1578 lines · c
1/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR MIT) */2/*3 * Rockchip ISP1 userspace API4 * Copyright (C) 2017 Rockchip Electronics Co., Ltd.5 */6 7#ifndef _UAPI_RKISP1_CONFIG_H8#define _UAPI_RKISP1_CONFIG_H9 10#include <linux/types.h>11 12/* Defect Pixel Cluster Detection */13#define RKISP1_CIF_ISP_MODULE_DPCC (1U << 0)14/* Black Level Subtraction */15#define RKISP1_CIF_ISP_MODULE_BLS (1U << 1)16/* Sensor De-gamma */17#define RKISP1_CIF_ISP_MODULE_SDG (1U << 2)18/* Histogram statistics configuration */19#define RKISP1_CIF_ISP_MODULE_HST (1U << 3)20/* Lens Shade Control */21#define RKISP1_CIF_ISP_MODULE_LSC (1U << 4)22/* Auto White Balance Gain */23#define RKISP1_CIF_ISP_MODULE_AWB_GAIN (1U << 5)24/* Filter */25#define RKISP1_CIF_ISP_MODULE_FLT (1U << 6)26/* Bayer Demosaic */27#define RKISP1_CIF_ISP_MODULE_BDM (1U << 7)28/* Cross Talk */29#define RKISP1_CIF_ISP_MODULE_CTK (1U << 8)30/* Gamma Out Curve */31#define RKISP1_CIF_ISP_MODULE_GOC (1U << 9)32/* Color Processing */33#define RKISP1_CIF_ISP_MODULE_CPROC (1U << 10)34/* Auto Focus Control statistics configuration */35#define RKISP1_CIF_ISP_MODULE_AFC (1U << 11)36/* Auto White Balancing statistics configuration */37#define RKISP1_CIF_ISP_MODULE_AWB (1U << 12)38/* Image Effect */39#define RKISP1_CIF_ISP_MODULE_IE (1U << 13)40/* Auto Exposure Control statistics configuration */41#define RKISP1_CIF_ISP_MODULE_AEC (1U << 14)42/* Wide Dynamic Range */43#define RKISP1_CIF_ISP_MODULE_WDR (1U << 15)44/* Denoise Pre-Filter */45#define RKISP1_CIF_ISP_MODULE_DPF (1U << 16)46/* Denoise Pre-Filter Strength */47#define RKISP1_CIF_ISP_MODULE_DPF_STRENGTH (1U << 17)48 49#define RKISP1_CIF_ISP_CTK_COEFF_MAX 0x10050#define RKISP1_CIF_ISP_CTK_OFFSET_MAX 0x80051 52#define RKISP1_CIF_ISP_AE_MEAN_MAX_V10 2553#define RKISP1_CIF_ISP_AE_MEAN_MAX_V12 8154#define RKISP1_CIF_ISP_AE_MEAN_MAX RKISP1_CIF_ISP_AE_MEAN_MAX_V1255 56#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 1657#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 3258#define RKISP1_CIF_ISP_HIST_BIN_N_MAX RKISP1_CIF_ISP_HIST_BIN_N_MAX_V1259 60#define RKISP1_CIF_ISP_AFM_MAX_WINDOWS 361#define RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE 1762 63#define RKISP1_CIF_ISP_BDM_MAX_TH 0xff64 65/*66 * Black level compensation67 */68/* maximum value for horizontal start address */69#define RKISP1_CIF_ISP_BLS_START_H_MAX 0x00000fff70/* maximum value for horizontal stop address */71#define RKISP1_CIF_ISP_BLS_STOP_H_MAX 0x00000fff72/* maximum value for vertical start address */73#define RKISP1_CIF_ISP_BLS_START_V_MAX 0x00000fff74/* maximum value for vertical stop address */75#define RKISP1_CIF_ISP_BLS_STOP_V_MAX 0x00000fff76/* maximum is 2^18 = 262144*/77#define RKISP1_CIF_ISP_BLS_SAMPLES_MAX 0x0000001278/* maximum value for fixed black level */79#define RKISP1_CIF_ISP_BLS_FIX_SUB_MAX 0x00000fff80/* minimum value for fixed black level */81#define RKISP1_CIF_ISP_BLS_FIX_SUB_MIN 0xfffff00082/* 13 bit range (signed)*/83#define RKISP1_CIF_ISP_BLS_FIX_MASK 0x00001fff84 85/*86 * Automatic white balance measurements87 */88#define RKISP1_CIF_ISP_AWB_MAX_GRID 189#define RKISP1_CIF_ISP_AWB_MAX_FRAMES 790 91/*92 * Gamma out93 */94/* Maximum number of color samples supported */95#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 1796#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 3497#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V1298 99/*100 * Lens shade correction101 */102#define RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE 8103 104/*105 * The following matches the tuning process,106 * not the max capabilities of the chip.107 */108#define RKISP1_CIF_ISP_LSC_SAMPLES_MAX 17109 110/*111 * Histogram calculation112 */113#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 25114#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 81115#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12116 117/*118 * Defect Pixel Cluster Correction119 */120#define RKISP1_CIF_ISP_DPCC_METHODS_MAX 3121 122#define RKISP1_CIF_ISP_DPCC_MODE_STAGE1_ENABLE (1U << 2)123 124#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_G_CENTER (1U << 0)125#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_RB_CENTER (1U << 1)126#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_G_3X3 (1U << 2)127#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_RB_3X3 (1U << 3)128 129/* 0-2 for sets 1-3 */130#define RKISP1_CIF_ISP_DPCC_SET_USE_STAGE1_USE_SET(n) ((n) << 0)131#define RKISP1_CIF_ISP_DPCC_SET_USE_STAGE1_USE_FIX_SET (1U << 3)132 133#define RKISP1_CIF_ISP_DPCC_METHODS_SET_PG_GREEN_ENABLE (1U << 0)134#define RKISP1_CIF_ISP_DPCC_METHODS_SET_LC_GREEN_ENABLE (1U << 1)135#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RO_GREEN_ENABLE (1U << 2)136#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RND_GREEN_ENABLE (1U << 3)137#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RG_GREEN_ENABLE (1U << 4)138#define RKISP1_CIF_ISP_DPCC_METHODS_SET_PG_RED_BLUE_ENABLE (1U << 8)139#define RKISP1_CIF_ISP_DPCC_METHODS_SET_LC_RED_BLUE_ENABLE (1U << 9)140#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RO_RED_BLUE_ENABLE (1U << 10)141#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RND_RED_BLUE_ENABLE (1U << 11)142#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RG_RED_BLUE_ENABLE (1U << 12)143 144#define RKISP1_CIF_ISP_DPCC_LINE_THRESH_G(v) ((v) << 0)145#define RKISP1_CIF_ISP_DPCC_LINE_THRESH_RB(v) ((v) << 8)146#define RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_G(v) ((v) << 0)147#define RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_RB(v) ((v) << 8)148#define RKISP1_CIF_ISP_DPCC_PG_FAC_G(v) ((v) << 0)149#define RKISP1_CIF_ISP_DPCC_PG_FAC_RB(v) ((v) << 8)150#define RKISP1_CIF_ISP_DPCC_RND_THRESH_G(v) ((v) << 0)151#define RKISP1_CIF_ISP_DPCC_RND_THRESH_RB(v) ((v) << 8)152#define RKISP1_CIF_ISP_DPCC_RG_FAC_G(v) ((v) << 0)153#define RKISP1_CIF_ISP_DPCC_RG_FAC_RB(v) ((v) << 8)154 155#define RKISP1_CIF_ISP_DPCC_RO_LIMITS_n_G(n, v) ((v) << ((n) * 4))156#define RKISP1_CIF_ISP_DPCC_RO_LIMITS_n_RB(n, v) ((v) << ((n) * 4 + 2))157 158#define RKISP1_CIF_ISP_DPCC_RND_OFFS_n_G(n, v) ((v) << ((n) * 4))159#define RKISP1_CIF_ISP_DPCC_RND_OFFS_n_RB(n, v) ((v) << ((n) * 4 + 2))160 161/*162 * Denoising pre filter163 */164#define RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS 17165#define RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS 6166 167/*168 * Compand169 */170#define RKISP1_CIF_ISP_COMPAND_NUM_POINTS 64171 172/*173 * Measurement types174 */175#define RKISP1_CIF_ISP_STAT_AWB (1U << 0)176#define RKISP1_CIF_ISP_STAT_AUTOEXP (1U << 1)177#define RKISP1_CIF_ISP_STAT_AFM (1U << 2)178#define RKISP1_CIF_ISP_STAT_HIST (1U << 3)179 180/**181 * enum rkisp1_cif_isp_version - ISP variants182 *183 * @RKISP1_V10: Used at least in RK3288 and RK3399.184 * @RKISP1_V11: Declared in the original vendor code, but not used. Same number185 * of entries in grids and histogram as v10.186 * @RKISP1_V12: Used at least in RK3326 and PX30.187 * @RKISP1_V13: Used at least in RK1808. Same number of entries in grids and188 * histogram as v12.189 * @RKISP1_V_IMX8MP: Used in at least i.MX8MP. Same number of entries in grids190 * and histogram as v10.191 */192enum rkisp1_cif_isp_version {193 RKISP1_V10 = 10,194 RKISP1_V11,195 RKISP1_V12,196 RKISP1_V13,197 RKISP1_V_IMX8MP,198};199 200enum rkisp1_cif_isp_histogram_mode {201 RKISP1_CIF_ISP_HISTOGRAM_MODE_DISABLE,202 RKISP1_CIF_ISP_HISTOGRAM_MODE_RGB_COMBINED,203 RKISP1_CIF_ISP_HISTOGRAM_MODE_R_HISTOGRAM,204 RKISP1_CIF_ISP_HISTOGRAM_MODE_G_HISTOGRAM,205 RKISP1_CIF_ISP_HISTOGRAM_MODE_B_HISTOGRAM,206 RKISP1_CIF_ISP_HISTOGRAM_MODE_Y_HISTOGRAM207};208 209enum rkisp1_cif_isp_awb_mode_type {210 RKISP1_CIF_ISP_AWB_MODE_MANUAL,211 RKISP1_CIF_ISP_AWB_MODE_RGB,212 RKISP1_CIF_ISP_AWB_MODE_YCBCR213};214 215enum rkisp1_cif_isp_flt_mode {216 RKISP1_CIF_ISP_FLT_STATIC_MODE,217 RKISP1_CIF_ISP_FLT_DYNAMIC_MODE218};219 220/**221 * enum rkisp1_cif_isp_exp_ctrl_autostop - stop modes222 * @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0: continuous measurement223 * @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1: stop measuring after a complete frame224 */225enum rkisp1_cif_isp_exp_ctrl_autostop {226 RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0 = 0,227 RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1 = 1,228};229 230/**231 * enum rkisp1_cif_isp_exp_meas_mode - Exposure measure mode232 * @RKISP1_CIF_ISP_EXP_MEASURING_MODE_0: Y = 16 + 0.25R + 0.5G + 0.1094B233 * @RKISP1_CIF_ISP_EXP_MEASURING_MODE_1: Y = (R + G + B) x (85/256)234 */235enum rkisp1_cif_isp_exp_meas_mode {236 RKISP1_CIF_ISP_EXP_MEASURING_MODE_0,237 RKISP1_CIF_ISP_EXP_MEASURING_MODE_1,238};239 240/*---------- PART1: Input Parameters ------------*/241 242/**243 * struct rkisp1_cif_isp_window - measurement window.244 *245 * Measurements are calculated per window inside the frame.246 * This struct represents a window for a measurement.247 *248 * @h_offs: the horizontal offset of the window from the left of the frame in pixels.249 * @v_offs: the vertical offset of the window from the top of the frame in pixels.250 * @h_size: the horizontal size of the window in pixels251 * @v_size: the vertical size of the window in pixels.252 */253struct rkisp1_cif_isp_window {254 __u16 h_offs;255 __u16 v_offs;256 __u16 h_size;257 __u16 v_size;258};259 260/**261 * struct rkisp1_cif_isp_bls_fixed_val - BLS fixed subtraction values262 *263 * The values will be subtracted from the sensor264 * values. Therefore a negative value means addition instead of subtraction!265 *266 * @r: Fixed (signed!) subtraction value for Bayer pattern R267 * @gr: Fixed (signed!) subtraction value for Bayer pattern Gr268 * @gb: Fixed (signed!) subtraction value for Bayer pattern Gb269 * @b: Fixed (signed!) subtraction value for Bayer pattern B270 */271struct rkisp1_cif_isp_bls_fixed_val {272 __s16 r;273 __s16 gr;274 __s16 gb;275 __s16 b;276};277 278/**279 * struct rkisp1_cif_isp_bls_config - Configuration used by black level subtraction280 *281 * @enable_auto: Automatic mode activated means that the measured values282 * are subtracted. Otherwise the fixed subtraction283 * values will be subtracted.284 * @en_windows: enabled window285 * @bls_window1: Measurement window 1 size286 * @bls_window2: Measurement window 2 size287 * @bls_samples: Set amount of measured pixels for each Bayer position288 * (A, B,C and D) to 2^bls_samples.289 * @fixed_val: Fixed subtraction values290 */291struct rkisp1_cif_isp_bls_config {292 __u8 enable_auto;293 __u8 en_windows;294 struct rkisp1_cif_isp_window bls_window1;295 struct rkisp1_cif_isp_window bls_window2;296 __u8 bls_samples;297 struct rkisp1_cif_isp_bls_fixed_val fixed_val;298};299 300/**301 * struct rkisp1_cif_isp_dpcc_methods_config - DPCC methods set configuration302 *303 * This structure stores the configuration of one set of methods for the DPCC304 * algorithm. Multiple methods can be selected in each set (independently for305 * the Green and Red/Blue components) through the @method field, the result is306 * the logical AND of all enabled methods. The remaining fields set thresholds307 * and factors for each method.308 *309 * @method: Method enable bits (RKISP1_CIF_ISP_DPCC_METHODS_SET_*)310 * @line_thresh: Line threshold (RKISP1_CIF_ISP_DPCC_LINE_THRESH_*)311 * @line_mad_fac: Line Mean Absolute Difference factor (RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_*)312 * @pg_fac: Peak gradient factor (RKISP1_CIF_ISP_DPCC_PG_FAC_*)313 * @rnd_thresh: Rank Neighbor Difference threshold (RKISP1_CIF_ISP_DPCC_RND_THRESH_*)314 * @rg_fac: Rank gradient factor (RKISP1_CIF_ISP_DPCC_RG_FAC_*)315 */316struct rkisp1_cif_isp_dpcc_methods_config {317 __u32 method;318 __u32 line_thresh;319 __u32 line_mad_fac;320 __u32 pg_fac;321 __u32 rnd_thresh;322 __u32 rg_fac;323};324 325/**326 * struct rkisp1_cif_isp_dpcc_config - Configuration used by DPCC327 *328 * Configuration used by Defect Pixel Cluster Correction. Three sets of methods329 * can be configured and selected through the @set_use field. The result is the330 * logical OR of all enabled sets.331 *332 * @mode: DPCC mode (RKISP1_CIF_ISP_DPCC_MODE_*)333 * @output_mode: Interpolation output mode (RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_*)334 * @set_use: Methods sets selection (RKISP1_CIF_ISP_DPCC_SET_USE_*)335 * @methods: Methods sets configuration336 * @ro_limits: Rank order limits (RKISP1_CIF_ISP_DPCC_RO_LIMITS_*)337 * @rnd_offs: Differential rank offsets for rank neighbor difference (RKISP1_CIF_ISP_DPCC_RND_OFFS_*)338 */339struct rkisp1_cif_isp_dpcc_config {340 __u32 mode;341 __u32 output_mode;342 __u32 set_use;343 struct rkisp1_cif_isp_dpcc_methods_config methods[RKISP1_CIF_ISP_DPCC_METHODS_MAX];344 __u32 ro_limits;345 __u32 rnd_offs;346};347 348/**349 * struct rkisp1_cif_isp_gamma_corr_curve - gamma curve point definition y-axis (output).350 *351 * The reset values define a linear curve which has the same effect as bypass. Reset values are:352 * gamma_y[0] = 0x0000, gamma_y[1] = 0x0100, ... gamma_y[15] = 0x0f00, gamma_y[16] = 0xfff353 *354 * @gamma_y: the values for the y-axis of gamma curve points. Each value is 12 bit.355 */356struct rkisp1_cif_isp_gamma_corr_curve {357 __u16 gamma_y[RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE];358};359 360/**361 * struct rkisp1_cif_isp_gamma_curve_x_axis_pnts - De-Gamma Curve definition x increments362 * (sampling points). gamma_dx0 is for the lower samples (1-8), gamma_dx1 is for the363 * higher samples (9-16). The reset values for both fields is 0x44444444. This means364 * that each sample is 4 units away from the previous one on the x-axis.365 *366 * @gamma_dx0: gamma curve sample points definitions. Bits 0:2 for sample 1. Bit 3 unused.367 * Bits 4:6 for sample 2. bit 7 unused ... Bits 28:30 for sample 8. Bit 31 unused368 * @gamma_dx1: gamma curve sample points definitions. Bits 0:2 for sample 9. Bit 3 unused.369 * Bits 4:6 for sample 10. bit 7 unused ... Bits 28:30 for sample 16. Bit 31 unused370 */371struct rkisp1_cif_isp_gamma_curve_x_axis_pnts {372 __u32 gamma_dx0;373 __u32 gamma_dx1;374};375 376/**377 * struct rkisp1_cif_isp_sdg_config - Configuration used by sensor degamma378 *379 * @curve_r: gamma curve point definition axis for red380 * @curve_g: gamma curve point definition axis for green381 * @curve_b: gamma curve point definition axis for blue382 * @xa_pnts: x axis increments383 */384struct rkisp1_cif_isp_sdg_config {385 struct rkisp1_cif_isp_gamma_corr_curve curve_r;386 struct rkisp1_cif_isp_gamma_corr_curve curve_g;387 struct rkisp1_cif_isp_gamma_corr_curve curve_b;388 struct rkisp1_cif_isp_gamma_curve_x_axis_pnts xa_pnts;389};390 391/**392 * struct rkisp1_cif_isp_lsc_config - Configuration used by Lens shading correction393 *394 * @r_data_tbl: sample table red395 * @gr_data_tbl: sample table green (red)396 * @gb_data_tbl: sample table green (blue)397 * @b_data_tbl: sample table blue398 * @x_grad_tbl: gradient table x399 * @y_grad_tbl: gradient table y400 * @x_size_tbl: size table x401 * @y_size_tbl: size table y402 * @config_width: not used at the moment403 * @config_height: not used at the moment404 */405struct rkisp1_cif_isp_lsc_config {406 __u16 r_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];407 __u16 gr_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];408 __u16 gb_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];409 __u16 b_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];410 411 __u16 x_grad_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];412 __u16 y_grad_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];413 414 __u16 x_size_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];415 __u16 y_size_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];416 __u16 config_width;417 __u16 config_height;418};419 420/**421 * struct rkisp1_cif_isp_ie_config - Configuration used by image effects422 *423 * @effect: values from 'enum v4l2_colorfx'. Possible values are: V4L2_COLORFX_SEPIA,424 * V4L2_COLORFX_SET_CBCR, V4L2_COLORFX_AQUA, V4L2_COLORFX_EMBOSS,425 * V4L2_COLORFX_SKETCH, V4L2_COLORFX_BW, V4L2_COLORFX_NEGATIVE426 * @color_sel: bits 0:2 - colors bitmask (001 - blue, 010 - green, 100 - red).427 * bits 8:15 - Threshold value of the RGB colors for the color selection effect.428 * @eff_mat_1: 3x3 Matrix Coefficients for Emboss Effect 1429 * @eff_mat_2: 3x3 Matrix Coefficients for Emboss Effect 2430 * @eff_mat_3: 3x3 Matrix Coefficients for Emboss 3/Sketch 1431 * @eff_mat_4: 3x3 Matrix Coefficients for Sketch Effect 2432 * @eff_mat_5: 3x3 Matrix Coefficients for Sketch Effect 3433 * @eff_tint: Chrominance increment values of tint (used for sepia effect)434 */435struct rkisp1_cif_isp_ie_config {436 __u16 effect;437 __u16 color_sel;438 __u16 eff_mat_1;439 __u16 eff_mat_2;440 __u16 eff_mat_3;441 __u16 eff_mat_4;442 __u16 eff_mat_5;443 __u16 eff_tint;444};445 446/**447 * struct rkisp1_cif_isp_cproc_config - Configuration used by Color Processing448 *449 * @c_out_range: Chrominance pixel clipping range at output.450 * (0 for limit, 1 for full)451 * @y_in_range: Luminance pixel clipping range at output.452 * @y_out_range: Luminance pixel clipping range at output.453 * @contrast: 00~ff, 0.0~1.992454 * @brightness: 80~7F, -128~+127455 * @sat: saturation, 00~FF, 0.0~1.992456 * @hue: 80~7F, -90~+87.188457 */458struct rkisp1_cif_isp_cproc_config {459 __u8 c_out_range;460 __u8 y_in_range;461 __u8 y_out_range;462 __u8 contrast;463 __u8 brightness;464 __u8 sat;465 __u8 hue;466};467 468/**469 * struct rkisp1_cif_isp_awb_meas_config - Configuration for the AWB statistics470 *471 * @awb_mode: the awb meas mode. From enum rkisp1_cif_isp_awb_mode_type.472 * @awb_wnd: white balance measurement window (in pixels)473 * @max_y: only pixels values < max_y contribute to awb measurement, set to 0474 * to disable this feature475 * @min_y: only pixels values > min_y contribute to awb measurement476 * @max_csum: Chrominance sum maximum value, only consider pixels with Cb+Cr,477 * smaller than threshold for awb measurements478 * @min_c: Chrominance minimum value, only consider pixels with Cb/Cr479 * each greater than threshold value for awb measurements480 * @frames: number of frames - 1 used for mean value calculation481 * (ucFrames=0 means 1 Frame)482 * @awb_ref_cr: reference Cr value for AWB regulation, target for AWB483 * @awb_ref_cb: reference Cb value for AWB regulation, target for AWB484 * @enable_ymax_cmp: enable Y_MAX compare (Not valid in RGB measurement mode.)485 */486struct rkisp1_cif_isp_awb_meas_config {487 /*488 * Note: currently the h and v offsets are mapped to grid offsets489 */490 struct rkisp1_cif_isp_window awb_wnd;491 __u32 awb_mode;492 __u8 max_y;493 __u8 min_y;494 __u8 max_csum;495 __u8 min_c;496 __u8 frames;497 __u8 awb_ref_cr;498 __u8 awb_ref_cb;499 __u8 enable_ymax_cmp;500};501 502/**503 * struct rkisp1_cif_isp_awb_gain_config - Configuration used by auto white balance gain504 *505 * All fields in this struct are 10 bit, where:506 * 0x100h = 1, unsigned integer value, range 0 to 4 with 8 bit fractional part.507 *508 * out_data_x = ( AWB_GAIN_X * in_data + 128) >> 8509 *510 * @gain_red: gain value for red component.511 * @gain_green_r: gain value for green component in red line.512 * @gain_blue: gain value for blue component.513 * @gain_green_b: gain value for green component in blue line.514 */515struct rkisp1_cif_isp_awb_gain_config {516 __u16 gain_red;517 __u16 gain_green_r;518 __u16 gain_blue;519 __u16 gain_green_b;520};521 522/**523 * struct rkisp1_cif_isp_flt_config - Configuration used by ISP filtering524 *525 * All 4 threshold fields (thresh_*) are 10 bits.526 * All 6 factor fields (fac_*) are 6 bits.527 *528 * @mode: ISP_FILT_MODE register fields (from enum rkisp1_cif_isp_flt_mode)529 * @grn_stage1: Green filter stage 1 select (range 0x0...0x8)530 * @chr_h_mode: Chroma filter horizontal mode531 * @chr_v_mode: Chroma filter vertical mode532 * @thresh_bl0: If thresh_bl1 < sum_grad < thresh_bl0 then fac_bl0 is selected (blurring th)533 * @thresh_bl1: If sum_grad < thresh_bl1 then fac_bl1 is selected (blurring th)534 * @thresh_sh0: If thresh_sh0 < sum_grad < thresh_sh1 then thresh_sh0 is selected (sharpening th)535 * @thresh_sh1: If thresh_sh1 < sum_grad then thresh_sh1 is selected (sharpening th)536 * @lum_weight: Parameters for luminance weight function.537 * @fac_sh1: filter factor for sharp1 level538 * @fac_sh0: filter factor for sharp0 level539 * @fac_mid: filter factor for mid level and for static filter mode540 * @fac_bl0: filter factor for blur 0 level541 * @fac_bl1: filter factor for blur 1 level (max blur)542 */543struct rkisp1_cif_isp_flt_config {544 __u32 mode;545 __u8 grn_stage1;546 __u8 chr_h_mode;547 __u8 chr_v_mode;548 __u32 thresh_bl0;549 __u32 thresh_bl1;550 __u32 thresh_sh0;551 __u32 thresh_sh1;552 __u32 lum_weight;553 __u32 fac_sh1;554 __u32 fac_sh0;555 __u32 fac_mid;556 __u32 fac_bl0;557 __u32 fac_bl1;558};559 560/**561 * struct rkisp1_cif_isp_bdm_config - Configuration used by Bayer DeMosaic562 *563 * @demosaic_th: threshold for bayer demosaicing texture detection564 */565struct rkisp1_cif_isp_bdm_config {566 __u8 demosaic_th;567};568 569/**570 * struct rkisp1_cif_isp_ctk_config - Configuration used by Cross Talk correction571 *572 * @coeff: color correction matrix. Values are 11-bit signed fixed-point numbers with 4 bit integer573 * and 7 bit fractional part, ranging from -8 (0x400) to +7.992 (0x3FF). 0 is574 * represented by 0x000 and a coefficient value of 1 as 0x080.575 * @ct_offset: Red, Green, Blue offsets for the crosstalk correction matrix576 */577struct rkisp1_cif_isp_ctk_config {578 __u16 coeff[3][3];579 __u16 ct_offset[3];580};581 582enum rkisp1_cif_isp_goc_mode {583 RKISP1_CIF_ISP_GOC_MODE_LOGARITHMIC,584 RKISP1_CIF_ISP_GOC_MODE_EQUIDISTANT585};586 587/**588 * struct rkisp1_cif_isp_goc_config - Configuration used by Gamma Out correction589 *590 * @mode: goc mode (from enum rkisp1_cif_isp_goc_mode)591 * @gamma_y: gamma out curve y-axis for all color components592 *593 * The number of entries of @gamma_y depends on the hardware revision594 * as is reported by the hw_revision field of the struct media_device_info595 * that is returned by ioctl MEDIA_IOC_DEVICE_INFO.596 *597 * V10 has RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 entries, V12 has598 * RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 entries.599 * RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES is equal to the maximum of the two.600 */601struct rkisp1_cif_isp_goc_config {602 __u32 mode;603 __u16 gamma_y[RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES];604};605 606/**607 * struct rkisp1_cif_isp_hst_config - Configuration for Histogram statistics608 *609 * @mode: histogram mode (from enum rkisp1_cif_isp_histogram_mode)610 * @histogram_predivider: process every stepsize pixel, all other pixels are611 * skipped612 * @meas_window: coordinates of the measure window613 * @hist_weight: weighting factor for sub-windows614 *615 * The number of entries of @hist_weight depends on the hardware revision616 * as is reported by the hw_revision field of the struct media_device_info617 * that is returned by ioctl MEDIA_IOC_DEVICE_INFO.618 *619 * V10 has RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 entries, V12 has620 * RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 entries.621 * RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE is equal to the maximum of the622 * two.623 */624struct rkisp1_cif_isp_hst_config {625 __u32 mode;626 __u8 histogram_predivider;627 struct rkisp1_cif_isp_window meas_window;628 __u8 hist_weight[RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE];629};630 631/**632 * struct rkisp1_cif_isp_aec_config - Configuration for Auto Exposure statistics633 *634 * @mode: Exposure measure mode (from enum rkisp1_cif_isp_exp_meas_mode)635 * @autostop: stop mode (from enum rkisp1_cif_isp_exp_ctrl_autostop)636 * @meas_window: coordinates of the measure window637 */638struct rkisp1_cif_isp_aec_config {639 __u32 mode;640 __u32 autostop;641 struct rkisp1_cif_isp_window meas_window;642};643 644/**645 * struct rkisp1_cif_isp_afc_config - Configuration for the Auto Focus statistics646 *647 * @num_afm_win: max RKISP1_CIF_ISP_AFM_MAX_WINDOWS648 * @afm_win: coordinates of the meas window649 * @thres: threshold used for minimizing the influence of noise650 * @var_shift: the number of bits for the shift operation at the end of the651 * calculation chain.652 */653struct rkisp1_cif_isp_afc_config {654 __u8 num_afm_win;655 struct rkisp1_cif_isp_window afm_win[RKISP1_CIF_ISP_AFM_MAX_WINDOWS];656 __u32 thres;657 __u32 var_shift;658};659 660/**661 * enum rkisp1_cif_isp_dpf_gain_usage - dpf gain usage662 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED: don't use any gains in preprocessing stage663 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS: use only the noise function gains from664 * registers DPF_NF_GAIN_R, ...665 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS: use only the gains from LSC module666 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS: use the noise function gains and the667 * gains from LSC module668 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS: use only the gains from AWB module669 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS: use the gains from AWB and LSC module670 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_MAX: upper border (only for an internal evaluation)671 */672enum rkisp1_cif_isp_dpf_gain_usage {673 RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED,674 RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS,675 RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS,676 RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS,677 RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS,678 RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS,679 RKISP1_CIF_ISP_DPF_GAIN_USAGE_MAX680};681 682/**683 * enum rkisp1_cif_isp_dpf_rb_filtersize - Red and blue filter sizes684 * @RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9: red and blue filter kernel size 13x9685 * (means 7x5 active pixel)686 * @RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9: red and blue filter kernel size 9x9687 * (means 5x5 active pixel)688 */689enum rkisp1_cif_isp_dpf_rb_filtersize {690 RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9,691 RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9,692};693 694/**695 * enum rkisp1_cif_isp_dpf_nll_scale_mode - dpf noise level scale mode696 * @RKISP1_CIF_ISP_NLL_SCALE_LINEAR: use a linear scaling697 * @RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC: use a logarithmic scaling698 */699enum rkisp1_cif_isp_dpf_nll_scale_mode {700 RKISP1_CIF_ISP_NLL_SCALE_LINEAR,701 RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC,702};703 704/**705 * struct rkisp1_cif_isp_dpf_nll - Noise level lookup706 *707 * @coeff: Noise level Lookup coefficient708 * @scale_mode: dpf noise level scale mode (from enum rkisp1_cif_isp_dpf_nll_scale_mode)709 */710struct rkisp1_cif_isp_dpf_nll {711 __u16 coeff[RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS];712 __u32 scale_mode;713};714 715/**716 * struct rkisp1_cif_isp_dpf_rb_flt - Red blue filter config717 *718 * @fltsize: The filter size for the red and blue pixels719 * (from enum rkisp1_cif_isp_dpf_rb_filtersize)720 * @spatial_coeff: Spatial weights721 * @r_enable: enable filter processing for red pixels722 * @b_enable: enable filter processing for blue pixels723 */724struct rkisp1_cif_isp_dpf_rb_flt {725 __u32 fltsize;726 __u8 spatial_coeff[RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS];727 __u8 r_enable;728 __u8 b_enable;729};730 731/**732 * struct rkisp1_cif_isp_dpf_g_flt - Green filter Configuration733 *734 * @spatial_coeff: Spatial weights735 * @gr_enable: enable filter processing for green pixels in green/red lines736 * @gb_enable: enable filter processing for green pixels in green/blue lines737 */738struct rkisp1_cif_isp_dpf_g_flt {739 __u8 spatial_coeff[RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS];740 __u8 gr_enable;741 __u8 gb_enable;742};743 744/**745 * struct rkisp1_cif_isp_dpf_gain - Noise function Configuration746 *747 * @mode: dpf gain usage (from enum rkisp1_cif_isp_dpf_gain_usage)748 * @nf_r_gain: Noise function Gain that replaces the AWB gain for red pixels749 * @nf_b_gain: Noise function Gain that replaces the AWB gain for blue pixels750 * @nf_gr_gain: Noise function Gain that replaces the AWB gain751 * for green pixels in a red line752 * @nf_gb_gain: Noise function Gain that replaces the AWB gain753 * for green pixels in a blue line754 */755struct rkisp1_cif_isp_dpf_gain {756 __u32 mode;757 __u16 nf_r_gain;758 __u16 nf_b_gain;759 __u16 nf_gr_gain;760 __u16 nf_gb_gain;761};762 763/**764 * struct rkisp1_cif_isp_dpf_config - Configuration used by De-noising pre-filter765 *766 * @gain: noise function gain767 * @g_flt: green filter config768 * @rb_flt: red blue filter config769 * @nll: noise level lookup770 */771struct rkisp1_cif_isp_dpf_config {772 struct rkisp1_cif_isp_dpf_gain gain;773 struct rkisp1_cif_isp_dpf_g_flt g_flt;774 struct rkisp1_cif_isp_dpf_rb_flt rb_flt;775 struct rkisp1_cif_isp_dpf_nll nll;776};777 778/**779 * struct rkisp1_cif_isp_dpf_strength_config - strength of the filter780 *781 * @r: filter strength of the RED filter782 * @g: filter strength of the GREEN filter783 * @b: filter strength of the BLUE filter784 */785struct rkisp1_cif_isp_dpf_strength_config {786 __u8 r;787 __u8 g;788 __u8 b;789};790 791/**792 * struct rkisp1_cif_isp_isp_other_cfg - Parameters for some blocks in rockchip isp1793 *794 * @dpcc_config: Defect Pixel Cluster Correction config795 * @bls_config: Black Level Subtraction config796 * @sdg_config: sensor degamma config797 * @lsc_config: Lens Shade config798 * @awb_gain_config: Auto White balance gain config799 * @flt_config: filter config800 * @bdm_config: demosaic config801 * @ctk_config: cross talk config802 * @goc_config: gamma out config803 * @bls_config: black level subtraction config804 * @dpf_config: De-noising pre-filter config805 * @dpf_strength_config: dpf strength config806 * @cproc_config: color process config807 * @ie_config: image effects config808 */809struct rkisp1_cif_isp_isp_other_cfg {810 struct rkisp1_cif_isp_dpcc_config dpcc_config;811 struct rkisp1_cif_isp_bls_config bls_config;812 struct rkisp1_cif_isp_sdg_config sdg_config;813 struct rkisp1_cif_isp_lsc_config lsc_config;814 struct rkisp1_cif_isp_awb_gain_config awb_gain_config;815 struct rkisp1_cif_isp_flt_config flt_config;816 struct rkisp1_cif_isp_bdm_config bdm_config;817 struct rkisp1_cif_isp_ctk_config ctk_config;818 struct rkisp1_cif_isp_goc_config goc_config;819 struct rkisp1_cif_isp_dpf_config dpf_config;820 struct rkisp1_cif_isp_dpf_strength_config dpf_strength_config;821 struct rkisp1_cif_isp_cproc_config cproc_config;822 struct rkisp1_cif_isp_ie_config ie_config;823};824 825/**826 * struct rkisp1_cif_isp_isp_meas_cfg - Rockchip ISP1 Measure Parameters827 *828 * @awb_meas_config: auto white balance config829 * @hst_config: histogram config830 * @aec_config: auto exposure config831 * @afc_config: auto focus config832 */833struct rkisp1_cif_isp_isp_meas_cfg {834 struct rkisp1_cif_isp_awb_meas_config awb_meas_config;835 struct rkisp1_cif_isp_hst_config hst_config;836 struct