996 lines
33 KiB
C
996 lines
33 KiB
C
/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR MIT) */
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/*
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* Rockchip ISP1 userspace API
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* Copyright (C) 2017 Rockchip Electronics Co., Ltd.
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*/
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#ifndef _UAPI_RKISP1_CONFIG_H
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#define _UAPI_RKISP1_CONFIG_H
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#include <linux/types.h>
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/* Defect Pixel Cluster Detection */
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#define RKISP1_CIF_ISP_MODULE_DPCC (1U << 0)
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/* Black Level Subtraction */
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#define RKISP1_CIF_ISP_MODULE_BLS (1U << 1)
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/* Sensor De-gamma */
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#define RKISP1_CIF_ISP_MODULE_SDG (1U << 2)
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/* Histogram statistics configuration */
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#define RKISP1_CIF_ISP_MODULE_HST (1U << 3)
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/* Lens Shade Control */
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#define RKISP1_CIF_ISP_MODULE_LSC (1U << 4)
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/* Auto White Balance Gain */
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#define RKISP1_CIF_ISP_MODULE_AWB_GAIN (1U << 5)
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/* Filter */
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#define RKISP1_CIF_ISP_MODULE_FLT (1U << 6)
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/* Bayer Demosaic */
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#define RKISP1_CIF_ISP_MODULE_BDM (1U << 7)
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/* Cross Talk */
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#define RKISP1_CIF_ISP_MODULE_CTK (1U << 8)
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/* Gamma Out Curve */
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#define RKISP1_CIF_ISP_MODULE_GOC (1U << 9)
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/* Color Processing */
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#define RKISP1_CIF_ISP_MODULE_CPROC (1U << 10)
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/* Auto Focus Control statistics configuration */
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#define RKISP1_CIF_ISP_MODULE_AFC (1U << 11)
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/* Auto White Balancing statistics configuration */
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#define RKISP1_CIF_ISP_MODULE_AWB (1U << 12)
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/* Image Effect */
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#define RKISP1_CIF_ISP_MODULE_IE (1U << 13)
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/* Auto Exposure Control statistics configuration */
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#define RKISP1_CIF_ISP_MODULE_AEC (1U << 14)
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/* Wide Dynamic Range */
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#define RKISP1_CIF_ISP_MODULE_WDR (1U << 15)
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/* Denoise Pre-Filter */
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#define RKISP1_CIF_ISP_MODULE_DPF (1U << 16)
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/* Denoise Pre-Filter Strength */
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#define RKISP1_CIF_ISP_MODULE_DPF_STRENGTH (1U << 17)
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#define RKISP1_CIF_ISP_CTK_COEFF_MAX 0x100
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#define RKISP1_CIF_ISP_CTK_OFFSET_MAX 0x800
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#define RKISP1_CIF_ISP_AE_MEAN_MAX_V10 25
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#define RKISP1_CIF_ISP_AE_MEAN_MAX_V12 81
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#define RKISP1_CIF_ISP_AE_MEAN_MAX RKISP1_CIF_ISP_AE_MEAN_MAX_V12
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#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 16
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#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 32
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#define RKISP1_CIF_ISP_HIST_BIN_N_MAX RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12
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#define RKISP1_CIF_ISP_AFM_MAX_WINDOWS 3
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#define RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE 17
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#define RKISP1_CIF_ISP_BDM_MAX_TH 0xff
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/*
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* Black level compensation
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*/
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/* maximum value for horizontal start address */
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#define RKISP1_CIF_ISP_BLS_START_H_MAX 0x00000fff
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/* maximum value for horizontal stop address */
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#define RKISP1_CIF_ISP_BLS_STOP_H_MAX 0x00000fff
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/* maximum value for vertical start address */
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#define RKISP1_CIF_ISP_BLS_START_V_MAX 0x00000fff
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/* maximum value for vertical stop address */
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#define RKISP1_CIF_ISP_BLS_STOP_V_MAX 0x00000fff
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/* maximum is 2^18 = 262144*/
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#define RKISP1_CIF_ISP_BLS_SAMPLES_MAX 0x00000012
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/* maximum value for fixed black level */
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#define RKISP1_CIF_ISP_BLS_FIX_SUB_MAX 0x00000fff
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/* minimum value for fixed black level */
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#define RKISP1_CIF_ISP_BLS_FIX_SUB_MIN 0xfffff000
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/* 13 bit range (signed)*/
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#define RKISP1_CIF_ISP_BLS_FIX_MASK 0x00001fff
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/*
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* Automatic white balance measurements
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*/
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#define RKISP1_CIF_ISP_AWB_MAX_GRID 1
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#define RKISP1_CIF_ISP_AWB_MAX_FRAMES 7
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/*
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* Gamma out
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*/
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/* Maximum number of color samples supported */
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#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 17
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#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 34
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#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12
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/*
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* Lens shade correction
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*/
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#define RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE 8
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/*
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* The following matches the tuning process,
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* not the max capabilities of the chip.
