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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */2/*3 * omap3isp.h4 *5 * TI OMAP3 ISP - User-space API6 *7 * Copyright (C) 2010 Nokia Corporation8 * 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 modify14 * it under the terms of the GNU General Public License version 2 as15 * published by the Free Software Foundation.16 *17 * This program is distributed in the hope that it will be useful, but18 * WITHOUT ANY WARRANTY; without even the implied warranty of19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU20 * General Public License for more details.21 *22 * You should have received a copy of the GNU General Public License23 * along with this program; if not, write to the Free Software24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA25 * 02110-1301 USA26 */27 28#ifndef OMAP3_ISP_USER_H29#define OMAP3_ISP_USER_H30 31#include <linux/types.h>32#include <linux/videodev2.h>33 34/*35 * Private IOCTLs36 *37 * VIDIOC_OMAP3ISP_CCDC_CFG: Set CCDC configuration38 * VIDIOC_OMAP3ISP_PRV_CFG: Set preview engine configuration39 * VIDIOC_OMAP3ISP_AEWB_CFG: Set AEWB module configuration40 * VIDIOC_OMAP3ISP_HIST_CFG: Set histogram module configuration41 * VIDIOC_OMAP3ISP_AF_CFG: Set auto-focus module configuration42 * VIDIOC_OMAP3ISP_STAT_REQ: Read statistics (AEWB/AF/histogram) data43 * VIDIOC_OMAP3ISP_STAT_EN: Enable/disable a statistics module44 */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 * Events65 *66 * V4L2_EVENT_OMAP3ISP_AEWB: AEWB statistics data ready67 * V4L2_EVENT_OMAP3ISP_AF: AF statistics data ready68 * V4L2_EVENT_OMAP3ISP_HIST: Histogram statistics data ready69 */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 76struct 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 102386#define OMAP3ISP_AEWB_MIN_WIN_H 287#define OMAP3ISP_AEWB_MAX_WIN_H 25688#define OMAP3ISP_AEWB_MIN_WIN_W 689#define OMAP3ISP_AEWB_MAX_WIN_W 25690#define OMAP3ISP_AEWB_MIN_WINVC 191#define OMAP3ISP_AEWB_MIN_WINHC 192#define OMAP3ISP_AEWB_MAX_WINVC 12893#define OMAP3ISP_AEWB_MAX_WINHC 3694#define OMAP3ISP_AEWB_MAX_WINSTART 409595#define OMAP3ISP_AEWB_MIN_SUB_INC 296#define OMAP3ISP_AEWB_MAX_SUB_INC 3297#define OMAP3ISP_AEWB_MAX_BUF_SIZE 8360098 99#define OMAP3ISP_AF_IIRSH_MIN 0100#define OMAP3ISP_AF_IIRSH_MAX 4095101#define OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MIN 1102#define OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MAX 36103#define OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MIN 1104#define OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MAX 128105#define OMAP3ISP_AF_PAXEL_INCREMENT_MIN 2106#define OMAP3ISP_AF_PAXEL_INCREMENT_MAX 32107#define OMAP3ISP_AF_PAXEL_HEIGHT_MIN 2108#define OMAP3ISP_AF_PAXEL_HEIGHT_MAX 256109#define OMAP3ISP_AF_PAXEL_WIDTH_MIN 16110#define OMAP3ISP_AF_PAXEL_WIDTH_MAX 256111#define OMAP3ISP_AF_PAXEL_HZSTART_MIN 1112#define OMAP3ISP_AF_PAXEL_HZSTART_MAX 4095113#define OMAP3ISP_AF_PAXEL_VTSTART_MIN 0114#define OMAP3ISP_AF_PAXEL_VTSTART_MAX 4095115#define OMAP3ISP_AF_THRESHOLD_MAX 255116#define OMAP3ISP_AF_COEF_MAX 4095117#define OMAP3ISP_AF_PAXEL_SIZE 48118#define OMAP3ISP_AF_MAX_BUF_SIZE 221184119 120/**121 * struct omap3isp_h3a_aewb_config - AE AWB configuration reset values122 * 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, even132 * values only.133 * @subsample_hor_inc: Subsample Horizontal points increment Range 2 - 32, even134 * values only.135 * @alaw_enable: AEW ALAW EN flag.136 */137struct omap3isp_h3a_aewb_config {138 /*139 * Common fields.140 * They should be the first ones and must be in the same order as in141 * 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 user163 * @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 */170struct omap3isp_stat_data {171#ifdef __KERNEL__172 struct {173 __s64 tv_sec;174 __s64 tv_usec;175 } ts;176#else177 struct timeval ts;178#endif179 void __user *buf;180 __struct_group(/* no tag */, frame, /* no attrs */,181 __u32 buf_size;182 __u16 frame_number;183 __u16 cur_frame;184 __u16 config_counter;185 );186};187 188#ifdef __KERNEL__189struct omap3isp_stat_data_time32 {190 struct {191 __s32 tv_sec;192 __s32 tv_usec;193 } ts;194 __u32 buf;195 __struct_group(/* no tag */, frame, /* no attrs */,196 __u32 buf_size;197 __u16 frame_number;198 __u16 cur_frame;199 __u16 config_counter;200 );201};202#endif203 204/* Histogram related structs */205 206/* Flags for number of bins */207#define OMAP3ISP_HIST_BINS_32 0208#define OMAP3ISP_HIST_BINS_64 1209#define OMAP3ISP_HIST_BINS_128 2210#define OMAP3ISP_HIST_BINS_256 3211 212/* Number of bins * 4 colors * 4-bytes word */213#define OMAP3ISP_HIST_MEM_SIZE_BINS(n) ((1 << ((n)+5))*4*4)214 215#define OMAP3ISP_HIST_MEM_SIZE 1024216#define OMAP3ISP_HIST_MIN_REGIONS 1217#define OMAP3ISP_HIST_MAX_REGIONS 4218#define OMAP3ISP_HIST_MAX_WB_GAIN 255219#define OMAP3ISP_HIST_MIN_WB_GAIN 0220#define OMAP3ISP_HIST_MAX_BIT_WIDTH 14221#define OMAP3ISP_HIST_MIN_BIT_WIDTH 8222#define OMAP3ISP_HIST_MAX_WG 4223#define OMAP3ISP_HIST_MAX_BUF_SIZE 4096224 225/* Source */226#define OMAP3ISP_HIST_SOURCE_CCDC 0227#define OMAP3ISP_HIST_SOURCE_MEM 1228 229/* CFA pattern */230#define OMAP3ISP_HIST_CFA_BAYER 0231#define OMAP3ISP_HIST_CFA_FOVEONX3 1232 233struct omap3isp_hist_region {234 __u16 h_start;235 __u16 h_end;236 __u16 v_start;237 __u16 v_end;238};239 240struct omap3isp_hist_config {241 /*242 * Common fields.243 * They should be the first ones and must be in the same order as in244 * ispstat_generic_config struct.245 */246 __u32 buf_size;247 __u16 config_counter;248 249 __u8 num_acc_frames; /* Num of image frames to be processed and250 accumulated for each histogram frame */251 __u16 hist_bins; /* number of bins: 32, 64, 128, or 256 */252 __u8 cfa; /* BAYER or FOVEON X3 */253 __u8 wg[OMAP3ISP_HIST_MAX_WG]; /* White Balance Gain */254 __u8 num_regions; /* number of regions to be configured */255 struct omap3isp_hist_region region[OMAP3ISP_HIST_MAX_REGIONS];256};257 258/* Auto Focus related structs */259 260#define OMAP3ISP_AF_NUM_COEF 11261 262enum omap3isp_h3a_af_fvmode {263 OMAP3ISP_AF_MODE_SUMMED = 0,264 OMAP3ISP_AF_MODE_PEAK = 1265};266 267/* Red, Green, and blue pixel location in the AF windows */268enum omap3isp_h3a_af_rgbpos {269 OMAP3ISP_AF_GR_GB_BAYER = 0, /* GR and GB as Bayer pattern */270 OMAP3ISP_AF_RG_GB_BAYER = 1, /* RG and GB as Bayer pattern */271 OMAP3ISP_AF_GR_BG_BAYER = 2, /* GR and BG as Bayer pattern */272 OMAP3ISP_AF_RG_BG_BAYER = 3, /* RG and BG as Bayer pattern */273 OMAP3ISP_AF_GG_RB_CUSTOM = 4, /* GG and RB as custom pattern */274 OMAP3ISP_AF_RB_GG_CUSTOM = 5 /* RB and GG as custom pattern */275};276 