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/usr/include/linux/omap3isp.h
$ cat -n /usr/include/linux/omap3isp.h 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * omap3isp.h 4 * 5 * TI OMAP3 ISP - User-space API 6 * 7 * Copyright (C) 2010 Nokia Corporation 8 * Copyright (C) 2009 Texas Instruments, Inc. 9 * 10 * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> 11 * Sakari Ailus <sakari.ailus@iki.fi> 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of the GNU General Public License version 2 as 15 * published by the Free Software Foundation. 16 * 17 * This program is distributed in the hope that it will be useful, but 18 * WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 20 * General Public License for more details. 21 * 22 * You should have received a copy of the GNU General Public License 23 * along with this program; if not, write to the Free Software 24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 25 * 02110-1301 USA 26 */ 27 28 #ifndef OMAP3_ISP_USER_H 29 #define OMAP3_ISP_USER_H 30 31 #include <linux/types.h> 32 #include <linux/videodev2.h> 33 34 /* 35 * Private IOCTLs 36 * 37 * VIDIOC_OMAP3ISP_CCDC_CFG: Set CCDC configuration 38 * VIDIOC_OMAP3ISP_PRV_CFG: Set preview engine configuration 39 * VIDIOC_OMAP3ISP_AEWB_CFG: Set AEWB module configuration 40 * VIDIOC_OMAP3ISP_HIST_CFG: Set histogram module configuration 41 * VIDIOC_OMAP3ISP_AF_CFG: Set auto-focus module configuration 42 * VIDIOC_OMAP3ISP_STAT_REQ: Read statistics (AEWB/AF/histogram) data 43 * VIDIOC_OMAP3ISP_STAT_EN: Enable/disable a statistics module 44 */ 45 46 #define VIDIOC_OMAP3ISP_CCDC_CFG \ 47 _IOWR('V', BASE_VIDIOC_PRIVATE + 1, struct omap3isp_ccdc_update_config) 48 #define VIDIOC_OMAP3ISP_PRV_CFG \ 49 _IOWR('V', BASE_VIDIOC_PRIVATE + 2, struct omap3isp_prev_update_config) 50 #define VIDIOC_OMAP3ISP_AEWB_CFG \ 51 _IOWR('V', BASE_VIDIOC_PRIVATE + 3, struct omap3isp_h3a_aewb_config) 52 #define VIDIOC_OMAP3ISP_HIST_CFG \ 53 _IOWR('V', BASE_VIDIOC_PRIVATE + 4, struct omap3isp_hist_config) 54 #define VIDIOC_OMAP3ISP_AF_CFG \ 55 _IOWR('V', BASE_VIDIOC_PRIVATE + 5, struct omap3isp_h3a_af_config) 56 #define VIDIOC_OMAP3ISP_STAT_REQ \ 57 _IOWR('V', BASE_VIDIOC_PRIVATE + 6, struct omap3isp_stat_data) 58 #define VIDIOC_OMAP3ISP_STAT_REQ_TIME32 \ 59 _IOWR('V', BASE_VIDIOC_PRIVATE + 6, struct omap3isp_stat_data_time32) 60 #define VIDIOC_OMAP3ISP_STAT_EN \ 61 _IOWR('V', BASE_VIDIOC_PRIVATE + 7, unsigned long) 62 63 /* 64 * Events 65 * 66 * V4L2_EVENT_OMAP3ISP_AEWB: AEWB statistics data ready 67 * V4L2_EVENT_OMAP3ISP_AF: AF statistics data ready 68 * V4L2_EVENT_OMAP3ISP_HIST: Histogram statistics data ready 69 */ 70 71 #define V4L2_EVENT_OMAP3ISP_CLASS (V4L2_EVENT_PRIVATE_START | 0x100) 72 #define V4L2_EVENT_OMAP3ISP_AEWB (V4L2_EVENT_OMAP3ISP_CLASS | 0x1) 73 #define V4L2_EVENT_OMAP3ISP_AF (V4L2_EVENT_OMAP3ISP_CLASS | 0x2) 74 #define V4L2_EVENT_OMAP3ISP_HIST (V4L2_EVENT_OMAP3ISP_CLASS | 0x3) 75 76 struct omap3isp_stat_event_status { 77 __u32 frame_number; 78 __u16 config_counter; 79 __u8 buf_err; 80 }; 81 82 /* AE/AWB related structures and flags*/ 83 84 /* H3A Range Constants */ 85 #define OMAP3ISP_AEWB_MAX_SATURATION_LIM 1023 86 #define OMAP3ISP_AEWB_MIN_WIN_H 2 87 #define OMAP3ISP_AEWB_MAX_WIN_H 256 88 #define OMAP3ISP_AEWB_MIN_WIN_W 6 89 #define OMAP3ISP_AEWB_MAX_WIN_W 256 90 #define OMAP3ISP_AEWB_MIN_WINVC 1 91 #define OMAP3ISP_AEWB_MIN_WINHC 1 92 #define OMAP3ISP_AEWB_MAX_WINVC 128 93 #define OMAP3ISP_AEWB_MAX_WINHC 36 94 #define OMAP3ISP_AEWB_MAX_WINSTART 4095 95 #define OMAP3ISP_AEWB_MIN_SUB_INC 2 96 #define OMAP3ISP_AEWB_MAX_SUB_INC 32 97 #define OMAP3ISP_AEWB_MAX_BUF_SIZE 83600 98 99 #define OMAP3ISP_AF_IIRSH_MIN 0 100 #define OMAP3ISP_AF_IIRSH_MAX 4095 101 #define OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MIN 1 102 #define OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MAX 36 103 #define OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MIN 1 104 #define OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MAX 128 105 #define OMAP3ISP_AF_PAXEL_INCREMENT_MIN 2 106 #define OMAP3ISP_AF_PAXEL_INCREMENT_MAX 32 107 #define OMAP3ISP_AF_PAXEL_HEIGHT_MIN 2 108 #define OMAP3ISP_AF_PAXEL_HEIGHT_MAX 256 109 #define OMAP3ISP_AF_PAXEL_WIDTH_MIN 16 110 #define OMAP3ISP_AF_PAXEL_WIDTH_MAX 256 111 #define OMAP3ISP_AF_PAXEL_HZSTART_MIN 1 112 #define OMAP3ISP_AF_PAXEL_HZSTART_MAX 4095 113 #define OMAP3ISP_AF_PAXEL_VTSTART_MIN 0 114 #define OMAP3ISP_AF_PAXEL_VTSTART_MAX 4095 115 #define OMAP3ISP_AF_THRESHOLD_MAX 255 116 #define OMAP3ISP_AF_COEF_MAX 4095 117 #define OMAP3ISP_AF_PAXEL_SIZE 48 118 #define OMAP3ISP_AF_MAX_BUF_SIZE 221184 119 120 /** 121 * struct omap3isp_h3a_aewb_config - AE AWB configuration reset values 122 * saturation_limit: Saturation limit. 123 * @win_height: Window Height. Range 2 - 256, even values only. 124 * @win_width: Window Width. Range 6 - 256, even values only. 125 * @ver_win_count: Vertical Window Count. Range 1 - 128. 126 * @hor_win_count: Horizontal Window Count. Range 1 - 36. 127 * @ver_win_start: Vertical Window Start. Range 0 - 4095. 128 * @hor_win_start: Horizontal Window Start. Range 0 - 4095. 129 * @blk_ver_win_start: Black Vertical Windows Start. Range 0 - 4095. 130 * @blk_win_height: Black Window Height. Range 2 - 256, even values only. 131 * @subsample_ver_inc: Subsample Vertical points increment Range 2 - 32, even 132 * values only. 133 * @subsample_hor_inc: Subsample Horizontal points increment Range 2 - 32, even 134 * values only. 135 * @alaw_enable: AEW ALAW EN flag. 136 */ 137 struct omap3isp_h3a_aewb_config { 138 /* 139 * Common fields. 140 * They should be the first ones and must be in the same order as in 141 * ispstat_generic_config struct. 