include/android/system/core

/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR MIT) */
/*
 * Rockchip ISP1 userspace API
 * Copyright (C) 2017 Rockchip Electronics Co., Ltd.
 */

#ifndef _RKISP1_CONFIG_H
#define _RKISP1_CONFIG_H

#include <linux/types.h>

/* Defect Pixel Cluster Detection */
#define RKISP1_CIF_ISP_MODULE_DPCC		(1U << 0)
/* Black Level Subtraction */
#define RKISP1_CIF_ISP_MODULE_BLS		(1U << 1)
/* Sensor De-gamma */
#define RKISP1_CIF_ISP_MODULE_SDG		(1U << 2)
/* Histogram statistics configuration */
#define RKISP1_CIF_ISP_MODULE_HST		(1U << 3)
/* Lens Shade Control */
#define RKISP1_CIF_ISP_MODULE_LSC		(1U << 4)
/* Auto White Balance Gain */
#define RKISP1_CIF_ISP_MODULE_AWB_GAIN		(1U << 5)
/* Filter */
#define RKISP1_CIF_ISP_MODULE_FLT		(1U << 6)
/* Bayer Demosaic */
#define RKISP1_CIF_ISP_MODULE_BDM		(1U << 7)
/* Cross Talk */
#define RKISP1_CIF_ISP_MODULE_CTK		(1U << 8)
/* Gamma Out Curve */
#define RKISP1_CIF_ISP_MODULE_GOC		(1U << 9)
/* Color Processing */
#define RKISP1_CIF_ISP_MODULE_CPROC		(1U << 10)
/* Auto Focus Control statistics configuration */
#define RKISP1_CIF_ISP_MODULE_AFC		(1U << 11)
/* Auto White Balancing statistics configuration */
#define RKISP1_CIF_ISP_MODULE_AWB		(1U << 12)
/* Image Effect */
#define RKISP1_CIF_ISP_MODULE_IE		(1U << 13)
/* Auto Exposure Control statistics configuration */
#define RKISP1_CIF_ISP_MODULE_AEC		(1U << 14)
/* Wide Dynamic Range */
#define RKISP1_CIF_ISP_MODULE_WDR		(1U << 15)
/* Denoise Pre-Filter */
#define RKISP1_CIF_ISP_MODULE_DPF		(1U << 16)
/* Denoise Pre-Filter Strength */
#define RKISP1_CIF_ISP_MODULE_DPF_STRENGTH	(1U << 17)

#define RKISP1_CIF_ISP_CTK_COEFF_MAX            0x100
#define RKISP1_CIF_ISP_CTK_OFFSET_MAX           0x800

#define RKISP1_CIF_ISP_AE_MEAN_MAX_V10		25
#define RKISP1_CIF_ISP_AE_MEAN_MAX_V12		81
#define RKISP1_CIF_ISP_AE_MEAN_MAX		RKISP1_CIF_ISP_AE_MEAN_MAX_V12

#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10	16
#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12	32
#define RKISP1_CIF_ISP_HIST_BIN_N_MAX		RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12

#define RKISP1_CIF_ISP_AFM_MAX_WINDOWS          3
#define RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE       17

#define RKISP1_CIF_ISP_BDM_MAX_TH               0xff

/*
 * Black level compensation
 */
/* maximum value for horizontal start address */
#define RKISP1_CIF_ISP_BLS_START_H_MAX             0x00000fff
/* maximum value for horizontal stop address */
#define RKISP1_CIF_ISP_BLS_STOP_H_MAX              0x00000fff
/* maximum value for vertical start address */
#define RKISP1_CIF_ISP_BLS_START_V_MAX             0x00000fff
/* maximum value for vertical stop address */
#define RKISP1_CIF_ISP_BLS_STOP_V_MAX              0x00000fff
/* maximum is 2^18 = 262144*/
#define RKISP1_CIF_ISP_BLS_SAMPLES_MAX             0x00000012
/* maximum value for fixed black level */
#define RKISP1_CIF_ISP_BLS_FIX_SUB_MAX             0x00000fff
/* minimum value for fixed black level */
#define RKISP1_CIF_ISP_BLS_FIX_SUB_MIN             0xfffff000
/* 13 bit range (signed)*/
#define RKISP1_CIF_ISP_BLS_FIX_MASK                0x00001fff

/*
 * Automatic white balance measurements
 */
#define RKISP1_CIF_ISP_AWB_MAX_GRID                1
#define RKISP1_CIF_ISP_AWB_MAX_FRAMES              7

/*
 * Gamma out
 */
/* Maximum number of color samples supported */
#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10   17
#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12   34
#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES       RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12

/*
 * Lens shade correction
 */
#define RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE        8

/*
 * The following matches the tuning process,
 * not the max capabilities of the chip.
 */
#define RKISP1_CIF_ISP_LSC_SAMPLES_MAX             17

/*
 * Histogram calculation
 */
#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 25
#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 81
#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE     RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12

/*
 * Defect Pixel Cluster Correction
 */
#define RKISP1_CIF_ISP_DPCC_METHODS_MAX				3

#define RKISP1_CIF_ISP_DPCC_MODE_STAGE1_ENABLE			(1U << 2)

#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_G_CENTER	(1U << 0)
#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_RB_CENTER	(1U << 1)
#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_G_3X3		(1U << 2)
#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_RB_3X3		(1U << 3)

/* 0-2 for sets 1-3 */
#define RKISP1_CIF_ISP_DPCC_SET_USE_STAGE1_USE_SET(n)		((n) << 0)
#define RKISP1_CIF_ISP_DPCC_SET_USE_STAGE1_USE_FIX_SET		(1U << 3)

