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rkvdec-h264.c
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linux-6.19.14/drivers/media/platform/rockchip/rkvdec/rkvdec-h264.c
1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Rockchip Video Decoder H264 backend 4 * 5 * Copyright (C) 2019 Collabora, Ltd. 6 * Boris Brezillon <boris.brezillon@collabora.com> 7 * 8 * Copyright (C) 2016 Rockchip Electronics Co., Ltd. 9 * Jeffy Chen <jeffy.chen@rock-chips.com> 10 */ 11 12#include <media/v4l2-h264.h> 13#include <media/v4l2-mem2mem.h> 14 15#include "rkvdec.h" 16#include "rkvdec-regs.h" 17 18/* Size with u32 units. */ 19#define RKV_CABAC_INIT_BUFFER_SIZE (3680 + 128) 20#define RKV_RPS_SIZE ((128 + 128) / 4) 21#define RKV_ERROR_INFO_SIZE (256 * 144 * 4) 22 23#define RKVDEC_NUM_REFLIST 3 24 25struct rkvdec_h264_scaling_list { 26 u8 scaling_list_4x4[6][16]; 27 u8 scaling_list_8x8[6][64]; 28 u8 padding[128]; 29}; 30 31struct rkvdec_sps_pps_packet { 32 u32 info[8]; 33}; 34 35struct rkvdec_ps_field { 36 u16 offset; 37 u8 len; 38}; 39 40#define PS_FIELD(_offset, _len) \ 41 ((struct rkvdec_ps_field){ _offset, _len }) 42 43#define SEQ_PARAMETER_SET_ID PS_FIELD(0, 4) 44#define PROFILE_IDC PS_FIELD(4, 8) 45#define CONSTRAINT_SET3_FLAG PS_FIELD(12, 1) 46#define CHROMA_FORMAT_IDC PS_FIELD(13, 2) 47#define BIT_DEPTH_LUMA PS_FIELD(15, 3) 48#define BIT_DEPTH_CHROMA PS_FIELD(18, 3) 49#define QPPRIME_Y_ZERO_TRANSFORM_BYPASS_FLAG PS_FIELD(21, 1) 50#define LOG2_MAX_FRAME_NUM_MINUS4 PS_FIELD(22, 4) 51#define MAX_NUM_REF_FRAMES PS_FIELD(26, 5) 52#define PIC_ORDER_CNT_TYPE PS_FIELD(31, 2) 53#define LOG2_MAX_PIC_ORDER_CNT_LSB_MINUS4 PS_FIELD(33, 4) 54#define DELTA_PIC_ORDER_ALWAYS_ZERO_FLAG PS_FIELD(37, 1) 55#define PIC_WIDTH_IN_MBS PS_FIELD(38, 9) 56#define PIC_HEIGHT_IN_MBS PS_FIELD(47, 9) 57#define FRAME_MBS_ONLY_FLAG PS_FIELD(56, 1) 58#define MB_ADAPTIVE_FRAME_FIELD_FLAG PS_FIELD(57, 1) 59#define DIRECT_8X8_INFERENCE_FLAG PS_FIELD(58, 1) 60#define MVC_EXTENSION_ENABLE PS_FIELD(59, 1) 61#define NUM_VIEWS PS_FIELD(60, 2) 62#define VIEW_ID(i) PS_FIELD(62 + ((i) * 10), 10) 63#define NUM_ANCHOR_REFS_L(i) PS_FIELD(82 + ((i) * 11), 1) 64#define ANCHOR_REF_L(i) PS_FIELD(83 + ((i) * 11), 10) 65#define NUM_NON_ANCHOR_REFS_L(i) PS_FIELD(104 + ((i) * 11), 1) 66#define NON_ANCHOR_REFS_L(i) PS_FIELD(105 + ((i) * 11), 10) 67#define PIC_PARAMETER_SET_ID PS_FIELD(128, 8) 68#define PPS_SEQ_PARAMETER_SET_ID PS_FIELD(136, 5) 69#define ENTROPY_CODING_MODE_FLAG PS_FIELD(141, 1) 70#define BOTTOM_FIELD_PIC_ORDER_IN_FRAME_PRESENT_FLAG PS_FIELD(142, 1) 71#define NUM_REF_IDX_L_DEFAULT_ACTIVE_MINUS1(i) PS_FIELD(143 + ((i) * 5), 5) 72#define WEIGHTED_PRED_FLAG PS_FIELD(153, 1) 73#define WEIGHTED_BIPRED_IDC PS_FIELD(154, 2) 74#define PIC_INIT_QP_MINUS26 PS_FIELD(156, 7) 75#define PIC_INIT_QS_MINUS26 PS_FIELD(163, 6) 76#define CHROMA_QP_INDEX_OFFSET PS_FIELD(169, 5) 77#define DEBLOCKING_FILTER_CONTROL_PRESENT_FLAG PS_FIELD(174, 1) 78#define CONSTRAINED_INTRA_PRED_FLAG PS_FIELD(175, 1) 79#define REDUNDANT_PIC_CNT_PRESENT PS_FIELD(176, 1) 80#define TRANSFORM_8X8_MODE_FLAG PS_FIELD(177, 1) 81#define SECOND_CHROMA_QP_INDEX_OFFSET PS_FIELD(178, 5) 82#define SCALING_LIST_ENABLE_FLAG PS_FIELD(183, 1) 83#define SCALING_LIST_ADDRESS PS_FIELD(184, 32) 84#define IS_LONG_TERM(i) PS_FIELD(216 + (i), 1) 85 86#define DPB_OFFS(i, j) (288 + ((j) * 32 * 7) + ((i) * 7)) 87#define DPB_INFO(i, j) PS_FIELD(DPB_OFFS(i, j), 5) 88#define BOTTOM_FLAG(i, j) PS_FIELD(DPB_OFFS(i, j) + 5, 1) 89#define VIEW_INDEX_OFF(i, j) PS_FIELD(DPB_OFFS(i, j) + 6, 1) 90 91/* Data structure describing auxiliary buffer format. */ 92struct rkvdec_h264_priv_tbl { 93 s8 cabac_table[4][464][2]; 94 struct rkvdec_h264_scaling_list scaling_list; 95 u32 rps[RKV_RPS_SIZE]; 96 struct rkvdec_sps_pps_packet param_set[256]; 97 u8 err_info[RKV_ERROR_INFO_SIZE]; 98}; 99 100struct rkvdec_h264_reflists { 101 struct v4l2_h264_reference p[V4L2_H264_REF_LIST_LEN]; 102 struct v4l2_h264_reference b0[V4L2_H264_REF_LIST_LEN]; 103 struct v4l2_h264_reference b1[V4L2_H264_REF_LIST_LEN]; 104}; 105 106struct rkvdec_h264_run { 107 struct rkvdec_run base; 108 const struct v4l2_ctrl_h264_decode_params *decode_params; 109 const struct v4l2_ctrl_h264_sps *sps; 110 const struct v4l2_ctrl_h264_pps *pps; 111 const struct v4l2_ctrl_h264_scaling_matrix *scaling_matrix; 112 struct vb2_buffer *ref_buf[V4L2_H264_NUM_DPB_ENTRIES]; 113}; 114 115struct rkvdec_h264_ctx { 116 struct rkvdec_aux_buf priv_tbl; 117 struct rkvdec_h264_reflists reflists; 118}; 119 120#define CABAC_ENTRY(ctxidx, idc0_m, idc0_n, idc1_m, idc1_n, \ 121 idc2_m, idc2_n, intra_m, intra_n) \ 122 [0][(ctxidx)] = {idc0_m, idc0_n}, \ 123 [1][(ctxidx)] = {idc1_m, idc1_n}, \ 124 [2][(ctxidx)] = {idc2_m, idc2_n}, \ 125 [3][(ctxidx)] = {intra_m, intra_n} 126 127/* 128 * Constant CABAC table. 129 * Built from the tables described in section '9.3.1.1 Initialisation process 130 * for context variables' of the H264 spec. 131 */ 132static const s8 rkvdec_h264_cabac_table[4][464][2] = { 133 /* Table 9-12 – Values of variables m and n for ctxIdx from 0 to 10 */ 134 CABAC_ENTRY(0, 20, -15, 20, -15, 20, -15, 20, -15), 135 CABAC_ENTRY(1, 2, 54, 2, 54, 2, 54, 2, 54), 136 CABAC_ENTRY(2, 3, 74, 3, 74, 3, 74, 3, 74), 137 CABAC_ENTRY(3, 20, -15, 20, -15, 20, -15, 20, -15), 138 CABAC_ENTRY(4, 2, 54, 2, 54, 2, 54, 2, 54), 139 CABAC_ENTRY(5, 3, 74, 3, 74, 3, 74, 3, 74), 140 CABAC_ENTRY(6, -28, 127, -28, 127, -28, 127, -28, 127), 141 CABAC_ENTRY(7, -23, 104, -23, 104, -23, 104, -23, 104), 142 CABAC_ENTRY(8, -6, 53, -6, 53, -6, 53, -6, 53), 143 CABAC_ENTRY(9, -1, 54, -1, 54, -1, 54, -1, 54), 144 CABAC_ENTRY(10, 7, 51, 7, 51, 7, 51, 7, 51), 145 146 /* Table 9-13 – Values of variables m and n for ctxIdx from 11 to 23 */ 147 CABAC_ENTRY(11, 23, 33, 22, 25, 29, 16, 0, 0), 148 CABAC_ENTRY(12, 23, 2, 34, 0, 25, 0, 0, 0), 149 CABAC_ENTRY(13, 21, 0, 16, 0, 14, 0, 0, 0), 150 CABAC_ENTRY(14, 1, 9, -2, 9, -10, 51, 0, 0), 151 CABAC_ENTRY(15, 0, 49, 4, 41, -3, 62, 0, 0), 152 CABAC_ENTRY(16, -37, 118, -29, 118, -27, 99, 0, 0), 153 CABAC_ENTRY(17, 5, 57, 2, 65, 26, 16, 0, 0), 154 CABAC_ENTRY(18, -13, 78, -6, 71, -4, 85, 0, 0), 155 CABAC_ENTRY(19, -11, 65, -13, 79, -24, 102, 0, 0), 156 CABAC_ENTRY(20, 1, 62, 5, 52, 5, 57, 0, 0), 157 CABAC_ENTRY(21, 12, 49, 9, 50, 6, 57, 0, 0), 158 CABAC_ENTRY(22, -4, 73, -3, 70, -17, 73, 0, 0), 159 CABAC_ENTRY(23, 17, 50, 10, 54, 14, 57, 0, 0), 160 161 /* Table 9-14 – Values of variables m and n for ctxIdx from 24 to 39 */ 162 CABAC_ENTRY(24, 