142 */ 143 __u32 buf_size; 144 __u16 config_counter; 145 146 /* Private fields */ 147 __u16 saturation_limit; 148 __u16 win_height; 149 __u16 win_width; 150 __u16 ver_win_count; 151 __u16 hor_win_count; 152 __u16 ver_win_start; 153 __u16 hor_win_start; 154 __u16 blk_ver_win_start; 155 __u16 blk_win_height; 156 __u16 subsample_ver_inc; 157 __u16 subsample_hor_inc; 158 __u8 alaw_enable; 159 }; 160 161 /** 162 * struct omap3isp_stat_data - Statistic data sent to or received from user 163 * @ts: Timestamp of returned framestats. 164 * @buf: Pointer to pass to user. 165 * @buf_size: Size of buffer. 166 * @frame_number: Frame number of requested stats. 167 * @cur_frame: Current frame number being processed. 168 * @config_counter: Number of the configuration associated with the data. 169 */ 170 struct omap3isp_stat_data { 171 struct timeval ts; 172 void *buf; 173 __struct_group(/* no tag */, frame, /* no attrs */, 174 __u32 buf_size; 175 __u16 frame_number; 176 __u16 cur_frame; 177 __u16 config_counter; 178 ); 179 }; 180 181 182 /* Histogram related structs */ 183 184 /* Flags for number of bins */ 185 #define OMAP3ISP_HIST_BINS_32 0 186 #define OMAP3ISP_HIST_BINS_64 1 187 #define OMAP3ISP_HIST_BINS_128 2 188 #define OMAP3ISP_HIST_BINS_256 3 189 190 /* Number of bins * 4 colors * 4-bytes word */ 191 #define OMAP3ISP_HIST_MEM_SIZE_BINS(n) ((1 << ((n)+5))*4*4) 192 193 #define OMAP3ISP_HIST_MEM_SIZE 1024 194 #define OMAP3ISP_HIST_MIN_REGIONS 1 195 #define OMAP3ISP_HIST_MAX_REGIONS 4 196 #define OMAP3ISP_HIST_MAX_WB_GAIN 255 197 #define OMAP3ISP_HIST_MIN_WB_GAIN 0 198 #define OMAP3ISP_HIST_MAX_BIT_WIDTH 14 199 #define OMAP3ISP_HIST_MIN_BIT_WIDTH 8 200 #define OMAP3ISP_HIST_MAX_WG 4 201 #define OMAP3ISP_HIST_MAX_BUF_SIZE 4096 202 203 /* Source */ 204 #define OMAP3ISP_HIST_SOURCE_CCDC 0 205 #define OMAP3ISP_HIST_SOURCE_MEM 1 206 207 /* CFA pattern */ 208 #define OMAP3ISP_HIST_CFA_BAYER 0 209 #define OMAP3ISP_HIST_CFA_FOVEONX3 1 210 211 struct omap3isp_hist_region { 212 __u16 h_start; 213 __u16 h_end; 214 __u16 v_start; 215 __u16 v_end; 216 }; 217 218 struct omap3isp_hist_config { 219 /* 220 * Common fields. 221 * They should be the first ones and must be in the same order as in 222 * ispstat_generic_config struct. 223 */ 224 __u32 buf_size; 225 __u16 config_counter; 226 227 __u8 num_acc_frames; /* Num of image frames to be processed and 228 accumulated for each histogram frame */ 229 __u16 hist_bins; /* number of bins: 32, 64, 128, or 256 */ 230 __u8 cfa; /* BAYER or FOVEON X3 */ 231 __u8 wg[OMAP3ISP_HIST_MAX_WG]; /* White Balance Gain */ 232 __u8 num_regions; /* number of regions to be configured */ 233 struct omap3isp_hist_region region[OMAP3ISP_HIST_MAX_REGIONS]; 234 }; 235 236 /* Auto Focus related structs */ 237 238 #define OMAP3ISP_AF_NUM_COEF 11 239 240 enum omap3isp_h3a_af_fvmode { 241 OMAP3ISP_AF_MODE_SUMMED = 0, 242 OMAP3ISP_AF_MODE_PEAK = 1 243 }; 244 245 /* Red, Green, and blue pixel location in the AF windows */ 246 enum omap3isp_h3a_af_rgbpos { 247 OMAP3ISP_AF_GR_GB_BAYER = 0, /* GR and GB as Bayer pattern */ 248 OMAP3ISP_AF_RG_GB_BAYER = 1, /* RG and GB as Bayer pattern */ 249 OMAP3ISP_AF_GR_BG_BAYER = 2, /* GR and BG as Bayer pattern */ 250 OMAP3ISP_AF_RG_BG_BAYER = 3, /* RG and BG as Bayer pattern */ 251 OMAP3ISP_AF_GG_RB_CUSTOM = 4, /* GG and RB as custom pattern */ 252 OMAP3ISP_AF_RB_GG_CUSTOM = 5 /* RB and GG as custom pattern */ 253 }; 254 255 /* Contains the information regarding the Horizontal Median Filter */ 256 struct omap3isp_h3a_af_hmf { 257 __u8 enable; /* Status of Horizontal Median Filter */ 258 __u8 threshold; /* Threshold Value for Horizontal Median Filter */ 259 }; 260 261 /* Contains the information regarding the IIR Filters */ 262 struct omap3isp_h3a_af_iir { 263 __u16 h_start; /* IIR horizontal start */ 264 __u16 coeff_set0[OMAP3ISP_AF_NUM_COEF]; /* Filter coefficient, set 0 */ 265 __u16 coeff_set1[OMAP3ISP_AF_NUM_COEF]; /* Filter coefficient, set 1 */ 266 }; 267 268 /* Contains the information regarding the Paxels Structure in AF Engine */ 269 struct omap3isp_h3a_af_paxel { 270 __u16 h_start; /* Horizontal Start Position */ 271 __u16 v_start; /* Vertical Start Position */ 272 __u8 width; /* Width of the Paxel */ 273 __u8 height; /* Height of the Paxel */ 274 __u8 h_cnt; /* Horizontal Count */ 275 __u8 v_cnt; /* vertical Count */ 276 __u8 line_inc; /* Line Increment */ 277 }; 278 279 /* Contains the parameters required for hardware set up of AF Engine */ 280 struct omap3isp_h3a_af_config { 281 /* 282 * Common fields. 283 * They should be the first ones and must be in the same order as in 284 * ispstat_generic_config struct. 285 */ 286 __u32 buf_size; 287 __u16 config_counter; 288 289 struct omap3isp_h3a_af_hmf hmf; /* HMF configurations */ 290 struct omap3isp_h3a_af_iir iir; /* IIR filter configurations */ 291 struct omap3isp_h3a_af_paxel paxel; /* Paxel parameters */ 292 enum omap3isp_h3a_af_rgbpos rgb_pos; /* RGB Positions */ 293 enum omap3isp_h3a_af_fvmode fvmode; /* Accumulator mode */ 294 __u8 alaw_enable; /* AF ALAW status */ 295 }; 296 297 /* ISP CCDC structs */ 298 299 /* Abstraction layer CCDC configurations */ 300 #define OMAP3ISP_CCDC_ALAW (1 << 0) 301 #define OMAP3ISP_CCDC_LPF (1 << 1) 302 #define OMAP3ISP_CCDC_BLCLAMP (1 << 2) 303 #define OMAP3ISP_CCDC_BCOMP (1 << 3) 304 #define OMAP3ISP_CCDC_FPC (1 << 4) 305 #define OMAP3ISP_CCDC_CULL (1 << 5) 306 #define OMAP3ISP_CCDC_CONFIG_LSC (1 << 7) 307 #define OMAP3ISP_CCDC_TBL_LSC (1 << 8) 308 309 #define OMAP3ISP_RGB_MAX 3 310 311 /* Enumeration constants for Alaw input width */ 312 enum omap3isp_alaw_ipwidth { 313 OMAP3ISP_ALAW_BIT12_3 = 0x3, 314 OMAP3ISP_ALAW_BIT11_2 = 0x4, 315 OMAP3ISP_ALAW_BIT10_1 = 0x5, 316 OMAP3ISP_ALAW_BIT9_0 = 0x6 317 }; 318 319 /** 320 * struct omap3isp_ccdc_lsc_config - LSC configuration 321 * @offset: Table Offset of the gain table. 