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*/
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#define RKISP1_CIF_ISP_LSC_SAMPLES_MAX 17
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/*
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* Histogram calculation
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*/
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#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 25
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#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 81
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#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12
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/*
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* Defect Pixel Cluster Correction
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*/
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#define RKISP1_CIF_ISP_DPCC_METHODS_MAX 3
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#define RKISP1_CIF_ISP_DPCC_MODE_STAGE1_ENABLE (1U << 2)
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#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_G_CENTER (1U << 0)
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#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_RB_CENTER (1U << 1)
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#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_G_3X3 (1U << 2)
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#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_RB_3X3 (1U << 3)
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/* 0-2 for sets 1-3 */
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#define RKISP1_CIF_ISP_DPCC_SET_USE_STAGE1_USE_SET(n) ((n) << 0)
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#define RKISP1_CIF_ISP_DPCC_SET_USE_STAGE1_USE_FIX_SET (1U << 3)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_PG_GREEN_ENABLE (1U << 0)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_LC_GREEN_ENABLE (1U << 1)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RO_GREEN_ENABLE (1U << 2)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RND_GREEN_ENABLE (1U << 3)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RG_GREEN_ENABLE (1U << 4)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_PG_RED_BLUE_ENABLE (1U << 8)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_LC_RED_BLUE_ENABLE (1U << 9)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RO_RED_BLUE_ENABLE (1U << 10)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RND_RED_BLUE_ENABLE (1U << 11)
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#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RG_RED_BLUE_ENABLE (1U << 12)
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#define RKISP1_CIF_ISP_DPCC_LINE_THRESH_G(v) ((v) << 0)
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#define RKISP1_CIF_ISP_DPCC_LINE_THRESH_RB(v) ((v) << 8)
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#define RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_G(v) ((v) << 0)
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#define RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_RB(v) ((v) << 8)
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#define RKISP1_CIF_ISP_DPCC_PG_FAC_G(v) ((v) << 0)
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#define RKISP1_CIF_ISP_DPCC_PG_FAC_RB(v) ((v) << 8)
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#define RKISP1_CIF_ISP_DPCC_RND_THRESH_G(v) ((v) << 0)
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#define RKISP1_CIF_ISP_DPCC_RND_THRESH_RB(v) ((v) << 8)
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#define RKISP1_CIF_ISP_DPCC_RG_FAC_G(v) ((v) << 0)
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#define RKISP1_CIF_ISP_DPCC_RG_FAC_RB(v) ((v) << 8)
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#define RKISP1_CIF_ISP_DPCC_RO_LIMITS_n_G(n, v) ((v) << ((n) * 4))
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#define RKISP1_CIF_ISP_DPCC_RO_LIMITS_n_RB(n, v) ((v) << ((n) * 4 + 2))
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#define RKISP1_CIF_ISP_DPCC_RND_OFFS_n_G(n, v) ((v) << ((n) * 4))
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#define RKISP1_CIF_ISP_DPCC_RND_OFFS_n_RB(n, v) ((v) << ((n) * 4 + 2))
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/*
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* Denoising pre filter
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*/
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#define RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS 17
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#define RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS 6
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/*
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* Measurement types
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*/
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#define RKISP1_CIF_ISP_STAT_AWB (1U << 0)
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#define RKISP1_CIF_ISP_STAT_AUTOEXP (1U << 1)
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#define RKISP1_CIF_ISP_STAT_AFM (1U << 2)
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#define RKISP1_CIF_ISP_STAT_HIST (1U << 3)
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/**
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* enum rkisp1_cif_isp_version - ISP variants
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*
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* @RKISP1_V10: used at least in rk3288 and rk3399
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* @RKISP1_V11: declared in the original vendor code, but not used
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* @RKISP1_V12: used at least in rk3326 and px30
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* @RKISP1_V13: used at least in rk1808
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*/
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enum rkisp1_cif_isp_version {
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RKISP1_V10 = 10,
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RKISP1_V11,
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RKISP1_V12,
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RKISP1_V13,
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};
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enum rkisp1_cif_isp_histogram_mode {
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RKISP1_CIF_ISP_HISTOGRAM_MODE_DISABLE,
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RKISP1_CIF_ISP_HISTOGRAM_MODE_RGB_COMBINED,
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RKISP1_CIF_ISP_HISTOGRAM_MODE_R_HISTOGRAM,
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RKISP1_CIF_ISP_HISTOGRAM_MODE_G_HISTOGRAM,
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RKISP1_CIF_ISP_HISTOGRAM_MODE_B_HISTOGRAM,
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RKISP1_CIF_ISP_HISTOGRAM_MODE_Y_HISTOGRAM
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};
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enum rkisp1_cif_isp_awb_mode_type {
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RKISP1_CIF_ISP_AWB_MODE_MANUAL,
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RKISP1_CIF_ISP_AWB_MODE_RGB,
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RKISP1_CIF_ISP_AWB_MODE_YCBCR
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};
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enum rkisp1_cif_isp_flt_mode {
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RKISP1_CIF_ISP_FLT_STATIC_MODE,
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RKISP1_CIF_ISP_FLT_DYNAMIC_MODE
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};
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/**
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* enum rkisp1_cif_isp_exp_ctrl_autostop - stop modes
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* @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0: continuous measurement
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* @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1: stop measuring after a complete frame
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*/
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enum rkisp1_cif_isp_exp_ctrl_autostop {
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RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0 = 0,
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RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1 = 1,
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};
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/**
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* enum rkisp1_cif_isp_exp_meas_mode - Exposure measure mode
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* @RKISP1_CIF_ISP_EXP_MEASURING_MODE_0: Y = 16 + 0.25R + 0.5G + 0.1094B
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* @RKISP1_CIF_ISP_EXP_MEASURING_MODE_1: Y = (R + G + B) x (85/256)
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*/
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enum rkisp1_cif_isp_exp_meas_mode {
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RKISP1_CIF_ISP_EXP_MEASURING_MODE_0,
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RKISP1_CIF_ISP_EXP_MEASURING_MODE_1,
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};
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/*---------- PART1: Input Parameters ------------*/
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/**
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* struct rkisp1_cif_isp_window - measurement window.
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*
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* Measurements are calculated per window inside the frame.
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* This struct represents a window for a measurement.
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*
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* @h_offs: the horizontal offset of the window from the left of the frame in pixels.
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* @v_offs: the vertical offset of the window from the top of the frame in pixels.
