l=%d, t=%d, w=%d, h=%d",
cr->left, cr->top, cr->width, cr->height);
}
static int vdec_hevc_slice_setup_lat_buffer(struct vdec_hevc_slice_inst *inst,
struct mtk_vcodec_mem *bs,
struct vdec_lat_buf *lat_buf,
bool *res_chg)
{
struct mtk_vcodec_mem *mem;
struct mtk_video_dec_buf *src_buf_info;
struct vdec_hevc_slice_share_info *share_info;
int i, err;
inst->vsi->bs.dma_addr = (u64)bs->dma_addr;
inst->vsi->bs.size = bs->size;
src_buf_info = container_of(bs, struct mtk_video_dec_buf, bs_buffer);
lat_buf->src_buf_req = src_buf_info->m2m_buf.vb.vb2_buf.req_obj.req;
v4l2_m2m_buf_copy_metadata(&src_buf_info->m2m_buf.vb, &lat_buf->ts_info, true);
*res_chg = inst->resolution_changed;
if (inst->resolution_changed) {
mtk_vdec_debug(inst->ctx, "- resolution changed -");
if (inst->realloc_mv_buf) {
err = vdec_hevc_slice_alloc_mv_buf(inst, &inst->ctx->picinfo);
inst->realloc_mv_buf = false;
if (err)
return err;
}
inst->resolution_changed = false;
}
for (i = 0; i < HEVC_MAX_MV_NUM; i++) {
mem = &inst->mv_buf[i];
inst->vsi->mv_buf_dma[i].dma_addr = mem->dma_addr;
inst->vsi->mv_buf_dma[i].size = mem->size;
}
inst->vsi->ube.dma_addr = lat_buf->ctx->msg_queue.wdma_addr.dma_addr;
inst->vsi->ube.size = lat_buf->ctx->msg_queue.wdma_addr.size;
inst->vsi->err_map.dma_addr = lat_buf->wdma_err_addr.dma_addr;
inst->vsi->err_map.size = lat_buf->wdma_err_addr.size;
inst->vsi->slice_bc.dma_addr = lat_buf->slice_bc_addr.dma_addr;
inst->vsi->slice_bc.size = lat_buf->slice_bc_addr.size;
inst->vsi->trans.dma_addr_end = inst->ctx->msg_queue.wdma_rptr_addr;
inst->vsi->trans.dma_addr = inst->ctx->msg_queue.wdma_wptr_addr;
share_info = lat_buf->private_data;
share_info->trans.dma_addr = inst->vsi->trans.dma_addr;
share_info->trans.dma_addr_end = inst->vsi->trans.dma_addr_end;
mtk_vdec_debug(inst->ctx, "lat: ube addr/size(0x%llx 0x%llx) err:0x%llx",
inst->vsi->ube.buf,
inst->vsi->ube.padding,
inst->vsi->err_map.buf);
mtk_vdec_debug(inst->ctx, "slice addr/size(0x%llx 0x%llx) trans start/end((0x%llx 0x%llx))",
inst->vsi->slice_bc.buf,
inst->vsi->slice_bc.padding,
inst->vsi->trans.buf,
inst->vsi->trans.padding);
return 0;
}
static int vdec_hevc_slice_setup_core_buffer(struct vdec_hevc_slice_inst *inst,
struct vdec_hevc_slice_share_info *share_info,
struct vdec_lat_buf *lat_buf)
{
struct mtk_vcodec_mem *mem;
struct mtk_vcodec_dec_ctx *ctx = inst->ctx;
struct vb2_v4l2_buffer *vb2_v4l2;
struct vdec_fb *fb;
u64 y_fb_dma, c_fb_dma;
int i;
fb = ctx->dev->vdec_pdata->get_cap_buffer(ctx);
if (!fb) {
mtk_vdec_err(inst->ctx, "fb buffer is NULL");
return -EBUSY;
}
y_fb_dma = (u64)fb->base_y.dma_addr;
if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 1)
c_fb_dma =
y_fb_dma + inst->ctx->picinfo.buf_w * inst->ctx->picinfo.buf_h;
else
c_fb_dma = (u64)fb->base_c.dma_addr;