322 * @gain_mode_n: Vertical dimension of a paxel in LSC configuration. 323 * @gain_mode_m: Horizontal dimension of a paxel in LSC configuration. 324 * @gain_format: Gain table format. 325 * @fmtsph: Start pixel horizontal from start of the HS sync pulse. 326 * @fmtlnh: Number of pixels in horizontal direction to use for the data 327 * reformatter. 328 * @fmtslv: Start line from start of VS sync pulse for the data reformatter. 329 * @fmtlnv: Number of lines in vertical direction for the data reformatter. 330 * @initial_x: X position, in pixels, of the first active pixel in reference 331 * to the first active paxel. Must be an even number. 332 * @initial_y: Y position, in pixels, of the first active pixel in reference 333 * to the first active paxel. Must be an even number. 334 * @size: Size of LSC gain table. Filled when loaded from userspace. 335 */ 336 struct omap3isp_ccdc_lsc_config { 337 __u16 offset; 338 __u8 gain_mode_n; 339 __u8 gain_mode_m; 340 __u8 gain_format; 341 __u16 fmtsph; 342 __u16 fmtlnh; 343 __u16 fmtslv; 344 __u16 fmtlnv; 345 __u8 initial_x; 346 __u8 initial_y; 347 __u32 size; 348 }; 349 350 /** 351 * struct omap3isp_ccdc_bclamp - Optical & Digital black clamp subtract 352 * @obgain: Optical black average gain. 353 * @obstpixel: Start Pixel w.r.t. HS pulse in Optical black sample. 354 * @oblines: Optical Black Sample lines. 355 * @oblen: Optical Black Sample Length. 356 * @dcsubval: Digital Black Clamp subtract value. 357 */ 358 struct omap3isp_ccdc_bclamp { 359 __u8 obgain; 360 __u8 obstpixel; 361 __u8 oblines; 362 __u8 oblen; 363 __u16 dcsubval; 364 }; 365 366 /** 367 * struct omap3isp_ccdc_fpc - Faulty Pixels Correction 368 * @fpnum: Number of faulty pixels to be corrected in the frame. 369 * @fpcaddr: Memory address of the FPC Table 370 */ 371 struct omap3isp_ccdc_fpc { 372 __u16 fpnum; 373 __u32 fpcaddr; 374 }; 375 376 /** 377 * struct omap3isp_ccdc_blcomp - Black Level Compensation parameters 378 * @b_mg: B/Mg pixels. 2's complement. -128 to +127. 379 * @gb_g: Gb/G pixels. 2's complement. -128 to +127. 380 * @gr_cy: Gr/Cy pixels. 2's complement. -128 to +127. 381 * @r_ye: R/Ye pixels. 2's complement. -128 to +127. 382 */ 383 struct omap3isp_ccdc_blcomp { 384 __u8 b_mg; 385 __u8 gb_g; 386 __u8 gr_cy; 387 __u8 r_ye; 388 }; 389 390 /** 391 * omap3isp_ccdc_culling - Culling parameters 392 * @v_pattern: Vertical culling pattern. 393 * @h_odd: Horizontal Culling pattern for odd lines. 394 * @h_even: Horizontal Culling pattern for even lines. 395 */ 396 struct omap3isp_ccdc_culling { 397 __u8 v_pattern; 398 __u16 h_odd; 399 __u16 h_even; 400 }; 401 402 /** 403 * omap3isp_ccdc_update_config - CCDC configuration 404 * @update: Specifies which CCDC registers should be updated. 