18, 64, 26, 34, 20, 40, 0, 0), 163 CABAC_ENTRY(25, 9, 43, 19, 22, 20, 10, 0, 0), 164 CABAC_ENTRY(26, 29, 0, 40, 0, 29, 0, 0, 0), 165 CABAC_ENTRY(27, 26, 67, 57, 2, 54, 0, 0, 0), 166 CABAC_ENTRY(28, 16, 90, 41, 36, 37, 42, 0, 0), 167 CABAC_ENTRY(29, 9, 104, 26, 69, 12, 97, 0, 0), 168 CABAC_ENTRY(30, -46, 127, -45, 127, -32, 127, 0, 0), 169 CABAC_ENTRY(31, -20, 104, -15, 101, -22, 117, 0, 0), 170 CABAC_ENTRY(32, 1, 67, -4, 76, -2, 74, 0, 0), 171 CABAC_ENTRY(33, -13, 78, -6, 71, -4, 85, 0, 0), 172 CABAC_ENTRY(34, -11, 65, -13, 79, -24, 102, 0, 0), 173 CABAC_ENTRY(35, 1, 62, 5, 52, 5, 57, 0, 0), 174 CABAC_ENTRY(36, -6, 86, 6, 69, -6, 93, 0, 0), 175 CABAC_ENTRY(37, -17, 95, -13, 90, -14, 88, 0, 0), 176 CABAC_ENTRY(38, -6, 61, 0, 52, -6, 44, 0, 0), 177 CABAC_ENTRY(39, 9, 45, 8, 43, 4, 55, 0, 0), 178 179 /* Table 9-15 – Values of variables m and n for ctxIdx from 40 to 53 */ 180 CABAC_ENTRY(40, -3, 69, -2, 69, -11, 89, 0, 0), 181 CABAC_ENTRY(41, -6, 81, -5, 82, -15, 103, 0, 0), 182 CABAC_ENTRY(42, -11, 96, -10, 96, -21, 116, 0, 0), 183 CABAC_ENTRY(43, 6, 55, 2, 59, 19, 57, 0, 0), 184 CABAC_ENTRY(44, 7, 67, 2, 75, 20, 58, 0, 0), 185 CABAC_ENTRY(45, -5, 86, -3, 87, 4, 84, 0, 0), 186 CABAC_ENTRY(46, 2, 88, -3, 100, 6, 96, 0, 0), 187 CABAC_ENTRY(47, 0, 58, 1, 56, 1, 63, 0, 0), 188 CABAC_ENTRY(48, -3, 76, -3, 74, -5, 85, 0, 0), 189 CABAC_ENTRY(49, -10, 94, -6, 85, -13, 106, 0, 0), 190 CABAC_ENTRY(50, 5, 54, 0, 59, 5, 63, 0, 0), 191 CABAC_ENTRY(51, 4, 69, -3, 81, 6, 75, 0, 0), 192 CABAC_ENTRY(52, -3, 81, -7, 86, -3, 90, 0, 0), 193 CABAC_ENTRY(53, 0, 88, -5, 95, -1, 101, 0, 0), 194 195 /* Table 9-16 – Values of variables m and n for ctxIdx from 54 to 59 */ 196 CABAC_ENTRY(54, -7, 67, -1, 66, 3, 55, 0, 0), 197 CABAC_ENTRY(55, -5, 74, -1, 77, -4, 79, 0, 0), 198 CABAC_ENTRY(56, -4, 74, 1, 70, -2, 75, 0, 0), 199 CABAC_ENTRY(57, -5, 80, -2, 86, -12, 97, 0, 0), 200 CABAC_ENTRY(58, -7, 72, -5, 72, -7, 50, 0, 0), 201 CABAC_ENTRY(59, 1, 58, 0, 61, 1, 60, 0, 0), 202 203 /* Table 9-17 – Values of variables m and n for ctxIdx from 60 to 69 */ 204 CABAC_ENTRY(60, 0, 41, 0, 41, 0, 41, 0, 41), 205 CABAC_ENTRY(61, 0, 63, 0, 63, 0, 63, 0, 63), 206 CABAC_ENTRY(62, 0, 63, 0, 63, 0, 63, 0, 63), 207 CABAC_ENTRY(63, 0, 63, 0, 63, 0, 63, 0, 63), 208 CABAC_ENTRY(64, -9, 83, -9, 83, -9, 83, -9, 83), 209 CABAC_ENTRY(65, 4, 86, 4, 86, 4, 86, 4, 86), 210 CABAC_ENTRY(66, 0, 97, 0, 97, 0, 97, 0, 97), 211 CABAC_ENTRY(67, -7, 72, -7, 72, -7, 72, -7, 72), 212 CABAC_ENTRY(68, 13, 41, 13, 41, 13, 41, 13, 41), 213 CABAC_ENTRY(69, 3, 62, 3, 62, 3, 62, 3, 62), 214 215 /* Table 9-18 – Values of variables m and n for ctxIdx from 70 to 104 */ 216 CABAC_ENTRY(70, 0, 45, 13, 15, 7, 34, 0, 11), 217 CABAC_ENTRY(71, -4, 78, 7, 51, -9, 88, 1, 55), 218 CABAC_ENTRY(72, -3, 96, 2, 80, -20, 127, 0, 69), 219 CABAC_ENTRY(73, -27, 126, -39, 127, -36, 127, -17, 127), 220 CABAC_ENTRY(74, -28, 98, -18, 91, -17, 91, -13, 102), 221 CABAC_ENTRY(75, -25, 101, -17, 96, -14, 95, 0, 82), 222 CABAC_ENTRY(76, -23, 67, -26, 81, -25, 84, -7, 74), 223 CABAC_ENTRY(77, -28, 82, -35, 98, -25, 86, -21, 107), 224 CABAC_ENTRY(78, -20, 94, -24, 102, -12, 89, -27, 127), 225 CABAC_ENTRY(79, -16, 83, -23, 97, -17, 91, -31, 127), 226 CABAC_ENTRY(80, -22, 110, -27, 119, -31, 127, -24, 127), 227 CABAC_ENTRY(81, -21, 91, -24, 99, -14, 76, -18, 95), 228 CABAC_ENTRY(82, -18, 102, -21, 110, -18, 103, -27, 127), 229 CABAC_ENTRY(83, -13, 93, -18, 102, -13, 90, -21, 114), 230 CABAC_ENTRY(84, -29, 127, -36, 127, -37, 127, -30, 127), 231 CABAC_ENTRY(85, -7, 92, 0, 80, 11, 80, -17, 123), 232 CABAC_ENTRY(86, -5, 89, -5, 89, 5, 76, -12, 115), 233 CABAC_ENTRY(87, -7, 96, -7, 94, 2, 84, -16, 122), 234 CABAC_ENTRY(88, -13, 108, -4, 92, 5, 78, -11, 115), 235 CABAC_ENTRY(89, -3, 46, 0, 39, -6, 55, -12, 63), 236 CABAC_ENTRY(90, -1, 65, 0, 65, 4, 61, -2, 68), 237 CABAC_ENTRY(91, -1, 57, -15, 84, -14, 83, -15, 84), 238 CABAC_ENTRY(92, -9, 93, -35, 127, -37, 127, -13, 104), 239 CABAC_ENTRY(93, -3, 74, -2, 73, -5, 79, -3, 70), 240 CABAC_ENTRY(94, -9, 92, -12, 104, -11, 104, -8, 93), 241 CABAC_ENTRY(95, -8, 87, -9, 91, -11, 91, -10, 90), 242 CABAC_ENTRY(96, -23, 126, -31, 127, -30, 127, -30, 127), 243 CABAC_ENTRY(97, 5, 54, 3, 55, 0, 65, -1, 74), 244 CABAC_ENTRY(98, 6, 60, 7, 56, -2, 79, -6, 97), 245 CABAC_ENTRY(99, 6, 59, 7, 55, 0, 72, -7, 91), 246 CABAC_ENTRY(100, 6, 69, 8, 61, -4, 92, -20, 127), 247 CABAC_ENTRY(101, -1, 48, -3, 53, -6, 56, -4, 56), 248 CABAC_ENTRY(102, 0, 68, 0, 68, 3, 68, -5, 82), 249 CABAC_ENTRY(103, -4, 69, -7, 74, -8, 71, -7, 76), 250 CABAC_ENTRY(104, -8, 88, -9, 88, -13, 98, -22, 125), 251 252 /* Table 9-19 – Values of variables m and n for ctxIdx from 105 to 165 */ 253 CABAC_ENTRY(105, -2, 85, -13, 103, -4, 86, -7, 93), 254 CABAC_ENTRY(106, -6, 78, -13, 91, -12, 88, -11, 87), 255 CABAC_ENTRY(107, -1, 75, -9, 89, -5, 82, -3, 77), 256 CABAC_ENTRY(108, -7, 77, -14, 92, -3, 72, -5, 71), 257 CABAC_ENTRY(109, 2, 54, -8, 76, -4, 67, -4, 63), 258 CABAC_ENTRY(110, 5, 50, -12, 87, -8, 72, -4, 68), 259 CABAC_ENTRY(111, -3, 68, -23, 110, -16, 89, -12, 84), 260 CABAC_ENTRY(112, 1, 50, -24, 105, -9, 69, -7, 62), 261 CABAC_ENTRY(113, 6, 42, -10, 78, -1, 59, -7, 65), 262 CABAC_ENTRY(114, -4, 81, -20, 112, 5, 66, 8, 61), 263 CABAC_ENTRY(115, 1, 63, -17, 99, 4, 57, 5, 56), 264 CABAC_ENTRY(116, -4, 70, -78, 127, -4, 71, -2, 66), 265 CABAC_ENTRY(117, 0, 67, -70, 127, -2, 71, 1, 64), 266 CABAC_ENTRY(118, 2, 57, -50, 127, 2, 58, 0, 61), 267 CABAC_ENTRY(119, -2, 76, -46, 127, -1, 74, -2, 78), 268 CABAC_ENTRY(120, 11, 35, -4, 66, -4, 44, 1, 50), 269 CABAC_ENTRY(121, 4, 64, -5, 78, -1, 69, 7, 52), 270 CABAC_ENTRY(122, 1, 61, -4, 71, 0, 62, 10, 35), 271 CABAC_ENTRY(123, 11, 35, -8, 72, -7, 51, 0, 44), 272 CABAC_ENTRY(124, 18, 25, 2, 59, -4, 47, 11, 38), 273 CABAC_ENTRY(125, 12, 24, -1, 55, -6, 42, 1, 45), 274 CABAC_ENTRY(126, 13, 29, -7, 70, -3, 41, 0, 46), 275 CABAC_ENTRY(127, 13, 36, -6, 75, -6, 53, 5, 44), 276 CABAC_ENTRY(128, -10, 93, -8, 89, 8, 76, 31, 17), 277 CABAC_ENTRY(129, -7, 73, -34, 119, -9, 78, 1, 51), 278 CABAC_ENTRY(130, -2, 73, -3, 75, -11, 83, 7, 50), 279 CABAC_ENTRY(131, 13, 46, 32, 20, 9, 52, 28, 19), 280 CABAC_ENTRY(132, 9, 49, 30, 22, 0, 67, 16, 33), 281 CABAC_ENTRY(133, -7, 100, -44, 127, -5, 90, 14, 62), 282 CABAC_ENTRY(134, 9, 53, 0, 54, 1, 67, -13, 108), 283 CABAC_ENTRY(135, 2, 53, -5, 61, -15, 72, -15, 100), 284 CABAC_ENTRY(136, 5, 53, 0, 58, -5, 75, -13, 101), 285 CABAC_ENTRY(137, -2, 61, -1, 60, -8, 80, -13, 91), 286 CABAC_ENTRY(138, 0, 56, -3, 61, -21, 