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| 1 | +/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */ |
| 2 | +/* |
| 3 | + * PiSP Back End configuration definitions. |
| 4 | + * |
| 5 | + * Copyright (C) 2021 - Raspberry Pi Ltd |
| 6 | + * |
| 7 | + */ |
| 8 | +#ifndef _UAPI_PISP_BE_CONFIG_H_ |
| 9 | +#define _UAPI_PISP_BE_CONFIG_H_ |
| 10 | + |
| 11 | +#include <linux/types.h> |
| 12 | + |
| 13 | +#include "pisp_common.h" |
| 14 | + |
| 15 | +/* byte alignment for inputs */ |
| 16 | +#define PISP_BACK_END_INPUT_ALIGN 4u |
| 17 | +/* alignment for compressed inputs */ |
| 18 | +#define PISP_BACK_END_COMPRESSED_ALIGN 8u |
| 19 | +/* minimum required byte alignment for outputs */ |
| 20 | +#define PISP_BACK_END_OUTPUT_MIN_ALIGN 16u |
| 21 | +/* preferred byte alignment for outputs */ |
| 22 | +#define PISP_BACK_END_OUTPUT_MAX_ALIGN 64u |
| 23 | + |
| 24 | +/* minimum allowed tile width anywhere in the pipeline */ |
| 25 | +#define PISP_BACK_END_MIN_TILE_WIDTH 16u |
| 26 | +/* minimum allowed tile width anywhere in the pipeline */ |
| 27 | +#define PISP_BACK_END_MIN_TILE_HEIGHT 16u |
| 28 | + |
| 29 | +#define PISP_BACK_END_NUM_OUTPUTS 2 |
| 30 | +#define PISP_BACK_END_HOG_OUTPUT 1 |
| 31 | + |
| 32 | +#define PISP_BACK_END_NUM_TILES 64 |
| 33 | + |
| 34 | +enum pisp_be_bayer_enable { |
| 35 | + PISP_BE_BAYER_ENABLE_INPUT = 0x000001, |
| 36 | + PISP_BE_BAYER_ENABLE_DECOMPRESS = 0x000002, |
| 37 | + PISP_BE_BAYER_ENABLE_DPC = 0x000004, |
| 38 | + PISP_BE_BAYER_ENABLE_GEQ = 0x000008, |
| 39 | + PISP_BE_BAYER_ENABLE_TDN_INPUT = 0x000010, |
| 40 | + PISP_BE_BAYER_ENABLE_TDN_DECOMPRESS = 0x000020, |
| 41 | + PISP_BE_BAYER_ENABLE_TDN = 0x000040, |
| 42 | + PISP_BE_BAYER_ENABLE_TDN_COMPRESS = 0x000080, |
| 43 | + PISP_BE_BAYER_ENABLE_TDN_OUTPUT = 0x000100, |
| 44 | + PISP_BE_BAYER_ENABLE_SDN = 0x000200, |
| 45 | + PISP_BE_BAYER_ENABLE_BLC = 0x000400, |
| 46 | + PISP_BE_BAYER_ENABLE_STITCH_INPUT = 0x000800, |
| 47 | + PISP_BE_BAYER_ENABLE_STITCH_DECOMPRESS = 0x001000, |
| 48 | + PISP_BE_BAYER_ENABLE_STITCH = 0x002000, |
| 49 | + PISP_BE_BAYER_ENABLE_STITCH_COMPRESS = 0x004000, |
| 50 | + PISP_BE_BAYER_ENABLE_STITCH_OUTPUT = 0x008000, |
| 51 | + PISP_BE_BAYER_ENABLE_WBG = 0x010000, |
| 52 | + PISP_BE_BAYER_ENABLE_CDN = 0x020000, |
| 53 | + PISP_BE_BAYER_ENABLE_LSC = 0x040000, |
| 54 | + PISP_BE_BAYER_ENABLE_TONEMAP = 0x080000, |
| 55 | + PISP_BE_BAYER_ENABLE_CAC = 0x100000, |
| 56 | + PISP_BE_BAYER_ENABLE_DEBIN = 0x200000, |
| 57 | + PISP_BE_BAYER_ENABLE_DEMOSAIC = 0x400000, |
| 58 | +}; |
| 59 | + |
| 60 | +enum pisp_be_rgb_enable { |
| 61 | + PISP_BE_RGB_ENABLE_INPUT = 0x000001, |
| 62 | + PISP_BE_RGB_ENABLE_CCM = 0x000002, |
| 63 | + PISP_BE_RGB_ENABLE_SAT_CONTROL = 0x000004, |
| 64 | + PISP_BE_RGB_ENABLE_YCBCR = 0x000008, |
| 65 | + PISP_BE_RGB_ENABLE_FALSE_COLOUR = 0x000010, |
| 66 | + PISP_BE_RGB_ENABLE_SHARPEN = 0x000020, |
| 67 | + /* Preferred colours would occupy 0x000040 */ |
| 68 | + PISP_BE_RGB_ENABLE_YCBCR_INVERSE = 0x000080, |
| 69 | + PISP_BE_RGB_ENABLE_GAMMA = 0x000100, |
| 70 | + PISP_BE_RGB_ENABLE_CSC0 = 0x000200, |
| 71 | + PISP_BE_RGB_ENABLE_CSC1 = 0x000400, |
| 72 | + PISP_BE_RGB_ENABLE_DOWNSCALE0 = 0x001000, |
| 73 | + PISP_BE_RGB_ENABLE_DOWNSCALE1 = 0x002000, |
| 74 | + PISP_BE_RGB_ENABLE_RESAMPLE0 = 0x008000, |
| 75 | + PISP_BE_RGB_ENABLE_RESAMPLE1 = 0x010000, |
| 76 | + PISP_BE_RGB_ENABLE_OUTPUT0 = 0x040000, |
| 77 | + PISP_BE_RGB_ENABLE_OUTPUT1 = 0x080000, |
| 78 | + PISP_BE_RGB_ENABLE_HOG = 0x200000 |
| 79 | +}; |
| 80 | + |
| 81 | +#define PISP_BE_RGB_ENABLE_CSC(i) (PISP_BE_RGB_ENABLE_CSC0 << (i)) |
| 82 | +#define PISP_BE_RGB_ENABLE_DOWNSCALE(i) (PISP_BE_RGB_ENABLE_DOWNSCALE0 << (i)) |
| 83 | +#define PISP_BE_RGB_ENABLE_RESAMPLE(i) (PISP_BE_RGB_ENABLE_RESAMPLE0 << (i)) |
| 84 | +#define PISP_BE_RGB_ENABLE_OUTPUT(i) (PISP_BE_RGB_ENABLE_OUTPUT0 << (i)) |
| 85 | + |
| 86 | +/* |
| 87 | + * We use the enable flags to show when blocks are "dirty", but we need some |
| 88 | + * extra ones too. |
| 89 | + */ |
| 90 | +enum pisp_be_dirty { |
| 91 | + PISP_BE_DIRTY_GLOBAL = 0x0001, |
| 92 | + PISP_BE_DIRTY_SH_FC_COMBINE = 0x0002, |
| 93 | + PISP_BE_DIRTY_CROP = 0x0004 |
| 94 | +}; |
| 95 | + |
| 96 | +/** |
| 97 | + * struct pisp_be_global_config - PiSP global enable bitmaps |
| 98 | + * @bayer_enables: Bayer input enable flags |
| 99 | + * @rgb_enables: RGB output enable flags |
| 100 | + * @bayer_order: Bayer input format ordering |
| 101 | + * @pad: Padding bytes |
| 102 | + */ |
| 103 | +struct pisp_be_global_config { |
| 104 | + __u32 bayer_enables; |
| 105 | + __u32 rgb_enables; |
| 106 | + __u8 bayer_order; |
| 107 | + __u8 pad[3]; |
| 108 | +} __attribute__((packed)); |
| 109 | + |
| 110 | +/** |
| 111 | + * struct pisp_be_input_buffer_config - PiSP Back End input buffer |
| 112 | + * @addr: Input buffer address |
| 113 | + */ |
| 114 | +struct pisp_be_input_buffer_config { |
| 115 | + /* low 32 bits followed by high 32 bits (for each of up to 3 planes) */ |
| 116 | + __u32 addr[3][2]; |
| 117 | +} __attribute__((packed)); |
| 118 | + |
| 119 | +/** |
| 120 | + * struct pisp_be_dpc_config - PiSP Back End DPC config |
| 121 | + * |