#define RKISP1_CIF_ISP_DPCC_METHODS_SET_PG_GREEN_ENABLE		(1U << 0)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_LC_GREEN_ENABLE		(1U << 1)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RO_GREEN_ENABLE		(1U << 2)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RND_GREEN_ENABLE	(1U << 3)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RG_GREEN_ENABLE		(1U << 4)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_PG_RED_BLUE_ENABLE	(1U << 8)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_LC_RED_BLUE_ENABLE	(1U << 9)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RO_RED_BLUE_ENABLE	(1U << 10)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RND_RED_BLUE_ENABLE	(1U << 11)
#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RG_RED_BLUE_ENABLE	(1U << 12)

#define RKISP1_CIF_ISP_DPCC_LINE_THRESH_G(v)			((v) << 0)
#define RKISP1_CIF_ISP_DPCC_LINE_THRESH_RB(v)			((v) << 8)
#define RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_G(v)			((v) << 0)
#define RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_RB(v)			((v) << 8)
#define RKISP1_CIF_ISP_DPCC_PG_FAC_G(v)				((v) << 0)
#define RKISP1_CIF_ISP_DPCC_PG_FAC_RB(v)			((v) << 8)
#define RKISP1_CIF_ISP_DPCC_RND_THRESH_G(v)			((v) << 0)
#define RKISP1_CIF_ISP_DPCC_RND_THRESH_RB(v)			((v) << 8)
#define RKISP1_CIF_ISP_DPCC_RG_FAC_G(v)				((v) << 0)
#define RKISP1_CIF_ISP_DPCC_RG_FAC_RB(v)			((v) << 8)

#define RKISP1_CIF_ISP_DPCC_RO_LIMITS_n_G(n, v)			((v) << ((n) * 4))
#define RKISP1_CIF_ISP_DPCC_RO_LIMITS_n_RB(n, v)		((v) << ((n) * 4 + 2))

#define RKISP1_CIF_ISP_DPCC_RND_OFFS_n_G(n, v)			((v) << ((n) * 4))
#define RKISP1_CIF_ISP_DPCC_RND_OFFS_n_RB(n, v)			((v) << ((n) * 4 + 2))

/*
 * Denoising pre filter
 */
#define RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS      17
#define RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS  6

/*
 * Measurement types
 */
#define RKISP1_CIF_ISP_STAT_AWB           (1U << 0)
#define RKISP1_CIF_ISP_STAT_AUTOEXP       (1U << 1)
#define RKISP1_CIF_ISP_STAT_AFM           (1U << 2)
#define RKISP1_CIF_ISP_STAT_HIST          (1U << 3)

/**
 * enum rkisp1_cif_isp_version - ISP variants
 *
 * @RKISP1_V10: used at least in rk3288 and rk3399
 * @RKISP1_V11: declared in the original vendor code, but not used
 * @RKISP1_V12: used at least in rk3326 and px30
 * @RKISP1_V13: used at least in rk1808
 */
enum rkisp1_cif_isp_version {
	RKISP1_V10 = 10,
	RKISP1_V11,
	RKISP1_V12,
	RKISP1_V13,
};

enum rkisp1_cif_isp_histogram_mode {
	RKISP1_CIF_ISP_HISTOGRAM_MODE_DISABLE,
	RKISP1_CIF_ISP_HISTOGRAM_MODE_RGB_COMBINED,
	RKISP1_CIF_ISP_HISTOGRAM_MODE_R_HISTOGRAM,
	RKISP1_CIF_ISP_HISTOGRAM_MODE_G_HISTOGRAM,
	RKISP1_CIF_ISP_HISTOGRAM_MODE_B_HISTOGRAM,
	RKISP1_CIF_ISP_HISTOGRAM_MODE_Y_HISTOGRAM
};

enum rkisp1_cif_isp_awb_mode_type {
	RKISP1_CIF_ISP_AWB_MODE_MANUAL,
	RKISP1_CIF_ISP_AWB_MODE_RGB,
	RKISP1_CIF_ISP_AWB_MODE_YCBCR
};

enum rkisp1_cif_isp_flt_mode {
	RKISP1_CIF_ISP_FLT_STATIC_MODE,
	RKISP1_CIF_ISP_FLT_DYNAMIC_MODE
};

/**
 * enum rkisp1_cif_isp_exp_ctrl_autostop - stop modes
 * @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0: continuous measurement
 * @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1: stop measuring after a complete frame
 */
enum rkisp1_cif_isp_exp_ctrl_autostop {
	RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0 = 0,
	RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1 = 1,
};

/**
 * enum rkisp1_cif_isp_exp_meas_mode - Exposure measure mode
 * @RKISP1_CIF_ISP_EXP_MEASURING_MODE_0: Y = 16 + 0.25R + 0.5G + 0.1094B
 * @RKISP1_CIF_ISP_EXP_MEASURING_MODE_1: Y = (R + G + B) x (85/256)
 */
enum rkisp1_cif_isp_exp_meas_mode {
	RKISP1_CIF_ISP_EXP_MEASURING_MODE_0,
	RKISP1_CIF_ISP_EXP_MEASURING_MODE_1,
};

/*---------- PART1: Input Parameters ------------*/

/**
 * struct rkisp1_cif_isp_window -  measurement window.
 *
 * Measurements are calculated per window inside the frame.
 * This struct represents a window for a measurement.
 *
 * @h_offs: the horizontal offset of the window from the left of the frame in pixels.
 * @v_offs: the vertical offset of the window from the top of the frame in pixels.
 * @h_size: the horizontal size of the window in pixels
 * @v_size: the vertical size of the window in pixels.
 */
struct rkisp1_cif_isp_window {
	__u16 h_offs;