83, -12, 94), 287 CABAC_ENTRY(139, 0, 56, -8, 67, -21, 64, -10, 88), 288 CABAC_ENTRY(140, -13, 63, -25, 84, -13, 31, -16, 84), 289 CABAC_ENTRY(141, -5, 60, -14, 74, -25, 64, -10, 86), 290 CABAC_ENTRY(142, -1, 62, -5, 65, -29, 94, -7, 83), 291 CABAC_ENTRY(143, 4, 57, 5, 52, 9, 75, -13, 87), 292 CABAC_ENTRY(144, -6, 69, 2, 57, 17, 63, -19, 94), 293 CABAC_ENTRY(145, 4, 57, 0, 61, -8, 74, 1, 70), 294 CABAC_ENTRY(146, 14, 39, -9, 69, -5, 35, 0, 72), 295 CABAC_ENTRY(147, 4, 51, -11, 70, -2, 27, -5, 74), 296 CABAC_ENTRY(148, 13, 68, 18, 55, 13, 91, 18, 59), 297 CABAC_ENTRY(149, 3, 64, -4, 71, 3, 65, -8, 102), 298 CABAC_ENTRY(150, 1, 61, 0, 58, -7, 69, -15, 100), 299 CABAC_ENTRY(151, 9, 63, 7, 61, 8, 77, 0, 95), 300 CABAC_ENTRY(152, 7, 50, 9, 41, -10, 66, -4, 75), 301 CABAC_ENTRY(153, 16, 39, 18, 25, 3, 62, 2, 72), 302 CABAC_ENTRY(154, 5, 44, 9, 32, -3, 68, -11, 75), 303 CABAC_ENTRY(155, 4, 52, 5, 43, -20, 81, -3, 71), 304 CABAC_ENTRY(156, 11, 48, 9, 47, 0, 30, 15, 46), 305 CABAC_ENTRY(157, -5, 60, 0, 44, 1, 7, -13, 69), 306 CABAC_ENTRY(158, -1, 59, 0, 51, -3, 23, 0, 62), 307 CABAC_ENTRY(159, 0, 59, 2, 46, -21, 74, 0, 65), 308 CABAC_ENTRY(160, 22, 33, 19, 38, 16, 66, 21, 37), 309 CABAC_ENTRY(161, 5, 44, -4, 66, -23, 124, -15, 72), 310 CABAC_ENTRY(162, 14, 43, 15, 38, 17, 37, 9, 57), 311 CABAC_ENTRY(163, -1, 78, 12, 42, 44, -18, 16, 54), 312 CABAC_ENTRY(164, 0, 60, 9, 34, 50, -34, 0, 62), 313 CABAC_ENTRY(165, 9, 69, 0, 89, -22, 127, 12, 72), 314 315 /* Table 9-20 – Values of variables m and n for ctxIdx from 166 to 226 */ 316 CABAC_ENTRY(166, 11, 28, 4, 45, 4, 39, 24, 0), 317 CABAC_ENTRY(167, 2, 40, 10, 28, 0, 42, 15, 9), 318 CABAC_ENTRY(168, 3, 44, 10, 31, 7, 34, 8, 25), 319 CABAC_ENTRY(169, 0, 49, 33, -11, 11, 29, 13, 18), 320 CABAC_ENTRY(170, 0, 46, 52, -43, 8, 31, 15, 9), 321 CABAC_ENTRY(171, 2, 44, 18, 15, 6, 37, 13, 19), 322 CABAC_ENTRY(172, 2, 51, 28, 0, 7, 42, 10, 37), 323 CABAC_ENTRY(173, 0, 47, 35, -22, 3, 40, 12, 18), 324 CABAC_ENTRY(174, 4, 39, 38, -25, 8, 33, 6, 29), 325 CABAC_ENTRY(175, 2, 62, 34, 0, 13, 43, 20, 33), 326 CABAC_ENTRY(176, 6, 46, 39, -18, 13, 36, 15, 30), 327 CABAC_ENTRY(177, 0, 54, 32, -12, 4, 47, 4, 45), 328 CABAC_ENTRY(178, 3, 54, 102, -94, 3, 55, 1, 58), 329 CABAC_ENTRY(179, 2, 58, 0, 0, 2, 58, 0, 62), 330 CABAC_ENTRY(180, 4, 63, 56, -15, 6, 60, 7, 61), 331 CABAC_ENTRY(181, 6, 51, 33, -4, 8, 44, 12, 38), 332 CABAC_ENTRY(182, 6, 57, 29, 10, 11, 44, 11, 45), 333 CABAC_ENTRY(183, 7, 53, 37, -5, 14, 42, 15, 39), 334 CABAC_ENTRY(184, 6, 52, 51, -29, 7, 48, 11, 42), 335 CABAC_ENTRY(185, 6, 55, 39, -9, 4, 56, 13, 44), 336 CABAC_ENTRY(186, 11, 45, 52, -34, 4, 52, 16, 45), 337 CABAC_ENTRY(187, 14, 36, 69, -58, 13, 37, 12, 41), 338 CABAC_ENTRY(188, 8, 53, 67, -63, 9, 49, 10, 49), 339 CABAC_ENTRY(189, -1, 82, 44, -5, 19, 58, 30, 34), 340 CABAC_ENTRY(190, 7, 55, 32, 7, 10, 48, 18, 42), 341 CABAC_ENTRY(191, -3, 78, 55, -29, 12, 45, 10, 55), 342 CABAC_ENTRY(192, 15, 46, 32, 1, 0, 69, 17, 51), 343 CABAC_ENTRY(193, 22, 31, 0, 0, 20, 33, 17, 46), 344 CABAC_ENTRY(194, -1, 84, 27, 36, 8, 63, 0, 89), 345 CABAC_ENTRY(195, 25, 7, 33, -25, 35, -18, 26, -19), 346 CABAC_ENTRY(196, 30, -7, 34, -30, 33, -25, 22, -17), 347 CABAC_ENTRY(197, 28, 3, 36, -28, 28, -3, 26, -17), 348 CABAC_ENTRY(198, 28, 4, 38, -28, 24, 10, 30, -25), 349 CABAC_ENTRY(199, 32, 0, 38, -27, 27, 0, 28, -20), 350 CABAC_ENTRY(200, 34, -1, 34, -18, 34, -14, 33, -23), 351 CABAC_ENTRY(201, 30, 6, 35, -16, 52, -44, 37, -27), 352 CABAC_ENTRY(202, 30, 6, 34, -14, 39, -24, 33, -23), 353 CABAC_ENTRY(203, 32, 9, 32, -8, 19, 17, 40, -28), 354 CABAC_ENTRY(204, 31, 19, 37, -6, 31, 25, 38, -17), 355 CABAC_ENTRY(205, 26, 27, 35, 0, 36, 29, 33, -11), 356 CABAC_ENTRY(206, 26, 30, 30, 10, 24, 33, 40, -15), 357 CABAC_ENTRY(207, 37, 20, 28, 18, 34, 15, 41, -6), 358 CABAC_ENTRY(208, 28, 34, 26, 25, 30, 20, 38, 1), 359 CABAC_ENTRY(209, 17, 70, 29, 41, 22, 73, 41, 17), 360 CABAC_ENTRY(210, 1, 67, 0, 75, 20, 34, 30, -6), 361 CABAC_ENTRY(211, 5, 59, 2, 72, 19, 31, 27, 3), 362 CABAC_ENTRY(212, 9, 67, 8, 77, 27, 44, 26, 22), 363 CABAC_ENTRY(213, 16, 30, 14, 35, 19, 16, 37, -16), 364 CABAC_ENTRY(214, 18, 32, 18, 31, 15, 36, 35, -4), 365 CABAC_ENTRY(215, 18, 35, 17, 35, 15, 36, 38, -8), 366 CABAC_ENTRY(216, 22, 29, 21, 30, 21, 28, 38, -3), 367 CABAC_ENTRY(217, 24, 31, 17, 45, 25, 21, 37, 3), 368 CABAC_ENTRY(218, 23, 38, 20, 42, 30, 20, 38, 5), 369 CABAC_ENTRY(219, 18, 43, 18, 45, 31, 12, 42, 0), 370 CABAC_ENTRY(220, 20, 41, 27, 26, 27, 16, 35, 16), 371 CABAC_ENTRY(221, 11, 63, 16, 54, 24, 42, 39, 22), 372 CABAC_ENTRY(222, 9, 59, 7, 66, 0, 93, 14, 48), 373 CABAC_ENTRY(223, 9, 64, 16, 56, 14, 56, 27, 37), 374 CABAC_ENTRY(224, -1, 94, 11, 73, 15, 57, 21, 60), 375 CABAC_ENTRY(225, -2, 89, 10, 67, 26, 38, 12, 68), 376 CABAC_ENTRY(226, -9, 108, -10, 116, -24, 127, 2, 97), 377 378 /* Table 9-21 – Values of variables m and n for ctxIdx from 227 to 275 */ 379 CABAC_ENTRY(227, -6, 76, -23, 112, -24, 115, -3, 71), 380 CABAC_ENTRY(228, -2, 44, -15, 71, -22, 82, -6, 42), 381 CABAC_ENTRY(229, 0, 45, -7, 61, -9, 62, -5, 50), 382 CABAC_ENTRY(230, 0, 52, 0, 53, 0, 53, -3, 54), 383 CABAC_ENTRY(231, -3, 64, -5, 66, 0, 59, -2, 62), 384 CABAC_ENTRY(232, -2, 59, -11, 77, -14, 85, 0, 58), 385 CABAC_ENTRY(233, -4, 70, -9, 80, -13, 89, 1, 63), 386 CABAC_ENTRY(234, -4, 75, -9, 84, -13, 94, -2, 72), 387 CABAC_ENTRY(235, -8, 82, -10, 87, -11, 92, -1, 74), 388 CABAC_ENTRY(236, -17, 102, -34, 127, -29, 127, -9, 91), 389 CABAC_ENTRY(237, -9, 77, -21, 101, -21, 100, -5, 67), 390 CABAC_ENTRY(238, 3, 24, -3, 39, -14, 57, -5, 27), 391 CABAC_ENTRY(239, 0, 42, -5, 53, -12, 67, -3, 39), 392 CABAC_ENTRY(240, 0, 48, -7, 61, -11, 71, -2, 44), 393 CABAC_ENTRY(241, 0, 55, -11, 75, -10, 77, 0, 46), 394 CABAC_ENTRY(242, -6, 59, -15, 77, -21, 85, -16, 64), 395 CABAC_ENTRY(243, -7, 71, -17, 91, -16, 88, -8, 68), 396 CABAC_ENTRY(244, -12, 83, -25, 107, -23, 104, -10, 78), 397 CABAC_ENTRY(245, -11, 87, -25, 111, -15, 98, -6, 77), 398 CABAC_ENTRY(246, -30, 119, -28, 122, -37, 127, -10, 86), 399 CABAC_ENTRY(247, 1, 58, -11, 76, -10, 82, -12, 92), 400 CABAC_ENTRY(248, -3, 29, -10, 44, -8, 48, -15, 55), 401 CABAC_ENTRY(249, -1, 36, -10, 52, -8, 61, -10, 60), 402 CABAC_ENTRY(250, 1, 38, -10, 57, -8, 66, -6, 62), 403 CABAC_ENTRY(251, 2, 43, -9, 58, -7, 70, -4, 65), 404 CABAC_ENTRY(252, -6, 55, -16, 72, -14, 75, -12, 73), 405 CABAC_ENTRY(253, 0, 58, -7, 69, -10, 79, -8, 76), 406 CABAC_ENTRY(254, 0, 64, -4, 69, -9, 83, -7, 80), 407 CABAC_ENTRY(255, -3, 74, -5, 74, -12, 92, -9, 88), 408 