1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
5 * TI OMAP3 ISP - User-space API
7 * Copyright (C) 2010 Nokia Corporation
8 * Copyright (C) 2009 Texas Instruments, Inc.
10 * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
11 * Sakari Ailus <sakari.ailus@iki.fi>
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.
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.
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
28 #ifndef OMAP3_ISP_USER_H
29 #define OMAP3_ISP_USER_H
31 #include <linux/types.h>
32 #include <linux/videodev2.h>
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
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)
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
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)
76 struct omap3isp_stat_event_status {
82 /* AE/AWB related structures and flags*/
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
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
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
133 * @subsample_hor_inc: Subsample Horizontal points increment Range 2 - 32, even
135 * @alaw_enable: AEW ALAW EN flag.
137 struct omap3isp_h3a_aewb_config {
140 * They should be the first ones and must be in the same order as in
141 * ispstat_generic_config struct.
144 __u16 config_counter;
147 __u16 saturation_limit;
154 __u16 blk_ver_win_start;
155 __u16 blk_win_height;
156 __u16 subsample_ver_inc;
157 __u16 subsample_hor_inc;
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.
170 struct omap3isp_stat_data {
180 __struct_group(/* no tag */, frame, /* no attrs */,
184 __u16 config_counter;
189 struct omap3isp_stat_data_time32 {
195 __struct_group(/* no tag */, frame, /* no attrs */,
199 __u16 config_counter;
204 /* Histogram related structs */
206 /* Flags for number of bins */
207 #define OMAP3ISP_HIST_BINS_32 0
208 #define OMAP3ISP_HIST_BINS_64 1
209 #define OMAP3ISP_HIST_BINS_128 2
210 #define OMAP3ISP_HIST_BINS_256 3
212 /* Number of bins * 4 colors * 4-bytes word */
213 #define OMAP3ISP_HIST_MEM_SIZE_BINS(n) ((1 << ((n)+5))*4*4)
215 #define OMAP3ISP_HIST_MEM_SIZE 1024
216 #define OMAP3ISP_HIST_MIN_REGIONS 1
217 #define OMAP3ISP_HIST_MAX_REGIONS 4
218 #define OMAP3ISP_HIST_MAX_WB_GAIN 255
219 #define OMAP3ISP_HIST_MIN_WB_GAIN 0
220 #define OMAP3ISP_HIST_MAX_BIT_WIDTH 14
221 #define OMAP3ISP_HIST_MIN_BIT_WIDTH 8
222 #define OMAP3ISP_HIST_MAX_WG 4
223 #define OMAP3ISP_HIST_MAX_BUF_SIZE 4096
226 #define OMAP3ISP_HIST_SOURCE_CCDC 0
227 #define OMAP3ISP_HIST_SOURCE_MEM 1
230 #define OMAP3ISP_HIST_CFA_BAYER 0
231 #define OMAP3ISP_HIST_CFA_FOVEONX3 1
233 struct omap3isp_hist_region {
240 struct omap3isp_hist_config {
243 * They should be the first ones and must be in the same order as in
244 * ispstat_generic_config struct.
247 __u16 config_counter;
249 __u8 num_acc_frames; /* Num of image frames to be processed and
250 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];
258 /* Auto Focus related structs */
260 #define OMAP3ISP_AF_NUM_COEF 11
262 enum omap3isp_h3a_af_fvmode {
263 OMAP3ISP_AF_MODE_SUMMED = 0,
264 OMAP3ISP_AF_MODE_PEAK = 1
267 /* Red, Green, and blue pixel location in the AF windows */
268 enum 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 */
277 /* Contains the information regarding the Horizontal Median Filter */
278 struct omap3isp_h3a_af_hmf {
279 __u8 enable; /* Status of Horizontal Median Filter */
280 __u8 threshold; /* Threshold Value for Horizontal Median Filter */
283 /* Contains the information regarding the IIR Filters */
284 struct 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 */
290 /* Contains the information regarding the Paxels Structure in AF Engine */
291 struct 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 */
301 /* Contains the parameters required for hardware set up of AF Engine */
302 struct omap3isp_h3a_af_config {
305 * They should be the first ones and must be in the same order as in
306 * ispstat_generic_config struct.
309 __u16 config_counter;
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 */
319 /* ISP CCDC structs */
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)
331 #define OMAP3ISP_RGB_MAX 3
333 /* Enumeration constants for Alaw input width */
334 enum 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 = 0x6
342 * struct omap3isp_ccdc_lsc_config - LSC configuration
343 * @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 data
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 reference
353 * to the first active paxel. Must be an even number.
354 * @initial_y: Y position, in pixels, of the first active pixel in reference
355 * to the first active paxel. Must be an even number.
356 * @size: Size of LSC gain table. Filled when loaded from userspace.
358 struct omap3isp_ccdc_lsc_config {
373 * struct omap3isp_ccdc_bclamp - Optical & Digital black clamp subtract
374 * @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.
380 struct omap3isp_ccdc_bclamp {
389 * struct omap3isp_ccdc_fpc - Faulty Pixels Correction
390 * @fpnum: Number of faulty pixels to be corrected in the frame.