277/* Contains the information regarding the Horizontal Median Filter */278struct omap3isp_h3a_af_hmf {279 __u8 enable; /* Status of Horizontal Median Filter */280 __u8 threshold; /* Threshold Value for Horizontal Median Filter */281};282 283/* Contains the information regarding the IIR Filters */284struct omap3isp_h3a_af_iir {285 __u16 h_start; /* IIR horizontal start */286 __u16 coeff_set0[OMAP3ISP_AF_NUM_COEF]; /* Filter coefficient, set 0 */287 __u16 coeff_set1[OMAP3ISP_AF_NUM_COEF]; /* Filter coefficient, set 1 */288};289 290/* Contains the information regarding the Paxels Structure in AF Engine */291struct omap3isp_h3a_af_paxel {292 __u16 h_start; /* Horizontal Start Position */293 __u16 v_start; /* Vertical Start Position */294 __u8 width; /* Width of the Paxel */295 __u8 height; /* Height of the Paxel */296 __u8 h_cnt; /* Horizontal Count */297 __u8 v_cnt; /* vertical Count */298 __u8 line_inc; /* Line Increment */299};300 301/* Contains the parameters required for hardware set up of AF Engine */302struct omap3isp_h3a_af_config {303 /*304 * Common fields.305 * They should be the first ones and must be in the same order as in306 * ispstat_generic_config struct.307 */308 __u32 buf_size;309 __u16 config_counter;310 311 struct omap3isp_h3a_af_hmf hmf; /* HMF configurations */312 struct omap3isp_h3a_af_iir iir; /* IIR filter configurations */313 struct omap3isp_h3a_af_paxel paxel; /* Paxel parameters */314 enum omap3isp_h3a_af_rgbpos rgb_pos; /* RGB Positions */315 enum omap3isp_h3a_af_fvmode fvmode; /* Accumulator mode */316 __u8 alaw_enable; /* AF ALAW status */317};318 319/* ISP CCDC structs */320 321/* Abstraction layer CCDC configurations */322#define OMAP3ISP_CCDC_ALAW (1 << 0)323#define OMAP3ISP_CCDC_LPF (1 << 1)324#define OMAP3ISP_CCDC_BLCLAMP (1 << 2)325#define OMAP3ISP_CCDC_BCOMP (1 << 3)326#define OMAP3ISP_CCDC_FPC (1 << 4)327#define OMAP3ISP_CCDC_CULL (1 << 5)328#define OMAP3ISP_CCDC_CONFIG_LSC (1 << 7)329#define OMAP3ISP_CCDC_TBL_LSC (1 << 8)330 331#define OMAP3ISP_RGB_MAX 3332 333/* Enumeration constants for Alaw input width */334enum omap3isp_alaw_ipwidth {335 OMAP3ISP_ALAW_BIT12_3 = 0x3,336 OMAP3ISP_ALAW_BIT11_2 = 0x4,337 OMAP3ISP_ALAW_BIT10_1 = 0x5,338 OMAP3ISP_ALAW_BIT9_0 = 0x6339};340 341/**342 * struct omap3isp_ccdc_lsc_config - LSC configuration343 * @offset: Table Offset of the gain table.344 * @gain_mode_n: Vertical dimension of a paxel in LSC configuration.345 * @gain_mode_m: Horizontal dimension of a paxel in LSC configuration.346 * @gain_format: Gain table format.347 * @fmtsph: Start pixel horizontal from start of the HS sync pulse.348 * @fmtlnh: Number of pixels in horizontal direction to use for the data349 * reformatter.350 * @fmtslv: Start line from start of VS sync pulse for the data reformatter.351 * @fmtlnv: Number of lines in vertical direction for the data reformatter.352 * @initial_x: X position, in pixels, of the first active pixel in reference353 * to the first active paxel. Must be an even number.354 * @initial_y: Y position, in pixels, of the first active pixel in reference355 * to the first active paxel. Must be an even number.356 * @size: Size of LSC gain table. Filled when loaded from userspace.357 */358struct omap3isp_ccdc_lsc_config {359 __u16 offset;360 __u8 gain_mode_n;361 __u8 gain_mode_m;362 __u8 gain_format;363 __u16 