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/* 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
/*
* 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;
__u16 v_offs;
__u16 h_size;
__u16 v_size;
};
/**
* struct rkisp1_cif_isp_bls_fixed_val - BLS fixed subtraction values
*
* The values will be subtracted from the sensor
* values. Therefore a negative value means addition instead of subtraction!
*
* @r: Fixed (signed!) subtraction value for Bayer pattern R
* @gr: Fixed (signed!) subtraction value for Bayer pattern Gr
* @gb: Fixed (signed!) subtraction value for Bayer pattern Gb
* @b: Fixed (signed!) subtraction value for Bayer pattern B
*/
struct rkisp1_cif_isp_bls_fixed_val {
__s16 r;
__s16 gr;
__s16 gb;
__s16 b;
};
/**
* struct rkisp1_cif_isp_bls_config - Configuration used by black level subtraction
*
* @enable_auto: Automatic mode activated means that the measured values
* are subtracted. Otherwise the fixed subtraction
* values will be subtracted.
* @en_windows: enabled window
* @bls_window1: Measurement window 1 size
* @bls_window2: Measurement window 2 size
* @bls_samples: Set amount of measured pixels for each Bayer position
* (A, B,C and D) to 2^bls_samples.
* @fixed_val: Fixed subtraction values
*/
struct rkisp1_cif_isp_bls_config {
__u8 enable_auto;
__u8 en_windows;
struct rkisp1_cif_isp_window bls_window1;
struct rkisp1_cif_isp_window bls_window2;
__u8 bls_samples;
struct rkisp1_cif_isp_bls_fixed_val fixed_val;
};
/**
* struct rkisp1_cif_isp_dpcc_methods_config - Methods Configuration used by DPCC
*
* Methods Configuration used by Defect Pixel Cluster Correction
*
* @method: Method enable bits
* @line_thresh: Line threshold
* @line_mad_fac: Line MAD factor
* @pg_fac: Peak gradient factor
* @rnd_thresh: Rank Neighbor Difference threshold
* @rg_fac: Rank gradient factor
*/
struct rkisp1_cif_isp_dpcc_methods_config {
__u32 method;
__u32 line_thresh;
__u32 line_mad_fac;
__u32 pg_fac;
__u32 rnd_thresh;
__u32 rg_fac;
};
/**
* struct rkisp1_cif_isp_dpcc_config - Configuration used by DPCC
*
* Configuration used by Defect Pixel Cluster Correction
*
* @mode: dpcc output mode
* @output_mode: whether use hard coded methods
* @set_use: stage1 methods set
* @methods: methods config
* @ro_limits: rank order limits
* @rnd_offs: differential rank offsets for rank neighbor difference
*/
struct rkisp1_cif_isp_dpcc_config {
__u32 mode;
__u32 output_mode;
__u32 set_use;
struct rkisp1_cif_isp_dpcc_methods_config methods[RKISP1_CIF_ISP_DPCC_METHODS_MAX];
__u32 ro_limits;
__u32 rnd_offs;
};
/**
* struct rkisp1_cif_isp_gamma_corr_curve - gamma curve point definition y-axis (output).
*
* The reset values define a linear curve which has the same effect as bypass. Reset values are:
* gamma_y[0] = 0x0000, gamma_y[1] = 0x0100, ... gamma_y[15] = 0x0f00, gamma_y[16] = 0xfff
*
* @gamma_y: the values for the y-axis of gamma curve points. Each value is 12 bit.
*/
struct rkisp1_cif_isp_gamma_corr_curve {
__u16 gamma_y[RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE];
};
/**
* struct rkisp1_cif_isp_gamma_curve_x_axis_pnts - De-Gamma Curve definition x increments
* (sampling points). gamma_dx0 is for the lower samples (1-8), gamma_dx1 is for the
* higher samples (9-16). The reset values for both fields is 0x44444444. This means
* that each sample is 4 units away from the previous one on the x-axis.
*
* @gamma_dx0: gamma curve sample points definitions. Bits 0:2 for sample 1. Bit 3 unused.
* Bits 4:6 for sample 2. bit 7 unused ... Bits 28:30 for sample 8. Bit 31 unused
* @gamma_dx1: gamma curve sample points definitions. Bits 0:2 for sample 9. Bit 3 unused.
* Bits 4:6 for sample 10. bit 7 unused ... Bits 28:30 for sample 16. Bit 31 unused
*/
struct rkisp1_cif_isp_gamma_curve_x_axis_pnts {
__u32 gamma_dx0;
__u32 gamma_dx1;
};
/**
* struct rkisp1_cif_isp_sdg_config - Configuration used by sensor degamma
*
* @curve_r: gamma curve point definition axis for red
* @curve_g: gamma curve point definition axis for green
* @curve_b: gamma curve point definition axis for blue
* @xa_pnts: x axis increments
*/
struct rkisp1_cif_isp_sdg_config {
struct rkisp1_cif_isp_gamma_corr_curve curve_r;
struct rkisp1_cif_isp_gamma_corr_curve curve_g;
struct rkisp1_cif_isp_gamma_corr_curve curve_b;
struct rkisp1_cif_isp_gamma_curve_x_axis_pnts xa_pnts;
};
/**
* struct rkisp1_cif_isp_lsc_config - Configuration used by Lens shading correction
*
* @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;
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 /* _RKISP1_CONFIG_H */
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