| 122 | + * Defective Pixel Correction configuration |
| 123 | + * |
| 124 | + * @coeff_level: Coefficient for the darkest neighbouring pixel value |
| 125 | + * @coeff_range: Coefficient for the range of pixels for this Bayer channel |
| 126 | + * @pad: Padding byte |
| 127 | + * @flags: DPC configuration flags |
| 128 | + */ |
| 129 | +struct pisp_be_dpc_config { |
| 130 | + __u8 coeff_level; |
| 131 | + __u8 coeff_range; |
| 132 | + __u8 pad; |
| 133 | +#define PISP_BE_DPC_FLAG_FOLDBACK 1 |
| 134 | + __u8 flags; |
| 135 | +} __attribute__((packed)); |
| 136 | + |
| 137 | +/** |
| 138 | + * struct pisp_be_geq_config - PiSP Back End GEQ config |
| 139 | + * |
| 140 | + * Green Equalisation configuration |
| 141 | + * |
| 142 | + * @offset: Offset value for threshold calculation |
| 143 | + * @slope_sharper: Slope/Sharper configuration |
| 144 | + * @min: Minimum value the threshold may have |
| 145 | + * @max: Maximum value the threshold may have |
| 146 | + */ |
| 147 | +struct pisp_be_geq_config { |
| 148 | + __u16 offset; |
| 149 | +#define PISP_BE_GEQ_SHARPER (1U << 15) |
| 150 | +#define PISP_BE_GEQ_SLOPE ((1 << 10) - 1) |
| 151 | + /* top bit is the "sharper" flag, slope value is bottom 10 bits */ |
| 152 | + __u16 slope_sharper; |
| 153 | + __u16 min; |
| 154 | + __u16 max; |
| 155 | +} __attribute__((packed)); |
| 156 | + |
| 157 | +/** |
| 158 | + * struct pisp_be_tdn_input_buffer_config - PiSP Back End TDN input buffer |
| 159 | + * @addr: TDN input buffer address |
| 160 | + */ |
| 161 | +struct pisp_be_tdn_input_buffer_config { |
| 162 | + /* low 32 bits followed by high 32 bits */ |
| 163 | + __u32 addr[2]; |
| 164 | +} __attribute__((packed)); |
| 165 | + |
| 166 | +/** |
| 167 | + * struct pisp_be_tdn_config - PiSP Back End TDN config |
| 168 | + * |
| 169 | + * Temporal Denoise configuration |
| 170 | + * |
| 171 | + * @black_level: Black level value subtracted from pixels |
| 172 | + * @ratio: Multiplier for the LTA input frame |
| 173 | + * @noise_constant: Constant offset value used in noise estimation |
| 174 | + * @noise_slope: Noise estimation multiplier |
| 175 | + * @threshold: Threshold for TDN operations |
| 176 | + * @reset: Disable TDN operations |
| 177 | + * @pad: Padding byte |
| 178 | + */ |
| 179 | +struct pisp_be_tdn_config { |
| 180 | + __u16 black_level; |
| 181 | + __u16 ratio; |
| 182 | + __u16 noise_constant; |
| 183 | + __u16 noise_slope; |
| 184 | + __u16 threshold; |
| 185 | + __u8 reset; |
| 186 | + __u8 pad; |
| 187 | +} __attribute__((packed)); |
| 188 | + |
| 189 | +/** |
| 190 | + * struct pisp_be_tdn_output_buffer_config - PiSP Back End TDN output buffer |
| 191 | + * @addr: TDN output buffer address |
| 192 | + */ |
| 193 | +struct pisp_be_tdn_output_buffer_config { |
| 194 | + /* low 32 bits followed by high 32 bits */ |
| 195 | + __u32 addr[2]; |
| 196 | +} __attribute__((packed)); |
| 197 | + |
| 198 | +/** |
| 199 | + * struct pisp_be_sdn_config - PiSP Back End SDN config |
| 200 | + * |
| 201 | + * Spatial Denoise configuration |
| 202 | + * |
| 203 | + * @black_level: Black level subtracted from pixel for noise estimation |
| 204 | + * @leakage: Proportion of the original undenoised value to mix in |
| 205 | + * denoised output |
| 206 | + * @pad: Padding byte |
| 207 | + * @noise_constant: Noise constant used for noise estimation |
| 208 | + * @noise_slope: Noise slope value used for noise estimation |
| 209 | + * @noise_constant2: Second noise constant used for noise estimation |
| 210 | + * @noise_slope2: Second slope value used for noise estimation |
| 211 | + */ |
| 212 | +struct pisp_be_sdn_config { |
| 213 | + __u16 black_level; |
| 214 | + __u8 leakage; |
| 215 | + __u8 pad; |
| 216 | + __u16 noise_constant; |
| 217 | + __u16 noise_slope; |
| 218 | + __u16 noise_constant2; |
| 219 | + __u16 noise_slope2; |
| 220 | +} __attribute__((packed)); |
| 221 | + |
| 222 | +/** |
| 223 | + * struct pisp_be_stitch_input_buffer_config - PiSP Back End Stitch input |
| 224 | + * @addr: Stitch input buffer address |
| 225 | + */ |
| 226 | +struct pisp_be_stitch_input_buffer_config { |
| 227 | + /* low 32 bits followed by high 32 bits */ |
| 228 | + __u32 addr[2]; |
| 229 | +} __attribute__((packed)); |
| 230 | + |
| 231 | +#define PISP_BE_STITCH_STREAMING_LONG 0x8000 |
| 232 | +#define PISP_BE_STITCH_EXPOSURE_RATIO_MASK 0x7fff |
| 233 | + |
| 234 | +/** |
| 235 | + * struct pisp_be_stitch_config - PiSP Back End Stitch config |
| 236 | + * |
| 237 | + * Stitch block configuration |
| 238 | + * |
| 239 | + * @threshold_lo: Low threshold value |
| 240 | + * @threshold_diff_power: Low and high threshold difference |
| 241 | + * @pad: Padding bytes |
| 242 | + * @exposure_ratio: Multiplier to convert long exposure pixels into |
| 243 | + * short exposure pixels |
| 244 | + * @motion_threshold_256: Motion threshold above which short exposure |
| 245 | + * pixels are used |
| 246 | + * @motion_threshold_recip: Reciprocal of motion_threshold_256 value |
| 247 | + */ |
| 248 | +struct pisp_be_stitch_config { |
| 249 | + __u16 threshold_lo; |
| 250 | + __u8 threshold_diff_power; |
| 251 | + __u8 pad; |
| 252 | + |