CABAC_ENTRY(256, -10, 90, -9, 86, -18, 108, -17, 110), 409 CABAC_ENTRY(257, 0, 70, 2, 66, -4, 79, -11, 97), 410 CABAC_ENTRY(258, -4, 29, -9, 34, -22, 69, -20, 84), 411 CABAC_ENTRY(259, 5, 31, 1, 32, -16, 75, -11, 79), 412 CABAC_ENTRY(260, 7, 42, 11, 31, -2, 58, -6, 73), 413 CABAC_ENTRY(261, 1, 59, 5, 52, 1, 58, -4, 74), 414 CABAC_ENTRY(262, -2, 58, -2, 55, -13, 78, -13, 86), 415 CABAC_ENTRY(263, -3, 72, -2, 67, -9, 83, -13, 96), 416 CABAC_ENTRY(264, -3, 81, 0, 73, -4, 81, -11, 97), 417 CABAC_ENTRY(265, -11, 97, -8, 89, -13, 99, -19, 117), 418 CABAC_ENTRY(266, 0, 58, 3, 52, -13, 81, -8, 78), 419 CABAC_ENTRY(267, 8, 5, 7, 4, -6, 38, -5, 33), 420 CABAC_ENTRY(268, 10, 14, 10, 8, -13, 62, -4, 48), 421 CABAC_ENTRY(269, 14, 18, 17, 8, -6, 58, -2, 53), 422 CABAC_ENTRY(270, 13, 27, 16, 19, -2, 59, -3, 62), 423 CABAC_ENTRY(271, 2, 40, 3, 37, -16, 73, -13, 71), 424 CABAC_ENTRY(272, 0, 58, -1, 61, -10, 76, -10, 79), 425 CABAC_ENTRY(273, -3, 70, -5, 73, -13, 86, -12, 86), 426 CABAC_ENTRY(274, -6, 79, -1, 70, -9, 83, -13, 90), 427 CABAC_ENTRY(275, -8, 85, -4, 78, -10, 87, -14, 97), 428 429 /* Table 9-22 – Values of variables m and n for ctxIdx from 277 to 337 */ 430 CABAC_ENTRY(277, -13, 106, -21, 126, -22, 127, -6, 93), 431 CABAC_ENTRY(278, -16, 106, -23, 124, -25, 127, -6, 84), 432 CABAC_ENTRY(279, -10, 87, -20, 110, -25, 120, -8, 79), 433 CABAC_ENTRY(280, -21, 114, -26, 126, -27, 127, 0, 66), 434 CABAC_ENTRY(281, -18, 110, -25, 124, -19, 114, -1, 71), 435 CABAC_ENTRY(282, -14, 98, -17, 105, -23, 117, 0, 62), 436 CABAC_ENTRY(283, -22, 110, -27, 121, -25, 118, -2, 60), 437 CABAC_ENTRY(284, -21, 106, -27, 117, -26, 117, -2, 59), 438 CABAC_ENTRY(285, -18, 103, -17, 102, -24, 113, -5, 75), 439 CABAC_ENTRY(286, -21, 107, -26, 117, -28, 118, -3, 62), 440 CABAC_ENTRY(287, -23, 108, -27, 116, -31, 120, -4, 58), 441 CABAC_ENTRY(288, -26, 112, -33, 122, -37, 124, -9, 66), 442 CABAC_ENTRY(289, -10, 96, -10, 95, -10, 94, -1, 79), 443 CABAC_ENTRY(290, -12, 95, -14, 100, -15, 102, 0, 71), 444 CABAC_ENTRY(291, -5, 91, -8, 95, -10, 99, 3, 68), 445 CABAC_ENTRY(292, -9, 93, -17, 111, -13, 106, 10, 44), 446 CABAC_ENTRY(293, -22, 94, -28, 114, -50, 127, -7, 62), 447 CABAC_ENTRY(294, -5, 86, -6, 89, -5, 92, 15, 36), 448 CABAC_ENTRY(295, 9, 67, -2, 80, 17, 57, 14, 40), 449 CABAC_ENTRY(296, -4, 80, -4, 82, -5, 86, 16, 27), 450 CABAC_ENTRY(297, -10, 85, -9, 85, -13, 94, 12, 29), 451 CABAC_ENTRY(298, -1, 70, -8, 81, -12, 91, 1, 44), 452 CABAC_ENTRY(299, 7, 60, -1, 72, -2, 77, 20, 36), 453 CABAC_ENTRY(300, 9, 58, 5, 64, 0, 71, 18, 32), 454 CABAC_ENTRY(301, 5, 61, 1, 67, -1, 73, 5, 42), 455 CABAC_ENTRY(302, 12, 50, 9, 56, 4, 64, 1, 48), 456 CABAC_ENTRY(303, 15, 50, 0, 69, -7, 81, 10, 62), 457 CABAC_ENTRY(304, 18, 49, 1, 69, 5, 64, 17, 46), 458 CABAC_ENTRY(305, 17, 54, 7, 69, 15, 57, 9, 64), 459 CABAC_ENTRY(306, 10, 41, -7, 69, 1, 67, -12, 104), 460 CABAC_ENTRY(307, 7, 46, -6, 67, 0, 68, -11, 97), 461 CABAC_ENTRY(308, -1, 51, -16, 77, -10, 67, -16, 96), 462 CABAC_ENTRY(309, 7, 49, -2, 64, 1, 68, -7, 88), 463 CABAC_ENTRY(310, 8, 52, 2, 61, 0, 77, -8, 85), 464 CABAC_ENTRY(311, 9, 41, -6, 67, 2, 64, -7, 85), 465 CABAC_ENTRY(312, 6, 47, -3, 64, 0, 68, -9, 85), 466 CABAC_ENTRY(313, 2, 55, 2, 57, -5, 78, -13, 88), 467 CABAC_ENTRY(314, 13, 41, -3, 65, 7, 55, 4, 66), 468 CABAC_ENTRY(315, 10, 44, -3, 66, 5, 59, -3, 77), 469 CABAC_ENTRY(316, 6, 50, 0, 62, 2, 65, -3, 76), 470 CABAC_ENTRY(317, 5, 53, 9, 51, 14, 54, -6, 76), 471 CABAC_ENTRY(318, 13, 49, -1, 66, 15, 44, 10, 58), 472 CABAC_ENTRY(319, 4, 63, -2, 71, 5, 60, -1, 76), 473 CABAC_ENTRY(320, 6, 64, -2, 75, 2, 70, -1, 83), 474 CABAC_ENTRY(321, -2, 69, -1, 70, -2, 76, -7, 99), 475 CABAC_ENTRY(322, -2, 59, -9, 72, -18, 86, -14, 95), 476 CABAC_ENTRY(323, 6, 70, 14, 60, 12, 70, 2, 95), 477 CABAC_ENTRY(324, 10, 44, 16, 37, 5, 64, 0, 76), 478 CABAC_ENTRY(325, 9, 31, 0, 47, -12, 70, -5, 74), 479 CABAC_ENTRY(326, 12, 43, 18, 35, 11, 55, 0, 70), 480 CABAC_ENTRY(327, 3, 53, 11, 37, 5, 56, -11, 75), 481 CABAC_ENTRY(328, 14, 34, 12, 41, 0, 69, 1, 68), 482 CABAC_ENTRY(329, 10, 38, 10, 41, 2, 65, 0, 65), 483 CABAC_ENTRY(330, -3, 52, 2, 48, -6, 74, -14, 73), 484 CABAC_ENTRY(331, 13, 40, 12, 41, 5, 54, 3, 62), 485 CABAC_ENTRY(332, 17, 32, 13, 41, 7, 54, 4, 62), 486 CABAC_ENTRY(333, 7, 44, 0, 59, -6, 76, -1, 68), 487 CABAC_ENTRY(334, 7, 38, 3, 50, -11, 82, -13, 75), 488 CABAC_ENTRY(335, 13, 50, 19, 40, -2, 77, 11, 55), 489 CABAC_ENTRY(336, 10, 57, 3, 66, -2, 77, 5, 64), 490 CABAC_ENTRY(337, 26, 43, 18, 50, 25, 42, 12, 70), 491 492 /* Table 9-23 – Values of variables m and n for ctxIdx from 338 to 398 */ 493 CABAC_ENTRY(338, 14, 11, 19, -6, 17, -13, 15, 6), 494 CABAC_ENTRY(339, 11, 14, 18, -6, 16, -9, 6, 19), 495 CABAC_ENTRY(340, 9, 11, 14, 0, 17, -12, 7, 16), 496 CABAC_ENTRY(341, 18, 11, 26, -12, 27, -21, 12, 14), 497 CABAC_ENTRY(342, 21, 9, 31, -16, 37, -30, 18, 13), 498 CABAC_ENTRY(343, 23, -2, 33, -25, 41, -40, 13, 11), 499 CABAC_ENTRY(344, 32, -15, 33, -22, 42, -41, 13, 15), 500 CABAC_ENTRY(345, 32, -15, 37, -28, 48, -47, 15, 16), 501 CABAC_ENTRY(346, 34, -21, 39, -30, 39, -32, 12, 23), 502 CABAC_ENTRY(347, 39, -23, 42, -30, 46, -40, 13, 23), 503 CABAC_ENTRY(348, 42, -33, 47, -42, 52, -51, 15, 20), 504 CABAC_ENTRY(349, 41, -31, 45, -36, 46, -41, 14, 26), 505 CABAC_ENTRY(350, 46, -28, 49, -34, 52, -39, 14, 44), 506 CABAC_ENTRY(351, 38, -12, 41, -17, 43, -19, 17, 40), 507 CABAC_ENTRY(352, 21, 29, 32, 9, 32, 11, 17, 47), 508 CABAC_ENTRY(353, 45, -24, 69, -71, 61, -55, 24, 17), 509 CABAC_ENTRY(354, 53, -45, 63, -63, 56, -46, 21, 21), 510 CABAC_ENTRY(355, 48, -26, 66, -64, 62, -50, 25, 22), 511 CABAC_ENTRY(356, 65, -43, 77, -74, 81, -67, 31, 27), 512 CABAC_ENTRY(357, 43, -19, 54, -39, 45, -20, 22, 29), 513 CABAC_ENTRY(358, 39, -10, 52, -35, 35, -2, 19, 35), 514 CABAC_ENTRY(359, 30, 9, 41, -10, 28, 15, 14, 50), 515 CABAC_ENTRY(360, 18, 26, 36, 0, 34, 1, 10, 57), 516 CABAC_ENTRY(361, 20, 27, 40, -1, 39, 1, 7, 63), 517 CABAC_ENTRY(362, 0, 57, 30, 14, 30, 17, -2, 77), 518 CABAC_ENTRY(363, -14, 82, 28, 26, 20, 38, -4, 82), 519 CABAC_ENTRY(364, -5, 75, 23, 37, 18, 45, -3, 94), 520 CABAC_ENTRY(365, -19, 97, 12, 55, 15, 54, 9, 69), 521 CABAC_ENTRY(366, -35, 125, 11, 65, 0, 79, -12, 109), 522 CABAC_ENTRY(367, 27, 0, 37, -33, 36, -16, 36, -35), 523 CABAC_ENTRY(368, 28, 0, 39, -36, 37, -14, 36, -34), 524 CABAC_ENTRY(369, 31, -4, 40, -37, 37, -17, 32, -26), 525 CABAC_ENTRY(370, 27, 6, 38, -30, 32, 1, 37, -30), 526 CABAC_ENTRY(371, 34, 8, 46, -33, 34, 15, 44, -32), 527 CABAC_ENTRY(372, 30, 10, 