1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Support for Intel Camera Imaging ISP subsystem. 4 * Copyright (c) 2015, Intel Corporation. 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms and conditions of the GNU General Public License, 8 * version 2, as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 * more details. 14 */ 15 16 #ifndef _SH_CSS_DEFS_H_ 17 #define _SH_CSS_DEFS_H_ 18 19 #include "isp.h" 20 21 /*#include "vamem.h"*/ /* Cannot include for VAMEM properties this file is visible on ISP -> pipeline generator */ 22 23 #include "math_support.h" /* max(), min, etc etc */ 24 25 /* ID's for refcount */ 26 #define IA_CSS_REFCOUNT_PARAM_SET_POOL 0xCAFE0001 27 #define IA_CSS_REFCOUNT_PARAM_BUFFER 0xCAFE0002 28 29 /* Digital Image Stabilization */ 30 #define SH_CSS_DIS_DECI_FACTOR_LOG2 6 31 32 /* UV offset: 1:uv=-128...127, 0:uv=0...255 */ 33 #define SH_CSS_UV_OFFSET_IS_0 0 34 35 /* Bits of bayer is adjusted as 13 in ISP */ 36 #define SH_CSS_BAYER_BITS 13 37 38 /* Max value of bayer data (unsigned 13bit in ISP) */ 39 #define SH_CSS_BAYER_MAXVAL ((1U << SH_CSS_BAYER_BITS) - 1) 40 41 /* Bits of yuv in ISP */ 42 #define SH_CSS_ISP_YUV_BITS 8 43 44 #define SH_CSS_DP_GAIN_SHIFT 5 45 #define SH_CSS_BNR_GAIN_SHIFT 13 46 #define SH_CSS_YNR_GAIN_SHIFT 13 47 #define SH_CSS_AE_YCOEF_SHIFT 13 48 #define SH_CSS_AF_FIR_SHIFT 13 49 #define SH_CSS_YEE_DETAIL_GAIN_SHIFT 8 /* [u5.8] */ 50 #define SH_CSS_YEE_SCALE_SHIFT 8 51 #define SH_CSS_TNR_COEF_SHIFT 13 52 #define SH_CSS_MACC_COEF_SHIFT 11 /* [s2.11] for ISP1 */ 53 #define SH_CSS_MACC2_COEF_SHIFT 13 /* [s[exp].[13-exp]] for ISP2 */ 54 #define SH_CSS_DIS_COEF_SHIFT 13 55 56 /* enumeration of the bayer downscale factors. When a binary supports multiple 57 * factors, the OR of these defines is used to build the mask of supported 58 * factors. The BDS factor is used in pre-processor expressions so we cannot 59 * use an enum here. */ 60 #define SH_CSS_BDS_FACTOR_1_00 (0) 61 #define SH_CSS_BDS_FACTOR_1_25 (1) 62 #define SH_CSS_BDS_FACTOR_1_50 (2) 63 #define SH_CSS_BDS_FACTOR_2_00 (3) 64 #define SH_CSS_BDS_FACTOR_2_25 (4) 65 #define SH_CSS_BDS_FACTOR_2_50 (5) 66 #define SH_CSS_BDS_FACTOR_3_00 (6) 67 #define SH_CSS_BDS_FACTOR_4_00 (7) 68 #define SH_CSS_BDS_FACTOR_4_50 (8) 69 #define SH_CSS_BDS_FACTOR_5_00 (9) 70 #define SH_CSS_BDS_FACTOR_6_00 (10) 71 #define SH_CSS_BDS_FACTOR_8_00 (11) 72 #define NUM_BDS_FACTORS (12) 73 74 #define PACK_BDS_FACTOR(factor) (1 << (factor)) 75 76 /* Following macros should match with the type enum ia_css_pipe_version in 77 * ia_css_pipe_public.h. The reason to add these macros is that enum type 78 * will be evaluted to 0 in preprocessing time. */ 79 #define SH_CSS_ISP_PIPE_VERSION_1 1 80 #define SH_CSS_ISP_PIPE_VERSION_2_2 2 81 #define SH_CSS_ISP_PIPE_VERSION_2_6_1 3 82 #define SH_CSS_ISP_PIPE_VERSION_2_7 4 83 84 /*--------------- sRGB Gamma ----------------- 85 CCM : YCgCo[0,8191] -> RGB[0,4095] 86 sRGB Gamma : RGB [0,4095] -> RGB[0,8191] 87 CSC : RGB [0,8191] -> YUV[0,8191] 88 89 CCM: 90 Y[0,8191],CgCo[-4096,4095],coef[-8192,8191] -> RGB[0,4095] 