| 253 | + /* top bit indicates whether streaming input is the long exposure */ |
| 254 | + __u16 exposure_ratio; |
| 255 | + |
| 256 | + __u8 motion_threshold_256; |
| 257 | + __u8 motion_threshold_recip; |
| 258 | +} __attribute__((packed)); |
| 259 | + |
| 260 | +/** |
| 261 | + * struct pisp_be_stitch_output_buffer_config - PiSP Back End Stitch output |
| 262 | + * @addr: Stitch input buffer address |
| 263 | + */ |
| 264 | +struct pisp_be_stitch_output_buffer_config { |
| 265 | + /* low 32 bits followed by high 32 bits */ |
| 266 | + __u32 addr[2]; |
| 267 | +} __attribute__((packed)); |
| 268 | + |
| 269 | +/** |
| 270 | + * struct pisp_be_cdn_config - PiSP Back End CDN config |
| 271 | + * |
| 272 | + * Colour Denoise configuration |
| 273 | + * |
| 274 | + * @thresh: Constant for noise estimation |
| 275 | + * @iir_strength: Relative strength of the IIR part of the filter |
| 276 | + * @g_adjust: Proportion of the change assigned to the G channel |
| 277 | + */ |
| 278 | +struct pisp_be_cdn_config { |
| 279 | + __u16 thresh; |
| 280 | + __u8 iir_strength; |
| 281 | + __u8 g_adjust; |
| 282 | +} __attribute__((packed)); |
| 283 | + |
| 284 | +#define PISP_BE_LSC_LOG_GRID_SIZE 5 |
| 285 | +#define PISP_BE_LSC_GRID_SIZE (1 << PISP_BE_LSC_LOG_GRID_SIZE) |
| 286 | +#define PISP_BE_LSC_STEP_PRECISION 18 |
| 287 | + |
| 288 | +/** |
| 289 | + * struct pisp_be_lsc_config - PiSP Back End LSC config |
| 290 | + * |
| 291 | + * Lens Shading Correction configuration |
| 292 | + * |
| 293 | + * @grid_step_x: Reciprocal of cell size width |
| 294 | + * @grid_step_y: Reciprocal of cell size height |
| 295 | + * @lut_packed: Jointly-coded RGB gains for each LSC grid |
| 296 | + */ |
| 297 | +struct pisp_be_lsc_config { |
| 298 | + /* (1<<18) / grid_cell_width */ |
| 299 | + __u16 grid_step_x; |
| 300 | + /* (1<<18) / grid_cell_height */ |
| 301 | + __u16 grid_step_y; |
| 302 | + /* RGB gains jointly encoded in 32 bits */ |
| 303 | +#define PISP_BE_LSC_LUT_SIZE (PISP_BE_LSC_GRID_SIZE + 1) |
| 304 | + __u32 lut_packed[PISP_BE_LSC_LUT_SIZE][PISP_BE_LSC_LUT_SIZE]; |
| 305 | +} __attribute__((packed)); |
| 306 | + |
| 307 | +/** |
| 308 | + * struct pisp_be_lsc_extra - PiSP Back End LSC Extra config |
| 309 | + * @offset_x: Horizontal offset into the LSC table of this tile |
| 310 | + * @offset_y: Vertical offset into the LSC table of this tile |
| 311 | + */ |
| 312 | +struct pisp_be_lsc_extra { |
| 313 | + __u16 offset_x; |
| 314 | + __u16 offset_y; |
| 315 | +} __attribute__((packed)); |
| 316 | + |
| 317 | +#define PISP_BE_CAC_LOG_GRID_SIZE 3 |
| 318 | +#define PISP_BE_CAC_GRID_SIZE (1 << PISP_BE_CAC_LOG_GRID_SIZE) |
| 319 | +#define PISP_BE_CAC_STEP_PRECISION 20 |
| 320 | + |
| 321 | +/** |
| 322 | + * struct pisp_be_cac_config - PiSP Back End CAC config |
| 323 | + * |
| 324 | + * Chromatic Aberration Correction config |
| 325 | + * |
| 326 | + * @grid_step_x: Reciprocal of cell size width |
| 327 | + * @grid_step_y: Reciprocal of cell size height |
| 328 | + * @lut: Pixel shift for the CAC grid |
| 329 | + */ |
| 330 | +struct pisp_be_cac_config { |
| 331 | + /* (1<<20) / grid_cell_width */ |
| 332 | + __u16 grid_step_x; |
| 333 | + /* (1<<20) / grid_cell_height */ |
| 334 | + __u16 grid_step_y; |
| 335 | + /* [gridy][gridx][rb][xy] */ |
| 336 | +#define PISP_BE_CAC_LUT_SIZE (PISP_BE_CAC_GRID_SIZE + 1) |
| 337 | + __s8 lut[PISP_BE_CAC_LUT_SIZE][PISP_BE_CAC_LUT_SIZE][2][2]; |
| 338 | +} __attribute__((packed)); |
| 339 | + |
| 340 | +/** |
| 341 | + * struct pisp_be_cac_extra - PiSP Back End CAC extra config |
| 342 | + * @offset_x: Horizontal offset into the CAC table of this tile |
| 343 | + * @offset_y: Horizontal offset into the CAC table of this tile |
| 344 | + */ |
| 345 | +struct pisp_be_cac_extra { |
| 346 | + __u16 offset_x; |
| 347 | + __u16 offset_y; |
| 348 | +} __attribute__((packed)); |
| 349 | + |
| 350 | +#define PISP_BE_DEBIN_NUM_COEFFS 4 |
| 351 | + |
| 352 | +/** |
| 353 | + * struct pisp_be_debin_config - PiSP Back End Debin config |
| 354 | + * |
| 355 | + * Debinning configuration |
| 356 | + * |
| 357 | + * @coeffs: Filter coefficients for debinning |
| 358 | + * @h_enable: Horizontal debinning enable |
| 359 | + * @v_enable: Vertical debinning enable |
| 360 | + * @pad: Padding bytes |
| 361 | + */ |
| 362 | +struct pisp_be_debin_config { |
| 363 | + __s8 coeffs[PISP_BE_DEBIN_NUM_COEFFS]; |
| 364 | + __s8 h_enable; |
| 365 | + __s8 v_enable; |
| 366 | + __s8 pad[2]; |
| 367 | +} __attribute__((packed)); |
| 368 | + |
| 369 | +#define PISP_BE_TONEMAP_LUT_SIZE 64 |
| 370 | + |
| 371 | +/** |
| 372 | + * struct pisp_be_tonemap_config - PiSP Back End Tonemap config |
| 373 | + * |
| 374 | + * Tonemapping configuration |
| 375 | + * |
| 376 | + * @detail_constant: Constant value for threshold calculation |
| 377 | + * @detail_slope: Slope value for threshold calculation |
| 378 | + * @iir_strength: Relative strength of the IIR fiter |
| 379 | + * @strength: Strength factor |
| 380 | + * @lut: Look-up table for tonemap curve |
| 381 | + */ |
| 382 | +struct pisp_be_tonemap_config { |
| 383 | + __u16 detail_constant; |
| 384 | + __u16 detail_slope; |
| 385 | + __u16 iir_strength; |
| 386 | + __u16 strength; |