fmtsph;364 __u16 fmtlnh;365 __u16 fmtslv;366 __u16 fmtlnv;367 __u8 initial_x;368 __u8 initial_y;369 __u32 size;370};371 372/**373 * struct omap3isp_ccdc_bclamp - Optical & Digital black clamp subtract374 * @obgain: Optical black average gain.375 * @obstpixel: Start Pixel w.r.t. HS pulse in Optical black sample.376 * @oblines: Optical Black Sample lines.377 * @oblen: Optical Black Sample Length.378 * @dcsubval: Digital Black Clamp subtract value.379 */380struct omap3isp_ccdc_bclamp {381 __u8 obgain;382 __u8 obstpixel;383 __u8 oblines;384 __u8 oblen;385 __u16 dcsubval;386};387 388/**389 * struct omap3isp_ccdc_fpc - Faulty Pixels Correction390 * @fpnum: Number of faulty pixels to be corrected in the frame.391 * @fpcaddr: Memory address of the FPC Table392 */393struct omap3isp_ccdc_fpc {394 __u16 fpnum;395 __u32 fpcaddr;396};397 398/**399 * struct omap3isp_ccdc_blcomp - Black Level Compensation parameters400 * @b_mg: B/Mg pixels. 2's complement. -128 to +127.401 * @gb_g: Gb/G pixels. 2's complement. -128 to +127.402 * @gr_cy: Gr/Cy pixels. 2's complement. -128 to +127.403 * @r_ye: R/Ye pixels. 2's complement. -128 to +127.404 */405struct omap3isp_ccdc_blcomp {406 __u8 b_mg;407 __u8 gb_g;408 __u8 gr_cy;409 __u8 r_ye;410};411 412/**413 * omap3isp_ccdc_culling - Culling parameters414 * @v_pattern: Vertical culling pattern.415 * @h_odd: Horizontal Culling pattern for odd lines.416 * @h_even: Horizontal Culling pattern for even lines.417 */418struct omap3isp_ccdc_culling {419 __u8 v_pattern;420 __u16 h_odd;421 __u16 h_even;422};423 424/**425 * omap3isp_ccdc_update_config - CCDC configuration426 * @update: Specifies which CCDC registers should be updated.427 * @flag: Specifies which CCDC functions should be enabled.428 * @alawip: Enable/Disable A-Law compression.429 * @bclamp: Black clamp control register.430 * @blcomp: Black level compensation value for RGrGbB Pixels. 2's complement.431 * @fpc: Number of faulty pixels corrected in the frame, address of FPC table.432 * @cull: Cull control register.433 * @lsc: Pointer to LSC gain table.434 */435struct omap3isp_ccdc_update_config {436 __u16 update;437 __u16 flag;438 enum omap3isp_alaw_ipwidth alawip;439 struct omap3isp_ccdc_bclamp __user *bclamp;440 struct omap3isp_ccdc_blcomp __user *blcomp;441 struct omap3isp_ccdc_fpc __user *fpc;442 struct omap3isp_ccdc_lsc_config __user *lsc_cfg;443 struct omap3isp_ccdc_culling __user *cull;444 __u8 __user *lsc;445};446 447/* Preview configurations */448#define OMAP3ISP_PREV_LUMAENH (1 << 0)449#define OMAP3ISP_PREV_INVALAW (1 << 1)450#define OMAP3ISP_PREV_HRZ_MED (1 << 2)451#define OMAP3ISP_PREV_CFA (1 << 3)452#define OMAP3ISP_PREV_CHROMA_SUPP (1 << 4)453#define OMAP3ISP_PREV_WB (1 << 5)454#define OMAP3ISP_PREV_BLKADJ (1 << 6)455#define OMAP3ISP_PREV_RGB2RGB (1 << 7)456#define OMAP3ISP_PREV_COLOR_CONV (1 << 8)457#define OMAP3ISP_PREV_YC_LIMIT (1 << 9)458#define OMAP3ISP_PREV_DEFECT_COR (1 << 10)459/* Bit 11 was OMAP3ISP_PREV_GAMMABYPASS, now merged with OMAP3ISP_PREV_GAMMA */460#define OMAP3ISP_PREV_DRK_FRM_CAPTURE (1 << 12)461#define OMAP3ISP_PREV_DRK_FRM_SUBTRACT (1 << 13)462#define OMAP3ISP_PREV_LENS_SHADING (1 << 14)463#define OMAP3ISP_PREV_NF (1 << 15)464#define OMAP3ISP_PREV_GAMMA (1 << 16)465 466#define OMAP3ISP_PREV_NF_TBL_SIZE 64467#define OMAP3ISP_PREV_CFA_TBL_SIZE 576468#define