91 92 sRGB Gamma: 93 RGB[0,4095] -(interpolation step16)-> RGB[0,255] -(LUT 12bit)-> RGB[0,4095] -> RGB[0,8191] 94 95 CSC: 96 RGB[0,8191],coef[-8192,8191] -> RGB[0,8191] 97 --------------------------------------------*/ 98 /* Bits of input/output of sRGB Gamma */ 99 #define SH_CSS_RGB_GAMMA_INPUT_BITS 12 /* [0,4095] */ 100 #define SH_CSS_RGB_GAMMA_OUTPUT_BITS 13 /* [0,8191] */ 101 102 /* Bits of fractional part of interpolation in vamem, [0,4095]->[0,255] */ 103 #define SH_CSS_RGB_GAMMA_FRAC_BITS \ 104 (SH_CSS_RGB_GAMMA_INPUT_BITS - SH_CSS_ISP_RGB_GAMMA_TABLE_SIZE_LOG2) 105 #define SH_CSS_RGB_GAMMA_ONE BIT(SH_CSS_RGB_GAMMA_FRAC_BITS) 106 107 /* Bits of input of CCM, = 13, Y[0,8191],CgCo[-4096,4095] */ 108 #define SH_CSS_YUV2RGB_CCM_INPUT_BITS SH_CSS_BAYER_BITS 109 110 /* Bits of output of CCM, = 12, RGB[0,4095] */ 111 #define SH_CSS_YUV2RGB_CCM_OUTPUT_BITS SH_CSS_RGB_GAMMA_INPUT_BITS 112 113 /* Maximum value of output of CCM */ 114 #define SH_CSS_YUV2RGB_CCM_MAX_OUTPUT \ 115 ((1 << SH_CSS_YUV2RGB_CCM_OUTPUT_BITS) - 1) 116 117 #define SH_CSS_NUM_INPUT_BUF_LINES 4 118 119 /* Left cropping only applicable for sufficiently large nway */ 120 #define SH_CSS_MAX_LEFT_CROPPING 12 121 #define SH_CSS_MAX_TOP_CROPPING 12 122 123 #define SH_CSS_SP_MAX_WIDTH 1280 124 125 /* This is the maximum grid we can handle in the ISP binaries. 126 * The host code makes sure no bigger grid is ever selected. */ 127 #define SH_CSS_MAX_BQ_GRID_WIDTH 80 128 #define SH_CSS_MAX_BQ_GRID_HEIGHT 60 129 130 /* The minimum dvs envelope is 12x12(for IPU2) to make sure the 131 * invalid rows/columns that result from filter initialization are skipped. */ 132 #define SH_CSS_MIN_DVS_ENVELOPE 12U 133 134 /* The FPGA system (vec_nelems == 16) only supports up to 5MP */ 135 #define SH_CSS_MAX_SENSOR_WIDTH 4608 136 #define SH_CSS_MAX_SENSOR_HEIGHT 3450 137 138 /* Limited to reduce vmem pressure */ 139 #if ISP_VMEM_DEPTH >= 3072 140 #define SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH SH_CSS_MAX_SENSOR_WIDTH 141 #define SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT SH_CSS_MAX_SENSOR_HEIGHT 142 #else 143 #define SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH 3264 144 #define SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT 2448 145 #endif 146 /* When using bayer decimation */ 147 /* 148 #define SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH_DEC 4224 149 #define SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT_DEC 3168 150 */ 151 #define SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH_DEC SH_CSS_MAX_SENSOR_WIDTH 152 #define SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT_DEC SH_CSS_MAX_SENSOR_HEIGHT 153 154 #define SH_CSS_MIN_SENSOR_WIDTH 2 155 #define SH_CSS_MIN_SENSOR_HEIGHT 2 156 157 /* 158 #define SH_CSS_MAX_VF_WIDTH_DEC 1920 159 #define SH_CSS_MAX_VF_HEIGHT_DEC 1080 160 */ 161 #define SH_CSS_MAX_VF_WIDTH_DEC SH_CSS_MAX_VF_WIDTH 162 #define SH_CSS_MAX_VF_HEIGHT_DEC SH_CSS_MAX_VF_HEIGHT 163 164 /* We use 16 bits per coordinate component, including integer 