| 387 | + __u32 lut[PISP_BE_TONEMAP_LUT_SIZE]; |
| 388 | +} __attribute__((packed)); |
| 389 | + |
| 390 | +/** |
| 391 | + * struct pisp_be_demosaic_config - PiSP Back End Demosaic config |
| 392 | + * |
| 393 | + * Demosaic configuration |
| 394 | + * |
| 395 | + * @sharper: Use other Bayer channels to increase sharpness |
| 396 | + * @fc_mode: Built-in false colour suppression mode |
| 397 | + * @pad: Padding bytes |
| 398 | + */ |
| 399 | +struct pisp_be_demosaic_config { |
| 400 | + __u8 sharper; |
| 401 | + __u8 fc_mode; |
| 402 | + __u8 pad[2]; |
| 403 | +} __attribute__((packed)); |
| 404 | + |
| 405 | +/** |
| 406 | + * struct pisp_be_ccm_config - PiSP Back End CCM config |
| 407 | + * |
| 408 | + * Colour Correction Matrix configuration |
| 409 | + * |
| 410 | + * @coeffs: Matrix coefficients |
| 411 | + * @pad: Padding bytes |
| 412 | + * @offsets: Offsets triplet |
| 413 | + */ |
| 414 | +struct pisp_be_ccm_config { |
| 415 | + __s16 coeffs[9]; |
| 416 | + __u8 pad[2]; |
| 417 | + __s32 offsets[3]; |
| 418 | +} __attribute__((packed)); |
| 419 | + |
| 420 | +/** |
| 421 | + * struct pisp_be_sat_control_config - PiSP Back End SAT config |
| 422 | + * |
| 423 | + * Saturation Control configuration |
| 424 | + * |
| 425 | + * @shift_r: Left shift for Red colour channel |
| 426 | + * @shift_g: Left shift for Green colour channel |
| 427 | + * @shift_b: Left shift for Blue colour channel |
| 428 | + * @pad: Padding byte |
| 429 | + */ |
| 430 | +struct pisp_be_sat_control_config { |
| 431 | + __u8 shift_r; |
| 432 | + __u8 shift_g; |
| 433 | + __u8 shift_b; |
| 434 | + __u8 pad; |
| 435 | +} __attribute__((packed)); |
| 436 | + |
| 437 | +/** |
| 438 | + * struct pisp_be_false_colour_config - PiSP Back End False Colour config |
| 439 | + * |
| 440 | + * False Colour configuration |
| 441 | + * |
| 442 | + * @distance: Distance of neighbouring pixels, either 1 or 2 |
| 443 | + * @pad: Padding bytes |
| 444 | + */ |
| 445 | +struct pisp_be_false_colour_config { |
| 446 | + __u8 distance; |
| 447 | + __u8 pad[3]; |
| 448 | +} __attribute__((packed)); |
| 449 | + |
| 450 | +#define PISP_BE_SHARPEN_SIZE 5 |
| 451 | +#define PISP_BE_SHARPEN_FUNC_NUM_POINTS 9 |
| 452 | + |
| 453 | +/** |
| 454 | + * struct pisp_be_sharpen_config - PiSP Back End Sharpening config |
| 455 | + * |
| 456 | + * Sharpening configuration |
| 457 | + * |
| 458 | + * @kernel0: Coefficient for filter 0 |
| 459 | + * @pad0: Padding byte |
| 460 | + * @kernel1: Coefficient for filter 1 |
| 461 | + * @pad1: Padding byte |
| 462 | + * @kernel2: Coefficient for filter 2 |
| 463 | + * @pad2: Padding byte |
| 464 | + * @kernel3: Coefficient for filter 3 |
| 465 | + * @pad3: Padding byte |
| 466 | + * @kernel4: Coefficient for filter 4 |
| 467 | + * @pad4: Padding byte |
| 468 | + * @threshold_offset0: Offset for filter 0 response calculation |
| 469 | + * @threshold_slope0: Slope multiplier for the filter 0 response calculation |
| 470 | + * @scale0: Scale factor for filter 0 response calculation |
| 471 | + * @pad5: Padding byte |
| 472 | + * @threshold_offset1: Offset for filter 0 response calculation |
| 473 | + * @threshold_slope1: Slope multiplier for the filter 0 response calculation |
| 474 | + * @scale1: Scale factor for filter 0 response calculation |
| 475 | + * @pad6: Padding byte |
| 476 | + * @threshold_offset2: Offset for filter 0 response calculation |
| 477 | + * @threshold_slope2: Slope multiplier for the filter 0 response calculation |
| 478 | + * @scale2: Scale factor for filter 0 response calculation |
| 479 | + * @pad7: Padding byte |
| 480 | + * @threshold_offset3: Offset for filter 0 response calculation |
| 481 | + * @threshold_slope3: Slope multiplier for the filter 0 response calculation |
| 482 | + * @scale3: Scale factor for filter 0 response calculation |
| 483 | + * @pad8: Padding byte |
| 484 | + * @threshold_offset4: Offset for filter 0 response calculation |
| 485 | + * @threshold_slope4: Slope multiplier for the filter 0 response calculation |
| 486 | + * @scale4: Scale factor for filter 0 response calculation |
| 487 | + * @pad9: Padding byte |
| 488 | + * @positive_strength: Factor to scale the positive sharpening strength |
| 489 | + * @positive_pre_limit: Maximum allowed possible positive sharpening value |
| 490 | + * @positive_func: Gain factor applied to positive sharpening response |
| 491 | + * @positive_limit: Final gain factor applied to positive sharpening |
| 492 | + * @negative_strength: Factor to scale the negative sharpening strength |
| 493 | + * @negative_pre_limit: Maximum allowed possible negative sharpening value |
| 494 | + * @negative_func: Gain factor applied to negative sharpening response |
| 495 | + * @negative_limit: Final gain factor applied to negative sharpening |
| 496 | + * @enables: Filter enable mask |
| 497 | + * @white: White output pixel filter mask |
| 498 | + * @black: Black output pixel filter mask |
| 499 | + * @grey: Grey output pixel filter mask |
| 500 | + */ |
| 501 | +struct pisp_be_sharpen_config { |
| 502 | + __s8 kernel0[PISP_BE_SHARPEN_SIZE * PISP_BE_SHARPEN_SIZE]; |
| 503 | + __s8 pad0[3]; |