42, -30, 29, 15, 34, -18), 528 CABAC_ENTRY(373, 24, 22, 40, -24, 24, 25, 34, -15), 529 CABAC_ENTRY(374, 33, 19, 49, -29, 34, 22, 40, -15), 530 CABAC_ENTRY(375, 22, 32, 38, -12, 31, 16, 33, -7), 531 CABAC_ENTRY(376, 26, 31, 40, -10, 35, 18, 35, -5), 532 CABAC_ENTRY(377, 21, 41, 38, -3, 31, 28, 33, 0), 533 CABAC_ENTRY(378, 26, 44, 46, -5, 33, 41, 38, 2), 534 CABAC_ENTRY(379, 23, 47, 31, 20, 36, 28, 33, 13), 535 CABAC_ENTRY(380, 16, 65, 29, 30, 27, 47, 23, 35), 536 CABAC_ENTRY(381, 14, 71, 25, 44, 21, 62, 13, 58), 537 CABAC_ENTRY(382, 8, 60, 12, 48, 18, 31, 29, -3), 538 CABAC_ENTRY(383, 6, 63, 11, 49, 19, 26, 26, 0), 539 CABAC_ENTRY(384, 17, 65, 26, 45, 36, 24, 22, 30), 540 CABAC_ENTRY(385, 21, 24, 22, 22, 24, 23, 31, -7), 541 CABAC_ENTRY(386, 23, 20, 23, 22, 27, 16, 35, -15), 542 CABAC_ENTRY(387, 26, 23, 27, 21, 24, 30, 34, -3), 543 CABAC_ENTRY(388, 27, 32, 33, 20, 31, 29, 34, 3), 544 CABAC_ENTRY(389, 28, 23, 26, 28, 22, 41, 36, -1), 545 CABAC_ENTRY(390, 28, 24, 30, 24, 22, 42, 34, 5), 546 CABAC_ENTRY(391, 23, 40, 27, 34, 16, 60, 32, 11), 547 CABAC_ENTRY(392, 24, 32, 18, 42, 15, 52, 35, 5), 548 CABAC_ENTRY(393, 28, 29, 25, 39, 14, 60, 34, 12), 549 CABAC_ENTRY(394, 23, 42, 18, 50, 3, 78, 39, 11), 550 CABAC_ENTRY(395, 19, 57, 12, 70, -16, 123, 30, 29), 551 CABAC_ENTRY(396, 22, 53, 21, 54, 21, 53, 34, 26), 552 CABAC_ENTRY(397, 22, 61, 14, 71, 22, 56, 29, 39), 553 CABAC_ENTRY(398, 11, 86, 11, 83, 25, 61, 19, 66), 554 555 /* Values of variables m and n for ctxIdx from 399 to 463 (not documented) */ 556 CABAC_ENTRY(399, 12, 40, 25, 32, 21, 33, 31, 21), 557 CABAC_ENTRY(400, 11, 51, 21, 49, 19, 50, 31, 31), 558 CABAC_ENTRY(401, 14, 59, 21, 54, 17, 61, 25, 50), 559 CABAC_ENTRY(402, -4, 79, -5, 85, -3, 78, -17, 120), 560 CABAC_ENTRY(403, -7, 71, -6, 81, -8, 74, -20, 112), 561 CABAC_ENTRY(404, -5, 69, -10, 77, -9, 72, -18, 114), 562 CABAC_ENTRY(405, -9, 70, -7, 81, -10, 72, -11, 85), 563 CABAC_ENTRY(406, -8, 66, -17, 80, -18, 75, -15, 92), 564 CABAC_ENTRY(407, -10, 68, -18, 73, -12, 71, -14, 89), 565 CABAC_ENTRY(408, -19, 73, -4, 74, -11, 63, -26, 71), 566 CABAC_ENTRY(409, -12, 69, -10, 83, -5, 70, -15, 81), 567 CABAC_ENTRY(410, -16, 70, -9, 71, -17, 75, -14, 80), 568 CABAC_ENTRY(411, -15, 67, -9, 67, -14, 72, 0, 68), 569 CABAC_ENTRY(412, -20, 62, -1, 61, -16, 67, -14, 70), 570 CABAC_ENTRY(413, -19, 70, -8, 66, -8, 53, -24, 56), 571 CABAC_ENTRY(414, -16, 66, -14, 66, -14, 59, -23, 68), 572 CABAC_ENTRY(415, -22, 65, 0, 59, -9, 52, -24, 50), 573 CABAC_ENTRY(416, -20, 63, 2, 59, -11, 68, -11, 74), 574 CABAC_ENTRY(417, 9, -2, 17, -10, 9, -2, 23, -13), 575 CABAC_ENTRY(418, 26, -9, 32, -13, 30, -10, 26, -13), 576 CABAC_ENTRY(419, 33, -9, 42, -9, 31, -4, 40, -15), 577 CABAC_ENTRY(420, 39, -7, 49, -5, 33, -1, 49, -14), 578 CABAC_ENTRY(421, 41, -2, 53, 0, 33, 7, 44, 3), 579 CABAC_ENTRY(422, 45, 3, 64, 3, 31, 12, 45, 6), 580 CABAC_ENTRY(423, 49, 9, 68, 10, 37, 23, 44, 34), 581 CABAC_ENTRY(424, 45, 27, 66, 27, 31, 38, 33, 54), 582 CABAC_ENTRY(425, 36, 59, 47, 57, 20, 64, 19, 82), 583 CABAC_ENTRY(426, -6, 66, -5, 71, -9, 71, -3, 75), 584 CABAC_ENTRY(427, -7, 35, 0, 24, -7, 37, -1, 23), 585 CABAC_ENTRY(428, -7, 42, -1, 36, -8, 44, 1, 34), 586 CABAC_ENTRY(429, -8, 45, -2, 42, -11, 49, 1, 43), 587 CABAC_ENTRY(430, -5, 48, -2, 52, -10, 56, 0, 54), 588 CABAC_ENTRY(431, -12, 56, -9, 57, -12, 59, -2, 55), 589 CABAC_ENTRY(432, -6, 60, -6, 63, -8, 63, 0, 61), 590 CABAC_ENTRY(433, -5, 62, -4, 65, -9, 67, 1, 64), 591 CABAC_ENTRY(434, -8, 66, -4, 67, -6, 68, 0, 68), 592 CABAC_ENTRY(435, -8, 76, -7, 82, -10, 79, -9, 92), 593 CABAC_ENTRY(436, -5, 85, -3, 81, -3, 78, -14, 106), 594 CABAC_ENTRY(437, -6, 81, -3, 76, -8, 74, -13, 97), 595 CABAC_ENTRY(438, -10, 77, -7, 72, -9, 72, -15, 90), 596 CABAC_ENTRY(439, -7, 81, -6, 78, -10, 72, -12, 90), 597 CABAC_ENTRY(440, -17, 80, -12, 72, -18, 75, -18, 88), 598 CABAC_ENTRY(441, -18, 73, -14, 68, -12, 71, -10, 73), 599 CABAC_ENTRY(442, -4, 74, -3, 70, -11, 63, -9, 79), 600 CABAC_ENTRY(443, -10, 83, -6, 76, -5, 70, -14, 86), 601 CABAC_ENTRY(444, -9, 71, -5, 66, -17, 75, -10, 73), 602 CABAC_ENTRY(445, -9, 67, -5, 62, -14, 72, -10, 70), 603 CABAC_ENTRY(446, -1, 61, 0, 57, -16, 67, -10, 69), 604 CABAC_ENTRY(447, -8, 66, -4, 61, -8, 53, -5, 66), 605 CABAC_ENTRY(448, -14, 66, -9, 60, -14, 59, -9, 64), 606 CABAC_ENTRY(449, 0, 59, 1, 54, -9, 52, -5, 58), 607 CABAC_ENTRY(450, 2, 59, 2, 58, -11, 68, 2, 59), 608 CABAC_ENTRY(451, 21, -13, 17, -10, 9, -2, 21, -10), 609 CABAC_ENTRY(452, 33, -14, 32, -13, 30, -10, 24, -11), 610 CABAC_ENTRY(453, 39, -7, 42, -9, 31, -4, 28, -8), 611 CABAC_ENTRY(454, 46, -2, 49, -5, 33, -1, 28, -1), 612 CABAC_ENTRY(455, 51, 2, 53, 0, 33, 7, 29, 3), 613 CABAC_ENTRY(456, 60, 6, 64, 3, 31, 12, 29, 9), 614 CABAC_ENTRY(457, 61, 17, 68, 10, 37, 23, 35, 20), 615 CABAC_ENTRY(458, 55, 34, 66, 27, 31, 38, 29, 36), 616 CABAC_ENTRY(459, 42, 62, 47, 57, 20, 64, 14, 67), 617}; 618 619static void set_ps_field(u32 *buf, struct rkvdec_ps_field field, u32 value) 620{ 621 u8 bit = field.offset % 32, word = field.offset / 32; 622 u64 mask = GENMASK_ULL(bit + field.len - 1, bit); 623 u64 val = ((u64)value << bit) & mask; 624 625 buf[word] &= ~mask; 626 buf[word] |= val; 627 if (bit + field.len > 32) { 628 buf[word + 1] &= ~(mask >> 32); 629 buf[word + 1] |= val >> 32; 630 } 631} 632 633static void assemble_hw_pps(struct rkvdec_ctx *ctx, 634 struct rkvdec_h264_run *run) 635{ 636 struct rkvdec_h264_ctx *h264_ctx = ctx->priv; 637 const struct v4l2_ctrl_h264_sps *sps = run->sps; 638 const struct v4l2_ctrl_h264_pps *pps = run->pps; 639 const struct v4l2_ctrl_h264_decode_params *dec_params = run->decode_params; 640 const struct v4l2_h264_dpb_entry *dpb = dec_params->dpb; 641 struct rkvdec_h264_priv_tbl *priv_tbl = h264_ctx->priv_tbl.cpu; 642 struct rkvdec_sps_pps_packet *hw_ps; 643 dma_addr_t scaling_list_address; 644 u32 scaling_distance; 645 u32 i; 646 647 /* 648 * HW read the SPS/PPS information from PPS packet index by PPS id. 649 * offset from the base can be calculated by PPS_id * 32 (size per PPS 650 * packet unit). so the driver copy SPS/PPS information to the exact PPS 651 * packet unit for HW accessing. 652 */ 653 hw_ps = &priv_tbl->param_set[pps->pic_parameter_set_id]; 654 memset(hw_ps, 0, sizeof(*hw_ps)); 655 656#define WRITE_PPS(value, field) set_ps_field(hw_ps->info, field, value) 657 /* write sps */ 658 WRITE_PPS(sps->seq_parameter_set_id, SEQ_PARAMETER_SET_ID); 659 WRITE_PPS(sps->profile_idc, PROFILE_IDC); 660 WRITE_PPS(!!