165 and fractional bits */ 166 #define SH_CSS_MORPH_TABLE_GRID ISP_VEC_NELEMS 167 #define SH_CSS_MORPH_TABLE_ELEM_BYTES 2 168 #define SH_CSS_MORPH_TABLE_ELEMS_PER_DDR_WORD \ 169 (HIVE_ISP_DDR_WORD_BYTES / SH_CSS_MORPH_TABLE_ELEM_BYTES) 170 171 #define SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR (SH_CSS_MAX_BQ_GRID_WIDTH + 1) 172 #define SH_CSS_MAX_SCTBL_HEIGHT_PER_COLOR (SH_CSS_MAX_BQ_GRID_HEIGHT + 1) 173 174 #define SH_CSS_MAX_SCTBL_ALIGNED_WIDTH_PER_COLOR \ 175 CEIL_MUL(SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR, ISP_VEC_NELEMS) 176 177 /* Each line of this table is aligned to the maximum line width. */ 178 #define SH_CSS_MAX_S3ATBL_WIDTH SH_CSS_MAX_BQ_GRID_WIDTH 179 180 /* Video mode specific DVS define */ 181 /* The video binary supports a delay of 1 or 2 frames */ 182 #define MAX_DVS_FRAME_DELAY 2 183 /* +1 because DVS reads the previous and writes the current frame concurrently */ 184 #define MAX_NUM_VIDEO_DELAY_FRAMES (MAX_DVS_FRAME_DELAY + 1) 185 186 #define NUM_VIDEO_TNR_FRAMES 2 187 188 /* Note that this is the define used to configure all data structures common for all modes */ 189 /* It should be equal or bigger to the max number of DVS frames for all possible modes */ 190 /* Rules: these implement logic shared between the host code and ISP firmware. 191 The ISP firmware needs these rules to be applied at pre-processor time, 192 that's why these are macros, not functions. */ 193 #define _ISP_BQS(num) ((num) / 2) 194 #define _ISP_VECS(width) CEIL_DIV(width, ISP_VEC_NELEMS) 195 196 #define ISP_BQ_GRID_WIDTH(elements_per_line, deci_factor_log2) \ 197 CEIL_SHIFT(elements_per_line / 2, deci_factor_log2) 198 #define ISP_BQ_GRID_HEIGHT(lines_per_frame, deci_factor_log2) \ 199 CEIL_SHIFT(lines_per_frame / 2, deci_factor_log2) 200 #define ISP_C_VECTORS_PER_LINE(elements_per_line) \ 201 _ISP_VECS(elements_per_line / 2) 202 203 /* The morphing table is similar to the shading table in the sense that we 204 have 1 more value than we have cells in the grid. */ 205 #define _ISP_MORPH_TABLE_WIDTH(int_width) \ 206 (CEIL_DIV(int_width, SH_CSS_MORPH_TABLE_GRID) + 1) 207 #define _ISP_MORPH_TABLE_HEIGHT(int_height) \ 208 (CEIL_DIV(int_height, SH_CSS_MORPH_TABLE_GRID) + 1) 209 #define _ISP_MORPH_TABLE_ALIGNED_WIDTH(width) \ 210 CEIL_MUL(_ISP_MORPH_TABLE_WIDTH(width), \ 211 SH_CSS_MORPH_TABLE_ELEMS_PER_DDR_WORD) 212 213 #define _ISP_SCTBL_WIDTH_PER_COLOR(input_width, deci_factor_log2) \ 214 (ISP_BQ_GRID_WIDTH(input_width, deci_factor_log2) + 1) 215 #define _ISP_SCTBL_HEIGHT(input_height, deci_factor_log2) \ 216 (ISP_BQ_GRID_HEIGHT(input_height, deci_factor_log2) + 1) 217 #define _ISP_SCTBL_ALIGNED_WIDTH_PER_COLOR(input_width, deci_factor_log2) \ 218 CEIL_MUL(_ISP_SCTBL_WIDTH_PER_COLOR(input_width, deci_factor_log2), \ 219 ISP_VEC_NELEMS) 220 221 /* To position the shading center grid point on the center of output image, 222 * one more grid cell is needed as margin. */ 223 #define SH_CSS_SCTBL_CENTERING_MARGIN 1 224 225 /* The shading table width and height are the number of grids, not