| 504 | + __s8 kernel1[PISP_BE_SHARPEN_SIZE * PISP_BE_SHARPEN_SIZE]; |
| 505 | + __s8 pad1[3]; |
| 506 | + __s8 kernel2[PISP_BE_SHARPEN_SIZE * PISP_BE_SHARPEN_SIZE]; |
| 507 | + __s8 pad2[3]; |
| 508 | + __s8 kernel3[PISP_BE_SHARPEN_SIZE * PISP_BE_SHARPEN_SIZE]; |
| 509 | + __s8 pad3[3]; |
| 510 | + __s8 kernel4[PISP_BE_SHARPEN_SIZE * PISP_BE_SHARPEN_SIZE]; |
| 511 | + __s8 pad4[3]; |
| 512 | + __u16 threshold_offset0; |
| 513 | + __u16 threshold_slope0; |
| 514 | + __u16 scale0; |
| 515 | + __u16 pad5; |
| 516 | + __u16 threshold_offset1; |
| 517 | + __u16 threshold_slope1; |
| 518 | + __u16 scale1; |
| 519 | + __u16 pad6; |
| 520 | + __u16 threshold_offset2; |
| 521 | + __u16 threshold_slope2; |
| 522 | + __u16 scale2; |
| 523 | + __u16 pad7; |
| 524 | + __u16 threshold_offset3; |
| 525 | + __u16 threshold_slope3; |
| 526 | + __u16 scale3; |
| 527 | + __u16 pad8; |
| 528 | + __u16 threshold_offset4; |
| 529 | + __u16 threshold_slope4; |
| 530 | + __u16 scale4; |
| 531 | + __u16 pad9; |
| 532 | + __u16 positive_strength; |
| 533 | + __u16 positive_pre_limit; |
| 534 | + __u16 positive_func[PISP_BE_SHARPEN_FUNC_NUM_POINTS]; |
| 535 | + __u16 positive_limit; |
| 536 | + __u16 negative_strength; |
| 537 | + __u16 negative_pre_limit; |
| 538 | + __u16 negative_func[PISP_BE_SHARPEN_FUNC_NUM_POINTS]; |
| 539 | + __u16 negative_limit; |
| 540 | + __u8 enables; |
| 541 | + __u8 white; |
| 542 | + __u8 black; |
| 543 | + __u8 grey; |
| 544 | +} __attribute__((packed)); |
| 545 | + |
| 546 | +/** |
| 547 | + * struct pisp_be_sh_fc_combine_config - PiSP Back End Sharpening and |
| 548 | + * False Colour config |
| 549 | + * |
| 550 | + * Sharpening and False Colour configuration |
| 551 | + * |
| 552 | + * @y_factor: Control amount of desaturation of pixels being darkened |
| 553 | + * @c1_factor: Control amount of brightening of a pixel for the Cb |
| 554 | + * channel |
| 555 | + * @c2_factor: Control amount of brightening of a pixel for the Cr |
| 556 | + * channel |
| 557 | + * @pad: Padding byte |
| 558 | + */ |
| 559 | +struct pisp_be_sh_fc_combine_config { |
| 560 | + __u8 y_factor; |
| 561 | + __u8 c1_factor; |
| 562 | + __u8 c2_factor; |
| 563 | + __u8 pad; |
| 564 | +} __attribute__((packed)); |
| 565 | + |
| 566 | +#define PISP_BE_GAMMA_LUT_SIZE 64 |
| 567 | + |
| 568 | +/** |
| 569 | + * struct pisp_be_gamma_config - PiSP Back End Gamma configuration |
| 570 | + * @lut: Gamma curve look-up table |
| 571 | + */ |
| 572 | +struct pisp_be_gamma_config { |
| 573 | + __u32 lut[PISP_BE_GAMMA_LUT_SIZE]; |
| 574 | +} __attribute__((packed)); |
| 575 | + |
| 576 | +/** |
| 577 | + * struct pisp_be_crop_config - PiSP Back End Crop config |
| 578 | + * |
| 579 | + * Crop configuration |
| 580 | + * |
| 581 | + * @offset_x: Number of pixels cropped from the left of the tile |
| 582 | + * @offset_y: Number of pixels cropped from the top of the tile |
| 583 | + * @width: Width of the cropped tile output |
| 584 | + * @height: Height of the cropped tile output |
| 585 | + */ |
| 586 | +struct pisp_be_crop_config { |
| 587 | + __u16 offset_x, offset_y; |
| 588 | + __u16 width, height; |
| 589 | +} __attribute__((packed)); |
| 590 | + |
| 591 | +#define PISP_BE_RESAMPLE_FILTER_SIZE 96 |
| 592 | + |
| 593 | +/** |
| 594 | + * struct pisp_be_resample_config - PiSP Back End Resampling config |
| 595 | + * |
| 596 | + * Resample configuration |
| 597 | + * |
| 598 | + * @scale_factor_h: Horizontal scale factor |
| 599 | + * @scale_factor_v: Vertical scale factor |
| 600 | + * @coef: Resample coefficients |
| 601 | + */ |
| 602 | +struct pisp_be_resample_config { |
| 603 | + __u16 scale_factor_h, scale_factor_v; |
| 604 | + __s16 coef[PISP_BE_RESAMPLE_FILTER_SIZE]; |
| 605 | +} __attribute__((packed)); |
| 606 | + |
| 607 | +/** |
| 608 | + * struct pisp_be_resample_extra - PiSP Back End Resample config |
| 609 | + * |
| 610 | + * Resample configuration |
| 611 | + * |
| 612 | + * @scaled_width: Width in pixels of the scaled output |
| 613 | + * @scaled_height: Height in pixels of the scaled output |
| 614 | + * @initial_phase_h: Initial horizontal phase |
| 615 | + * @initial_phase_v: Initial vertical phase |
| 616 | + */ |
| 617 | +struct pisp_be_resample_extra { |
| 618 | + __u16 scaled_width; |
| 619 | + __u16 scaled_height; |
| 620 | + __s16 initial_phase_h[3]; |
| 621 | + __s16 initial_phase_v[3]; |
| 622 | +} __attribute__((packed)); |
| 623 | + |
| 624 | +/** |
| 625 | + * struct pisp_be_downscale_config - PiSP Back End Downscale config |
| 626 | + * |
| 627 | + * Downscale configuration |
| 628 | + * |
| 629 | + * @scale_factor_h: Horizontal scale factor |
| 630 | + * @scale_factor_v: Vertical scale factor |
| 631 | + * @scale_recip_h: Horizontal reciprocal factor |
| 632 | + * @scale_recip_v: Vertical reciprocal factor |
| 633 | + */ |
| 634 | +struct pisp_be_downscale_config { |
| 635 | + __u16 scale_factor_h; |
| 636 | + __u16 scale_factor_v; |
| 637 | + __u16 scale_recip_h; |
| 638 | + __u16 scale_recip_v; |
| 639 | +} __attribute__((packed)); |
| 640 | + |
| 641 | +/** |
| 642 | + * struct pisp_be_downscale_extra - PiSP Back End Downscale Extra config |
| 643 | + * @scaled_width: Scaled image width |