391 * @fpcaddr: Memory address of the FPC Table
393 struct omap3isp_ccdc_fpc {
399 * struct omap3isp_ccdc_blcomp - Black Level Compensation parameters
400 * @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.
405 struct omap3isp_ccdc_blcomp {
413 * omap3isp_ccdc_culling - Culling parameters
414 * @v_pattern: Vertical culling pattern.
415 * @h_odd: Horizontal Culling pattern for odd lines.
416 * @h_even: Horizontal Culling pattern for even lines.
418 struct omap3isp_ccdc_culling {
425 * omap3isp_ccdc_update_config - CCDC configuration
426 * @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.
435 struct omap3isp_ccdc_update_config {
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;
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)
466 #define OMAP3ISP_PREV_NF_TBL_SIZE 64
467 #define OMAP3ISP_PREV_CFA_TBL_SIZE 576
468 #define OMAP3ISP_PREV_CFA_BLK_SIZE (OMAP3ISP_PREV_CFA_TBL_SIZE / 4)
469 #define OMAP3ISP_PREV_GAMMA_TBL_SIZE 1024
470 #define OMAP3ISP_PREV_YENH_TBL_SIZE 128
472 #define OMAP3ISP_PREV_DETECT_CORRECT_CHANNELS 4
475 * struct omap3isp_prev_hmed - Horizontal Median Filter
476 * @odddist: Distance between consecutive pixels of same color in the odd line.
477 * @evendist: Distance between consecutive pixels of same color in the even
479 * @thres: Horizontal median filter threshold.
481 struct omap3isp_prev_hmed {
488 * Enumeration for CFA Formats supported by preview
490 enum 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_RRGGBBFOVEON
500 * struct omap3isp_prev_cfa - CFA Interpolation
501 * @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.
506 struct omap3isp_prev_cfa {
507 enum omap3isp_cfa_fmt format;
510 __u32 table[4][OMAP3ISP_PREV_CFA_BLK_SIZE];
514 * struct omap3isp_prev_csup - Chrominance Suppression
517 * @hypf_en: Flag to enable/disable the High Pass Filter.
519 struct omap3isp_prev_csup {
526 * struct omap3isp_prev_wbal - White Balance
527 * @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).
533 struct omap3isp_prev_wbal {
542 * struct omap3isp_prev_blkadj - Black Level Adjustment
543 * @red: Black level offset adjustment for Red in 2's complement format
544 * @green: Black level offset adjustment for Green in 2's complement format
545 * @blue: Black level offset adjustment for Blue in 2's complement format
547 struct omap3isp_prev_blkadj {
548 /*Black level offset adjustment for Red in 2's complement format */
550 /*Black level offset adjustment for Green in 2's complement format */
552 /* Black level offset adjustment for Blue in 2's complement format */
557 * struct omap3isp_prev_rgbtorgb - RGB to RGB Blending
558 * @matrix: Blending values(S12Q8 format)
562 * @offset: Blending offset value for R,G,B in 2's complement integer format.
564 struct omap3isp_prev_rgbtorgb {
565 __u16 matrix[OMAP3ISP_RGB_MAX][OMAP3ISP_RGB_MAX];
566 __u16 offset[OMAP3ISP_RGB_MAX];
570 * struct omap3isp_prev_csc - Color Space Conversion from RGB-YCbYCr
571 * @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 respectively
577 struct omap3isp_prev_csc {
578 __u16 matrix[OMAP3ISP_RGB_MAX][OMAP3ISP_RGB_MAX];
579 __s16 offset[OMAP3ISP_RGB_MAX];
583 * struct omap3isp_prev_yclimit - Y, C Value Limit
584 * @minC: Minimum C value
585 * @maxC: Maximum C value
586 * @minY: Minimum Y value
587 * @maxY: Maximum Y value
589 struct omap3isp_prev_yclimit {
597 * struct omap3isp_prev_dcor - Defect correction
598 * @couplet_mode_en: Flag to enable or disable the couplet dc Correction in NF
599 * @detect_correct: Thresholds for correction bit 0:10 detect 16:25 correct
601 struct omap3isp_prev_dcor {
602 __u8 couplet_mode_en;
603 __u32 detect_correct[OMAP3ISP_PREV_DETECT_CORRECT_CHANNELS];
607 * struct omap3isp_prev_nf - Noise Filter
608 * @spread: Spread value to be used in Noise Filter
609 * @table: Pointer to the Noise Filter table
611 struct omap3isp_prev_nf {
613 __u32 table[OMAP3ISP_PREV_NF_TBL_SIZE];
617 * struct omap3isp_prev_gtables - Gamma correction tables
618 * @red: Array for red gamma table.
619 * @green: Array for green gamma table.
620 * @blue: Array for blue gamma table.
622 struct 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];
629 * struct omap3isp_prev_luma - Luma enhancement
630 * @table: Array for luma enhancement table.
632 struct omap3isp_prev_luma {
633 __u32 table[OMAP3ISP_PREV_YENH_TBL_SIZE];
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 Filter
654 * @gamma: Pointer to gamma structure.
656 struct omap3isp_prev_update_config {
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;
674 #endif /* OMAP3_ISP_USER_H */