cells. The last grid should be counted. */ 226 #define SH_CSS_SCTBL_LAST_GRID_COUNT 1 227 228 /* Number of horizontal grids per color in the shading table. */ 229 #define _ISP2401_SCTBL_WIDTH_PER_COLOR(input_width, deci_factor_log2) \ 230 (ISP_BQ_GRID_WIDTH(input_width, deci_factor_log2) + \ 231 SH_CSS_SCTBL_CENTERING_MARGIN + SH_CSS_SCTBL_LAST_GRID_COUNT) 232 233 /* Number of vertical grids per color in the shading table. */ 234 #define _ISP2401_SCTBL_HEIGHT(input_height, deci_factor_log2) \ 235 (ISP_BQ_GRID_HEIGHT(input_height, deci_factor_log2) + \ 236 SH_CSS_SCTBL_CENTERING_MARGIN + SH_CSS_SCTBL_LAST_GRID_COUNT) 237 238 /* ISP2401: Legacy API: Number of horizontal grids per color in the shading table. */ 239 #define _ISP_SCTBL_LEGACY_WIDTH_PER_COLOR(input_width, deci_factor_log2) \ 240 (ISP_BQ_GRID_WIDTH(input_width, deci_factor_log2) + SH_CSS_SCTBL_LAST_GRID_COUNT) 241 242 /* ISP2401: Legacy API: Number of vertical grids per color in the shading table. */ 243 #define _ISP_SCTBL_LEGACY_HEIGHT(input_height, deci_factor_log2) \ 244 (ISP_BQ_GRID_HEIGHT(input_height, deci_factor_log2) + SH_CSS_SCTBL_LAST_GRID_COUNT) 245 246 /* ***************************************************************** 247 * Statistics for 3A (Auto Focus, Auto White Balance, Auto Exposure) 248 * *****************************************************************/ 249 /* if left cropping is used, 3A statistics are also cropped by 2 vectors. */ 250 #define _ISP_S3ATBL_WIDTH(in_width, deci_factor_log2) \ 251 (_ISP_BQS(in_width) >> deci_factor_log2) 252 #define _ISP_S3ATBL_HEIGHT(in_height, deci_factor_log2) \ 253 (_ISP_BQS(in_height) >> deci_factor_log2) 254 #define _ISP_S3A_ELEMS_ISP_WIDTH(width, left_crop) \ 255 (width - ((left_crop) ? 2 * ISP_VEC_NELEMS : 0)) 256 257 #define _ISP_S3ATBL_ISP_WIDTH(in_width, deci_factor_log2) \ 258 CEIL_SHIFT(_ISP_BQS(in_width), deci_factor_log2) 259 #define _ISP_S3ATBL_ISP_HEIGHT(in_height, deci_factor_log2) \ 260 CEIL_SHIFT(_ISP_BQS(in_height), deci_factor_log2) 261 #define ISP_S3ATBL_VECTORS \ 262 _ISP_VECS(SH_CSS_MAX_S3ATBL_WIDTH * \ 263 (sizeof(struct ia_css_3a_output) / sizeof(int32_t))) 264 #define ISP_S3ATBL_HI_LO_STRIDE \ 265 (ISP_S3ATBL_VECTORS * ISP_VEC_NELEMS) 266 #define ISP_S3ATBL_HI_LO_STRIDE_BYTES \ 267 (sizeof(unsigned short) * ISP_S3ATBL_HI_LO_STRIDE) 268 269 /* Viewfinder support */ 270 #define __ISP_MAX_VF_OUTPUT_WIDTH(width, left_crop) \ 271 (width - 2 * ISP_VEC_NELEMS + ((left_crop) ? 2 * ISP_VEC_NELEMS : 0)) 272 273 #define __ISP_VF_OUTPUT_WIDTH_VECS(out_width, vf_log_downscale) \ 274 (_ISP_VECS((out_width) >> (vf_log_downscale))) 275 276 #define _ISP_VF_OUTPUT_WIDTH(vf_out_vecs) ((vf_out_vecs) * ISP_VEC_NELEMS) 277 #define _ISP_VF_OUTPUT_HEIGHT(out_height, vf_log_ds) \ 278 ((out_height) >> (vf_log_ds)) 279 280 #define _ISP_LOG_VECTOR_STEP(mode) \ 281 ((mode) == IA_CSS_BINARY_MODE_CAPTURE_PP ? 