| 644 | + * @scaled_height: Scaled image height |
| 645 | + */ |
| 646 | +struct pisp_be_downscale_extra { |
| 647 | + __u16 scaled_width; |
| 648 | + __u16 scaled_height; |
| 649 | +} __attribute__((packed)); |
| 650 | + |
| 651 | +/** |
| 652 | + * struct pisp_be_hog_config - PiSP Back End HOG config |
| 653 | + * |
| 654 | + * Histogram of Oriented Gradients configuration |
| 655 | + * |
| 656 | + * @compute_signed: Set 0 for unsigned gradients, 1 for signed |
| 657 | + * @channel_mix: Channels proportions to use |
| 658 | + * @stride: Stride in bytes between blocks directly below |
| 659 | + */ |
| 660 | +struct pisp_be_hog_config { |
| 661 | + __u8 compute_signed; |
| 662 | + __u8 channel_mix[3]; |
| 663 | + __u32 stride; |
| 664 | +} __attribute__((packed)); |
| 665 | + |
| 666 | +struct pisp_be_axi_config { |
| 667 | + __u8 r_qos; /* Read QoS */ |
| 668 | + __u8 r_cache_prot; /* Read { prot[2:0], cache[3:0] } */ |
| 669 | + __u8 w_qos; /* Write QoS */ |
| 670 | + __u8 w_cache_prot; /* Write { prot[2:0], cache[3:0] } */ |
| 671 | +} __attribute__((packed)); |
| 672 | + |
| 673 | +/** |
| 674 | + * enum pisp_be_transform - PiSP Back End Transform flags |
| 675 | + * @PISP_BE_TRANSFORM_NONE: No transform |
| 676 | + * @PISP_BE_TRANSFORM_HFLIP: Horizontal flip |
| 677 | + * @PISP_BE_TRANSFORM_VFLIP: Vertical flip |
| 678 | + * @PISP_BE_TRANSFORM_ROT180: 180 degress rotation |
| 679 | + */ |
| 680 | +enum pisp_be_transform { |
| 681 | + PISP_BE_TRANSFORM_NONE = 0x0, |
| 682 | + PISP_BE_TRANSFORM_HFLIP = 0x1, |
| 683 | + PISP_BE_TRANSFORM_VFLIP = 0x2, |
| 684 | + PISP_BE_TRANSFORM_ROT180 = |
| 685 | + (PISP_BE_TRANSFORM_HFLIP | PISP_BE_TRANSFORM_VFLIP) |
| 686 | +}; |
| 687 | + |
| 688 | +struct pisp_be_output_format_config { |
| 689 | + struct pisp_image_format_config image; |
| 690 | + __u8 transform; |
| 691 | + __u8 pad[3]; |
| 692 | + __u16 lo; |
| 693 | + __u16 hi; |
| 694 | + __u16 lo2; |
| 695 | + __u16 hi2; |
| 696 | +} __attribute__((packed)); |
| 697 | + |
| 698 | +/** |
| 699 | + * struct pisp_be_output_buffer_config - PiSP Back End Output buffer |
| 700 | + * @addr: Output buffer address |
| 701 | + */ |
| 702 | +struct pisp_be_output_buffer_config { |
| 703 | + /* low 32 bits followed by high 32 bits (for each of 3 planes) */ |
| 704 | + __u32 addr[3][2]; |
| 705 | +} __attribute__((packed)); |
| 706 | + |
| 707 | +/** |
| 708 | + * struct pisp_be_hog_buffer_config - PiSP Back End HOG buffer |
| 709 | + * @addr: HOG buffer address |
| 710 | + */ |
| 711 | +struct pisp_be_hog_buffer_config { |
| 712 | + /* low 32 bits followed by high 32 bits */ |
| 713 | + __u32 addr[2]; |
| 714 | +} __attribute__((packed)); |
| 715 | + |
| 716 | +/** |
| 717 | + * struct pisp_be_config - RaspberryPi PiSP Back End Processing configuration |
| 718 | + * |
| 719 | + * @input_buffer: Input buffer addresses |
| 720 | + * @tdn_input_buffer: TDN input buffer addresses |
| 721 | + * @stitch_input_buffer: Stitch input buffer addresses |
| 722 | + * @tdn_output_buffer: TDN output buffer addresses |
| 723 | + * @stitch_output_buffer: Stitch output buffer addresses |
| 724 | + * @output_buffer: Output buffers addresses |
| 725 | + * @hog_buffer: HOG buffer addresses |
| 726 | + * @global: Global PiSP configuration |
| 727 | + * @input_format: Input image format |
| 728 | + * @decompress: Decompress configuration |
| 729 | + * @dpc: Defective Pixel Correction configuration |
| 730 | + * @geq: Green Equalisation configuration |
| 731 | + * @tdn_input_format: Temporal Denoise input format |
| 732 | + * @tdn_decompress: Temporal Denoise decompress configuration |
| 733 | + * @tdn: Temporal Denoise configuration |
| 734 | + * @tdn_compress: Temporal Denoise compress configuration |
| 735 | + * @tdn_output_format: Temporal Denoise output format |
| 736 | + * @sdn: Spatial Denoise configuration |
| 737 | + * @blc: Black Level Correction configuration |
| 738 | + * @stitch_compress: Stitch compress configuration |
| 739 | + * @stitch_output_format: Stitch output format |
| 740 | + * @stitch_input_format: Stitch input format |
| 741 | + * @stitch_decompress: Stitch decompress configuration |
| 742 | + * @stitch: Stitch configuration |
| 743 | + * @lsc: Lens Shading Correction configuration |
| 744 | + * @wbg: White Balance Gain configuration |
| 745 | + * @cdn: Colour Denoise configuration |
| 746 | + * @cac: Colour Aberration Correction configuration |
| 747 | + * @debin: Debinning configuration |
| 748 | + * @tonemap: Tonemapping configuration |
| 749 | + * @demosaic: Demosaicing configuration |
| 750 | + * @ccm: Colour Correction Matrix configuration |
| 751 | + * @sat_control: Saturation Control configuration |
| 752 | + * @ycbcr: YCbCr colour correction configuration |
| 753 | + * @sharpen: Sharpening configuration |
| 754 | + * @false_colour: False colour correction |
| 755 | + * @sh_fc_combine: Sharpening and False Colour correction |
| 756 | + * @ycbcr_inverse: Inverse YCbCr colour correction |
| 757 | + * @gamma: Gamma curve configuration |
| 758 | + * @csc: Color Space Conversion configuration |
| 759 | + * @downscale: Downscale configuration |
| 760 | + * @resample: Resampling configuration |