mtk_vdec_debug(inst->ctx, "[hevc-core] y/c addr = 0x%llx 0x%llx", y_fb_dma, c_fb_dma);
inst->vsi_core->fb.y.dma_addr = y_fb_dma;
inst->vsi_core->fb.y.size = ctx->picinfo.fb_sz[0];
inst->vsi_core->fb.c.dma_addr = c_fb_dma;
inst->vsi_core->fb.y.size = ctx->picinfo.fb_sz[1];
inst->vsi_core->dec.vdec_fb_va = (unsigned long)fb;
inst->vsi_core->ube.dma_addr = lat_buf->ctx->msg_queue.wdma_addr.dma_addr;
inst->vsi_core->ube.size = lat_buf->ctx->msg_queue.wdma_addr.size;
inst->vsi_core->err_map.dma_addr = lat_buf->wdma_err_addr.dma_addr;
inst->vsi_core->err_map.size = lat_buf->wdma_err_addr.size;
inst->vsi_core->slice_bc.dma_addr = lat_buf->slice_bc_addr.dma_addr;
inst->vsi_core->slice_bc.size = lat_buf->slice_bc_addr.size;
inst->vsi_core->trans.dma_addr = share_info->trans.dma_addr;
inst->vsi_core->trans.dma_addr_end = share_info->trans.dma_addr_end;
inst->vsi_core->wrap.dma_addr = inst->wrap_addr.dma_addr;
inst->vsi_core->wrap.size = inst->wrap_addr.size;
for (i = 0; i < HEVC_MAX_MV_NUM; i++) {
mem = &inst->mv_buf[i];
inst->vsi_core->mv_buf_dma[i].dma_addr = mem->dma_addr;
inst->vsi_core->mv_buf_dma[i].size = mem->size;
}
vb2_v4l2 = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
v4l2_m2m_buf_copy_metadata(&lat_buf->ts_info, vb2_v4l2, true);
return 0;
}
static int vdec_hevc_slice_init(struct mtk_vcodec_dec_ctx *ctx)
{
struct vdec_hevc_slice_inst *inst;
int err, vsi_size;
inst = kzalloc(sizeof(*inst), GFP_KERNEL);
if (!inst)
return -ENOMEM;
inst->ctx = ctx;
inst->vpu.id = SCP_IPI_VDEC_LAT;
inst->vpu.core_id = SCP_IPI_VDEC_CORE;
inst->vpu.ctx = ctx;
inst->vpu.codec_type = ctx->current_codec;
inst->vpu.capture_type = ctx->capture_fourcc;
err = vpu_dec_init(&inst->vpu);
if (err) {
mtk_vdec_err(ctx, "vdec_hevc init err=%d", err);
goto error_free_inst;
}
vsi_size = round_up(sizeof(struct vdec_hevc_slice_vsi), VCODEC_DEC_ALIGNED_64);
inst->vsi = inst->vpu.vsi;
inst->vsi_core =
(struct vdec_hevc_slice_vsi *)(((char *)inst->vpu.vsi) + vsi_size);
inst->resolution_changed = true;
inst->realloc_mv_buf = true;
inst->wrap_addr.size = VDEC_HEVC_WRAP_SZ;
err = mtk_vcodec_mem_alloc(ctx, &inst->wrap_addr);
if (err)
goto error_free_inst;
mtk_vdec_debug(ctx, "lat struct size = %d,%d,%d,%d vsi: %d\n",
(int)sizeof(struct mtk_hevc_sps_param),
(int)sizeof(struct mtk_hevc_pps_param),
(int)sizeof(struct vdec_hevc_slice_lat_dec_param),
(int)sizeof(struct mtk_hevc_dpb_info),
vsi_size);
mtk_vdec_debug(ctx, "lat hevc instance >> %p, codec_type = 0x%x",
inst, inst->vpu.codec_type);
ctx->drv_handle = inst;
return 0;
error_free_inst:
kfree(inst);
return err;
}
static void vdec_hevc_slice_deinit(void *h_vdec)
{
struct vdec_hevc_slice_inst *inst = h_vdec;
struct mtk_vcodec_mem *mem;
vpu_dec_deinit(&inst->vpu);
vdec_hevc_slice_free_mv_buf(inst);