rkisp1_cif_isp_aec_config aec_config;837 struct rkisp1_cif_isp_afc_config afc_config;838};839 840/**841 * struct rkisp1_params_cfg - Rockchip ISP1 Input Parameters Meta Data842 *843 * @module_en_update: mask the enable bits of which module should be updated844 * @module_ens: mask the enable value of each module, only update the module845 * which correspond bit was set in module_en_update846 * @module_cfg_update: mask the config bits of which module should be updated847 * @meas: measurement config848 * @others: other config849 */850struct rkisp1_params_cfg {851 __u32 module_en_update;852 __u32 module_ens;853 __u32 module_cfg_update;854 855 struct rkisp1_cif_isp_isp_meas_cfg meas;856 struct rkisp1_cif_isp_isp_other_cfg others;857};858 859/**860 * struct rkisp1_cif_isp_compand_bls_config - Rockchip ISP1 Companding parameters (BLS)861 * @r: Fixed subtraction value for Bayer pattern R862 * @gr: Fixed subtraction value for Bayer pattern Gr863 * @gb: Fixed subtraction value for Bayer pattern Gb864 * @b: Fixed subtraction value for Bayer pattern B865 *866 * The values will be subtracted from the sensor values. Note that unlike the867 * dedicated BLS block, the BLS values in the compander are 20-bit unsigned.868 */869struct rkisp1_cif_isp_compand_bls_config {870 __u32 r;871 __u32 gr;872 __u32 gb;873 __u32 b;874};875 876/**877 * struct rkisp1_cif_isp_compand_curve_config - Rockchip ISP1 Companding878 * parameters (expand and compression curves)879 * @px: Compand curve x-values. Each value stores the distance from the880 * previous x-value, expressed as log2 of the distance on 5 bits.881 * @x: Compand curve x-values. The functionality of these parameters are882 * unknown due to do a lack of hardware documentation, but these are left883 * here for future compatibility purposes.884 * @y: Compand curve y-values885 */886struct rkisp1_cif_isp_compand_curve_config {887 __u8 px[RKISP1_CIF_ISP_COMPAND_NUM_POINTS];888 __u32 x[RKISP1_CIF_ISP_COMPAND_NUM_POINTS];889 __u32 y[RKISP1_CIF_ISP_COMPAND_NUM_POINTS];890};891 892/*---------- PART2: Measurement Statistics ------------*/893 894/**895 * struct rkisp1_cif_isp_awb_meas - AWB measured values896 *897 * @cnt: White pixel count, number of "white pixels" found during last898 * measurement899 * @mean_y_or_g: Mean value of Y within window and frames,900 * Green if RGB is selected.901 * @mean_cb_or_b: Mean value of Cb within window and frames,902 * Blue if RGB is selected.903 * @mean_cr_or_r: Mean value of Cr within window and frames,904 * Red if RGB is selected.905 */906struct rkisp1_cif_isp_awb_meas {907 __u32 cnt;908 __u8 mean_y_or_g;909 __u8 mean_cb_or_b;910 __u8 mean_cr_or_r;911};912 913/**914 * struct rkisp1_cif_isp_awb_stat - statistics automatic white balance data915 *916 * @awb_mean: Mean measured data917 */918struct rkisp1_cif_isp_awb_stat {919 struct rkisp1_cif_isp_awb_meas awb_mean[RKISP1_CIF_ISP_AWB_MAX_GRID];920};921 922/**923 * struct rkisp1_cif_isp_bls_meas_val - BLS measured values924 *925 * @meas_r: Mean measured value for Bayer pattern R926 * @meas_gr: Mean measured value for Bayer pattern Gr927 * @meas_gb: Mean measured value for Bayer pattern Gb928 * @meas_b: Mean measured value for Bayer pattern B929 */930struct rkisp1_cif_isp_bls_meas_val {931 __u16 meas_r;932 __u16 meas_gr;933 __u16 meas_gb;934 __u16 meas_b;935};936 937/**938 * struct rkisp1_cif_isp_ae_stat - statistics auto exposure data939 *940 * @exp_mean: Mean luminance value of block xx941 * @bls_val: BLS measured values942 *943 * The number of entries of @exp_mean depends on the hardware revision944 * as is reported by the hw_revision field of the struct media_device_info945 * that is returned by ioctl MEDIA_IOC_DEVICE_INFO.946 *947 * V10 has RKISP1_CIF_ISP_AE_MEAN_MAX_V10 entries, V12 has948 * RKISP1_CIF_ISP_AE_MEAN_MAX_V12 entries. RKISP1_CIF_ISP_AE_MEAN_MAX is equal949 * to the maximum of the two.950 *951 * Image is divided into 5x5 blocks on V10 and 9x9 blocks on V12.952 */953struct rkisp1_cif_isp_ae_stat {954 __u8 exp_mean[RKISP1_CIF_ISP_AE_MEAN_MAX];955 struct rkisp1_cif_isp_bls_meas_val bls_val;956};957 958/**959 * struct rkisp1_cif_isp_af_meas_val - AF measured values960 *961 * @sum: sharpness value962 * @lum: luminance value963 */964struct rkisp1_cif_isp_af_meas_val {965 __u32 sum;966 __u32 lum;967};968 969/**970 * struct rkisp1_cif_isp_af_stat - statistics auto focus data971 *972 * @window: AF measured value of window x973 *974 * The module measures the sharpness in 3 windows of selectable size via975 * register settings(ISP_AFM_*_A/B/C)976 */977struct rkisp1_cif_isp_af_stat {978 struct rkisp1_cif_isp_af_meas_val window[RKISP1_CIF_ISP_AFM_MAX_WINDOWS];979};980 981/**982 * struct rkisp1_cif_isp_hist_stat - statistics histogram data983 *984 * @hist_bins: measured bin counters. Each bin is a 20 bits unsigned fixed point985 * type. Bits 0-4 are the fractional part and bits 5-19 are the986 * integer part.987 *988 * The window of the measurements area is divided to 5x5 sub-windows for989 * V10 and to 9x9 sub-windows for V12. The histogram is then computed for each990 * sub-window independently and the final result is a weighted average of the991 * histogram measurements on all sub-windows. The window of the measurements992 * area and the weight of each sub-window are configurable using993 * struct @rkisp1_cif_isp_hst_config.994 *995 * The histogram contains 16 bins in V10 and 32 bins in V12.996 *997 * The number of entries of @hist_bins depends on the hardware revision998 * as is reported by the hw_revision field of the struct media_device_info999 * that is returned by ioctl MEDIA_IOC_DEVICE_INFO.1000 *1001 * V10 has RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 entries, V12 has1002 * RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 entries. RKISP1_CIF_ISP_HIST_BIN_N_MAX is1003 * equal to the maximum of the two.1004 */1005struct rkisp1_cif_isp_hist_stat {1006 __u32 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX];1007};1008 1009/**1010 * struct rkisp1_cif_isp_stat - Rockchip ISP1 Statistics Data1011 *1012 * @awb: statistics data for automatic white balance1013 * @ae: statistics data for auto exposure1014 * @af: statistics data for auto focus1015 * @hist: statistics histogram data1016 */1017struct rkisp1_cif_isp_stat {1018 struct rkisp1_cif_isp_awb_stat awb;1019 struct rkisp1_cif_isp_ae_stat ae;1020 struct rkisp1_cif_isp_af_stat af;1021 struct rkisp1_cif_isp_hist_stat hist;1022};1023 1024/**1025 * struct rkisp1_stat_buffer - Rockchip ISP1 Statistics Meta Data1026 *1027 * @meas_type: measurement types (RKISP1_CIF_ISP_STAT_* definitions)1028 * @frame_id: frame ID for sync1029 * @params: statistics data1030 */1031struct rkisp1_stat_buffer {1032 __u32 meas_type;1033 __u32 frame_id;1034 struct rkisp1_cif_isp_stat params;1035};1036 1037/*---------- PART3: Extensible Configuration Parameters ------------*/1038 1039/**1040 * enum rkisp1_ext_params_block_type - RkISP1 extensible params block type1041 *1042 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_BLS: Black level subtraction1043 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_DPCC: Defect pixel cluster correction1044 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_SDG: Sensor de-gamma1045 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_AWB_GAIN: Auto white balance gains1046 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_FLT: ISP filtering1047 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_BDM: Bayer de-mosaic1048 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_CTK: Cross-talk correction1049 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_GOC: Gamma out correction1050 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_DPF: De-noise pre-filter1051 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_DPF_STRENGTH: De-noise pre-filter strength1052 