405 * @flag: Specifies which CCDC functions should be enabled. 406 * @alawip: Enable/Disable A-Law compression. 407 * @bclamp: Black clamp control register. 408 * @blcomp: Black level compensation value for RGrGbB Pixels. 2's complement. 409 * @fpc: Number of faulty pixels corrected in the frame, address of FPC table. 410 * @cull: Cull control register. 411 * @lsc: Pointer to LSC gain table. 412 */ 413 struct omap3isp_ccdc_update_config { 414 __u16 update; 415 __u16 flag; 416 enum omap3isp_alaw_ipwidth alawip; 417 struct omap3isp_ccdc_bclamp *bclamp; 418 struct omap3isp_ccdc_blcomp *blcomp; 419 struct omap3isp_ccdc_fpc *fpc; 420 struct omap3isp_ccdc_lsc_config *lsc_cfg; 421 struct omap3isp_ccdc_culling *cull; 422 __u8 *lsc; 423 }; 424 425 /* Preview configurations */ 426 #define OMAP3ISP_PREV_LUMAENH (1 << 0) 427 #define OMAP3ISP_PREV_INVALAW (1 << 1) 428 #define OMAP3ISP_PREV_HRZ_MED (1 << 2) 429 #define OMAP3ISP_PREV_CFA (1 << 3) 430 #define OMAP3ISP_PREV_CHROMA_SUPP (1 << 4) 431 #define OMAP3ISP_PREV_WB (1 << 5) 432 #define OMAP3ISP_PREV_BLKADJ (1 << 6) 433 #define OMAP3ISP_PREV_RGB2RGB (1 << 7) 434 #define OMAP3ISP_PREV_COLOR_CONV (1 << 8) 435 #define OMAP3ISP_PREV_YC_LIMIT (1 << 9) 436 #define OMAP3ISP_PREV_DEFECT_COR (1 << 10) 437 /* Bit 11 was OMAP3ISP_PREV_GAMMABYPASS, now merged with OMAP3ISP_PREV_GAMMA */ 438 #define OMAP3ISP_PREV_DRK_FRM_CAPTURE (1 << 12) 439 #define OMAP3ISP_PREV_DRK_FRM_SUBTRACT (1 << 13) 440 #define OMAP3ISP_PREV_LENS_SHADING (1 << 14) 441 #define OMAP3ISP_PREV_NF (1 << 15) 442 #define OMAP3ISP_PREV_GAMMA (1 << 16) 443 444 #define OMAP3ISP_PREV_NF_TBL_SIZE 64 445 #define OMAP3ISP_PREV_CFA_TBL_SIZE 576 446 #define OMAP3ISP_PREV_CFA_BLK_SIZE (OMAP3ISP_PREV_CFA_TBL_SIZE / 4) 447 #define OMAP3ISP_PREV_GAMMA_TBL_SIZE 1024 448 #define OMAP3ISP_PREV_YENH_TBL_SIZE 128 449 450 #define OMAP3ISP_PREV_DETECT_CORRECT_CHANNELS 4 451 452 /** 453 * struct omap3isp_prev_hmed - Horizontal Median Filter 454 * @odddist: Distance between consecutive pixels of same color in the odd line. 455 * @evendist: Distance between consecutive pixels of same color in the even 456 * line. 457 * @thres: Horizontal median filter threshold. 458 */ 459 struct omap3isp_prev_hmed { 460 __u8 odddist; 461 __u8 evendist; 462 __u8 thres; 463 }; 464 465 /* 466 * Enumeration for CFA Formats supported by preview 467 */ 468 enum omap3isp_cfa_fmt { 469 OMAP3ISP_CFAFMT_BAYER, 470 OMAP3ISP_CFAFMT_SONYVGA, 471 OMAP3ISP_CFAFMT_RGBFOVEON, 472 OMAP3ISP_CFAFMT_DNSPL, 473 OMAP3ISP_CFAFMT_HONEYCOMB, 474 OMAP3ISP_CFAFMT_RRGGBBFOVEON 475 }; 476 477 /** 478 * struct omap3isp_prev_cfa - CFA Interpolation 479 * @format: CFA Format Enum value supported by preview. 480 * @gradthrs_vert: CFA Gradient Threshold - Vertical. 481 * @gradthrs_horz: CFA Gradient Threshold - Horizontal. 482 * @table: Pointer to the CFA table. 