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* @h_size: the horizontal size of the window in pixels
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* @v_size: the vertical size of the window in pixels.
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*/
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struct rkisp1_cif_isp_window {
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__u16 h_offs;
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__u16 v_offs;
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__u16 h_size;
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__u16 v_size;
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};
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/**
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* struct rkisp1_cif_isp_bls_fixed_val - BLS fixed subtraction values
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*
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* The values will be subtracted from the sensor
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* values. Therefore a negative value means addition instead of subtraction!
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*
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* @r: Fixed (signed!) subtraction value for Bayer pattern R
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* @gr: Fixed (signed!) subtraction value for Bayer pattern Gr
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* @gb: Fixed (signed!) subtraction value for Bayer pattern Gb
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* @b: Fixed (signed!) subtraction value for Bayer pattern B
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*/
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struct rkisp1_cif_isp_bls_fixed_val {
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__s16 r;
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__s16 gr;
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__s16 gb;
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__s16 b;
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};
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/**
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* struct rkisp1_cif_isp_bls_config - Configuration used by black level subtraction
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*
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* @enable_auto: Automatic mode activated means that the measured values
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* are subtracted. Otherwise the fixed subtraction
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* values will be subtracted.
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* @en_windows: enabled window
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* @bls_window1: Measurement window 1 size
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* @bls_window2: Measurement window 2 size
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* @bls_samples: Set amount of measured pixels for each Bayer position
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* (A, B,C and D) to 2^bls_samples.
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* @fixed_val: Fixed subtraction values
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*/
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struct rkisp1_cif_isp_bls_config {
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__u8 enable_auto;
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__u8 en_windows;
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struct rkisp1_cif_isp_window bls_window1;
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struct rkisp1_cif_isp_window bls_window2;
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__u8 bls_samples;
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struct rkisp1_cif_isp_bls_fixed_val fixed_val;
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};
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/**
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* struct rkisp1_cif_isp_dpcc_methods_config - DPCC methods set configuration
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*
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* This structure stores the configuration of one set of methods for the DPCC
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* algorithm. Multiple methods can be selected in each set (independently for
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* the Green and Red/Blue components) through the @method field, the result is
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* the logical AND of all enabled methods. The remaining fields set thresholds
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* and factors for each method.
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*
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* @method: Method enable bits (RKISP1_CIF_ISP_DPCC_METHODS_SET_*)
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* @line_thresh: Line threshold (RKISP1_CIF_ISP_DPCC_LINE_THRESH_*)
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* @line_mad_fac: Line Mean Absolute Difference factor (RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_*)
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* @pg_fac: Peak gradient factor (RKISP1_CIF_ISP_DPCC_PG_FAC_*)
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* @rnd_thresh: Rank Neighbor Difference threshold (RKISP1_CIF_ISP_DPCC_RND_THRESH_*)
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* @rg_fac: Rank gradient factor (RKISP1_CIF_ISP_DPCC_RG_FAC_*)
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*/
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struct rkisp1_cif_isp_dpcc_methods_config {
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__u32 method;
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__u32 line_thresh;
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__u32 line_mad_fac;
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__u32 pg_fac;
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__u32 rnd_thresh;
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__u32 rg_fac;
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};
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/**
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* struct rkisp1_cif_isp_dpcc_config - Configuration used by DPCC
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*
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* Configuration used by Defect Pixel Cluster Correction. Three sets of methods
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* can be configured and selected through the @set_use field. The result is the
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* logical OR of all enabled sets.
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*
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* @mode: DPCC mode (RKISP1_CIF_ISP_DPCC_MODE_*)
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* @output_mode: Interpolation output mode (RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_*)
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* @set_use: Methods sets selection (RKISP1_CIF_ISP_DPCC_SET_USE_*)
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* @methods: Methods sets configuration
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* @ro_limits: Rank order limits (RKISP1_CIF_ISP_DPCC_RO_LIMITS_*)
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* @rnd_offs: Differential rank offsets for rank neighbor difference (RKISP1_CIF_ISP_DPCC_RND_OFFS_*)
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*/
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struct rkisp1_cif_isp_dpcc_config {
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__u32 mode;
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__u32 output_mode;
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__u32 set_use;
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struct rkisp1_cif_isp_dpcc_methods_config methods[RKISP1_CIF_ISP_DPCC_METHODS_MAX];
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__u32 ro_limits;
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__u32 rnd_offs;
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};
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/**
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* struct rkisp1_cif_isp_gamma_corr_curve - gamma curve point definition y-axis (output).
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*
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* The reset values define a linear curve which has the same effect as bypass. Reset values are:
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* gamma_y[0] = 0x0000, gamma_y[1] = 0x0100, ... gamma_y[15] = 0x0f00, gamma_y[16] = 0xfff
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*
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* @gamma_y: the values for the y-axis of gamma curve points. Each value is 12 bit.
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*/
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struct rkisp1_cif_isp_gamma_corr_curve {
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__u16 gamma_y[RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE];
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};
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/**
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* struct rkisp1_cif_isp_gamma_curve_x_axis_pnts - De-Gamma Curve definition x increments
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* (sampling points). gamma_dx0 is for the lower samples (1-8), gamma_dx1 is for the
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* higher samples (9-16). The reset values for both fields is 0x44444444. This means
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* that each sample is 4 units away from the previous one on the x-axis.
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*
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* @gamma_dx0: gamma curve sample points definitions. Bits 0:2 for sample 1. Bit 3 unused.
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* Bits 4:6 for sample 2. bit 7 unused ... Bits 28:30 for sample 8. Bit 31 unused
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* @gamma_dx1: gamma curve sample points definitions. Bits 0:2 for sample 9. Bit 3 unused.