OMAP3ISP_PREV_CFA_BLK_SIZE (OMAP3ISP_PREV_CFA_TBL_SIZE / 4)469#define OMAP3ISP_PREV_GAMMA_TBL_SIZE 1024470#define OMAP3ISP_PREV_YENH_TBL_SIZE 128471 472#define OMAP3ISP_PREV_DETECT_CORRECT_CHANNELS 4473 474/**475 * struct omap3isp_prev_hmed - Horizontal Median Filter476 * @odddist: Distance between consecutive pixels of same color in the odd line.477 * @evendist: Distance between consecutive pixels of same color in the even478 * line.479 * @thres: Horizontal median filter threshold.480 */481struct omap3isp_prev_hmed {482 __u8 odddist;483 __u8 evendist;484 __u8 thres;485};486 487/*488 * Enumeration for CFA Formats supported by preview489 */490enum omap3isp_cfa_fmt {491 OMAP3ISP_CFAFMT_BAYER,492 OMAP3ISP_CFAFMT_SONYVGA,493 OMAP3ISP_CFAFMT_RGBFOVEON,494 OMAP3ISP_CFAFMT_DNSPL,495 OMAP3ISP_CFAFMT_HONEYCOMB,496 OMAP3ISP_CFAFMT_RRGGBBFOVEON497};498 499/**500 * struct omap3isp_prev_cfa - CFA Interpolation501 * @format: CFA Format Enum value supported by preview.502 * @gradthrs_vert: CFA Gradient Threshold - Vertical.503 * @gradthrs_horz: CFA Gradient Threshold - Horizontal.504 * @table: Pointer to the CFA table.505 */506struct omap3isp_prev_cfa {507 enum omap3isp_cfa_fmt format;508 __u8 gradthrs_vert;509 __u8 gradthrs_horz;510 __u32 table[4][OMAP3ISP_PREV_CFA_BLK_SIZE];511};512 513/**514 * struct omap3isp_prev_csup - Chrominance Suppression515 * @gain: Gain.516 * @thres: Threshold.517 * @hypf_en: Flag to enable/disable the High Pass Filter.518 */519struct omap3isp_prev_csup {520 __u8 gain;521 __u8 thres;522 __u8 hypf_en;523};524 525/**526 * struct omap3isp_prev_wbal - White Balance527 * @dgain: Digital gain (U10Q8).528 * @coef3: White balance gain - COEF 3 (U8Q5).529 * @coef2: White balance gain - COEF 2 (U8Q5).530 * @coef1: White balance gain - COEF 1 (U8Q5).531 * @coef0: White balance gain - COEF 0 (U8Q5).532 */533struct omap3isp_prev_wbal {534 __u16 dgain;535 __u8 coef3;536 __u8 coef2;537 __u8 coef1;538 __u8 coef0;539};540 541/**542 * struct omap3isp_prev_blkadj - Black Level Adjustment543 * @red: Black level offset adjustment for Red in 2's complement format544 * @green: Black level offset adjustment for Green in 2's complement format545 * @blue: Black level offset adjustment for Blue in 2's complement format546 */547struct omap3isp_prev_blkadj {548 /*Black level offset adjustment for Red in 2's complement format */549 __u8 red;550 /*Black level offset adjustment for Green in 2's complement format */551 __u8 green;552 /* Black level offset adjustment for Blue in 2's complement format */553 __u8 blue;554};555 556/**557 * struct omap3isp_prev_rgbtorgb - RGB to RGB Blending558 * @matrix: Blending values(S12Q8 format)559 * [RR] [GR] [BR]560 * [RG] [GG] [BG]561 * [RB] [GB] [BB]562 * @offset: Blending offset value for R,G,B in 2's complement integer format.563 */564struct omap3isp_prev_rgbtorgb {565 __u16 matrix[OMAP3ISP_RGB_MAX][OMAP3ISP_RGB_MAX];566 __u16 offset[OMAP3ISP_RGB_MAX];567};568 569/**570 * struct omap3isp_prev_csc - Color Space Conversion from RGB-YCbYCr571 * @matrix: Color space conversion coefficients(S10Q8)572 * [CSCRY] [CSCGY] [CSCBY]573 * [CSCRCB] [CSCGCB] [CSCBCB]574 * [CSCRCR] [CSCGCR] [CSCBCR]575 * @offset: CSC offset values for Y offset, CB offset and CR offset respectively576 */577struct omap3isp_prev_csc {578 __u16 matrix[OMAP3ISP_RGB_MAX][OMAP3ISP_RGB_MAX];579 __s16 offset[OMAP3ISP_RGB_MAX];580};581 582/**583 * struct omap3isp_prev_yclimit - Y, C Value Limit584 * @minC: Minimum C value585 * @maxC: Maximum C value586 * @minY: Minimum Y value587 * @maxY: Maximum Y value588 */589struct omap3isp_prev_yclimit {590 __u8 minC;591 __u8 maxC;592 __u8 minY;593 __u8 maxY;594};595 596/**597 * struct omap3isp_prev_dcor - Defect correction598 * @couplet_mode_en: Flag to enable or disable the couplet dc Correction in NF599 * @detect_correct: Thresholds for correction bit 0:10 detect 16:25 correct600 */601struct omap3isp_prev_dcor {602 __u8 couplet_mode_en;603 __u32 detect_correct[OMAP3ISP_PREV_DETECT_CORRECT_CHANNELS];604};605 606/**607 * struct omap3isp_prev_nf - Noise Filter608 * @spread: Spread value to be used in Noise Filter609 * @table: Pointer to the Noise Filter table610 */611struct omap3isp_prev_nf {612 __u8 spread;613 __u32 table[OMAP3ISP_PREV_NF_TBL_SIZE];614};615 616/**617 * struct omap3isp_prev_gtables - Gamma correction tables618 * @red: Array for red gamma table.619 * @green: Array for green gamma table.620 * @blue: Array for blue gamma table.621 */622struct omap3isp_prev_gtables {623 __u32 red[OMAP3ISP_PREV_GAMMA_TBL_SIZE];624 __u32 green[OMAP3ISP_PREV_GAMMA_TBL_SIZE];625 __u32 blue[OMAP3ISP_PREV_GAMMA_TBL_SIZE];626};627 628/**629 * struct omap3isp_prev_luma - Luma enhancement630 * @table: Array for luma enhancement table.631 */632struct omap3isp_prev_luma {633 __u32 table[OMAP3ISP_PREV_YENH_TBL_SIZE];634};635 636/**637 * struct omap3isp_prev_update_config - Preview engine configuration (user)638 * @update: Specifies which ISP Preview registers should be updated.639 * @flag: Specifies which ISP Preview functions should be enabled.640 * @shading_shift: 3bit value of shift used in shading compensation.641 * @luma: Pointer to luma enhancement structure.642 * @hmed: Pointer to structure containing the odd and even distance.643 * between the pixels in the image along with the filter threshold.644 * @cfa: Pointer to structure containing the CFA interpolation table, CFA.645 * format in the image, vertical and horizontal gradient threshold.646 * @csup: Pointer to Structure for Chrominance Suppression coefficients.647 * @wbal: Pointer to structure for White Balance.648 * @blkadj: Pointer to structure for Black Adjustment.649 * @rgb2rgb: Pointer to structure for RGB to RGB Blending.650 * @csc: Pointer to structure for Color Space Conversion from RGB-YCbYCr.651 * @yclimit: Pointer to structure for Y, C Value Limit.652 * @dcor: Pointer to structure for defect correction.653 * @nf: Pointer to structure for Noise Filter654 * @gamma: Pointer to gamma structure.655 */656struct omap3isp_prev_update_config {657 __u32 update;658 __u32 flag;659 __u32 shading_shift;660 struct omap3isp_prev_luma __user *luma;661 struct omap3isp_prev_hmed __user *hmed;662 struct omap3isp_prev_cfa __user *cfa;663 struct omap3isp_prev_csup __user *csup;664 struct omap3isp_prev_wbal __user *wbal;665 struct omap3isp_prev_blkadj __user *blkadj;666 struct omap3isp_prev_rgbtorgb __user *rgb2rgb;667 struct omap3isp_prev_csc __user *csc;668 struct omap3isp_prev_yclimit __user *yclimit;669 struct omap3isp_prev_dcor __user *dcor;670 struct omap3isp_prev_nf __user *nf;671 struct omap3isp_prev_gtables __user *gamma;672};673 674#endif /* OMAP3_ISP_USER_H */675