mem = &inst->wrap_addr;
if (mem->va)
mtk_vcodec_mem_free(inst->ctx, mem);
vdec_msg_queue_deinit(&inst->ctx->msg_queue, inst->ctx);
kfree(inst);
}
static int vdec_hevc_slice_core_decode(struct vdec_lat_buf *lat_buf)
{
int err, timeout;
struct mtk_vcodec_dec_ctx *ctx = lat_buf->ctx;
struct vdec_hevc_slice_inst *inst = ctx->drv_handle;
struct vdec_hevc_slice_share_info *share_info = lat_buf->private_data;
struct vdec_vpu_inst *vpu = &inst->vpu;
mtk_vdec_debug(ctx, "[hevc-core] vdec_hevc core decode");
memcpy(&inst->vsi_core->hevc_slice_params, &share_info->hevc_slice_params,
sizeof(share_info->hevc_slice_params));
err = vdec_hevc_slice_setup_core_buffer(inst, share_info, lat_buf);
if (err)
goto vdec_dec_end;
vdec_hevc_slice_fill_decode_reflist(inst, &inst->vsi_core->hevc_slice_params,
share_info);
err = vpu_dec_core(vpu);
if (err) {
mtk_vdec_err(ctx, "core decode err=%d", err);
goto vdec_dec_end;
}
/* wait decoder done interrupt */
timeout = mtk_vcodec_wait_for_done_ctx(inst->ctx, MTK_INST_IRQ_RECEIVED,
WAIT_INTR_TIMEOUT_MS, MTK_VDEC_CORE);
if (timeout)
mtk_vdec_err(ctx, "core decode timeout: pic_%d", ctx->decoded_frame_cnt);
inst->vsi_core->dec.timeout = !!timeout;
vpu_dec_core_end(vpu);
mtk_vdec_debug(ctx, "pic[%d] crc: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x",
ctx->decoded_frame_cnt,
inst->vsi_core->dec.crc[0], inst->vsi_core->dec.crc[1],
inst->vsi_core->dec.crc[2], inst->vsi_core->dec.crc[3],
inst->vsi_core->dec.crc[4], inst->vsi_core->dec.crc[5],
inst->vsi_core->dec.crc[6], inst->vsi_core->dec.crc[7]);
vdec_dec_end:
vdec_msg_queue_update_ube_rptr(&lat_buf->ctx->msg_queue, share_info->trans.dma_addr_end);
ctx->dev->vdec_pdata->cap_to_disp(ctx, !!err, lat_buf->src_buf_req);
mtk_vdec_debug(ctx, "core decode done err=%d", err);
ctx->decoded_frame_cnt++;
return 0;
}
static int vdec_hevc_slice_lat_decode(void *h_vdec, struct mtk_vcodec_mem *bs,
struct vdec_fb *fb, bool *res_chg)
{
struct vdec_hevc_slice_inst *inst = h_vdec;
struct vdec_vpu_inst *vpu = &inst->vpu;
int err, timeout = 0;
unsigned int data[2];
struct vdec_lat_buf *lat_buf;
struct vdec_hevc_slice_share_info *share_info;
if (vdec_msg_queue_init(&inst->ctx->msg_queue, inst->ctx,
vdec_hevc_slice_core_decode,
sizeof(*share_info)))
return -ENOMEM;
/* bs NULL means flush decoder */
if (!bs) {
vdec_msg_queue_wait_lat_buf_full(&inst->ctx->msg_queue);
return vpu_dec_reset(vpu);
}
lat_buf = vdec_msg_queue_dqbuf(&inst->ctx->msg_queue.lat_ctx);
if (!lat_buf) {
mtk_vdec_debug(inst->ctx, "failed to get lat buffer");
return -EAGAIN;
}
share_info = lat_buf->private_data;
err = vdec_hevc_slice_fill_decode_parameters(inst, share_info);
if (err)
goto err_free_fb_out;
err = vdec_hevc_slice_setup_lat_buffer(inst, bs, lat_buf, res_chg);
if (err)