(sps->constraint_set_flags & (1 << 3)), CONSTRAINT_SET3_FLAG); 661 WRITE_PPS(sps->chroma_format_idc, CHROMA_FORMAT_IDC); 662 WRITE_PPS(sps->bit_depth_luma_minus8, BIT_DEPTH_LUMA); 663 WRITE_PPS(sps->bit_depth_chroma_minus8, BIT_DEPTH_CHROMA); 664 WRITE_PPS(!!(sps->flags & V4L2_H264_SPS_FLAG_QPPRIME_Y_ZERO_TRANSFORM_BYPASS), 665 QPPRIME_Y_ZERO_TRANSFORM_BYPASS_FLAG); 666 WRITE_PPS(sps->log2_max_frame_num_minus4, LOG2_MAX_FRAME_NUM_MINUS4); 667 WRITE_PPS(sps->max_num_ref_frames, MAX_NUM_REF_FRAMES); 668 WRITE_PPS(sps->pic_order_cnt_type, PIC_ORDER_CNT_TYPE); 669 WRITE_PPS(sps->log2_max_pic_order_cnt_lsb_minus4, 670 LOG2_MAX_PIC_ORDER_CNT_LSB_MINUS4); 671 WRITE_PPS(!!(sps->flags & V4L2_H264_SPS_FLAG_DELTA_PIC_ORDER_ALWAYS_ZERO), 672 DELTA_PIC_ORDER_ALWAYS_ZERO_FLAG); 673 674 /* 675 * Use the SPS values since they are already in macroblocks 676 * dimensions, height can be field height (halved) if 677 * V4L2_H264_SPS_FLAG_FRAME_MBS_ONLY is not set and also it allows 678 * decoding smaller images into larger allocation which can be used 679 * to implementing SVC spatial layer support. 680 */ 681 WRITE_PPS(sps->pic_width_in_mbs_minus1 + 1, PIC_WIDTH_IN_MBS); 682 WRITE_PPS(sps->pic_height_in_map_units_minus1 + 1, PIC_HEIGHT_IN_MBS); 683 684 WRITE_PPS(!!(sps->flags & V4L2_H264_SPS_FLAG_FRAME_MBS_ONLY), 685 FRAME_MBS_ONLY_FLAG); 686 WRITE_PPS(!!(sps->flags & V4L2_H264_SPS_FLAG_MB_ADAPTIVE_FRAME_FIELD), 687 MB_ADAPTIVE_FRAME_FIELD_FLAG); 688 WRITE_PPS(!!(sps->flags & V4L2_H264_SPS_FLAG_DIRECT_8X8_INFERENCE), 689 DIRECT_8X8_INFERENCE_FLAG); 690 691 /* write pps */ 692 WRITE_PPS(pps->pic_parameter_set_id, PIC_PARAMETER_SET_ID); 693 WRITE_PPS(pps->seq_parameter_set_id, PPS_SEQ_PARAMETER_SET_ID); 694 WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_ENTROPY_CODING_MODE), 695 ENTROPY_CODING_MODE_FLAG); 696 WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_BOTTOM_FIELD_PIC_ORDER_IN_FRAME_PRESENT), 697 BOTTOM_FIELD_PIC_ORDER_IN_FRAME_PRESENT_FLAG); 698 WRITE_PPS(pps->num_ref_idx_l0_default_active_minus1, 699 NUM_REF_IDX_L_DEFAULT_ACTIVE_MINUS1(0)); 700 WRITE_PPS(pps->num_ref_idx_l1_default_active_minus1, 701 NUM_REF_IDX_L_DEFAULT_ACTIVE_MINUS1(1)); 702 WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_WEIGHTED_PRED), 703 WEIGHTED_PRED_FLAG); 704 WRITE_PPS(pps->weighted_bipred_idc, WEIGHTED_BIPRED_IDC); 705 WRITE_PPS(pps->pic_init_qp_minus26, PIC_INIT_QP_MINUS26); 706 WRITE_PPS(pps->pic_init_qs_minus26, PIC_INIT_QS_MINUS26); 707 WRITE_PPS(pps->chroma_qp_index_offset, CHROMA_QP_INDEX_OFFSET); 708 WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT), 709 DEBLOCKING_FILTER_CONTROL_PRESENT_FLAG); 710 WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_CONSTRAINED_INTRA_PRED), 711 CONSTRAINED_INTRA_PRED_FLAG); 712 WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_REDUNDANT_PIC_CNT_PRESENT), 713 REDUNDANT_PIC_CNT_PRESENT); 714 WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_TRANSFORM_8X8_MODE), 715 TRANSFORM_8X8_MODE_FLAG); 716 WRITE_PPS(pps->second_chroma_qp_index_offset, 717 SECOND_CHROMA_QP_INDEX_OFFSET); 718 719 WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT), 720 SCALING_LIST_ENABLE_FLAG); 721 /* To be on the safe side, program the scaling matrix address */ 722 scaling_distance = offsetof(struct rkvdec_h264_priv_tbl, scaling_list); 723 scaling_list_address = h264_ctx->priv_tbl.dma + scaling_distance; 724 WRITE_PPS(scaling_list_address, SCALING_LIST_ADDRESS); 725 726 for (i = 0; i < ARRAY_SIZE(dec_params->dpb); i++) { 727 u32 is_longterm = 0; 728 729 if (dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_LONG_TERM) 730 is_longterm = 1; 731 732 WRITE_PPS(is_longterm, IS_LONG_TERM(i)); 733 } 734} 735 736static void lookup_ref_buf_idx(struct rkvdec_ctx *ctx, 737 struct rkvdec_h264_run *run) 738{ 739 const struct v4l2_ctrl_h264_decode_params *dec_params = run->decode_params; 740 u32 i; 741 742 for (i = 0; i < ARRAY_SIZE(dec_params->dpb); i++) { 743 struct v4l2_m2m_ctx *m2m_ctx = ctx->fh.m2m_ctx; 744 const struct v4l2_h264_dpb_entry *dpb = run->decode_params->dpb; 745 struct vb2_queue *cap_q = &m2m_ctx->cap_q_ctx.q; 746 struct vb2_buffer *buf = NULL; 747 748 if (dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE) { 749 buf = vb2_find_buffer(cap_q, dpb[i].reference_ts); 750 if (!buf) 751 pr_debug("No buffer for reference_ts %llu", 752 dpb[i].reference_ts); 753 } 754 755 run->ref_buf[i] = buf; 756 } 757} 758 759static void assemble_hw_rps(struct rkvdec_ctx *ctx, 760 struct v4l2_h264_reflist_builder *builder, 761 struct rkvdec_h264_run *run) 762{ 763 const struct v4l2_ctrl_h264_decode_params *dec_params = run->decode_params; 764 const struct v4l2_h264_dpb_entry *dpb = dec_params->dpb; 765 struct rkvdec_h264_ctx *h264_ctx = ctx->priv; 766 struct rkvdec_h264_priv_tbl *priv_tbl = h264_ctx->priv_tbl.cpu; 767 768 u32 *hw_rps = priv_tbl->rps; 769 u32 i, j; 770 u16 *p = (u16 *)hw_rps; 771 772 memset(hw_rps, 0, sizeof(priv_tbl->rps)); 773 774 /* 775 * Assign an invalid pic_num if DPB entry at that position is inactive. 776 * If we assign 0 in that position hardware will treat that as a real 777 * reference picture with pic_num 0, triggering output picture 778 * corruption. 779 */ 780 for (i = 0; i < ARRAY_SIZE(dec_params->dpb); i++) { 781 if (!(dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE)) 782 continue; 783 784 p[i] = builder->refs[i].frame_num; 785 } 786 787 for (j = 0; j < RKVDEC_NUM_REFLIST; j++) { 788 for (i = 0; i < builder->num_valid; i++) { 789 struct v4l2_h264_reference *ref; 790 bool dpb_valid; 791 bool bottom; 792 793 switch (j) { 794 case 0: 795 ref = &h264_ctx->reflists.p[i]; 796 break; 797 case 1: 798 ref = &h264_ctx->reflists.b0[i]; 799 break; 800 case 2: 801 ref = &h264_ctx->reflists.b1[i]; 802 break; 803 } 804 805 if (WARN_ON(ref->index >= ARRAY_SIZE(dec_params->dpb))) 806 continue; 807 808 dpb_valid = run->ref_buf[ref->index] != NULL; 809 bottom = ref->fields == V4L2_H264_BOTTOM_FIELD_REF; 810 811 set_ps_field(hw_rps, DPB_INFO(i, j), 812 ref->index | dpb_valid << 4); 813 set_ps_field(hw_rps, BOTTOM_FLAG(i, j), bottom); 814 } 815 } 816} 817 818static void assemble_hw_scaling_list(struct rkvdec_ctx *ctx, 819 struct rkvdec_h264_run *run) 820{ 821 const struct v4l2_ctrl_h264_scaling_matrix *scaling = run->scaling_matrix; 822 const struct v4l2_ctrl_h264_pps *pps = run->pps; 823 struct rkvdec_h264_ctx *h264_ctx = ctx->priv; 824 struct rkvdec_h264_priv_tbl *tbl = h264_ctx->priv_tbl.cpu; 825 826 if (!