2 : 1) 282 283 /* It is preferred to have not more than 2x scaling at one step 284 * in GDC (assumption is for capture_pp and yuv_scale stages) */ 285 #define MAX_PREFERRED_YUV_DS_PER_STEP 2 286 287 /* Rules for computing the internal width. This is extremely complicated 288 * and definitely needs to be commented and explained. */ 289 #define _ISP_LEFT_CROP_EXTRA(left_crop) ((left_crop) > 0 ? 2 * ISP_VEC_NELEMS : 0) 290 291 #define __ISP_MIN_INTERNAL_WIDTH(num_chunks, pipelining, mode) \ 292 ((num_chunks) * (pipelining) * (1 << _ISP_LOG_VECTOR_STEP(mode)) * \ 293 ISP_VEC_NELEMS) 294 295 #define __ISP_PADDED_OUTPUT_WIDTH(out_width, dvs_env_width, left_crop) \ 296 ((out_width) + MAX(dvs_env_width, _ISP_LEFT_CROP_EXTRA(left_crop))) 297 298 #define __ISP_CHUNK_STRIDE_ISP(mode) \ 299 ((1 << _ISP_LOG_VECTOR_STEP(mode)) * ISP_VEC_NELEMS) 300 301 #define __ISP_CHUNK_STRIDE_DDR(c_subsampling, num_chunks) \ 302 ((c_subsampling) * (num_chunks) * HIVE_ISP_DDR_WORD_BYTES) 303 #define __ISP_INTERNAL_WIDTH(out_width, \ 304 dvs_env_width, \ 305 left_crop, \ 306 mode, \ 307 c_subsampling, \ 308 num_chunks, \ 309 pipelining) \ 310 CEIL_MUL2(CEIL_MUL2(MAX(__ISP_PADDED_OUTPUT_WIDTH(out_width, \ 311 dvs_env_width, \ 312 left_crop), \ 313 __ISP_MIN_INTERNAL_WIDTH(num_chunks, \ 314 pipelining, \ 315 mode) \ 316 ), \ 317 __ISP_CHUNK_STRIDE_ISP(mode) \ 318 ), \ 319 __ISP_CHUNK_STRIDE_DDR(c_subsampling, num_chunks) \ 320 ) 321 322 #define __ISP_INTERNAL_HEIGHT(out_height, dvs_env_height, top_crop) \ 323 ((out_height) + (dvs_env_height) + top_crop) 324 325 /* @GC: Input can be up to sensor resolution when either bayer downscaling 326 * or raw binning is enabled. 327 * Also, during continuous mode, we need to align to 4*NWAY since input 328 * should support binning */ 329 #define _ISP_MAX_INPUT_WIDTH(max_internal_width, enable_ds, enable_fixed_bayer_ds, enable_raw_bin, \ 330 enable_continuous) \ 331 ((enable_ds) ? \ 332 SH_CSS_MAX_SENSOR_WIDTH :\ 333 (enable_fixed_bayer_ds) ? \ 334 CEIL_MUL(SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH_DEC, 4 * ISP_VEC_NELEMS) : \ 335 (enable_raw_bin) ? \ 336 CEIL_MUL(SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH, 4 * ISP_VEC_NELEMS) : \ 337 (enable_continuous) ? \ 338 SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH \ 339 : max_internal_width) 340 341 #define _ISP_INPUT_WIDTH(internal_width, ds_input_width, enable_ds) \ 342 ((enable_ds) ? (ds_input_width) : (internal_width)) 343 344 #define _ISP_MAX_INPUT_HEIGHT(max_internal_height, enable_ds, enable_fixed_bayer_ds, enable_raw_bin, \ 345 enable_continuous) \ 346 ((enable_ds) ? \ 347 SH_CSS_MAX_SENSOR_HEIGHT :\ 348 (enable_fixed_bayer_ds) ? \ 349 SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT_DEC : \ 350 (enable_raw_bin || enable_continuous) ? \ 351 SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT \ 352 : max_internal_height) 353 354 #define _ISP_INPUT_HEIGHT(internal_height, ds_input_height, enable_ds) \ 355 ((enable_ds) ? (ds_input_height) : (internal_height)) 356 357 #define SH_CSS_MAX_STAGES 8 /* primary_stage[1-6], capture_pp, vf_pp */ 358 359 /* For CSI2+ input system, it requires extra paddinga from vmem */ 360 #define _ISP_EXTRA_PADDING_VECS 0 361 362 #endif /* _SH_CSS_DEFS_H_ */ 363