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* Bits 4:6 for sample 10. bit 7 unused ... Bits 28:30 for sample 16. Bit 31 unused
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*/
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struct rkisp1_cif_isp_gamma_curve_x_axis_pnts {
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__u32 gamma_dx0;
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__u32 gamma_dx1;
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};
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/**
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* struct rkisp1_cif_isp_sdg_config - Configuration used by sensor degamma
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*
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* @curve_r: gamma curve point definition axis for red
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* @curve_g: gamma curve point definition axis for green
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* @curve_b: gamma curve point definition axis for blue
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* @xa_pnts: x axis increments
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*/
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struct rkisp1_cif_isp_sdg_config {
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struct rkisp1_cif_isp_gamma_corr_curve curve_r;
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struct rkisp1_cif_isp_gamma_corr_curve curve_g;
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struct rkisp1_cif_isp_gamma_corr_curve curve_b;
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struct rkisp1_cif_isp_gamma_curve_x_axis_pnts xa_pnts;
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};
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/**
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* struct rkisp1_cif_isp_lsc_config - Configuration used by Lens shading correction
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*
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* @r_data_tbl: sample table red
|
|
* @gr_data_tbl: sample table green (red)
|
|
* @gb_data_tbl: sample table green (blue)
|
|
* @b_data_tbl: sample table blue
|
|
* @x_grad_tbl: gradient table x
|
|
* @y_grad_tbl: gradient table y
|
|
* @x_size_tbl: size table x
|
|
* @y_size_tbl: size table y
|
|
* @config_width: not used at the moment
|
|
* @config_height: not used at the moment
|
|
*/
|
|
struct rkisp1_cif_isp_lsc_config {
|
|
__u16 r_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
|
|
__u16 gr_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
|
|
__u16 gb_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
|
|
__u16 b_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
|
|
|
|
__u16 x_grad_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];
|
|
__u16 y_grad_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];
|
|
|
|
__u16 x_size_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];
|
|
__u16 y_size_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];
|
|
__u16 config_width;
|
|
__u16 config_height;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_ie_config - Configuration used by image effects
|
|
*
|
|
* @effect: values from 'enum v4l2_colorfx'. Possible values are: V4L2_COLORFX_SEPIA,
|
|
* V4L2_COLORFX_SET_CBCR, V4L2_COLORFX_AQUA, V4L2_COLORFX_EMBOSS,
|
|
* V4L2_COLORFX_SKETCH, V4L2_COLORFX_BW, V4L2_COLORFX_NEGATIVE
|
|
* @color_sel: bits 0:2 - colors bitmask (001 - blue, 010 - green, 100 - red).
|
|
* bits 8:15 - Threshold value of the RGB colors for the color selection effect.
|
|
* @eff_mat_1: 3x3 Matrix Coefficients for Emboss Effect 1
|
|
* @eff_mat_2: 3x3 Matrix Coefficients for Emboss Effect 2
|
|
* @eff_mat_3: 3x3 Matrix Coefficients for Emboss 3/Sketch 1
|
|
* @eff_mat_4: 3x3 Matrix Coefficients for Sketch Effect 2
|
|
* @eff_mat_5: 3x3 Matrix Coefficients for Sketch Effect 3
|
|
* @eff_tint: Chrominance increment values of tint (used for sepia effect)
|
|
*/
|
|
struct rkisp1_cif_isp_ie_config {
|
|
__u16 effect;
|
|
__u16 color_sel;
|
|
__u16 eff_mat_1;
|
|
__u16 eff_mat_2;
|
|
__u16 eff_mat_3;
|
|
__u16 eff_mat_4;
|
|
__u16 eff_mat_5;
|
|
__u16 eff_tint;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_cproc_config - Configuration used by Color Processing
|
|
*
|
|
* @c_out_range: Chrominance pixel clipping range at output.
|
|
* (0 for limit, 1 for full)
|
|
* @y_in_range: Luminance pixel clipping range at output.
|
|
* @y_out_range: Luminance pixel clipping range at output.
|
|
* @contrast: 00~ff, 0.0~1.992
|
|
* @brightness: 80~7F, -128~+127
|
|
* @sat: saturation, 00~FF, 0.0~1.992
|
|
* @hue: 80~7F, -90~+87.188
|
|
*/
|
|
struct rkisp1_cif_isp_cproc_config {
|
|
__u8 c_out_range;
|
|
__u8 y_in_range;
|
|
__u8 y_out_range;
|
|
__u8 contrast;
|
|
__u8 brightness;
|
|
__u8 sat;
|
|
__u8 hue;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_awb_meas_config - Configuration for the AWB statistics
|
|
*
|
|
* @awb_mode: the awb meas mode. From enum rkisp1_cif_isp_awb_mode_type.
|
|
* @awb_wnd: white balance measurement window (in pixels)
|
|
* @max_y: only pixels values < max_y contribute to awb measurement, set to 0
|
|
* to disable this feature
|
|
* @min_y: only pixels values > min_y contribute to awb measurement
|
|
* @max_csum: Chrominance sum maximum value, only consider pixels with Cb+Cr,
|
|
* smaller than threshold for awb measurements
|
|
* @min_c: Chrominance minimum value, only consider pixels with Cb/Cr
|
|
* each greater than threshold value for awb measurements
|
|
* @frames: number of frames - 1 used for mean value calculation
|
|
* (ucFrames=0 means 1 Frame)
|
|
* @awb_ref_cr: reference Cr value for AWB regulation, target for AWB
|
|
* @awb_ref_cb: reference Cb value for AWB regulation, target for AWB
|
|
* @enable_ymax_cmp: enable Y_MAX compare (Not valid in RGB measurement mode.)