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_CPROC: Color processing1053 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_IE: Image effects1054 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_LSC: Lens shading correction1055 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_AWB_MEAS: Auto white balance statistics1056 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_HST_MEAS: Histogram statistics1057 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_AEC_MEAS: Auto exposure statistics1058 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_AFC_MEAS: Auto-focus statistics1059 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_BLS: BLS in the compand block1060 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_EXPAND: Companding expand curve1061 * @RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_COMPRESS: Companding compress curve1062 */1063enum rkisp1_ext_params_block_type {1064 RKISP1_EXT_PARAMS_BLOCK_TYPE_BLS,1065 RKISP1_EXT_PARAMS_BLOCK_TYPE_DPCC,1066 RKISP1_EXT_PARAMS_BLOCK_TYPE_SDG,1067 RKISP1_EXT_PARAMS_BLOCK_TYPE_AWB_GAIN,1068 RKISP1_EXT_PARAMS_BLOCK_TYPE_FLT,1069 RKISP1_EXT_PARAMS_BLOCK_TYPE_BDM,1070 RKISP1_EXT_PARAMS_BLOCK_TYPE_CTK,1071 RKISP1_EXT_PARAMS_BLOCK_TYPE_GOC,1072 RKISP1_EXT_PARAMS_BLOCK_TYPE_DPF,1073 RKISP1_EXT_PARAMS_BLOCK_TYPE_DPF_STRENGTH,1074 RKISP1_EXT_PARAMS_BLOCK_TYPE_CPROC,1075 RKISP1_EXT_PARAMS_BLOCK_TYPE_IE,1076 RKISP1_EXT_PARAMS_BLOCK_TYPE_LSC,1077 RKISP1_EXT_PARAMS_BLOCK_TYPE_AWB_MEAS,1078 RKISP1_EXT_PARAMS_BLOCK_TYPE_HST_MEAS,1079 RKISP1_EXT_PARAMS_BLOCK_TYPE_AEC_MEAS,1080 RKISP1_EXT_PARAMS_BLOCK_TYPE_AFC_MEAS,1081 RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_BLS,1082 RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_EXPAND,1083 RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_COMPRESS,1084};1085 1086#define RKISP1_EXT_PARAMS_FL_BLOCK_DISABLE (1U << 0)1087#define RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE (1U << 1)1088 1089/**1090 * struct rkisp1_ext_params_block_header - RkISP1 extensible parameters block1091 * header1092 *1093 * This structure represents the common part of all the ISP configuration1094 * blocks. Each parameters block shall embed an instance of this structure type1095 * as its first member, followed by the block-specific configuration data. The1096 * driver inspects this common header to discern the block type and its size and1097 * properly handle the block content by casting it to the correct block-specific1098 * type.1099 *1100 * The @type field is one of the values enumerated by1101 * :c:type:`rkisp1_ext_params_block_type` and specifies how the data should be1102 * interpreted by the driver. The @size field specifies the size of the1103 * parameters block and is used by the driver for validation purposes.1104 *1105 * The @flags field is a bitmask of per-block flags RKISP1_EXT_PARAMS_FL_*.1106 *1107 * When userspace wants to configure and enable an ISP block it shall fully1108 * populate the block configuration and set the1109 * RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE bit in the @flags field.1110 *1111 * When userspace simply wants to disable an ISP block the1112 * RKISP1_EXT_PARAMS_FL_BLOCK_DISABLE bit should be set in @flags field. The1113 * driver ignores the rest of the block configuration structure in this case.1114 *1115 * If a new configuration of an ISP block has to be applied userspace shall1116 * fully populate the ISP block configuration and omit setting the1117 * RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE and RKISP1_EXT_PARAMS_FL_BLOCK_DISABLE bits1118 * in the @flags field.1119 *1120 * Setting both the RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE and1121 * RKISP1_EXT_PARAMS_FL_BLOCK_DISABLE bits in the @flags field is not allowed1122 * and not accepted by the driver.1123 *1124 * Userspace is responsible for correctly populating the parameters block header1125 * fields (@type, @flags and @size) and the block-specific parameters.1126 *1127 * For example:1128 *1129 * .. code-block:: c1130 *1131 * void populate_bls(struct rkisp1_ext_params_block_header *block) {1132 * struct rkisp1_ext_params_bls_config *bls =1133 * (struct rkisp1_ext_params_bls_config *)block;1134 *1135 * bls->header.type = RKISP1_EXT_PARAMS_BLOCK_ID_BLS;1136 * bls->header.flags = RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE;1137 * bls->header.size = sizeof(*bls);1138 *1139 * bls->config.enable_auto = 0;1140 * bls->config.fixed_val.r = blackLevelRed_;1141 * bls->config.fixed_val.gr = blackLevelGreenR_;1142 * bls->config.fixed_val.gb = blackLevelGreenB_;1143 * bls->config.fixed_val.b = blackLevelBlue_;1144 * }1145 *1146 * @type: The parameters block type, see1147 * :c:type:`rkisp1_ext_params_block_type`1148 * @flags: A bitmask of block flags1149 * @size: Size (in bytes) of the parameters block, including this header1150 */1151struct rkisp1_ext_params_block_header {1152 __u16 type;1153 __u16 flags;1154 __u32 size;1155};1156 1157/**1158 * struct rkisp1_ext_params_bls_config - RkISP1 extensible params BLS config1159 *1160 * RkISP1 extensible parameters Black Level Subtraction configuration block.1161 * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_BLS`.1162 *1163 * @header: The RkISP1 extensible parameters header, see1164 * :c:type:`rkisp1_ext_params_block_header`1165 * @config: Black Level Subtraction configuration, see1166 * :c:type:`rkisp1_cif_isp_bls_config`1167 */1168struct rkisp1_ext_params_bls_config {1169 struct rkisp1_ext_params_block_header header;1170 struct rkisp1_cif_isp_bls_config config;1171} __attribute__((aligned(8)));1172 1173/**1174 * struct rkisp1_ext_params_dpcc_config - RkISP1 extensible params DPCC config1175 *1176 * RkISP1 extensible parameters Defective Pixel Cluster Correction configuration1177 * block. Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_DPCC`.1178 *1179 * @header: The RkISP1 extensible parameters header, see1180 * :c:type:`rkisp1_ext_params_block_header`1181 * @config: Defective Pixel Cluster Correction configuration, see1182 * :c:type:`rkisp1_cif_isp_dpcc_config`1183 */1184struct rkisp1_ext_params_dpcc_config {1185 struct rkisp1_ext_params_block_header header;1186 struct rkisp1_cif_isp_dpcc_config config;1187} __attribute__((aligned(8)));1188 1189/**1190 * struct rkisp1_ext_params_sdg_config - RkISP1 extensible params SDG config1191 *1192 * RkISP1 extensible parameters Sensor Degamma configuration block. Identified1193 * by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_SDG`.1194 *1195 * @header: The RkISP1 extensible parameters header, see1196 * :c:type:`rkisp1_ext_params_block_header`1197 * @config: Sensor Degamma configuration, see1198 * :c:type:`rkisp1_cif_isp_sdg_config`1199 */1200struct rkisp1_ext_params_sdg_config {1201 struct rkisp1_ext_params_block_header header;1202 struct rkisp1_cif_isp_sdg_config config;1203} __attribute__((aligned(8)));1204 1205/**1206 * struct rkisp1_ext_params_lsc_config - RkISP1 extensible params LSC config1207 *1208 * RkISP1 extensible parameters Lens Shading Correction configuration block.1209 * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_LSC`.1210 *1211 * @header: The RkISP1 extensible parameters header, see1212 * :c:type:`rkisp1_ext_params_block_header`1213 * @config: Lens Shading Correction configuration, see1214 * :c:type:`rkisp1_cif_isp_lsc_config`1215 */1216struct rkisp1_ext_params_lsc_config {1217 struct rkisp1_ext_params_block_header header;1218 struct rkisp1_cif_isp_lsc_config config;1219} __attribute__((aligned(8)));1220 1221/**1222 * struct rkisp1_ext_params_awb_gain_config - RkISP1 extensible params AWB1223 * gain config1224 *1225 * RkISP1 extensible parameters Auto-White Balance Gains configuration block.1226 * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_AWB_GAIN`.1227 *1228 * @header: The RkISP1 extensible