483 */ 484 struct omap3isp_prev_cfa { 485 enum omap3isp_cfa_fmt format; 486 __u8 gradthrs_vert; 487 __u8 gradthrs_horz; 488 __u32 table[4][OMAP3ISP_PREV_CFA_BLK_SIZE]; 489 }; 490 491 /** 492 * struct omap3isp_prev_csup - Chrominance Suppression 493 * @gain: Gain. 494 * @thres: Threshold. 495 * @hypf_en: Flag to enable/disable the High Pass Filter. 496 */ 497 struct omap3isp_prev_csup { 498 __u8 gain; 499 __u8 thres; 500 __u8 hypf_en; 501 }; 502 503 /** 504 * struct omap3isp_prev_wbal - White Balance 505 * @dgain: Digital gain (U10Q8). 506 * @coef3: White balance gain - COEF 3 (U8Q5). 507 * @coef2: White balance gain - COEF 2 (U8Q5). 508 * @coef1: White balance gain - COEF 1 (U8Q5). 509 * @coef0: White balance gain - COEF 0 (U8Q5). 510 */ 511 struct omap3isp_prev_wbal { 512 __u16 dgain; 513 __u8 coef3; 514 __u8 coef2; 515 __u8 coef1; 516 __u8 coef0; 517 }; 518 519 /** 520 * struct omap3isp_prev_blkadj - Black Level Adjustment 521 * @red: Black level offset adjustment for Red in 2's complement format 522 * @green: Black level offset adjustment for Green in 2's complement format 523 * @blue: Black level offset adjustment for Blue in 2's complement format 524 */ 525 struct omap3isp_prev_blkadj { 526 /*Black level offset adjustment for Red in 2's complement format */ 527 __u8 red; 528 /*Black level offset adjustment for Green in 2's complement format */ 529 __u8 green; 530 /* Black level offset adjustment for Blue in 2's complement format */ 531 __u8 blue; 532 }; 533 534 /** 535 * struct omap3isp_prev_rgbtorgb - RGB to RGB Blending 536 * @matrix: Blending values(S12Q8 format) 537 * [RR] [GR] [BR] 538 * [RG] [GG] [BG] 539 * [RB] [GB] [BB] 540 * @offset: Blending offset value for R,G,B in 2's complement integer format. 541 */ 542 struct omap3isp_prev_rgbtorgb { 543 __u16 matrix[OMAP3ISP_RGB_MAX][OMAP3ISP_RGB_MAX]; 544 __u16 offset[OMAP3ISP_RGB_MAX]; 545 }; 546 547 /** 548 * struct omap3isp_prev_csc - Color Space Conversion from RGB-YCbYCr 549 * @matrix: Color space conversion coefficients(S10Q8) 550 * [CSCRY] [CSCGY] [CSCBY] 551 * [CSCRCB] [CSCGCB] [CSCBCB] 552 * [CSCRCR] [CSCGCR] [CSCBCR] 553 * @offset: CSC offset values for Y offset, CB offset and CR offset respectively 554 */ 555 struct omap3isp_prev_csc { 556 __u16 matrix[OMAP3ISP_RGB_MAX][OMAP3ISP_RGB_MAX]; 557 __s16 offset[OMAP3ISP_RGB_MAX]; 558 }; 559 560 /** 561 * struct omap3isp_prev_yclimit - Y, C Value Limit 562 * @minC: Minimum C value 563 * @maxC: Maximum C value 564 * @minY: Minimum Y value 565 * @maxY: Maximum Y value 566 */ 567 struct omap3isp_prev_yclimit { 568 __u8 minC; 569 __u8 maxC; 570 __u8 minY; 571 __u8 maxY; 572 }; 573 574 /** 575 * struct omap3isp_prev_dcor - Defect correction 576 * @couplet_mode_en: Flag to enable or disable the couplet dc Correction in NF 577 * @detect_correct: Thresholds for correction bit 0:10 