|
|
*/
|
|
struct rkisp1_cif_isp_awb_meas_config {
|
|
/*
|
|
* Note: currently the h and v offsets are mapped to grid offsets
|
|
*/
|
|
struct rkisp1_cif_isp_window awb_wnd;
|
|
__u32 awb_mode;
|
|
__u8 max_y;
|
|
__u8 min_y;
|
|
__u8 max_csum;
|
|
__u8 min_c;
|
|
__u8 frames;
|
|
__u8 awb_ref_cr;
|
|
__u8 awb_ref_cb;
|
|
__u8 enable_ymax_cmp;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_awb_gain_config - Configuration used by auto white balance gain
|
|
*
|
|
* All fields in this struct are 10 bit, where:
|
|
* 0x100h = 1, unsigned integer value, range 0 to 4 with 8 bit fractional part.
|
|
*
|
|
* out_data_x = ( AWB_GAIN_X * in_data + 128) >> 8
|
|
*
|
|
* @gain_red: gain value for red component.
|
|
* @gain_green_r: gain value for green component in red line.
|
|
* @gain_blue: gain value for blue component.
|
|
* @gain_green_b: gain value for green component in blue line.
|
|
*/
|
|
struct rkisp1_cif_isp_awb_gain_config {
|
|
__u16 gain_red;
|
|
__u16 gain_green_r;
|
|
__u16 gain_blue;
|
|
__u16 gain_green_b;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_flt_config - Configuration used by ISP filtering
|
|
*
|
|
* All 4 threshold fields (thresh_*) are 10 bits.
|
|
* All 6 factor fields (fac_*) are 6 bits.
|
|
*
|
|
* @mode: ISP_FILT_MODE register fields (from enum rkisp1_cif_isp_flt_mode)
|
|
* @grn_stage1: Green filter stage 1 select (range 0x0...0x8)
|
|
* @chr_h_mode: Chroma filter horizontal mode
|
|
* @chr_v_mode: Chroma filter vertical mode
|
|
* @thresh_bl0: If thresh_bl1 < sum_grad < thresh_bl0 then fac_bl0 is selected (blurring th)
|
|
* @thresh_bl1: If sum_grad < thresh_bl1 then fac_bl1 is selected (blurring th)
|
|
* @thresh_sh0: If thresh_sh0 < sum_grad < thresh_sh1 then thresh_sh0 is selected (sharpening th)
|
|
* @thresh_sh1: If thresh_sh1 < sum_grad then thresh_sh1 is selected (sharpening th)
|
|
* @lum_weight: Parameters for luminance weight function.
|
|
* @fac_sh1: filter factor for sharp1 level
|
|
* @fac_sh0: filter factor for sharp0 level
|
|
* @fac_mid: filter factor for mid level and for static filter mode
|
|
* @fac_bl0: filter factor for blur 0 level
|
|
* @fac_bl1: filter factor for blur 1 level (max blur)
|
|
*/
|
|
struct rkisp1_cif_isp_flt_config {
|
|
__u32 mode;
|
|
__u8 grn_stage1;
|
|
__u8 chr_h_mode;
|
|
__u8 chr_v_mode;
|
|
__u32 thresh_bl0;
|
|
__u32 thresh_bl1;
|
|
__u32 thresh_sh0;
|
|
__u32 thresh_sh1;
|
|
__u32 lum_weight;
|
|
__u32 fac_sh1;
|
|
__u32 fac_sh0;
|
|
__u32 fac_mid;
|
|
__u32 fac_bl0;
|
|
__u32 fac_bl1;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_bdm_config - Configuration used by Bayer DeMosaic
|
|
*
|
|
* @demosaic_th: threshold for bayer demosaicing texture detection
|
|
*/
|
|
struct rkisp1_cif_isp_bdm_config {
|
|
__u8 demosaic_th;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_ctk_config - Configuration used by Cross Talk correction
|
|
*
|
|
* @coeff: color correction matrix. Values are 11-bit signed fixed-point numbers with 4 bit integer
|
|
* and 7 bit fractional part, ranging from -8 (0x400) to +7.992 (0x3FF). 0 is
|
|
* represented by 0x000 and a coefficient value of 1 as 0x080.
|
|
* @ct_offset: Red, Green, Blue offsets for the crosstalk correction matrix
|
|
*/
|
|
struct rkisp1_cif_isp_ctk_config {
|
|
__u16 coeff[3][3];
|
|
__u16 ct_offset[3];
|
|
};
|
|
|
|
enum rkisp1_cif_isp_goc_mode {
|
|
RKISP1_CIF_ISP_GOC_MODE_LOGARITHMIC,
|
|
RKISP1_CIF_ISP_GOC_MODE_EQUIDISTANT
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_goc_config - Configuration used by Gamma Out correction
|
|
*
|
|
* @mode: goc mode (from enum rkisp1_cif_isp_goc_mode)
|
|
* @gamma_y: gamma out curve y-axis for all color components
|
|
*
|
|
* The number of entries of @gamma_y depends on the hardware revision
|
|
* as is reported by the hw_revision field of the struct media_device_info
|
|
* that is returned by ioctl MEDIA_IOC_DEVICE_INFO.
|
|
*
|
|
* Versions <= V11 have RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10
|
|
* entries, versions >= V12 have RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12
|
|
* entries. RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES is equal to the maximum
|
|
* of the two.