(pps->flags & V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT)) 827 return; 828 829 BUILD_BUG_ON(sizeof(tbl->scaling_list.scaling_list_4x4) != 830 sizeof(scaling->scaling_list_4x4)); 831 BUILD_BUG_ON(sizeof(tbl->scaling_list.scaling_list_8x8) != 832 sizeof(scaling->scaling_list_8x8)); 833 834 memcpy(tbl->scaling_list.scaling_list_4x4, 835 scaling->scaling_list_4x4, 836 sizeof(scaling->scaling_list_4x4)); 837 838 memcpy(tbl->scaling_list.scaling_list_8x8, 839 scaling->scaling_list_8x8, 840 sizeof(scaling->scaling_list_8x8)); 841} 842 843/* 844 * dpb poc related registers table 845 */ 846static const u32 poc_reg_tbl_top_field[16] = { 847 RKVDEC_REG_H264_POC_REFER0(0), 848 RKVDEC_REG_H264_POC_REFER0(2), 849 RKVDEC_REG_H264_POC_REFER0(4), 850 RKVDEC_REG_H264_POC_REFER0(6), 851 RKVDEC_REG_H264_POC_REFER0(8), 852 RKVDEC_REG_H264_POC_REFER0(10), 853 RKVDEC_REG_H264_POC_REFER0(12), 854 RKVDEC_REG_H264_POC_REFER0(14), 855 RKVDEC_REG_H264_POC_REFER1(1), 856 RKVDEC_REG_H264_POC_REFER1(3), 857 RKVDEC_REG_H264_POC_REFER1(5), 858 RKVDEC_REG_H264_POC_REFER1(7), 859 RKVDEC_REG_H264_POC_REFER1(9), 860 RKVDEC_REG_H264_POC_REFER1(11), 861 RKVDEC_REG_H264_POC_REFER1(13), 862 RKVDEC_REG_H264_POC_REFER2(0) 863}; 864 865static const u32 poc_reg_tbl_bottom_field[16] = { 866 RKVDEC_REG_H264_POC_REFER0(1), 867 RKVDEC_REG_H264_POC_REFER0(3), 868 RKVDEC_REG_H264_POC_REFER0(5), 869 RKVDEC_REG_H264_POC_REFER0(7), 870 RKVDEC_REG_H264_POC_REFER0(9), 871 RKVDEC_REG_H264_POC_REFER0(11), 872 RKVDEC_REG_H264_POC_REFER0(13), 873 RKVDEC_REG_H264_POC_REFER1(0), 874 RKVDEC_REG_H264_POC_REFER1(2), 875 RKVDEC_REG_H264_POC_REFER1(4), 876 RKVDEC_REG_H264_POC_REFER1(6), 877 RKVDEC_REG_H264_POC_REFER1(8), 878 RKVDEC_REG_H264_POC_REFER1(10), 879 RKVDEC_REG_H264_POC_REFER1(12), 880 RKVDEC_REG_H264_POC_REFER1(14), 881 RKVDEC_REG_H264_POC_REFER2(1) 882}; 883 884static void config_registers(struct rkvdec_ctx *ctx, 885 struct rkvdec_h264_run *run) 886{ 887 struct rkvdec_dev *rkvdec = ctx->dev; 888 const struct v4l2_ctrl_h264_decode_params *dec_params = run->decode_params; 889 const struct v4l2_ctrl_h264_sps *sps = run->sps; 890 const struct v4l2_h264_dpb_entry *dpb = dec_params->dpb; 891 struct rkvdec_h264_ctx *h264_ctx = ctx->priv; 892 dma_addr_t priv_start_addr = h264_ctx->priv_tbl.dma; 893 const struct v4l2_pix_format_mplane *dst_fmt; 894 struct vb2_v4l2_buffer *src_buf = run->base.bufs.src; 895 struct vb2_v4l2_buffer *dst_buf = run->base.bufs.dst; 896 const struct v4l2_format *f; 897 dma_addr_t rlc_addr; 898 dma_addr_t refer_addr; 899 u32 rlc_len; 900 u32 hor_virstride; 901 u32 ver_virstride; 902 u32 y_virstride; 903 u32 yuv_virstride = 0; 904 u32 offset; 905 dma_addr_t dst_addr; 906 u32 reg, i; 907 908 reg = RKVDEC_MODE(RKVDEC_MODE_H264); 909 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_SYSCTRL); 910 911 f = &ctx->decoded_fmt; 912 dst_fmt = &f->fmt.pix_mp; 913 hor_virstride = dst_fmt->plane_fmt[0].bytesperline; 914 ver_virstride = dst_fmt->height; 915 y_virstride = hor_virstride * ver_virstride; 916 917 if (sps->chroma_format_idc == 0) 918 yuv_virstride = y_virstride; 919 else if (sps->chroma_format_idc == 1) 920 yuv_virstride = y_virstride + y_virstride / 2; 921 else if (sps->chroma_format_idc == 2) 922 yuv_virstride = 2 * y_virstride; 923 924 reg = RKVDEC_Y_HOR_VIRSTRIDE(hor_virstride / 16) | 925 RKVDEC_UV_HOR_VIRSTRIDE(hor_virstride / 16) | 926 RKVDEC_SLICE_NUM_HIGHBIT | 927 RKVDEC_SLICE_NUM_LOWBITS(0x7ff); 928 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_PICPAR); 929 930 /* config rlc base address */ 931 rlc_addr = vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 0); 932 writel_relaxed(rlc_addr, rkvdec->regs + RKVDEC_REG_STRM_RLC_BASE); 933 writel_relaxed(rlc_addr, rkvdec->regs + RKVDEC_REG_RLCWRITE_BASE); 934 935 rlc_len = vb2_get_plane_payload(&src_buf->vb2_buf, 0); 936 reg = RKVDEC_STRM_LEN(rlc_len); 937 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_STRM_LEN); 938 939 /* config cabac table */ 940 offset = offsetof(struct rkvdec_h264_priv_tbl, cabac_table); 941 writel_relaxed(priv_start_addr + offset, 942 rkvdec->regs + RKVDEC_REG_CABACTBL_PROB_BASE); 943 944 /* config output base address */ 945 dst_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0); 946 writel_relaxed(dst_addr, rkvdec->regs + RKVDEC_REG_DECOUT_BASE); 947 948 reg = RKVDEC_Y_VIRSTRIDE(y_virstride / 16); 949 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_Y_VIRSTRIDE); 950 951 reg = RKVDEC_YUV_VIRSTRIDE(yuv_virstride / 16); 952 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_YUV_VIRSTRIDE); 953 954 /* config ref pic address & poc */ 955 for (i = 0; i < ARRAY_SIZE(dec_params->dpb); i++) { 956 struct vb2_buffer *vb_buf = run->ref_buf[i]; 957 958 /* 959 * If a DPB entry is unused or invalid, address of current destination 960 * buffer is returned. 961 */ 962 if (!vb_buf) 963 vb_buf = &dst_buf->vb2_buf; 964 refer_addr = vb2_dma_contig_plane_dma_addr(vb_buf, 0); 965 966 if (dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE) 967 refer_addr |= RKVDEC_COLMV_USED_FLAG_REF; 968 if (dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_FIELD) 969 refer_addr |= RKVDEC_FIELD_REF; 970 971 if (dpb[i].fields & V4L2_H264_TOP_FIELD_REF) 972 refer_addr |= RKVDEC_TOPFIELD_USED_REF; 973 if (dpb[i].fields & V4L2_H264_BOTTOM_FIELD_REF) 974 refer_addr |= RKVDEC_BOTFIELD_USED_REF; 975 976 writel_relaxed(dpb[i].top_field_order_cnt, 977 rkvdec->regs + poc_reg_tbl_top_field[i]); 978 writel_relaxed(dpb[i].bottom_field_order_cnt, 979 rkvdec->regs + poc_reg_tbl_bottom_field[i]); 980 981 if (i < V4L2_H264_NUM_DPB_ENTRIES - 1) 982 writel_relaxed(refer_addr, 983 rkvdec->regs + RKVDEC_REG_H264_BASE_REFER(i)); 984 else 985 writel_relaxed(refer_addr, 986 rkvdec->regs + RKVDEC_REG_H264_BASE_REFER15); 987 } 988 989 reg = RKVDEC_CUR_POC(dec_params->top_field_order_cnt); 990 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_CUR_POC0); 991 992 reg = RKVDEC_CUR_POC(dec_params->bottom_field_order_cnt); 993 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_CUR_POC1); 994 995 /* config hw pps address */ 996 offset = offsetof(struct rkvdec_h264_priv_tbl, param_set); 997 writel_relaxed(priv_start_addr + offset, 998 rkvdec->regs + RKVDEC_REG_PPS_BASE); 999 1000 /* config hw rps address */ 1001 offset = offsetof(struct rkvdec_h264_priv_tbl, rps); 1002 writel_relaxed(priv_start_addr + offset, 1003 rkvdec->regs + RKVDEC_REG_RPS_BASE); 1004 1005 reg = RKVDEC_AXI_DDR_RDATA(0); 1006 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_AXI_DDR_RDATA); 1007 1008 reg = RKVDEC_AXI_DDR_WDATA(0); 1009 writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_AXI_DDR_WDATA); 1010 1011 offset = offsetof(struct rkvdec_h264_priv_tbl, err_info); 1012 writel_relaxed(priv_start_addr + offset, 1013 rkvdec->regs + RKVDEC_REG_H264_ERRINFO_BASE); 1014} 1015 1016#define RKVDEC_H264_MAX_DEPTH_IN_BYTES 2 1017 1018static int rkvdec_h264_adjust_fmt(struct rkvdec_ctx *ctx, 1019 struct v4l2_format *f) 1020{ 1021 struct v4l2_pix_format_mplane *fmt = &f->fmt.pix_mp; 1022 1023 fmt->num_planes = 1; 1024 if (!fmt->plane_fmt[0].sizeimage) 1025 fmt->plane_fmt[0].sizeimage = fmt->width * fmt->height * 1026 RKVDEC_H264_MAX_DEPTH_IN_BYTES; 1027 return 0; 1028} 1029 1030static enum rkvdec_image_fmt rkvdec_h264_get_image_fmt(struct rkvdec_ctx *ctx, 1031 struct v4l2_ctrl *ctrl) 1032{ 1033 const struct v4l2_ctrl_h264_sps *sps = ctrl->p_new.p_h264_sps; 1034 1035 if (ctrl->id != V4L2_CID_STATELESS_H264_SPS) 1036 return RKVDEC_IMG_FMT_ANY; 1037 1038 if (sps->bit_depth_luma_minus8 == 0) { 1039 if (sps->chroma_format_idc == 2) 1040 return RKVDEC_IMG_FMT_422_8BIT; 1041 else 1042 return RKVDEC_IMG_FMT_420_8BIT; 1043 } else if (sps->bit_depth_luma_minus8 == 2) { 1044 if (sps->chroma_format_idc == 2) 1045 return RKVDEC_IMG_FMT_422_10BIT; 1046 else 1047 return RKVDEC_IMG_FMT_420_10BIT; 1048 } 1049 1050 return RKVDEC_IMG_FMT_ANY; 1051} 1052 1053static int rkvdec_h264_validate_sps(struct rkvdec_ctx *ctx, 1054 const struct v4l2_ctrl_h264_sps *sps) 1055{ 1056 unsigned int width, height; 1057 1058 if (sps->chroma_format_idc > 2) 1059 /* Only 4:0:0, 4:2:0 and 4:2:2 are supported */ 1060 return -EINVAL; 1061 if (sps->bit_depth_luma_minus8 != sps->bit_depth_chroma_minus8) 1062 /* Luma and chroma bit depth mismatch */ 1063 return -EINVAL; 1064 if (sps->bit_depth_luma_minus8 != 0 && sps->bit_depth_luma_minus8 != 2) 1065 /* Only 8-bit and 10-bit is supported */ 1066 return -EINVAL; 1067 1068 width = (sps->pic_width_in_mbs_minus1 + 1) * 16; 1069 height = (sps->pic_height_in_map_units_minus1 + 1) * 16; 1070 1071 /* 1072 * When frame_mbs_only_flag is not set, this is field height, 1073 * which is half the final height (see (7-18) in the 1074 * specification) 1075 */ 1076 if (!(sps->flags & V4L2_H264_SPS_FLAG_FRAME_MBS_ONLY)) 1077 height *= 2; 1078 1079 if (width > ctx->coded_fmt.fmt.pix_mp.width || 1080 height > ctx->coded_fmt.fmt.pix_mp.height) 1081 return -EINVAL; 1082 1083 return 0; 1084} 1085 1086static int rkvdec_h264_start(struct rkvdec_ctx *ctx) 1087{ 1088 struct rkvdec_dev *rkvdec = ctx->dev; 1089 struct rkvdec_h264_priv_tbl *priv_tbl; 1090 struct rkvdec_h264_ctx *h264_ctx; 1091 struct v4l2_ctrl *ctrl; 1092 int ret; 1093 1094 ctrl = v4l2_ctrl_find(&ctx->ctrl_hdl, 1095 V4L2_CID_STATELESS_H264_SPS); 1096 if (!ctrl) 1097 return -EINVAL; 1098 1099 ret = rkvdec_h264_validate_sps(ctx, ctrl->p_new.p_h264_sps); 1100 if (ret) 1101 return ret; 1102 1103 h264_ctx = kzalloc(sizeof(*h264_ctx), GFP_KERNEL); 1104 if (!h264_ctx) 1105 return -ENOMEM; 1106 1107 priv_tbl = dma_alloc_coherent(rkvdec->dev, sizeof(*priv_tbl), 1108 &h264_ctx->priv_tbl.dma, GFP_KERNEL); 1109 if (!priv_tbl) { 1110 ret = -ENOMEM; 1111 goto err_free_ctx; 1112 } 1113 1114 h264_ctx->priv_tbl.size = sizeof(*priv_tbl); 1115 h264_ctx->priv_tbl.cpu = priv_tbl; 1116 memcpy(priv_tbl->cabac_table, rkvdec_h264_cabac_table, 1117 sizeof(rkvdec_h264_cabac_table)); 1118 1119 ctx->priv = h264_ctx; 1120 return 0; 1121 1122err_free_ctx: 1123 kfree(h264_ctx); 1124 return ret; 1125} 1126 1127static void rkvdec_h264_stop(struct rkvdec_ctx *ctx) 1128{ 1129 struct rkvdec_h264_ctx *h264_ctx = ctx->priv; 1130 struct rkvdec_dev *rkvdec = ctx->dev; 1131 1132 dma_free_coherent(rkvdec->dev, h264_ctx->priv_tbl.size, 1133 h264_ctx->priv_tbl.cpu, h264_ctx->priv_tbl.dma); 1134 kfree(h264_ctx); 1135} 1136 1137static void rkvdec_h264_run_preamble(struct rkvdec_ctx *ctx, 1138 struct rkvdec_h264_run *run) 1139{ 1140 struct v4l2_ctrl *ctrl; 1141 1142 ctrl = v4l2_ctrl_find(&ctx->ctrl_hdl, 1143 V4L2_CID_STATELESS_H264_DECODE_PARAMS); 1144 run->decode_params = ctrl ? ctrl->p_cur.p : NULL; 1145 ctrl = v4l2_ctrl_find(&ctx->ctrl_hdl, 1146 V4L2_CID_STATELESS_H264_SPS); 1147 run->sps = ctrl ? ctrl->p_cur.p : NULL; 1148 ctrl = v4l2_ctrl_find(&ctx->ctrl_hdl, 1149 V4L2_CID_STATELESS_H264_PPS); 1150 run->pps = ctrl ? ctrl->p_cur.p : NULL; 1151 ctrl = v4l2_ctrl_find(&ctx->ctrl_hdl, 1152 V4L2_CID_STATELESS_H264_SCALING_MATRIX); 1153 run->scaling_matrix = ctrl ? ctrl->p_cur.p : NULL; 1154 1155 rkvdec_run_preamble(ctx, &run->base); 1156} 1157 1158static int rkvdec_h264_run(struct rkvdec_ctx *ctx) 1159{ 1160 struct v4l2_h264_reflist_builder reflist_builder; 1161 struct rkvdec_dev *rkvdec = ctx->dev; 1162 struct rkvdec_h264_ctx *h264_ctx = ctx->priv; 1163 struct rkvdec_h264_run run; 1164 1165 rkvdec_h264_run_preamble(ctx, &run); 1166 1167 /* Build the P/B{0,1} ref lists. */ 1168 v4l2_h264_init_reflist_builder(&reflist_builder, run.decode_params, 1169 run.sps, run.decode_params->dpb); 1170 v4l2_h264_build_p_ref_list(&reflist_builder, h264_ctx->reflists.p); 1171 v4l2_h264_build_b_ref_lists(&reflist_builder, h264_ctx->reflists.b0, 1172 h264_ctx->reflists.b1); 1173 1174 assemble_hw_scaling_list(ctx, &run); 1175 assemble_hw_pps(ctx, &run); 1176 lookup_ref_buf_idx(ctx, &run); 1177 assemble_hw_rps(ctx, &reflist_builder, &run); 1178 config_registers(ctx, &run); 1179 1180 rkvdec_run_postamble(ctx, &run.base); 1181 1182 schedule_delayed_work(&rkvdec->watchdog_work, msecs_to_jiffies(2000)); 1183 1184 writel(0, rkvdec->regs + RKVDEC_REG_STRMD_ERR_EN); 1185 writel(0, rkvdec->regs + RKVDEC_REG_H264_ERR_E); 1186 writel(1, rkvdec->regs + RKVDEC_REG_PREF_LUMA_CACHE_COMMAND); 1187 writel(1, rkvdec->regs + RKVDEC_REG_PREF_CHR_CACHE_COMMAND); 1188 1189 /* Start decoding! */ 1190 writel(RKVDEC_INTERRUPT_DEC_E | RKVDEC_CONFIG_DEC_CLK_GATE_E | 1191 RKVDEC_TIMEOUT_E | RKVDEC_BUF_EMPTY_E, 1192 rkvdec->regs + RKVDEC_REG_INTERRUPT); 1193 1194 return 0; 1195} 1196 1197static int rkvdec_h264_try_ctrl(struct rkvdec_ctx *ctx, struct v4l2_ctrl *ctrl) 1198{ 1199 if (ctrl->id == V4L2_CID_STATELESS_H264_SPS) 1200 return rkvdec_h264_validate_sps(ctx, ctrl->p_new.p_h264_sps); 1201 1202 return 0; 1203} 1204 1205const struct rkvdec_coded_fmt_ops rkvdec_h264_fmt_ops = { 1206 .adjust_fmt = rkvdec_h264_adjust_fmt, 1207 .start = rkvdec_h264_start, 1208 .stop = rkvdec_h264_stop, 1209 .run = rkvdec_h264_run, 1210 .try_ctrl = rkvdec_h264_try_ctrl, 1211 .get_image_fmt = rkvdec_h264_get_image_fmt, 1212};
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