goto err_free_fb_out;
err = vpu_dec_start(vpu, data, 2);
if (err) {
mtk_vdec_debug(inst->ctx, "lat decode err: %d", err);
goto err_free_fb_out;
}
if (IS_VDEC_INNER_RACING(inst->ctx->dev->dec_capability)) {
memcpy(&share_info->hevc_slice_params, &inst->vsi->hevc_slice_params,
sizeof(share_info->hevc_slice_params));
vdec_msg_queue_qbuf(&inst->ctx->msg_queue.core_ctx, lat_buf);
}
/* wait decoder done interrupt */
timeout = mtk_vcodec_wait_for_done_ctx(inst->ctx, MTK_INST_IRQ_RECEIVED,
WAIT_INTR_TIMEOUT_MS, MTK_VDEC_LAT0);
if (timeout)
mtk_vdec_err(inst->ctx, "lat decode timeout: pic_%d", inst->slice_dec_num);
inst->vsi->dec.timeout = !!timeout;
err = vpu_dec_end(vpu);
if (err == SLICE_HEADER_FULL || err == TRANS_BUFFER_FULL) {
if (!IS_VDEC_INNER_RACING(inst->ctx->dev->dec_capability))
vdec_msg_queue_qbuf(&inst->ctx->msg_queue.lat_ctx, lat_buf);
inst->slice_dec_num++;
mtk_vdec_err(inst->ctx, "lat dec fail: pic_%d err:%d", inst->slice_dec_num, err);
return -EINVAL;
}
share_info->trans.dma_addr_end = inst->ctx->msg_queue.wdma_addr.dma_addr +
inst->vsi->dec.wdma_end_addr_offset;
vdec_msg_queue_update_ube_wptr(&lat_buf->ctx->msg_queue, share_info->trans.dma_addr_end);
if (!IS_VDEC_INNER_RACING(inst->ctx->dev->dec_capability)) {
memcpy(&share_info->hevc_slice_params, &inst->vsi->hevc_slice_params,
sizeof(share_info->hevc_slice_params));
vdec_msg_queue_qbuf(&inst->ctx->msg_queue.core_ctx, lat_buf);
}
mtk_vdec_debug(inst->ctx, "dec num: %d lat crc: 0x%x 0x%x 0x%x", inst->slice_dec_num,
inst->vsi->dec.crc[0], inst->vsi->dec.crc[1], inst->vsi->dec.crc[2]);
inst->slice_dec_num++;
return 0;
err_free_fb_out:
vdec_msg_queue_qbuf(&inst->ctx->msg_queue.lat_ctx, lat_buf);
mtk_vdec_err(inst->ctx, "slice dec number: %d err: %d", inst->slice_dec_num, err);
return err;
}
static int vdec_hevc_slice_decode(void *h_vdec, struct mtk_vcodec_mem *bs,
struct vdec_fb *unused, bool *res_chg)
{
struct vdec_hevc_slice_inst *inst = h_vdec;
if (!h_vdec || inst->ctx->dev->vdec_pdata->hw_arch == MTK_VDEC_PURE_SINGLE_CORE)
return -EINVAL;
return vdec_hevc_slice_lat_decode(h_vdec, bs, unused, res_chg);
}
static int vdec_hevc_slice_get_param(void *h_vdec, enum vdec_get_param_type type,
void *out)
{
struct vdec_hevc_slice_inst *inst = h_vdec;
switch (type) {
case GET_PARAM_PIC_INFO:
vdec_hevc_slice_get_pic_info(inst);
break;
case GET_PARAM_DPB_SIZE:
*(unsigned int *)out = 6;
break;
case GET_PARAM_CROP_INFO:
vdec_hevc_slice_get_crop_info(inst, out);
break;
default:
mtk_vdec_err(inst->ctx, "invalid get parameter type=%d", type);
return -EINVAL;
}
return 0;
}
const struct vdec_common_if vdec_hevc_slice_multi_if = {
.init = vdec_hevc_slice_init,
.decode = vdec_hevc_slice_decode,
.get_param = vdec_hevc_slice_get_param,
.deinit = vdec_hevc_slice_deinit,
};