parameters header, see1229 * :c:type:`rkisp1_ext_params_block_header`1230 * @config: Auto-White Balance Gains configuration, see1231 * :c:type:`rkisp1_cif_isp_awb_gain_config`1232 */1233struct rkisp1_ext_params_awb_gain_config {1234 struct rkisp1_ext_params_block_header header;1235 struct rkisp1_cif_isp_awb_gain_config config;1236} __attribute__((aligned(8)));1237 1238/**1239 * struct rkisp1_ext_params_flt_config - RkISP1 extensible params FLT config1240 *1241 * RkISP1 extensible parameters Filter configuration block. Identified by1242 * :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_FLT`.1243 *1244 * @header: The RkISP1 extensible parameters header, see1245 * :c:type:`rkisp1_ext_params_block_header`1246 * @config: Filter configuration, see :c:type:`rkisp1_cif_isp_flt_config`1247 */1248struct rkisp1_ext_params_flt_config {1249 struct rkisp1_ext_params_block_header header;1250 struct rkisp1_cif_isp_flt_config config;1251} __attribute__((aligned(8)));1252 1253/**1254 * struct rkisp1_ext_params_bdm_config - RkISP1 extensible params BDM config1255 *1256 * RkISP1 extensible parameters Demosaicing configuration block. Identified by1257 * :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_BDM`.1258 *1259 * @header: The RkISP1 extensible parameters header, see1260 * :c:type:`rkisp1_ext_params_block_header`1261 * @config: Demosaicing configuration, see :c:type:`rkisp1_cif_isp_bdm_config`1262 */1263struct rkisp1_ext_params_bdm_config {1264 struct rkisp1_ext_params_block_header header;1265 struct rkisp1_cif_isp_bdm_config config;1266} __attribute__((aligned(8)));1267 1268/**1269 * struct rkisp1_ext_params_ctk_config - RkISP1 extensible params CTK config1270 *1271 * RkISP1 extensible parameters Cross-Talk configuration block. Identified by1272 * :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_CTK`.1273 *1274 * @header: The RkISP1 extensible parameters header, see1275 * :c:type:`rkisp1_ext_params_block_header`1276 * @config: Cross-Talk configuration, see :c:type:`rkisp1_cif_isp_ctk_config`1277 */1278struct rkisp1_ext_params_ctk_config {1279 struct rkisp1_ext_params_block_header header;1280 struct rkisp1_cif_isp_ctk_config config;1281} __attribute__((aligned(8)));1282 1283/**1284 * struct rkisp1_ext_params_goc_config - RkISP1 extensible params GOC config1285 *1286 * RkISP1 extensible parameters Gamma-Out configuration block. Identified by1287 * :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_GOC`.1288 *1289 * @header: The RkISP1 extensible parameters header, see1290 * :c:type:`rkisp1_ext_params_block_header`1291 * @config: Gamma-Out configuration, see :c:type:`rkisp1_cif_isp_goc_config`1292 */1293struct rkisp1_ext_params_goc_config {1294 struct rkisp1_ext_params_block_header header;1295 struct rkisp1_cif_isp_goc_config config;1296} __attribute__((aligned(8)));1297 1298/**1299 * struct rkisp1_ext_params_dpf_config - RkISP1 extensible params DPF config1300 *1301 * RkISP1 extensible parameters De-noise Pre-Filter configuration block.1302 * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_DPF`.1303 *1304 * @header: The RkISP1 extensible parameters header, see1305 * :c:type:`rkisp1_ext_params_block_header`1306 * @config: De-noise Pre-Filter configuration, see1307 * :c:type:`rkisp1_cif_isp_dpf_config`1308 */1309struct rkisp1_ext_params_dpf_config {1310 struct rkisp1_ext_params_block_header header;1311 struct rkisp1_cif_isp_dpf_config config;1312} __attribute__((aligned(8)));1313 1314/**1315 * struct rkisp1_ext_params_dpf_strength_config - RkISP1 extensible params DPF1316 * strength config1317 *1318 * RkISP1 extensible parameters De-noise Pre-Filter strength configuration1319 * block. Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_DPF_STRENGTH`.1320 *1321 * @header: The RkISP1 extensible parameters header, see1322 * :c:type:`rkisp1_ext_params_block_header`1323 * @config: De-noise Pre-Filter strength configuration, see1324 * :c:type:`rkisp1_cif_isp_dpf_strength_config`1325 */1326struct rkisp1_ext_params_dpf_strength_config {1327 struct rkisp1_ext_params_block_header header;1328 struct rkisp1_cif_isp_dpf_strength_config config;1329} __attribute__((aligned(8)));1330 1331/**1332 * struct rkisp1_ext_params_cproc_config - RkISP1 extensible params CPROC config1333 *1334 * RkISP1 extensible parameters Color Processing configuration block.1335 * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_CPROC`.1336 *1337 * @header: The RkISP1 extensible parameters header, see1338 * :c:type:`rkisp1_ext_params_block_header`1339 * @config: Color processing configuration, see1340 * :c:type:`rkisp1_cif_isp_cproc_config`1341 */1342struct rkisp1_ext_params_cproc_config {1343 struct rkisp1_ext_params_block_header header;1344 struct rkisp1_cif_isp_cproc_config config;1345} __attribute__((aligned(8)));1346 1347/**1348 * struct rkisp1_ext_params_ie_config - RkISP1 extensible params IE config1349 *1350 * RkISP1 extensible parameters Image Effect configuration block. Identified by1351 * :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_IE`.1352 *1353 * @header: The RkISP1 extensible parameters header, see1354 * :c:type:`rkisp1_ext_params_block_header`1355 * @config: Image Effect configuration, see :c:type:`rkisp1_cif_isp_ie_config`1356 */1357struct rkisp1_ext_params_ie_config {1358 struct rkisp1_ext_params_block_header header;1359 struct rkisp1_cif_isp_ie_config config;1360} __attribute__((aligned(8)));1361 1362/**1363 * struct rkisp1_ext_params_awb_meas_config - RkISP1 extensible params AWB1364 * Meas config1365 *1366 * RkISP1 extensible parameters Auto-White Balance Measurement configuration1367 * block. Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_AWB_MEAS`.1368 *1369 * @header: The RkISP1 extensible parameters header, see1370 * :c:type:`rkisp1_ext_params_block_header`1371 * @config: Auto-White Balance measure configuration, see1372 * :c:type:`rkisp1_cif_isp_awb_meas_config`1373 */1374struct rkisp1_ext_params_awb_meas_config {1375 struct rkisp1_ext_params_block_header header;1376 struct rkisp1_cif_isp_awb_meas_config config;1377} __attribute__((aligned(8)));1378 1379/**1380 * struct rkisp1_ext_params_hst_config - RkISP1 extensible params Histogram config1381 *1382 * RkISP1 extensible parameters Histogram statistics configuration block.1383 * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_HST_MEAS`.1384 *1385 * @header: The RkISP1 extensible parameters header, see1386 * :c:type:`rkisp1_ext_params_block_header`1387 * @config: Histogram statistics configuration, see1388 * :c:type:`rkisp1_cif_isp_hst_config`1389 */1390struct rkisp1_ext_params_hst_config {1391 struct rkisp1_ext_params_block_header header;1392 struct rkisp1_cif_isp_hst_config config;1393} __attribute__((aligned(8)));1394 1395/**1396 * struct rkisp1_ext_params_aec_config - RkISP1 extensible params AEC config1397 *1398 * RkISP1 extensible parameters Auto-Exposure statistics configuration block.1399 * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_AEC_MEAS`.1400 *1401 * @header: The RkISP1 extensible parameters header, see1402 * :c:type:`rkisp1_ext_params_block_header`1403 * @config: Auto-Exposure statistics configuration, see1404 * :c:type:`rkisp1_cif_isp_aec_config`1405 */1406struct rkisp1_ext_params_aec_config {1407 struct rkisp1_ext_params_block_header header;1408 struct rkisp1_cif_isp_aec_config config;1409} __attribute__((aligned(8)));1410 1411/**1412 * struct rkisp1_ext_params_afc_config - RkISP1 extensible params AFC config1413 *1414 * RkISP1 extensible parameters Auto-Focus statistics configuration block.1415 * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_AFC_MEAS`.1416 *1417 * @header: The RkISP1 extensible parameters header, see1418 * :c:type:`rkisp1_ext_params_block_header`1419 * @config: Auto-Focus statistics configuration, see1420 * :c:type:`rkisp1_cif_isp_afc_config`1421 */1422struct rkisp1_ext_params_afc_config {1423 struct rkisp1_ext_params_block_header header;1424 struct rkisp1_cif_isp_afc_config config;1425} __attribute__((aligned(8)));1426 1427/**1428 * struct rkisp1_ext_params_compand_bls_config - RkISP1 extensible params1429 * Compand BLS config1430 *1431 * RkISP1 extensible parameters Companding configuration block (black level1432 * subtraction). Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_BLS`.1433 *1434 * @header: The RkISP1 extensible parameters header, see1435 * :c:type:`rkisp1_ext_params_block_header`1436 * @config: Companding BLS configuration, see1437 * :c:type:`rkisp1_cif_isp_compand_bls_config`1438 */1439struct rkisp1_ext_params_compand_bls_config {1440 struct rkisp1_ext_params_block_header header;1441 struct rkisp1_cif_isp_compand_bls_config config;1442} __attribute__((aligned(8)));1443 1444/**1445 * struct rkisp1_ext_params_compand_curve_config - RkISP1 extensible params1446 * Compand curve config1447 *1448 * RkISP1 extensible parameters Companding configuration block (expand and1449 * compression curves). Identified by1450 * :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_EXPAND` or1451 * :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_COMPAND_COMPRESS`.1452 *1453 * @header: The RkISP1 extensible parameters header, see1454 * :c:type:`rkisp1_ext_params_block_header`1455 * @config: Companding curve configuration, see1456 * :c:type:`rkisp1_cif_isp_compand_curve_config`1457 */1458struct rkisp1_ext_params_compand_curve_config {1459 struct rkisp1_ext_params_block_header header;1460 struct rkisp1_cif_isp_compand_curve_config config;1461} __attribute__((aligned(8)));1462 1463/*1464 * The rkisp1_ext_params_compand_curve_config structure is counted twice as it1465 * is used for both the COMPAND_EXPAND and COMPAND_COMPRESS block types.1466 */1467#define RKISP1_EXT_PARAMS_MAX_SIZE \1468 (sizeof(struct rkisp1_ext_params_bls_config) +\1469 sizeof(struct rkisp1_ext_params_dpcc_config) +\1470 sizeof(struct rkisp1_ext_params_sdg_config) +\1471 sizeof(struct rkisp1_ext_params_lsc_config) +\1472 sizeof(struct rkisp1_ext_params_awb_gain_config) +\1473 sizeof(struct rkisp1_ext_params_flt_config) +\1474 sizeof(struct rkisp1_ext_params_bdm_config) +\1475 sizeof(struct rkisp1_ext_params_ctk_config) +\1476 sizeof(struct rkisp1_ext_params_goc_config) +\1477 sizeof(struct rkisp1_ext_params_dpf_config) +\1478 sizeof(struct rkisp1_ext_params_dpf_strength_config) +\1479 sizeof(struct rkisp1_ext_params_cproc_config) +\1480 sizeof(struct rkisp1_ext_params_ie_config) +\1481 sizeof(struct rkisp1_ext_params_awb_meas_config) +\1482 sizeof(struct rkisp1_ext_params_hst_config) +\1483 sizeof(struct rkisp1_ext_params_aec_config) +\1484 sizeof(struct rkisp1_ext_params_afc_config) +\1485 sizeof(struct rkisp1_ext_params_compand_bls_config) +\1486 sizeof(struct rkisp1_ext_params_compand_curve_config) +\1487 sizeof(struct rkisp1_ext_params_compand_curve_config))1488 1489/**1490 * enum rksip1_ext_param_buffer_version - RkISP1 extensible parameters version1491 *1492 * @RKISP1_EXT_PARAM_BUFFER_V1: First version of RkISP1 extensible parameters1493 */1494enum rksip1_ext_param_buffer_version {1495 RKISP1_EXT_PARAM_BUFFER_V1 = 1,1496};1497 1498/**1499 * struct rkisp1_ext_params_cfg - RkISP1 extensible parameters configuration1500 *1501 * This struct contains the configuration parameters of the RkISP1 ISP1502 * algorithms, serialized by userspace into a data buffer. Each configuration1503 * parameter block is represented by a block-specific structure which contains a1504 * :c:type:`rkisp1_ext_params_block_header` entry as first member. Userspace1505 * populates the @data buffer with configuration parameters for the blocks that1506 * it intends to configure. As a consequence, the data buffer effective size1507 * changes according to the number of ISP blocks that userspace intends to1508 * configure and is set by userspace in the @data_size field.1509 *1510 * The parameters buffer is versioned by the @version field to allow modifying1511 * and extending its definition. Userspace shall populate the @version field to1512 * inform the driver about the version it intends to use. The driver will parse1513 * and handle the @data buffer according to the data layout specific to the1514 * indicated version and return an error if the desired version is not1515 * supported.1516 *1517 * Currently the single RKISP1_EXT_PARAM_BUFFER_V1 version is supported.1518 * When a new format version will be added, a mechanism for userspace to query1519 * the supported format versions will be implemented in the form of a read-only1520 * V4L2 control. If such control is not available, userspace should assume only1521 * RKISP1_EXT_PARAM_BUFFER_V1 is supported by the driver.1522 *1523 * For each ISP block that userspace wants to configure, a block-specific1524 * structure is appended to the @data buffer, one after the other without gaps1525 * in between nor overlaps. Userspace shall populate the @data_size field with1526 * the effective size, in bytes, of the @data buffer.1527 *1528 * The expected memory layout of the parameters buffer is::1529 *1530 * +-------------------- struct rkisp1_ext_params_cfg -------------------+1531 * | version = RKISP_EXT_PARAMS_BUFFER_V1; |1532 * | data_size = sizeof(struct rkisp1_ext_params_bls_config) |1533 * | + sizeof(struct rkisp1_ext_params_dpcc_config); |1534 * | +------------------------- data ---------------------------------+ |1535 * | | +------------- struct rkisp1_ext_params_bls_config -----------+ | |1536 * | | | +-------- struct rkisp1_ext_params_block_header ---------+ | | |1537 * | | | | type = RKISP1_EXT_PARAMS_BLOCK_TYPE_BLS; | | | |1538 * | | | | flags = RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE; | | | |1539 * | | | | size = sizeof(struct rkisp1_ext_params_bls_config); | | | |1540 * | | | +---------------------------------------------------------+ | | |1541 * | | | +---------- struct rkisp1_cif_isp_bls_config -------------+ | | |1542 * | | | | enable_auto = 0; | | | |1543 * | | | | fixed_val.r = 256; | | | |1544 * | | | | fixed_val.gr = 256; | | | |1545 * | | | | fixed_val.gb = 256; | | | |1546 * | | | | fixed_val.b = 256; | | | |1547 * | | | +---------------------------------------------------------+ | | |1548 * | | +------------ struct rkisp1_ext_params_dpcc_config -----------+ | |1549 * | | | +-------- struct rkisp1_ext_params_block_header ---------+ | | |1550 * | | | | type = RKISP1_EXT_PARAMS_BLOCK_TYPE_DPCC; | | | |1551 * | | | | flags = RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE; | | | |1552 * | | | | size = sizeof(struct rkisp1_ext_params_dpcc_config); | | | |1553 * | | | +---------------------------------------------------------+ | | |1554 * | | | +---------- struct rkisp1_cif_isp_dpcc_config ------------+ | | |1555 * | | | | mode = RKISP1_CIF_ISP_DPCC_MODE_STAGE1_ENABLE; | | | |1556 * | | | | output_mode = | | | |1557 * | | | | RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_G_CENTER; | | | |1558 * | | | | set_use = ... ; | | | |1559 * | | | | ... = ... ; | | | |1560 * | | | +---------------------------------------------------------+ | | |1561 * | | +-------------------------------------------------------------+ | |1562 * | +-----------------------------------------------------------------+ |1563 * +---------------------------------------------------------------------+1564 *1565 * @version: The RkISP1 extensible parameters buffer version, see1566 * :c:type:`rksip1_ext_param_buffer_version`1567 * @data_size: The RkISP1 configuration data effective size, excluding this1568 * header1569 * @data: The RkISP1 extensible configuration data blocks1570 */1571struct rkisp1_ext_params_cfg {1572 __u32 version;1573 __u32 data_size;1574 __u8 data[RKISP1_EXT_PARAMS_MAX_SIZE];1575};1576 1577#endif /* _UAPI_RKISP1_CONFIG_H */1578