| 761 | + * @output_format: Output format configuration |
| 762 | + * @hog: HOG configuration |
| 763 | + * @axi: AXI bus configuration |
| 764 | + * @lsc_extra: LSC extra info |
| 765 | + * @cac_extra: CAC extra info |
| 766 | + * @downscale_extra: Downscaler extra info |
| 767 | + * @resample_extra: Resample extra info |
| 768 | + * @crop: Crop configuration |
| 769 | + * @hog_format: HOG format info |
| 770 | + * @dirty_flags_bayer: Bayer enable dirty flags |
| 771 | + * (:c:type:`pisp_be_bayer_enable`) |
| 772 | + * @dirty_flags_rgb: RGB enable dirty flags |
| 773 | + * (:c:type:`pisp_be_rgb_enable`) |
| 774 | + * @dirty_flags_extra: Extra dirty flags |
| 775 | + */ |
| 776 | +struct pisp_be_config { |
| 777 | + /* I/O configuration: */ |
| 778 | + struct pisp_be_input_buffer_config input_buffer; |
| 779 | + struct pisp_be_tdn_input_buffer_config tdn_input_buffer; |
| 780 | + struct pisp_be_stitch_input_buffer_config stitch_input_buffer; |
| 781 | + struct pisp_be_tdn_output_buffer_config tdn_output_buffer; |
| 782 | + struct pisp_be_stitch_output_buffer_config stitch_output_buffer; |
| 783 | + struct pisp_be_output_buffer_config |
| 784 | + output_buffer[PISP_BACK_END_NUM_OUTPUTS]; |
| 785 | + struct pisp_be_hog_buffer_config hog_buffer; |
| 786 | + /* Processing configuration: */ |
| 787 | + struct pisp_be_global_config global; |
| 788 | + struct pisp_image_format_config input_format; |
| 789 | + struct pisp_decompress_config decompress; |
| 790 | + struct pisp_be_dpc_config dpc; |
| 791 | + struct pisp_be_geq_config geq; |
| 792 | + struct pisp_image_format_config tdn_input_format; |
| 793 | + struct pisp_decompress_config tdn_decompress; |
| 794 | + struct pisp_be_tdn_config tdn; |
| 795 | + struct pisp_compress_config tdn_compress; |
| 796 | + struct pisp_image_format_config tdn_output_format; |
| 797 | + struct pisp_be_sdn_config sdn; |
| 798 | + struct pisp_bla_config blc; |
| 799 | + struct pisp_compress_config stitch_compress; |
| 800 | + struct pisp_image_format_config stitch_output_format; |
| 801 | + struct pisp_image_format_config stitch_input_format; |
| 802 | + struct pisp_decompress_config stitch_decompress; |
| 803 | + struct pisp_be_stitch_config stitch; |
| 804 | + struct pisp_be_lsc_config lsc; |
| 805 | + struct pisp_wbg_config wbg; |
| 806 | + struct pisp_be_cdn_config cdn; |
| 807 | + struct pisp_be_cac_config cac; |
| 808 | + struct pisp_be_debin_config debin; |
| 809 | + struct pisp_be_tonemap_config tonemap; |
| 810 | + struct pisp_be_demosaic_config demosaic; |
| 811 | + struct pisp_be_ccm_config ccm; |
| 812 | + struct pisp_be_sat_control_config sat_control; |
| 813 | + struct pisp_be_ccm_config ycbcr; |
| 814 | + struct pisp_be_sharpen_config sharpen; |
| 815 | + struct pisp_be_false_colour_config false_colour; |
| 816 | + struct pisp_be_sh_fc_combine_config sh_fc_combine; |
| 817 | + struct pisp_be_ccm_config ycbcr_inverse; |
| 818 | + struct pisp_be_gamma_config gamma; |
| 819 | + struct pisp_be_ccm_config csc[PISP_BACK_END_NUM_OUTPUTS]; |
| 820 | + struct pisp_be_downscale_config downscale[PISP_BACK_END_NUM_OUTPUTS]; |
| 821 | + struct pisp_be_resample_config resample[PISP_BACK_END_NUM_OUTPUTS]; |
| 822 | + struct pisp_be_output_format_config |
| 823 | + output_format[PISP_BACK_END_NUM_OUTPUTS]; |
| 824 | + struct pisp_be_hog_config hog; |
| 825 | + struct pisp_be_axi_config axi; |
| 826 | + /* Non-register fields: */ |
| 827 | + struct pisp_be_lsc_extra lsc_extra; |
| 828 | + struct pisp_be_cac_extra cac_extra; |
| 829 | + struct pisp_be_downscale_extra |
| 830 | + downscale_extra[PISP_BACK_END_NUM_OUTPUTS]; |
| 831 | + struct pisp_be_resample_extra resample_extra[PISP_BACK_END_NUM_OUTPUTS]; |
| 832 | + struct pisp_be_crop_config crop; |
| 833 | + struct pisp_image_format_config hog_format; |
| 834 | + __u32 dirty_flags_bayer; /* these use pisp_be_bayer_enable */ |
| 835 | + __u32 dirty_flags_rgb; /* use pisp_be_rgb_enable */ |
| 836 | + __u32 dirty_flags_extra; /* these use pisp_be_dirty_t */ |
| 837 | +} __attribute__((packed)); |
| 838 | + |
| 839 | +/** |
| 840 | + * enum pisp_tile_edge - PiSP Back End Tile position |
| 841 | + * @PISP_LEFT_EDGE: Left edge tile |
| 842 | + * @PISP_RIGHT_EDGE: Right edge tile |
| 843 | + * @PISP_TOP_EDGE: Top edge tile |
| 844 | + * @PISP_BOTTOM_EDGE: Bottom edge tile |
| 845 | + */ |
| 846 | +enum pisp_tile_edge { |
| 847 | + PISP_LEFT_EDGE = (1 << 0), |
| 848 | + PISP_RIGHT_EDGE = (1 << 1), |
| 849 | + PISP_TOP_EDGE = (1 << 2), |
| 850 | + PISP_BOTTOM_EDGE = (1 << 3) |
| 851 | +}; |
| 852 | + |
| 853 | +/** |
| 854 | + * struct pisp_tile - Raspberry Pi PiSP Back End tile configuration |
| 855 | + * |
| 856 | + * Tile parameters: each set of tile parameters is a 160-bytes block of data |
| 857 | + * which contains the tile processing parameters. |
| 858 | + * |
| 859 | + * @edge: Edge tile flag |
| 860 | + * @pad0: Padding bytes |
| 861 | + * @input_addr_offset: Top-left pixel offset, in bytes |
| 862 | + * @input_addr_offset2: Top-left pixel offset, in bytes for the second/ |
| 863 | + * third image planes |
| 864 | + * @input_offset_x: Horizontal offset in pixels of this tile in the |
| 865 | + * input image |
