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