|
|
*/
|
|
struct rkisp1_cif_isp_goc_config {
|
|
__u32 mode;
|
|
__u16 gamma_y[RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES];
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_hst_config - Configuration for Histogram statistics
|
|
*
|
|
* @mode: histogram mode (from enum rkisp1_cif_isp_histogram_mode)
|
|
* @histogram_predivider: process every stepsize pixel, all other pixels are
|
|
* skipped
|
|
* @meas_window: coordinates of the measure window
|
|
* @hist_weight: weighting factor for sub-windows
|
|
*
|
|
* The number of entries of @hist_weight depends on the hardware revision
|
|
* as is reported by the hw_revision field of the struct media_device_info
|
|
* that is returned by ioctl MEDIA_IOC_DEVICE_INFO.
|
|
*
|
|
* Versions <= V11 have RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10
|
|
* entries, versions >= V12 have RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12
|
|
* entries. RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE is equal to the maximum
|
|
* of the two.
|
|
*/
|
|
struct rkisp1_cif_isp_hst_config {
|
|
__u32 mode;
|
|
__u8 histogram_predivider;
|
|
struct rkisp1_cif_isp_window meas_window;
|
|
__u8 hist_weight[RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE];
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_aec_config - Configuration for Auto Exposure statistics
|
|
*
|
|
* @mode: Exposure measure mode (from enum rkisp1_cif_isp_exp_meas_mode)
|
|
* @autostop: stop mode (from enum rkisp1_cif_isp_exp_ctrl_autostop)
|
|
* @meas_window: coordinates of the measure window
|
|
*/
|
|
struct rkisp1_cif_isp_aec_config {
|
|
__u32 mode;
|
|
__u32 autostop;
|
|
struct rkisp1_cif_isp_window meas_window;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_afc_config - Configuration for the Auto Focus statistics
|
|
*
|
|
* @num_afm_win: max RKISP1_CIF_ISP_AFM_MAX_WINDOWS
|
|
* @afm_win: coordinates of the meas window
|
|
* @thres: threshold used for minimizing the influence of noise
|
|
* @var_shift: the number of bits for the shift operation at the end of the
|
|
* calculation chain.
|
|
*/
|
|
struct rkisp1_cif_isp_afc_config {
|
|
__u8 num_afm_win;
|
|
struct rkisp1_cif_isp_window afm_win[RKISP1_CIF_ISP_AFM_MAX_WINDOWS];
|
|
__u32 thres;
|
|
__u32 var_shift;
|
|
};
|
|
|
|
/**
|
|
* enum rkisp1_cif_isp_dpf_gain_usage - dpf gain usage
|
|
* @RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED: don't use any gains in preprocessing stage
|
|
* @RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS: use only the noise function gains from
|
|
* registers DPF_NF_GAIN_R, ...
|
|
* @RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS: use only the gains from LSC module
|
|
* @RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS: use the noise function gains and the
|
|
* gains from LSC module
|
|
* @RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS: use only the gains from AWB module
|
|
* @RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS: use the gains from AWB and LSC module
|
|
* @RKISP1_CIF_ISP_DPF_GAIN_USAGE_MAX: upper border (only for an internal evaluation)
|
|
*/
|
|
enum rkisp1_cif_isp_dpf_gain_usage {
|
|
RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED,
|
|
RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS,
|
|
RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS,
|
|
RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS,
|
|
RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS,
|
|
RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS,
|
|
RKISP1_CIF_ISP_DPF_GAIN_USAGE_MAX
|
|
};
|
|
|
|
/**
|
|
* enum rkisp1_cif_isp_dpf_rb_filtersize - Red and blue filter sizes
|
|
* @RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9: red and blue filter kernel size 13x9
|
|
* (means 7x5 active pixel)
|
|
* @RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9: red and blue filter kernel size 9x9
|
|
* (means 5x5 active pixel)
|
|
*/
|
|
enum rkisp1_cif_isp_dpf_rb_filtersize {
|
|
RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9,
|
|
RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9,
|
|
};
|
|
|
|
/**
|
|
* enum rkisp1_cif_isp_dpf_nll_scale_mode - dpf noise level scale mode
|
|
* @RKISP1_CIF_ISP_NLL_SCALE_LINEAR: use a linear scaling
|
|
* @RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC: use a logarithmic scaling
|
|
*/
|
|
enum rkisp1_cif_isp_dpf_nll_scale_mode {
|
|
RKISP1_CIF_ISP_NLL_SCALE_LINEAR,
|
|
RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC,
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_dpf_nll - Noise level lookup
|
|
*
|
|
* @coeff: Noise level Lookup coefficient
|
|
* @scale_mode: dpf noise level scale mode (from enum rkisp1_cif_isp_dpf_nll_scale_mode)
|
|
*/
|
|
struct rkisp1_cif_isp_dpf_nll {
|
|
__u16 coeff[RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS];
|
|
__u32 scale_mode;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_dpf_rb_flt - Red blue filter config
|
|
*
|
|
* @fltsize: The filter size for the red and blue pixels
|
|
* (from enum rkisp1_cif_isp_dpf_rb_filtersize)
|
|
* @spatial_coeff: Spatial weights
|
|
* @r_enable: enable filter processing for red pixels
|
|
* @b_enable: enable filter processing for blue pixels
|
|
*/
|
|
struct rkisp1_cif_isp_dpf_rb_flt {
|
|
__u32 fltsize;
|
|