| 866 | + * @input_offset_y: Vertical offset in pixels of this tile in the |
| 867 | + * input image |
| 868 | + * @input_width: Width in pixels of this tile |
| 869 | + * @input_height: Height in pixels of the this tile |
| 870 | + * @tdn_input_addr_offset: TDN input image offset, in bytes |
| 871 | + * @tdn_output_addr_offset: TDN output image offset, in bytes |
| 872 | + * @stitch_input_addr_offset: Stitch input image offset, in bytes |
| 873 | + * @stitch_output_addr_offset: Stitch output image offset, in bytes |
| 874 | + * @lsc_grid_offset_x: Horizontal offset in the LSC table for this tile |
| 875 | + * @lsc_grid_offset_y: Vertical offset in the LSC table for this tile |
| 876 | + * @cac_grid_offset_x: Horizontal offset in the CAC table for this tile |
| 877 | + * @cac_grid_offset_y: Horizontal offset in the CAC table for this tile |
| 878 | + * @crop_x_start: Number of pixels cropped from the left of the |
| 879 | + * tile |
| 880 | + * @crop_x_end: Number of pixels cropped from the right of the |
| 881 | + * tile |
| 882 | + * @crop_y_start: Number of pixels cropped from the top of the |
| 883 | + * tile |
| 884 | + * @crop_y_end: Number of pixels cropped from the bottom of the |
| 885 | + * tile |
| 886 | + * @downscale_phase_x: Initial horizontal phase in pixels |
| 887 | + * @downscale_phase_y: Initial vertical phase in pixels |
| 888 | + * @resample_in_width: Width in pixels of the tile entering the |
| 889 | + * Resample block |
| 890 | + * @resample_in_height: Height in pixels of the tile entering the |
| 891 | + * Resample block |
| 892 | + * @resample_phase_x: Initial horizontal phase for the Resample block |
| 893 | + * @resample_phase_y: Initial vertical phase for the Resample block |
| 894 | + * @output_offset_x: Horizontal offset in pixels where the tile will |
| 895 | + * be written into the output image |
| 896 | + * @output_offset_y: Vertical offset in pixels where the tile will be |
| 897 | + * written into the output image |
| 898 | + * @output_width: Width in pixels in the output image of this tile |
| 899 | + * @output_height: Height in pixels in the output image of this tile |
| 900 | + * @output_addr_offset: Offset in bytes into the output buffer |
| 901 | + * @output_addr_offset2: Offset in bytes into the output buffer for the |
| 902 | + * second and third plane |
| 903 | + * @output_hog_addr_offset: Offset in bytes into the HOG buffer where |
| 904 | + * results of this tile are to be written |
| 905 | + */ |
| 906 | +struct pisp_tile { |
| 907 | + __u8 edge; /* enum pisp_tile_edge */ |
| 908 | + __u8 pad0[3]; |
| 909 | + /* 4 bytes */ |
| 910 | + __u32 input_addr_offset; |
| 911 | + __u32 input_addr_offset2; |
| 912 | + __u16 input_offset_x; |
| 913 | + __u16 input_offset_y; |
| 914 | + __u16 input_width; |
| 915 | + __u16 input_height; |
| 916 | + /* 20 bytes */ |
| 917 | + __u32 tdn_input_addr_offset; |
| 918 | + __u32 tdn_output_addr_offset; |
| 919 | + __u32 stitch_input_addr_offset; |
| 920 | + __u32 stitch_output_addr_offset; |
| 921 | + /* 36 bytes */ |
| 922 | + __u32 lsc_grid_offset_x; |
| 923 | + __u32 lsc_grid_offset_y; |
| 924 | + /* 44 bytes */ |
| 925 | + __u32 cac_grid_offset_x; |
| 926 | + __u32 cac_grid_offset_y; |
| 927 | + /* 52 bytes */ |
| 928 | + __u16 crop_x_start[PISP_BACK_END_NUM_OUTPUTS]; |
| 929 | + __u16 crop_x_end[PISP_BACK_END_NUM_OUTPUTS]; |
| 930 | + __u16 crop_y_start[PISP_BACK_END_NUM_OUTPUTS]; |
| 931 | + __u16 crop_y_end[PISP_BACK_END_NUM_OUTPUTS]; |
| 932 | + /* 68 bytes */ |
| 933 | + /* Ordering is planes then branches */ |
| 934 | + __u16 downscale_phase_x[3 * PISP_BACK_END_NUM_OUTPUTS]; |
| 935 | + __u16 downscale_phase_y[3 * PISP_BACK_END_NUM_OUTPUTS]; |
| 936 | + /* 92 bytes */ |
| 937 | + __u16 resample_in_width[PISP_BACK_END_NUM_OUTPUTS]; |
| 938 | + __u16 resample_in_height[PISP_BACK_END_NUM_OUTPUTS]; |
| 939 | + /* 100 bytes */ |
| 940 | + /* Ordering is planes then branches */ |
| 941 | + __u16 resample_phase_x[3 * PISP_BACK_END_NUM_OUTPUTS]; |
| 942 | + __u16 resample_phase_y[3 * PISP_BACK_END_NUM_OUTPUTS]; |
| 943 | + /* 124 bytes */ |
| 944 | + __u16 output_offset_x[PISP_BACK_END_NUM_OUTPUTS]; |
| 945 | + __u16 output_offset_y[PISP_BACK_END_NUM_OUTPUTS]; |
| 946 | + __u16 output_width[PISP_BACK_END_NUM_OUTPUTS]; |
| 947 | + __u16 output_height[PISP_BACK_END_NUM_OUTPUTS]; |
| 948 | + /* 140 bytes */ |
| 949 | + __u32 output_addr_offset[PISP_BACK_END_NUM_OUTPUTS]; |
| 950 | + __u32 output_addr_offset2[PISP_BACK_END_NUM_OUTPUTS]; |
| 951 | + /* 156 bytes */ |
| 952 | + __u32 output_hog_addr_offset; |
| 953 | + /* 160 bytes */ |
| 954 | +} __attribute__((packed)); |
| 955 | + |
| 956 | +/** |
| 957 | + * struct pisp_be_tiles_config - Raspberry Pi PiSP Back End configuration |
| 958 | + * @tiles: Tile descriptors |
| 959 | + * @num_tiles: Number of tiles |
| 960 | + * @config: PiSP Back End configuration |
| 961 | + */ |
| 962 | +struct pisp_be_tiles_config { |
| 963 | + struct pisp_be_config config; |
| 964 | + struct pisp_tile tiles[PISP_BACK_END_NUM_TILES]; |
| 965 | + __u32 num_tiles; |
| 966 | +} __attribute__((packed)); |
| 967 | + |
| 968 | +#endif /* _UAPI_PISP_BE_CONFIG_H_ */ |