detect 16:25 correct 578 */ 579 struct omap3isp_prev_dcor { 580 __u8 couplet_mode_en; 581 __u32 detect_correct[OMAP3ISP_PREV_DETECT_CORRECT_CHANNELS]; 582 }; 583 584 /** 585 * struct omap3isp_prev_nf - Noise Filter 586 * @spread: Spread value to be used in Noise Filter 587 * @table: Pointer to the Noise Filter table 588 */ 589 struct omap3isp_prev_nf { 590 __u8 spread; 591 __u32 table[OMAP3ISP_PREV_NF_TBL_SIZE]; 592 }; 593 594 /** 595 * struct omap3isp_prev_gtables - Gamma correction tables 596 * @red: Array for red gamma table. 597 * @green: Array for green gamma table. 598 * @blue: Array for blue gamma table. 599 */ 600 struct omap3isp_prev_gtables { 601 __u32 red[OMAP3ISP_PREV_GAMMA_TBL_SIZE]; 602 __u32 green[OMAP3ISP_PREV_GAMMA_TBL_SIZE]; 603 __u32 blue[OMAP3ISP_PREV_GAMMA_TBL_SIZE]; 604 }; 605 606 /** 607 * struct omap3isp_prev_luma - Luma enhancement 608 * @table: Array for luma enhancement table. 609 */ 610 struct omap3isp_prev_luma { 611 __u32 table[OMAP3ISP_PREV_YENH_TBL_SIZE]; 612 }; 613 614 /** 615 * struct omap3isp_prev_update_config - Preview engine configuration (user) 616 * @update: Specifies which ISP Preview registers should be updated. 617 * @flag: Specifies which ISP Preview functions should be enabled. 618 * @shading_shift: 3bit value of shift used in shading compensation. 619 * @luma: Pointer to luma enhancement structure. 620 * @hmed: Pointer to structure containing the odd and even distance. 621 * between the pixels in the image along with the filter threshold. 622 * @cfa: Pointer to structure containing the CFA interpolation table, CFA. 623 * format in the image, vertical and horizontal gradient threshold. 624 * @csup: Pointer to Structure for Chrominance Suppression coefficients. 625 * @wbal: Pointer to structure for White Balance. 626 * @blkadj: Pointer to structure for Black Adjustment. 627 * @rgb2rgb: Pointer to structure for RGB to RGB Blending. 628 * @csc: Pointer to structure for Color Space Conversion from RGB-YCbYCr. 629 * @yclimit: Pointer to structure for Y, C Value Limit. 630 * @dcor: Pointer to structure for defect correction. 631 * @nf: Pointer to structure for Noise Filter 632 * @gamma: Pointer to gamma structure. 633 */ 634 struct omap3isp_prev_update_config { 635 __u32 update; 636 __u32 flag; 637 __u32 shading_shift; 638 struct omap3isp_prev_luma *luma; 639 struct omap3isp_prev_hmed *hmed; 640 struct omap3isp_prev_cfa *cfa; 641 struct omap3isp_prev_csup *csup; 642 struct omap3isp_prev_wbal *wbal; 643 struct omap3isp_prev_blkadj *blkadj; 644 struct omap3isp_prev_rgbtorgb *rgb2rgb; 645 struct omap3isp_prev_csc *csc; 646 struct omap3isp_prev_yclimit *yclimit; 647 struct omap3isp_prev_dcor *dcor; 648 struct omap3isp_prev_nf *nf; 649 struct omap3isp_prev_gtables *gamma; 650 }; 651 652 #endif /* OMAP3_ISP_USER_H */
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