__u8 spatial_coeff[RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS];
|
|
__u8 r_enable;
|
|
__u8 b_enable;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_dpf_g_flt - Green filter Configuration
|
|
*
|
|
* @spatial_coeff: Spatial weights
|
|
* @gr_enable: enable filter processing for green pixels in green/red lines
|
|
* @gb_enable: enable filter processing for green pixels in green/blue lines
|
|
*/
|
|
struct rkisp1_cif_isp_dpf_g_flt {
|
|
__u8 spatial_coeff[RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS];
|
|
__u8 gr_enable;
|
|
__u8 gb_enable;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_dpf_gain - Noise function Configuration
|
|
*
|
|
* @mode: dpf gain usage (from enum rkisp1_cif_isp_dpf_gain_usage)
|
|
* @nf_r_gain: Noise function Gain that replaces the AWB gain for red pixels
|
|
* @nf_b_gain: Noise function Gain that replaces the AWB gain for blue pixels
|
|
* @nf_gr_gain: Noise function Gain that replaces the AWB gain
|
|
* for green pixels in a red line
|
|
* @nf_gb_gain: Noise function Gain that replaces the AWB gain
|
|
* for green pixels in a blue line
|
|
*/
|
|
struct rkisp1_cif_isp_dpf_gain {
|
|
__u32 mode;
|
|
__u16 nf_r_gain;
|
|
__u16 nf_b_gain;
|
|
__u16 nf_gr_gain;
|
|
__u16 nf_gb_gain;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_dpf_config - Configuration used by De-noising pre-filter
|
|
*
|
|
* @gain: noise function gain
|
|
* @g_flt: green filter config
|
|
* @rb_flt: red blue filter config
|
|
* @nll: noise level lookup
|
|
*/
|
|
struct rkisp1_cif_isp_dpf_config {
|
|
struct rkisp1_cif_isp_dpf_gain gain;
|
|
struct rkisp1_cif_isp_dpf_g_flt g_flt;
|
|
struct rkisp1_cif_isp_dpf_rb_flt rb_flt;
|
|
struct rkisp1_cif_isp_dpf_nll nll;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_dpf_strength_config - strength of the filter
|
|
*
|
|
* @r: filter strength of the RED filter
|
|
* @g: filter strength of the GREEN filter
|
|
* @b: filter strength of the BLUE filter
|
|
*/
|
|
struct rkisp1_cif_isp_dpf_strength_config {
|
|
__u8 r;
|
|
__u8 g;
|
|
__u8 b;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_isp_other_cfg - Parameters for some blocks in rockchip isp1
|
|
*
|
|
* @dpcc_config: Defect Pixel Cluster Correction config
|
|
* @bls_config: Black Level Subtraction config
|
|
* @sdg_config: sensor degamma config
|
|
* @lsc_config: Lens Shade config
|
|
* @awb_gain_config: Auto White balance gain config
|
|
* @flt_config: filter config
|
|
* @bdm_config: demosaic config
|
|
* @ctk_config: cross talk config
|
|
* @goc_config: gamma out config
|
|
* @bls_config: black level subtraction config
|
|
* @dpf_config: De-noising pre-filter config
|
|
* @dpf_strength_config: dpf strength config
|
|
* @cproc_config: color process config
|
|
* @ie_config: image effects config
|
|
*/
|
|
struct rkisp1_cif_isp_isp_other_cfg {
|
|
struct rkisp1_cif_isp_dpcc_config dpcc_config;
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struct rkisp1_cif_isp_bls_config bls_config;
|
|
struct rkisp1_cif_isp_sdg_config sdg_config;
|
|
struct rkisp1_cif_isp_lsc_config lsc_config;
|
|
struct rkisp1_cif_isp_awb_gain_config awb_gain_config;
|
|
struct rkisp1_cif_isp_flt_config flt_config;
|
|
struct rkisp1_cif_isp_bdm_config bdm_config;
|
|
struct rkisp1_cif_isp_ctk_config ctk_config;
|
|
struct rkisp1_cif_isp_goc_config goc_config;
|
|
struct rkisp1_cif_isp_dpf_config dpf_config;
|
|
struct rkisp1_cif_isp_dpf_strength_config dpf_strength_config;
|
|
struct rkisp1_cif_isp_cproc_config cproc_config;
|
|
struct rkisp1_cif_isp_ie_config ie_config;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_isp_meas_cfg - Rockchip ISP1 Measure Parameters
|
|
*
|
|
* @awb_meas_config: auto white balance config
|
|
* @hst_config: histogram config
|
|
* @aec_config: auto exposure config
|
|
* @afc_config: auto focus config
|
|
*/
|
|
struct rkisp1_cif_isp_isp_meas_cfg {
|
|
struct rkisp1_cif_isp_awb_meas_config awb_meas_config;
|
|
struct rkisp1_cif_isp_hst_config hst_config;
|
|
struct rkisp1_cif_isp_aec_config aec_config;
|
|
struct rkisp1_cif_isp_afc_config afc_config;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_params_cfg - Rockchip ISP1 Input Parameters Meta Data
|
|
*
|
|
* @module_en_update: mask the enable bits of which module should be updated
|
|
* @module_ens: mask the enable value of each module, only update the module
|
|
* which correspond bit was set in module_en_update
|
|
* @module_cfg_update: mask the config bits of which module should be updated
|
|
* @meas: measurement config
|
|
* @others: other config
|
|
*/
|
|
struct rkisp1_params_cfg {
|
|
__u32 module_en_update;
|
|
__u32 module_ens;
|
|
__u32 module_cfg_update;
|
|
|
|
struct rkisp1_cif_isp_isp_meas_cfg meas;
|
|
struct rkisp1_cif_isp_isp_other_cfg others;
|
|
};
|
|
|
|
/*---------- PART2: Measurement Statistics ------------*/
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_awb_meas - AWB measured values
|
|
*
|
|
* @cnt: White pixel count, number of "white pixels" found during last
|
|
* measurement
|
|
* @mean_y_or_g: Mean value of Y within window and frames,
|
|
* Green if RGB is selected.
|
|
* @mean_cb_or_b: Mean value of Cb within window and frames,
|
|
* Blue if RGB is selected.
|
|
* @mean_cr_or_r: Mean value of Cr within window and frames,
|
|
* Red if RGB is selected.
|
|
*/
|
|
struct rkisp1_cif_isp_awb_meas {
|
|
__u32 cnt;
|
|
__u8 mean_y_or_g;
|
|
__u8 mean_cb_or_b;
|
|
__u8 mean_cr_or_r;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_awb_stat - statistics automatic white balance data
|
|
*
|
|
* @awb_mean: Mean measured data
|
|
*/
|
|
struct rkisp1_cif_isp_awb_stat {
|
|
struct rkisp1_cif_isp_awb_meas awb_mean[RKISP1_CIF_ISP_AWB_MAX_GRID];
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_bls_meas_val - BLS measured values
|
|
*
|
|
* @meas_r: Mean measured value for Bayer pattern R
|
|
* @meas_gr: Mean measured value for Bayer pattern Gr
|
|
* @meas_gb: Mean measured value for Bayer pattern Gb
|
|
* @meas_b: Mean measured value for Bayer pattern B
|
|
*/
|
|
struct rkisp1_cif_isp_bls_meas_val {
|
|
__u16 meas_r;
|
|
__u16 meas_gr;
|
|
__u16 meas_gb;
|
|
__u16 meas_b;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_ae_stat - statistics auto exposure data
|
|
*
|
|
* @exp_mean: Mean luminance value of block xx
|
|
* @bls_val: BLS measured values
|
|
*
|
|
* The number of entries of @exp_mean depends on the hardware revision
|
|
* as is reported by the hw_revision field of the struct media_device_info
|
|
* that is returned by ioctl MEDIA_IOC_DEVICE_INFO.
|
|
*
|
|
* Versions <= V11 have RKISP1_CIF_ISP_AE_MEAN_MAX_V10 entries,
|
|
* versions >= V12 have RKISP1_CIF_ISP_AE_MEAN_MAX_V12 entries.
|
|
* RKISP1_CIF_ISP_AE_MEAN_MAX is equal to the maximum of the two.
|
|
*
|
|
* Image is divided into 5x5 blocks on V10 and 9x9 blocks on V12.
|
|
*/
|
|
struct rkisp1_cif_isp_ae_stat {
|
|
__u8 exp_mean[RKISP1_CIF_ISP_AE_MEAN_MAX];
|
|
struct rkisp1_cif_isp_bls_meas_val bls_val;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_af_meas_val - AF measured values
|
|
*
|
|
* @sum: sharpness value
|
|
* @lum: luminance value
|
|
*/
|
|
struct rkisp1_cif_isp_af_meas_val {
|
|
__u32 sum;
|
|
__u32 lum;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_af_stat - statistics auto focus data
|
|
*
|
|
* @window: AF measured value of window x
|
|
*
|
|
* The module measures the sharpness in 3 windows of selectable size via
|
|
* register settings(ISP_AFM_*_A/B/C)
|
|
*/
|
|
struct rkisp1_cif_isp_af_stat {
|
|
struct rkisp1_cif_isp_af_meas_val window[RKISP1_CIF_ISP_AFM_MAX_WINDOWS];
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_hist_stat - statistics histogram data
|
|
*
|
|
* @hist_bins: measured bin counters. Each bin is a 20 bits unsigned fixed point
|
|
* type. Bits 0-4 are the fractional part and bits 5-19 are the
|
|
* integer part.
|
|
*
|
|
* The window of the measurements area is divided to 5x5 sub-windows for
|
|
* V10/V11 and to 9x9 sub-windows for V12. The histogram is then computed for
|
|
* each sub-window independently and the final result is a weighted average of
|
|
* the histogram measurements on all sub-windows. The window of the
|
|
* measurements area and the weight of each sub-window are configurable using
|
|
* struct @rkisp1_cif_isp_hst_config.
|
|
*
|
|
* The histogram contains 16 bins in V10/V11 and 32 bins in V12/V13.
|
|
*
|
|
* The number of entries of @hist_bins depends on the hardware revision
|
|
* as is reported by the hw_revision field of the struct media_device_info
|
|
* that is returned by ioctl MEDIA_IOC_DEVICE_INFO.
|
|
*
|
|
* Versions <= V11 have RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 entries,
|
|
* versions >= V12 have RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 entries.
|
|
* RKISP1_CIF_ISP_HIST_BIN_N_MAX is equal to the maximum of the two.
|
|
*/
|
|
struct rkisp1_cif_isp_hist_stat {
|
|
__u32 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX];
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_cif_isp_stat - Rockchip ISP1 Statistics Data
|
|
*
|
|
* @awb: statistics data for automatic white balance
|
|
* @ae: statistics data for auto exposure
|
|
* @af: statistics data for auto focus
|
|
* @hist: statistics histogram data
|
|
*/
|
|
struct rkisp1_cif_isp_stat {
|
|
struct rkisp1_cif_isp_awb_stat awb;
|
|
struct rkisp1_cif_isp_ae_stat ae;
|
|
struct rkisp1_cif_isp_af_stat af;
|
|
struct rkisp1_cif_isp_hist_stat hist;
|
|
};
|
|
|
|
/**
|
|
* struct rkisp1_stat_buffer - Rockchip ISP1 Statistics Meta Data
|
|
*
|
|
* @meas_type: measurement types (RKISP1_CIF_ISP_STAT_* definitions)
|
|
* @frame_id: frame ID for sync
|
|
* @params: statistics data
|
|
*/
|
|
struct rkisp1_stat_buffer {
|
|
__u32 meas_type;
|
|
__u32 frame_id;
|
|
struct rkisp1_cif_isp_stat params;
|
|
};
|
|
|
|
#endif /* _UAPI_RKISP1_CONFIG_H */
|